/* ============================================================
   小情书 · brand.css
   品牌约束锁 v0.1：雾紫底 #EFEAF6 / 奶油白表面 #FFFCF7
   主色雾紫 #8F7BBF / 正文深紫 #3F3554 / 贴纸桃粉 #F7A8B8
   手写感中文标题 + 圆体正文；梦幻、治愈、可爱但不幼稚
   ============================================================ */
:root{
  --bg:#EFEAF6;
  --bg-soft:#F6F1FC;
  --surface:#FFFCF7;
  --surface-2:#FBF7FF;
  --primary:#8F7BBF;
  --primary-strong:#7A66A9;
  --primary-deep:#5F4E8A;
  --primary-soft:#E4DBF5;
  --primary-mist:#F2ECFC;
  --peach:#F7A8B8;
  --peach-soft:#FCE1E8;
  --peach-deep:#EF8FA5;
  --ink:#3F3554;
  --ink-2:#645C7E;
  --ink-3:#6B6385;
  --line:#EDE5F7;
  --line-strong:#E2D8F0;
  --yellow:#F5D486;
  --blue:#A9C8E8;
  --shadow-sm:0 8px 18px -12px rgba(86,64,142,.35);
  --shadow-md:0 18px 40px -26px rgba(86,64,142,.38);
  --shadow-lg:0 30px 70px -44px rgba(86,64,142,.45);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --hand:"HanziPen SC","Hannotate SC","Yuppy SC","STKaiti","KaiTi","SimKai",cursive;
  --round:"SF Pro Rounded","Yuanti SC","PingFang SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif;
  --nav-h:78px;
  --ease:cubic-bezier(.22,.68,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100dvh;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--round);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
input,textarea{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
::selection{background:var(--peach);color:var(--ink)}
:focus-visible{outline:2px solid var(--primary-strong);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-inline:clamp(20px,4vw,44px)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- icons & doodles ---------- */
.icon{width:20px;height:20px;display:inline-block;vertical-align:-4px;flex:none}
.icon--sm{width:16px;height:16px;vertical-align:-3px}
.icon--lg{width:24px;height:24px;vertical-align:-5px}
.doodle{position:absolute;pointer-events:none;color:var(--primary-soft)}
.doodle--peach{color:var(--peach)}
.doodle--primary{color:var(--primary)}
.doodle--yellow{color:var(--yellow)}
.doodle--blue{color:var(--blue)}
.doodle svg,.doodle{display:block}
.doodle svg{width:100%;height:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-family:var(--round);
  font-size:16px;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn--primary{
  background:var(--primary-strong);
  color:#fff;
  box-shadow:0 12px 24px -16px rgba(95,78,138,.9);
}
.btn--primary:hover{background:#6F5B9E;box-shadow:0 16px 30px -18px rgba(95,78,138,.95);transform:translateY(-1px)}
.btn--ghost{
  background:var(--surface);
  color:var(--primary-strong);
  box-shadow:inset 0 0 0 1.5px var(--primary-soft);
}
.btn--ghost:hover{background:var(--primary-mist);box-shadow:inset 0 0 0 1.5px var(--primary)}
.btn--soft{background:var(--primary-mist);color:var(--primary-strong)}
.btn--soft:hover{background:var(--primary-soft)}
.btn--text{height:auto;padding:4px 2px;color:var(--primary-strong);font-weight:600}
.btn--text:hover{color:var(--primary-deep)}
.btn--sm{height:38px;padding:0 18px;font-size:14px;gap:7px}
.btn--lg{height:54px;padding:0 32px;font-size:17px}
.btn--block{width:100%}
.btn[disabled]{opacity:.55;pointer-events:none}

/* ---------- nav ---------- */
.site-nav{
  position:relative;
  z-index:60;
  background:var(--bg);
  height:var(--nav-h);
}
.site-nav.is-stuck{position:sticky;top:0;box-shadow:0 12px 30px -30px rgba(86,64,142,.5)}
.nav__inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav__brand{display:flex;align-items:center;gap:8px;flex:none}
.nav__logo{
  font-family:var(--hand);
  font-size:30px;
  line-height:1;
  color:var(--primary-strong);
  letter-spacing:.02em;
}
.nav__envelope{width:34px;height:26px;color:var(--primary);transform:rotate(4deg)}
.nav__links{display:flex;align-items:center;gap:clamp(16px,2.6vw,34px);margin-left:auto;margin-right:auto}
.nav__link{
  position:relative;
  font-size:16px;
  color:var(--ink-2);
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav__link:hover{color:var(--primary-strong)}
.nav__link.is-active{color:var(--primary-strong);font-weight:600}
.nav__link.is-active::after{
  content:"";
  position:absolute;
  left:50%;bottom:-8px;
  width:18px;height:2px;
  border-radius:2px;
  transform:translateX(-50%) rotate(-2deg);
  background:var(--peach);
}
.nav__right{display:flex;align-items:center;gap:14px;flex:none}
.avatar-pair{display:flex;align-items:center}
.avatar{
  width:34px;height:34px;
  border-radius:50%;
  border:2px solid var(--surface);
  object-fit:cover;
  background:var(--primary-soft);
}
.avatar + .avatar{margin-left:-10px}
.nav__cta{height:42px;padding:0 20px;font-size:15px}
.nav__burger{display:none;width:40px;height:40px;border-radius:12px;color:var(--ink);align-items:center;justify-content:center}
.nav__burger:hover{background:var(--primary-mist)}
.nav__drawer{
  display:none;
  position:fixed;
  inset:0;
  z-index:70;
  background:rgba(63,53,84,.32);
  padding:12px;
}
.nav__drawer.is-open{display:block}
.nav__drawer-card{
  margin:0 auto;
  max-width:420px;
  background:var(--surface);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);
  padding:18px;
}
.nav__drawer a{display:block;padding:12px 14px;border-radius:12px;color:var(--ink);font-size:17px}
.nav__drawer a:hover{background:var(--primary-mist);color:var(--primary-strong)}
.nav__drawer .btn{width:100%;margin-top:10px}

/* ---------- page shell ---------- */
.page{padding-top:12px}
.page-head{padding:8px 0 0}
.page-title{font-family:var(--hand);font-size:clamp(30px,3.4vw,40px);font-weight:400;line-height:1.4;margin:0;color:var(--ink)}
.hand{font-family:var(--hand);font-weight:400}
.muted{color:var(--ink-2)}
.eyebrow-hand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--hand);
  font-size:19px;
  color:var(--primary-strong);
  line-height:1.4;
}

/* ---------- cards ---------- */
.card{
  background:var(--surface);
  border-radius:var(--r-xl);
  box-shadow:var(--shadow-md);
  padding:clamp(22px,2.6vw,32px);
  position:relative;
}
.card--flush{padding:0;overflow:hidden}
.card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}
.card__head > div{flex:1;min-width:0}
.card__title{font-family:var(--round);font-size:22px;font-weight:700;line-height:1.4;margin:0;color:var(--ink)}
.card__note{font-family:var(--hand);font-size:16.5px;line-height:1.6;color:var(--ink-2);margin:0;flex:0 0 auto;max-width:230px;text-align:right}
.hand-note{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--hand);
  font-size:17px;
  line-height:1.5;
  color:var(--ink-2);
}
.hand-note .icon{color:var(--peach-deep)}

/* ---------- forms ---------- */
.field{display:flex;flex-direction:column;gap:8px}
.field__label{font-size:16px;font-weight:600;color:var(--ink)}
.field__hint{font-size:13px;color:var(--ink-2)}
.input,.textarea{
  width:100%;
  background:#FFFEFC;
  border:1.5px solid var(--line);
  border-radius:14px;
  padding:13px 16px 42px;
  font-family:var(--round);
  font-size:15.5px;
  color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.input::placeholder,.textarea::placeholder{color:#B7AECB}
.input:focus,.textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(143,123,191,.13);
}
.textarea{min-height:186px;resize:vertical;line-height:1.85}
.textarea-wrap{position:relative}
.counter{
  position:absolute;
  right:14px;bottom:10px;
  font-size:12px;
  color:var(--ink-3);
  background:#FFFEFC;
  padding-left:6px;
}
.segmented{
  display:inline-flex;
  padding:4px;
  gap:4px;
  background:var(--surface-2);
  border-radius:var(--r-pill);
  box-shadow:inset 0 0 0 1px var(--line);
}
.segmented__btn{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:38px;
  padding:0 16px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  color:var(--ink-2);
  transition:background-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.segmented__btn .icon{color:currentColor}
.segmented__btn:hover{color:var(--primary-strong)}
.segmented__btn.is-active{
  background:var(--primary-strong);
  color:#fff;
  box-shadow:0 8px 16px -12px rgba(95,78,138,.9);
}

/* ---------- stepper ---------- */
.stepper{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:clamp(10px,2vw,18px);
  padding:16px 0 30px;
  flex-wrap:nowrap;
}
.stepper__step{display:flex;align-items:center;gap:10px;flex:none}
.stepper__dot{
  width:34px;height:34px;
  border-radius:50%;
  display:grid;place-items:center;
  font-size:14px;font-weight:700;
  background:var(--surface);
  color:var(--ink-3);
  box-shadow:inset 0 0 0 1.5px var(--line-strong);
  flex:none;
}
.stepper__label{font-size:14.5px;color:var(--ink-2);white-space:nowrap}
.stepper__step.is-active .stepper__dot{background:var(--primary-strong);color:#fff;box-shadow:0 10px 20px -14px rgba(95,78,138,.9)}
.stepper__step.is-active .stepper__label{color:var(--primary-strong);font-weight:600}
.stepper__step.is-done .stepper__dot{background:var(--primary-soft);color:var(--primary-deep)}
.stepper__line{width:clamp(28px,6vw,86px);height:1.5px;background:var(--line-strong);border-radius:2px;flex:none}

/* ---------- tape / paper / photo-frame / stickers ---------- */
.tape{
  position:absolute;
  border-radius:2px;
  box-shadow:0 2px 6px rgba(86,64,142,.08);
  pointer-events:none;
  z-index:3;
}
.tape--checker{
  background:
    repeating-linear-gradient(0deg, rgba(143,123,191,.30) 0 6px, rgba(255,252,247,.55) 6px 13px),
    repeating-linear-gradient(90deg, rgba(143,123,191,.30) 0 6px, rgba(255,252,247,.55) 6px 13px),
    #FBF8FF;
}
.tape--pink{
  background:
    radial-gradient(circle at 4px 4px, rgba(239,143,165,.55) 2.2px, transparent 2.6px) 0 0/12px 12px,
    #FCE7EC;
}
.tape--lav{background:rgba(217,205,240,.85)}

.photo-frame{
  position:relative;
  background:var(--surface);
  padding:clamp(8px,1.2vw,13px);
  border-radius:10px;
  box-shadow:var(--shadow-lg);
}
.photo-frame img{width:100%;height:100%;object-fit:cover;border-radius:5px;background:var(--primary-mist)}
.photo-frame .tape{width:96px;height:26px}
.photo-frame .tape--tl{top:-12px;left:-18px;transform:rotate(-6deg)}
.photo-frame .tape--br{bottom:-10px;right:-16px;transform:rotate(-4deg)}

.paper{
  position:relative;
  background:var(--surface);
  border-radius:8px;
  box-shadow:var(--shadow-lg);
  padding:clamp(26px,3.6vw,44px);
  transform:rotate(-.8deg);
}
.paper--checker{
  background:
    repeating-conic-gradient(from 0deg, rgba(143,123,191,.10) 0% 25%, rgba(255,252,247,.55) 0% 50%) 0 0/46px 46px,
    #F7F2FE;
}
.paper--dots{
  background:
    radial-gradient(circle at 6px 6px, rgba(247,168,184,.45) 2px, transparent 2.6px) 0 0/22px 22px,
    #FFFDF8;
}
.paper--pink{
  background:var(--surface);
  box-shadow:inset 0 0 0 10px #FBDDE5, var(--shadow-lg);
  padding:clamp(32px,4.2vw,50px);
}

.seal{
  position:absolute;
  right:clamp(18px,3vw,36px);
  bottom:clamp(18px,3vw,32px);
  width:64px;height:64px;
  border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%, #E98BA1, #DF7E96 70%);
  color:#FFF6F8;
  box-shadow:0 12px 20px -14px rgba(190,80,105,.8), inset 0 2px 5px rgba(255,255,255,.4), inset 0 -5px 8px rgba(120,40,60,.18);
  transform:rotate(-8deg);
}
.seal svg{width:28px;height:28px}
.seal::before{content:"";position:absolute;inset:6px;border-radius:50%;border:1px solid rgba(255,246,248,.5)}

.note-card{
  position:absolute;
  background:var(--surface);
  border-radius:6px;
  padding:18px 20px;
  box-shadow:var(--shadow-md);
  font-family:var(--hand);
  font-size:17px;
  line-height:1.65;
  color:var(--ink);
  transform:rotate(-3deg);
}
.note-card .tape{width:56px;height:18px;top:-9px;left:50%;transform:translateX(-50%) rotate(-2deg)}
.note-card--pink{background:#FFF6F8}
.note-card--lav{background:#F8F3FF}

.sticker{
  position:absolute;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--hand);
  pointer-events:none;
  z-index:4;
}
.sticker--heart{
  width:52px;height:52px;
  border-radius:50%;
  background:var(--surface);
  box-shadow:var(--shadow-md);
  color:var(--peach-deep);
}
.sticker--heart svg{width:28px;height:28px}
.sticker--star{width:34px;height:34px;color:var(--yellow)}
.sticker--label{
  padding:6px 12px;
  border-radius:10px;
  background:var(--peach);
  color:var(--ink);
  font-size:15px;
  transform:rotate(3deg);
  box-shadow:var(--shadow-sm);
}
.sticker--ai{
  padding:5px 10px;
  border-radius:8px;
  background:rgba(143,123,191,.88);
  color:#fff;
  font-family:var(--round);
  font-size:12px;
  letter-spacing:.04em;
  transform:rotate(-3deg);
}

/* ---------- landing ---------- */
.hero{padding:34px 0 18px;position:relative}
.hero__grid{display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(24px,5vw,72px);align-items:center}
.hero__copy{position:relative;z-index:2}
.hero__eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 14px}
.hero__eyebrow .squiggle{width:34px;height:12px;color:var(--peach)}
.hero__title{
  font-family:var(--hand);
  font-weight:400;
  font-size:clamp(42px,5vw,66px);
  line-height:1.28;
  letter-spacing:.01em;
  color:var(--ink);
  margin:0;
}
.hero__title .hl{color:var(--primary-strong);white-space:nowrap;display:inline-block;padding:0 .06em;background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 90%/100% 32%}
.hero__title .hl::after{display:none}
.hero__sub{margin:18px 0 0;max-width:470px;font-size:17px;line-height:1.95;color:var(--ink-2)}
.hero__actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero__note{position:relative;margin:26px 0 0}
.hero__note svg{position:absolute;left:-6px;top:-8px;width:26px;height:26px;color:var(--peach)}
.hero__note p{margin:0 0 0 32px;font-family:var(--hand);font-size:17px;line-height:1.6;color:var(--ink-2)}
.hero__visual{position:relative;display:flex;justify-content:center;padding:18px 0}
.hero__photo{
  width:min(78%,432px);
  aspect-ratio:432/548;
  transform:rotate(-1.6deg);
}
.hero__photo img{aspect-ratio:auto}
.hero-note-a{left:-24px;top:56%;max-width:190px}
.hero-note-b{right:-18px;top:8%;max-width:180px}
.hero__cat{position:absolute;right:2px;bottom:-18px;width:92px;height:70px;color:var(--primary-deep)}
.hero__cat .meow{
  position:absolute;left:74px;top:8px;
  font-family:var(--hand);
  font-size:16px;
  color:var(--ink-2);
}
.hero__flower{position:absolute;left:6px;bottom:6px;width:54px;height:72px;color:var(--primary)}
.hero__spark-1{top:6%;right:10%;width:26px;height:26px;color:var(--yellow)}
.hero__spark-2{bottom:18%;left:-6%;width:20px;height:20px;color:var(--peach)}
.hero__heart{top:16%;left:52%;width:26px;height:24px;color:var(--peach)}

.steps{padding:34px 0 20px}
.steps__grid{display:grid;grid-template-columns:1fr 26px 1fr 26px 1fr;gap:14px;align-items:stretch}
.step-card{
  background:var(--surface);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);
  padding:24px clamp(18px,2.2vw,26px);
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.step-card__no{
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  font-size:14px;font-weight:700;
  flex:none;
  background:var(--primary-mist);
  color:var(--primary-strong);
}
.step-card:nth-child(3) .step-card__no{background:var(--peach-soft);color:#C25D77}
.step-card:nth-child(5) .step-card__no{background:#F4ECFF;color:var(--primary-deep)}
.step-card h3{margin:0 0 6px;font-size:18px;font-weight:700}
.step-card p{margin:0;font-size:14px;line-height:1.75;color:var(--ink-2)}
.step-card__icon{position:absolute;right:14px;bottom:10px;width:46px;height:46px;color:var(--primary-soft);opacity:.9}
.step-card{position:relative;overflow:hidden}
.steps__arrow{align-self:center;color:var(--primary);opacity:.55;display:flex;align-items:center;justify-content:center}
.steps__arrow .icon{width:22px;height:22px}

/* ---------- footer ---------- */
.site-footer{padding:34px 0 30px;margin-top:26px}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer__sign{display:flex;align-items:center;gap:11px}
.footer__seal{
  position:relative;
  width:32px;height:32px;
  flex:none;
  border-radius:50%;
  display:grid;place-items:center;
  color:#FFF6F8;
  background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);
  box-shadow:0 10px 18px -14px rgba(190,80,105,.85),inset 0 2px 4px rgba(255,255,255,.4);
  transform:rotate(-5deg);
}
.footer__seal::before{content:"";position:absolute;inset:5px;border-radius:50%;border:1px solid rgba(255,246,248,.5)}
.footer__seal svg{width:13px;height:13px}
.footer__tag{margin:0;font-family:var(--hand);font-size:15px;color:var(--ink-2);letter-spacing:.01em}
.footer__right{text-align:right}
.footer__links{display:flex;gap:18px;justify-content:flex-end;font-size:12.5px;color:var(--ink-2);margin-bottom:6px}
.footer__links a:hover{color:var(--primary-strong)}
.footer__latin{font-size:10.5px;letter-spacing:.22em;color:var(--ink-3)}

/* ---------- toast ---------- */
.toast{
  position:fixed;
  left:50%;bottom:30px;
  transform:translate(-50%,14px);
  z-index:120;
  padding:11px 20px;
  border-radius:var(--r-pill);
  background:var(--ink);
  color:#fff;
  font-size:13.5px;
  letter-spacing:.02em;
  box-shadow:var(--shadow-md);
  opacity:0;
  pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease);
  max-width:min(86vw,420px);
  text-align:center;
}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ---------- create page ---------- */
.create-layout{display:grid;grid-template-columns:1fr 1.06fr;gap:clamp(18px,2.4vw,28px);align-items:stretch;padding:6px 0 20px}
.create-layout .panel{display:flex;flex-direction:column}
.create-layout .result-area{flex:1}
.panel{padding:clamp(22px,2.6vw,30px)}
.panel > .field + .field{margin-top:16px}
.section-label{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin:24px 0 12px}
.section-label h3{margin:0;font-size:16.5px;font-weight:700}
.upload{
  position:relative;
  border:2px dashed var(--primary-soft);
  border-radius:var(--r-md);
  background:#FBF8FF;
  padding:clamp(20px,3vw,30px) 18px;
  text-align:center;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
  cursor:pointer;
}
.upload:hover,.upload.is-drag{border-color:var(--primary);background:var(--primary-mist)}
.upload__icon{width:46px;height:46px;margin:0 auto 10px;color:var(--primary);background:var(--surface);border-radius:14px;display:grid;place-items:center;box-shadow:var(--shadow-sm)}
.upload__icon .icon{width:24px;height:24px}
.upload__title{margin:0 0 4px;font-size:16px;font-weight:600}
.upload__hint{margin:0;font-size:12.5px;color:var(--ink-2)}
.upload input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}
.upload-preview{display:none;align-items:center;gap:14px;margin-top:14px}
.upload-preview.is-on{display:flex}
.upload-preview__thumb{width:88px;height:88px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);flex:none;background:var(--primary-mist)}
.upload-preview__thumb img{width:100%;height:100%;object-fit:cover}
.upload-preview__meta{flex:1;min-width:0}
.upload-preview__meta p{margin:0;font-size:14px;color:var(--ink-2)}
.upload-preview__meta strong{display:block;font-size:14.5px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.upload-preview__remove{width:30px;height:30px;border-radius:50%;background:var(--surface-2);color:var(--ink-2);display:grid;place-items:center}
.upload-preview__remove:hover{background:var(--peach-soft);color:#A53F58}
.style-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.style-card{
  position:relative;
  text-align:left;
  border-radius:14px;
  background:var(--surface);
  box-shadow:inset 0 0 0 1.5px var(--line);
  padding:8px 8px 10px;
  transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.style-card:hover{transform:translateY(-2px)}
.style-card.is-active{box-shadow:inset 0 0 0 2px var(--primary)}
.style-card__thumb{width:100%;aspect-ratio:1/1;border-radius:9px;overflow:hidden;background:var(--primary-mist);margin-bottom:7px}
.style-card__thumb img{width:100%;height:100%;object-fit:cover}
.style-card strong{display:block;font-size:13px;font-weight:600;line-height:1.5}
.style-card span{display:block;font-size:11px;color:var(--ink-3);line-height:1.5}
.style-card__check{
  position:absolute;top:12px;right:12px;
  width:20px;height:20px;border-radius:50%;
  background:var(--primary-strong);color:#fff;
  display:none;place-items:center;
}
.style-card__check .icon{width:12px;height:12px}
.style-card.is-active .style-card__check{display:grid}
.note-inline{position:relative;margin-top:18px}
.note-inline .note-card{position:relative;transform:rotate(-1.5deg);display:inline-block;max-width:250px}
.result-area{min-height:300px;display:flex;flex-direction:column;justify-content:center}
.result-empty{
  border:2px dashed var(--primary-soft);
  border-radius:var(--r-md);
  background:#FBF8FF;
  min-height:280px;
  display:grid;
  place-items:center;
  text-align:center;
  color:var(--ink-2);
  font-family:var(--hand);
  font-size:19px;
  padding:24px;
}
.result-empty .icon{width:40px;height:40px;color:var(--primary-soft);margin:0 auto 10px}
.result-box{display:none;position:relative}
.result-box.is-on{display:block}
.result-photo{
  width:min(88%,372px);
  margin:0 auto;
  aspect-ratio:372/474;
  transform:rotate(-1deg);
}
.result-actions{display:flex;gap:10px;justify-content:center;margin-top:18px}
.result-note{position:relative;margin:14px auto 0;max-width:300px}
.result-note .note-card{position:relative;transform:rotate(1.5deg);display:inline-block}
.panel-actions{display:flex;gap:10px;margin-top:22px}
.panel-actions .btn{flex:1}
.spin{animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.generating .result-empty{display:none}
.generating .result-box{display:block}
.generating .result-photo{filter:blur(8px);opacity:.55}
.generating .generating-note{display:block}
.generating-note{display:none;position:absolute;left:50%;top:38%;transform:translate(-50%,-50%);z-index:5;background:var(--surface);padding:12px 20px;border-radius:var(--r-pill);box-shadow:var(--shadow-md);font-size:14px;color:var(--primary-strong);white-space:nowrap}

/* ---------- write page ---------- */
.write-layout{display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(18px,2.4vw,28px);align-items:stretch;padding:6px 0 20px}
.write-layout .panel{display:flex;flex-direction:column}
.field-row{display:flex;align-items:center;gap:12px}
.field-row .input{flex:1}
.mode-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px}
.mode-row .field__label{flex:none}
.mode-row .spacer{flex:1}
.template-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.template-card{
  border-radius:14px;
  padding:8px;
  background:var(--surface);
  box-shadow:inset 0 0 0 1.5px var(--line);
  text-align:left;
  transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.template-card:hover{transform:translateY(-2px)}
.template-card.is-active{box-shadow:inset 0 0 0 2px var(--primary)}
.template-card__swatch{
  display:block;
  height:58px;border-radius:9px;margin-bottom:6px;overflow:hidden;position:relative;
}
.template-card__swatch span{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-4deg);
  width:64%;height:60%;
  background:var(--surface);
  border-radius:3px;
  box-shadow:0 6px 12px -8px rgba(86,64,142,.5);
}
.template-card[data-template="checker"] .template-card__swatch{
  background:repeating-conic-gradient(from 0deg, rgba(143,123,191,.16) 0% 25%, rgba(255,252,247,.7) 0% 50%) 0 0/22px 22px;
}
.template-card[data-template="dots"] .template-card__swatch{
  background:radial-gradient(circle at 4px 4px, rgba(247,168,184,.6) 2px, transparent 2.5px) 0 0/12px 12px, #FFFDF8;
}
.template-card[data-template="pink"] .template-card__swatch{background:#FBDDE5;padding:0}
.template-card[data-template="pink"] .template-card__swatch span{background:var(--surface);width:70%;height:74%}
.template-card strong{display:block;font-size:12.5px;font-weight:600;text-align:center;color:var(--ink)}
.write-actions{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 0 8px}
.preview-card{padding:clamp(18px,2.4vw,28px);background:var(--surface)}
.preview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}
.preview-head .card__title{font-size:20px}
.preview-head .card__note{font-size:16px}
.letter-paper{
  position:relative;
  border-radius:10px;
  padding:clamp(26px,3.2vw,42px);
  min-height:420px;
  transform:rotate(-.4deg);
  box-shadow:var(--shadow-md);
  overflow:hidden;
}
.letter-paper .tape--tl{top:-10px;left:22px;transform:rotate(-4deg);width:88px;height:24px}
.letter-paper .tape--br{bottom:-8px;right:18px;transform:rotate(-3deg);width:86px;height:24px}
.letter-body{position:relative;z-index:2}
.letter-to{font-family:var(--hand);font-size:22px;line-height:1.6;color:var(--ink);margin:0 0 14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.letter-to .icon{color:var(--peach-deep);width:18px;height:18px}
.letter-text{
  font-family:var(--hand);
  font-size:clamp(17px,1.7vw,20px);
  line-height:1.95;
  color:var(--ink);
  white-space:pre-wrap;
  margin:0;
  word-break:break-word;
}
.letter-sign{margin:20px 0 0;text-align:right;font-family:var(--hand);font-size:19px;color:var(--ink-2)}
.letter-sign em{font-style:normal;color:var(--primary-strong)}
.letter-photo{
  position:absolute;
  right:clamp(16px,4vw,40px);
  top:clamp(18px,4vw,36px);
  width:clamp(110px,16vw,156px);
  transform:rotate(5deg);
  z-index:3;
  background:var(--surface);
  padding:7px;
  border-radius:5px;
  box-shadow:var(--shadow-md);
}
.letter-photo img{border-radius:3px;aspect-ratio:3/4;object-fit:cover}
.letter-photo--flow{position:relative;float:right;right:auto;top:auto;margin:4px 0 12px 18px;width:clamp(104px,14vw,146px);transform:rotate(4deg)}
.letter-photo--flow img{aspect-ratio:3/4}
.letter-photo--flow .tape{top:-8px;left:50%;transform:translateX(-50%) rotate(-3deg);width:52px;height:16px}

.letter-photo .tape{width:52px;height:16px;top:-8px;left:50%;transform:translateX(-50%) rotate(-3deg)}
.letter-note{position:absolute;right:clamp(10px,3vw,28px);bottom:clamp(54px,9vw,84px);z-index:3;max-width:150px}
.letter-note .note-card{position:relative;transform:rotate(4deg);padding:12px 14px;font-size:14px;line-height:1.6}
.letter-note .tape{width:44px;height:14px;top:-7px}
.letter-flower{position:absolute;left:8px;bottom:8px;width:44px;height:64px;color:var(--primary);opacity:.75;z-index:1}
.letter-seal{z-index:3}
.letter-small{position:absolute;left:clamp(70px,9vw,104px);bottom:calc(clamp(16px,3vw,26px) + 2px);font-family:var(--hand);font-size:13px;color:var(--ink-3);z-index:2}
.letter-paper .letter-text{padding-right:0}
.letter-sign{padding-right:0}

/* ---------- share page ---------- */
.share-hero{text-align:center;padding:22px 0 10px;position:relative}
.share-title{
  font-family:var(--hand);
  font-weight:400;
  font-size:clamp(36px,4.6vw,54px);
  line-height:1.35;
  margin:0;
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  justify-content:center;
}
.share-title .icon{color:var(--peach-deep);width:30px;height:30px}
.share-sub{margin:10px 0 0;font-size:15.5px;color:var(--ink-2)}
.share-sub .icon{color:var(--peach-deep);width:15px;height:15px;vertical-align:-3px}
.share-toolbar{
  max-width:920px;
  margin:22px auto 0;
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  justify-content:center;
}
.linkbar{
  flex:1 1 380px;
  display:flex;
  align-items:center;
  gap:10px;
  background:var(--surface);
  border-radius:var(--r-pill);
  padding:6px 8px 6px 18px;
  box-shadow:var(--shadow-sm);
  min-width:min(340px,100%);
  flex:1;
}
.linkbar .icon{color:var(--primary)}
.linkbar input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  font-size:14.5px;
  color:var(--ink-2);
  padding:8px 0;
}
.linkbar input:focus{outline:none}
.icon-btn{
  width:40px;height:40px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface-2);
  color:var(--primary-strong);
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--primary-mist);color:var(--primary-deep)}
.share-stage{
  position:relative;
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:clamp(20px,4vw,46px);
  align-items:center;
  max-width:1040px;
  margin:34px auto 0;
  padding:10px 0 24px;
}
.share-photo{
  position:relative;
  width:min(100%,470px);
  justify-self:center;
  transform:rotate(-1.4deg);
}
.share-photo .photo-frame{aspect-ratio:470/600}
.share-letter{position:relative;width:min(100%,440px);justify-self:center}
.share-letter .paper{padding:clamp(28px,3.4vw,40px) clamp(24px,3vw,34px)}
.share-letter .letter-text{font-size:clamp(16px,1.5vw,18px);line-height:1.95;padding-right:0}
.share-letter .letter-photo{position:relative;width:100%;max-width:150px;margin:14px 0 0 auto;transform:rotate(3deg)}
.share-letter .letter-photo img{aspect-ratio:1/1}
.share-letter .letter-note{position:relative;right:auto;bottom:auto;margin:14px 0 0 auto;max-width:150px}
.share-letter .letter-note .note-card{position:relative;transform:rotate(-2deg);display:inline-block}
.share-letter .letter-seal{position:relative;right:auto;bottom:auto;margin:14px 0 0 auto;display:grid}
.share-note-l{left:clamp(-34px,0.4vw,4px);top:52%}
.share-note-r{right:2%;top:-14px}
.share-cat{position:absolute;left:6%;bottom:2%;width:86px;height:66px;color:var(--primary-deep);z-index:4}
.share-cat .meow{font-family:var(--hand);font-size:15px;color:var(--ink-2);position:absolute;left:64px;top:4px}
.share-squiggle{position:absolute;right:2%;bottom:8%;width:150px;height:60px;color:var(--primary-soft)}
.share-heart-1{position:absolute;left:22%;top:2%;width:22px;height:20px;color:var(--peach)}
.share-heart-2{position:absolute;right:26%;bottom:4%;width:18px;height:16px;color:var(--peach)}
.share-star-1{position:absolute;left:8%;top:18%;width:22px;height:22px;color:var(--yellow)}
.share-star-2{position:absolute;right:6%;top:62%;width:18px;height:18px;color:var(--blue)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width: 1080px){
  .nav__links{gap:18px}
  .hero__grid{gap:30px}
  .hero__title{font-size:clamp(42px,5vw,60px)}
  .hero-note-a{left:-8px}
  .hero-note-b{right:-4px;top:2%}
}
@media (max-width: 900px){
  :root{--nav-h:70px}
  .nav__links{display:none}
  .nav__burger{display:flex}
  .nav__cta{display:none}
  .hero{padding-top:18px}
  .hero__grid{grid-template-columns:1fr;gap:30px}
  .hero__copy{order:1;text-align:left}
  .hero__visual{order:2;padding:6px 0 4px}
  .hero__photo{width:min(72%,380px)}
  .hero-note-b{right:2%;top:2%}
  .hero-note-a{left:0;top:62%;max-width:165px}
  .hero__cat{right:0;bottom:-12px;width:74px;height:58px}
  .hero__flower{display:none}
  .steps__grid{grid-template-columns:1fr;gap:12px}
  .steps__arrow{display:none}
  .create-layout,.write-layout{grid-template-columns:1fr}
  .create-layout .panel,.write-layout .panel{max-width:none}
  .share-stage{grid-template-columns:1fr;max-width:520px;gap:38px}
  .share-note-l{left:-4px;top:auto;bottom:-16px}
  .share-note-r{right:-4px;top:auto;bottom:-16px}
  .share-photo{width:min(100%,430px)}
  .share-letter{width:min(100%,430px)}
  .share-cat{display:none}
  .stepper{gap:8px;padding-bottom:22px}
  .stepper__line{width:clamp(14px,4vw,40px)}
  .stepper__label{font-size:13px}
  .stepper__dot{width:30px;height:30px;font-size:12.5px}
}
@media (max-width: 620px){
  .container{padding-inline:18px}
  .nav__logo{font-size:26px}
  .nav__envelope{width:28px;height:22px}
  .hero__title{font-size:clamp(36px,10.2vw,48px)}
  .hero__sub{font-size:15.5px}
  .hero__actions{gap:10px;margin-top:22px}
  .hero__actions .btn{height:46px;padding:0 20px;font-size:15px}
  .hero__photo{width:min(86%,330px)}
  .hero-note-a{display:none}
  .hero-note-b{top:-6px;right:0;max-width:150px;padding:12px 14px;font-size:15px}
  .step-card{padding:18px}
  .step-card__icon{width:38px;height:38px}
  .card{padding:18px;border-radius:20px}
  .card__head{flex-direction:column;gap:4px;margin-bottom:14px}
  .card__note{text-align:left;max-width:none}
  .style-list{gap:8px}
  .style-card{padding:6px 6px 8px}
  .style-card strong{font-size:12px}
  .style-card span{display:none}
  .panel-actions{flex-direction:column}
  .write-actions{flex-direction:column-reverse;align-items:stretch}
  .write-actions .btn{width:100%}
  .template-list{gap:8px}
  .template-card strong{font-size:12px}
  .mode-row{gap:10px}
  .mode-row .spacer{flex-basis:100%;height:0}
  .letter-paper{padding:24px 20px;min-height:360px}
  .letter-photo{width:96px;right:14px;top:16px}
  .letter-note{display:none}
  .letter-text{font-size:17px}
  .letter-sign{padding-right:0}
  .letter-paper .letter-text{padding-right:0}
  .share-title{font-size:clamp(30px,8.4vw,40px)}
  .share-toolbar{flex-direction:column;align-items:stretch}
  .linkbar{min-width:0;width:100%}
  .share-toolbar .btn{width:100%}
  .share-toolbar .btn--text{width:auto;align-self:center}
  .share-stage{max-width:none}
  .share-note-l,.share-note-r{display:none}
  .share-photo{transform:none}
  .share-photo .photo-frame{aspect-ratio:4/5}
  .share-letter .paper{transform:none}
  .footer__inner{flex-direction:column;align-items:flex-start;gap:16px}
  .footer__right{text-align:left}
  .footer__links{justify-content:flex-start}
  .stepper{flex-wrap:nowrap;justify-content:space-between;gap:4px;overflow:hidden}
  .stepper__line{width:8px}
  .stepper__label{font-size:11.5px;white-space:nowrap}
  .stepper__step{gap:5px}
  .stepper__dot{width:26px;height:26px;font-size:12px}
  .hero__cat{right:8px}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
}

/* ---------- v2 page additions ---------- */
.hand{font-family:var(--hand);font-weight:400}
.hero__cat svg,.share-cat svg{width:100%;height:100%;display:block}
.upload__icon svg{width:24px;height:24px}
.result-empty svg{width:40px;height:40px;color:var(--primary-soft);margin:0 auto 10px;display:block}
.share-sub svg{width:15px;height:15px;color:var(--peach-deep);vertical-align:-3px}
.share-title svg{width:30px;height:30px;color:var(--peach-deep);flex:none}
.result-photo{background:var(--surface);padding:10px;border-radius:10px;box-shadow:var(--shadow-lg);position:relative}
.result-photo img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.result-photo .tape--tl{top:-11px;left:-16px;transform:rotate(-6deg)}
.result-photo .tape--br{bottom:-9px;right:-14px;transform:rotate(-4deg)}
.result-area.is-generating .result-empty{display:none}
.result-area.is-generating .result-box{display:block}
.result-area.is-generating .result-photo{filter:blur(10px) saturate(.9)}
.result-area.is-generating .result-actions{opacity:.45;pointer-events:none}
.result-area.is-generating .generating-note{display:block}
.result-area.has-result .result-empty{display:none}
.result-area.has-result .result-box{display:block}
.letter-text.is-empty{color:var(--ink-3)}
.letter-paper.paper--pink{box-shadow:inset 0 0 0 10px #FBDDE5,var(--shadow-md)}
.letter-paper.paper--pink{padding:clamp(32px,4vw,48px)}
.letter-paper .letter-photo .tape{position:absolute;top:-8px;left:50%;transform:translateX(-50%) rotate(-3deg);width:52px;height:16px}
.nav__drawer.is-open{display:block}
.site-nav{position:sticky;top:0;z-index:60;box-shadow:0 12px 30px -34px rgba(86,64,142,.5)}
@media (max-width:900px){.site-nav{position:sticky}}
.write-layout .letter-note{bottom:118px;right:clamp(14px,2.6vw,26px)}
.write-layout .letter-sign{padding-right:170px}
@media (max-width:900px){
  .write-layout .letter-note{bottom:96px;right:12px}
  .write-layout .letter-sign{padding-right:130px}
}

/* ============================================================
   首页动效（只作用于 .landing）
   原则：轻、慢、有回弹；只动 transform / opacity / background-size
   ============================================================ */
.hero__float{
  position:relative;
  width:100%;
  display:flex;
  justify-content:center;
  perspective:1000px;
  transition:transform .45s var(--ease);
  will-change:transform;
}

/* 入场 */
@keyframes riseIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@keyframes photoIn{from{opacity:0;transform:rotate(-7deg) translateY(26px) scale(.96)}to{opacity:1;transform:rotate(-1.6deg) translateY(0) scale(1)}}
@keyframes noteInA{from{opacity:0;transform:rotate(-9deg) translateY(18px)}to{opacity:1;transform:rotate(-3deg) translateY(0)}}
@keyframes noteInB{from{opacity:0;transform:rotate(3deg) translateY(18px)}to{opacity:1;transform:rotate(-3deg) translateY(0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes hlWipe{from{background-size:0% 32%}to{background-size:100% 32%}}
@keyframes squiggleIn{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}

.landing .hero__eyebrow{animation:riseIn .8s .05s var(--ease) both}
.landing .hero__title{animation:riseIn .9s .12s var(--ease) both}
.landing .hero__sub{animation:riseIn .8s .22s var(--ease) both}
.landing .hero__actions{animation:riseIn .8s .3s var(--ease) both}
.landing .hero__note{animation:riseIn .8s .38s var(--ease) both}
.landing .hero__eyebrow .squiggle{animation:squiggleIn .7s .4s var(--ease) both}
.landing .hero__title .hl{animation:hlWipe .9s .6s var(--ease) both}
.landing .hero__photo{animation:photoIn 1s .25s var(--ease) backwards}
.landing .hero-note-a{animation:noteInA .8s .6s var(--ease) backwards}
.landing .hero-note-b{animation:noteInB .8s .72s var(--ease) backwards}
.landing .hero__cat{animation:fadeUp .8s .9s var(--ease) backwards, bob 7s 1.7s ease-in-out infinite}
.landing .hero__spark-1{animation:fadeIn .8s 1s backwards, floatY 6s 1.8s ease-in-out infinite}
.landing .hero__spark-2{animation:fadeIn .8s 1.05s backwards, floatY 7s 2s ease-in-out infinite}
.landing .hero__heart{animation:fadeIn .8s 1.1s backwards, floatY 6.5s 2.1s ease-in-out infinite}
.landing .hero__flower{animation:fadeIn .8s 1s backwards, floatY 8s 1.9s ease-in-out infinite}

/* 滚动进入：步骤卡片错峰 */
.landing .steps .steps__arrow.reveal{transition-delay:.16s}
.landing .steps .step-card.reveal:nth-of-type(2){transition-delay:.12s}
.landing .steps .step-card.reveal:nth-of-type(3){transition-delay:.24s}
.landing .steps .step-card.reveal.in{transition-delay:0s;transition-duration:.4s}

/* 悬停微交互 */
.photo-frame{transition:transform .5s var(--ease), box-shadow .5s var(--ease)}
.landing .hero__photo:hover{transform:rotate(-.5deg) translateY(-7px);box-shadow:0 38px 80px -44px rgba(86,64,142,.5)}
.note-card{transition:transform .45s var(--ease), box-shadow .45s var(--ease)}
.landing .hero-note-a:hover{transform:rotate(-1deg) translateY(-5px)}
.landing .hero-note-b:hover{transform:rotate(1deg) translateY(-5px)}
.step-card{transition:transform .35s var(--ease), box-shadow .35s var(--ease)}
.landing .step-card:hover{transform:translateY(-4px);box-shadow:0 26px 48px -32px rgba(86,64,142,.45)}
.step-card__icon{transition:transform .35s var(--ease), color .35s var(--ease)}
.landing .step-card:hover .step-card__icon{transform:rotate(-8deg) scale(1.07);color:var(--primary)}
.nav__envelope{transition:transform .35s var(--ease)}
.nav__brand:hover .nav__envelope{transform:rotate(-9deg) scale(1.07)}
.avatar{transition:transform .3s var(--ease)}
.avatar-pair:hover .avatar:first-child{transform:translateY(-2px) rotate(-2deg)}
.avatar-pair:hover .avatar:last-child{transform:translateY(-1px) rotate(2deg)}

/* 顶部导航滚动阴影 */
.site-nav{position:sticky;top:0;z-index:60;transition:box-shadow .3s var(--ease)}
.site-nav.is-stuck{box-shadow:0 14px 30px -30px rgba(86,64,142,.55)}

@media (prefers-reduced-motion: reduce){
  .landing .hero__eyebrow,
  .landing .hero__title,
  .landing .hero__sub,
  .landing .hero__actions,
  .landing .hero__note,
  .landing .hero__eyebrow .squiggle,
  .landing .hero__title .hl,
  .landing .hero__photo,
  .landing .hero-note-a,
  .landing .hero-note-b,
  .landing .hero__cat,
  .landing .hero__spark-1,
  .landing .hero__spark-2,
  .landing .hero__heart,
  .landing .hero__flower{animation:none !important}
  .hero__float{transition:none !important}
}

/* 大标题：单字循环「呼吸」浮动 + 淡淡的墨色变化，悬停暂停 */
@keyframes charWave{
  0%, 55%, 100%{transform:translateY(0) rotate(0deg)}
  18%{transform:translateY(-8px) rotate(-.8deg)}
  30%{transform:translateY(-8px) rotate(.8deg)}
}
@keyframes charTint{
  0%, 55%, 100%{color:var(--ink)}
  18%, 30%{color:var(--primary-strong)}
}
.landing .hero__title .char{
  display:inline-block;
  animation:charWave 5.6s var(--ease) infinite, charTint 5.6s var(--ease) infinite;
  animation-delay:calc(1.2s + var(--i, 0) * 120ms);
  will-change:transform;
}
.landing .hero__title .hl{
  animation:hlWipe .9s .6s var(--ease) both, charWave 5.6s var(--ease) infinite;
  animation-delay:.6s, calc(1.2s + var(--i, 0) * 120ms);
  will-change:transform;
}
.landing .hero__title:hover .char,
.landing .hero__title:hover .hl,
.landing .hero__title:focus-within .char,
.landing .hero__title:focus-within .hl{animation-play-state:paused}
@media (prefers-reduced-motion: reduce){
  .landing .hero__title .char,
  .landing .hero__title .hl{animation:none !important;transform:none !important;color:inherit !important}
}

/* ---------- 首页 CTA / 手写批注 / 放大镜 ---------- */
.hero__actions .hero__cta{position:relative;overflow:hidden;isolation:isolate}
.hero__cta .btn__label,
.hero__cta .btn__arrow,
.hero__cta .btn__spark{position:relative;z-index:2}
.btn__sheen{
  position:absolute;
  top:-60%;bottom:-60%;left:-40%;
  width:46%;
  z-index:1;
  pointer-events:none;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.34),rgba(255,255,255,.06));
  transform:translateX(-260%) rotate(8deg);
  transition:transform .75s var(--ease);
}
.hero__cta--primary:hover .btn__sheen{transform:translateX(380%) rotate(8deg)}
.hero__cta--primary .btn__arrow{transition:transform .3s var(--ease);animation:arrowNudge 5.2s 1.8s ease-in-out infinite}
.hero__cta--primary:hover .btn__arrow{transform:translateX(4px) rotate(-6deg)}
.btn__spark{
  display:inline-flex;
  width:15px;height:15px;
  color:var(--peach-deep);
  opacity:.6;
  transform:scale(.85) rotate(-12deg);
  transition:opacity .25s var(--ease),transform .35s var(--ease);
}
.btn__spark svg{width:15px;height:15px;animation:sparkTwinkle 3.6s ease-in-out infinite}
.hero__cta--ghost:hover .btn__spark{opacity:1;transform:scale(1.05) rotate(10deg)}
.hero__actions .hero__cta{animation:btnPop .6s var(--ease) backwards}
.hero__actions .hero__cta--primary{animation-delay:.46s}
.hero__actions .hero__cta--ghost{animation-delay:.56s}
@keyframes btnPop{from{opacity:0;transform:translateY(12px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes arrowNudge{0%,86%,100%{translate:0 0}92%{translate:3px 0}96%{translate:1px 0}}
@keyframes sparkTwinkle{0%,100%{opacity:.4;transform:scale(.8) rotate(-10deg)}50%{opacity:.9;transform:scale(.95) rotate(6deg)}}

.hero__note{display:block;position:relative;margin:26px 0 0;padding-left:30px;max-width:fit-content}
.hero__note p{
  margin:0;
  display:inline-block;
  font-family:var(--hand);
  font-size:17px;
  line-height:1.6;
  color:var(--ink-2);
  background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 92%/0% 36%;
  transition:background-size .5s var(--ease);
}
.hero__note:hover p{background-size:100% 36%}
.hero__note .note-spark{position:absolute;pointer-events:none;animation:twinkle 3.8s var(--ease) infinite}
.hero__note .note-spark--a{left:0;top:-7px;width:17px;height:17px;color:var(--peach)}
.hero__note .note-spark--b{right:-18px;top:2px;width:12px;height:12px;color:var(--primary);animation-delay:1.2s}
.hero__note .note-underline{
  position:static;
  display:block;
  width:100%;
  height:12px;
  margin-top:1px;
  color:var(--primary-soft);
  overflow:visible;
}
.hero__note .note-underline path{stroke-dasharray:320;stroke-dashoffset:320;animation:drawline 1.3s .9s var(--ease) forwards}
@keyframes drawline{to{stroke-dashoffset:0}}
@keyframes twinkle{0%,100%{opacity:.35;transform:scale(.8) rotate(-8deg)}50%{opacity:1;transform:scale(1.05) rotate(10deg)}}

.hero__photo img{cursor:zoom-in}
.magnifier{
  position:absolute;
  left:0;top:0;
  width:132px;height:132px;
  border-radius:50%;
  background-color:var(--surface);
  background-repeat:no-repeat;
  box-shadow:
    0 20px 40px -24px rgba(86,64,142,.55),
    0 0 0 3px rgba(255,252,247,.92),
    0 0 0 4px rgba(143,123,191,.28);
  opacity:0;
  transform:translate(-50%,-50%) scale(.55);
  transition:opacity .18s var(--ease),transform .24s var(--ease);
  pointer-events:none;
  z-index:6;
}
.magnifier.is-on{opacity:1;transform:translate(-50%,-50%) scale(1)}
@media (hover:none){.magnifier{display:none}}

@media (prefers-reduced-motion: reduce){
  .hero__actions .hero__cta{animation:none!important}
  .hero__cta--primary .btn__arrow{animation:none!important}
  .btn__spark{animation:none!important}
  .hero__note .note-spark{animation:none!important}
  .hero__note .note-underline path{animation:none!important;stroke-dashoffset:0!important}
  .btn__sheen{display:none}
}

/* 三步卡片暂时隐藏后，让首屏留白更从容 */
.landing .hero{padding-bottom:clamp(56px,12vh,120px)}

/* ---------- 首屏留白优化：填满视口 + 叠一张信纸 + 结尾手写句 ---------- */
.landing main{display:flex;flex-direction:column;min-height:calc(100dvh - var(--nav-h) - 160px)}
.landing .hero{flex:1;display:flex;align-items:center;padding-top:clamp(28px,5vh,56px);padding-bottom:clamp(24px,4vh,48px)}
.landing .hero::before{
  content:"";
  position:absolute;
  right:2%;top:4%;
  width:min(56vw,780px);
  aspect-ratio:1;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,252,247,.62),rgba(255,252,247,0) 68%);
  pointer-events:none;
  z-index:0;
}
.landing .hero__grid{position:relative;z-index:1}

.hero__letter{
  position:absolute;
  z-index:0;
  top:-38px;
  right:-5%;
  width:70%;
  aspect-ratio:3/4;
  padding:clamp(18px,2.2vw,28px);
  display:flex;
  flex-direction:column;
  gap:13px;
  background:linear-gradient(160deg,#FFFDF9,#FFF7F0);
  border-radius:12px;
  box-shadow:0 34px 64px -42px rgba(86,64,142,.46);
  transform:rotate(8.5deg);
  animation:fadeIn .8s .45s var(--ease) backwards;
}
.hero__letter::before{
  content:"";
  position:absolute;
  top:-9px;left:50%;
  width:72px;height:20px;
  transform:translateX(-50%) rotate(-3deg);
  border-radius:2px;
  background:
    repeating-linear-gradient(0deg, rgba(143,123,191,.32) 0 5px, rgba(255,252,247,.6) 5px 11px),
    repeating-linear-gradient(90deg, rgba(143,123,191,.32) 0 5px, rgba(255,252,247,.6) 5px 11px),
    #FBF8FF;
  opacity:.9;
}
.hero__letter-kicker{
  display:block;
  font-family:var(--hand);
  font-size:clamp(17px,1.8vw,21px);
  line-height:1.4;
  color:var(--ink-2);
  margin-bottom:2px;
}
.hero__letter-line{display:block;height:2px;border-radius:2px;background:rgba(143,123,191,.16)}
.hero__letter-line:nth-child(2){width:92%}
.hero__letter-line:nth-child(3){width:84%}
.hero__letter-line--short{width:56%}

.closing__sub{margin:12px 0 0;font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.closing__sign{
  display:inline-block;
  margin-top:14px;
  font-family:var(--hand);
  font-size:18px;
  color:var(--primary-strong);
  position:relative;
  padding-top:10px;
}
.closing__sign::before{
  content:"";
  position:absolute;
  left:50%;top:0;
  width:30px;height:1.5px;
  transform:translateX(-50%);
  border-radius:2px;
  background:var(--primary-soft);
}
.closing__spark{position:absolute;pointer-events:none;animation:twinkle 3.8s var(--ease) infinite}
.closing__spark--a{left:6%;top:-6px;width:22px;height:22px;color:var(--peach)}
.closing__spark--b{right:7%;bottom:12px;width:18px;height:18px;color:var(--primary);animation-delay:1.4s}

@media (max-width:900px){
  .landing main{min-height:0}
  .landing .hero{display:block}
  .hero__letter{display:none}
  .landing .hero::before{width:62vw;right:0;top:0}
  .closing{padding-top:40px}
  .closing__spark--a{left:2%}
  .closing__spark--b{right:2%}
}
@media (prefers-reduced-motion: reduce){
  .hero__letter{animation:none !important}
  .closing__spark{animation:none !important}
}

/* 恢复被误删的结尾区块规则 */
.closing{padding:clamp(38px,6vh,64px) 0 clamp(24px,4vh,40px);text-align:center;position:relative}
.closing__inner{position:relative;max-width:720px}
.closing__line{margin:0;font-family:var(--hand);font-size:clamp(30px,3.6vw,46px);line-height:1.5;color:var(--ink);letter-spacing:.02em}

/* ============================================================
   一屏布局 + 信封滑行 / 打字动画
   ============================================================ */
.landing{height:100dvh;display:flex;flex-direction:column;overflow:hidden}
.landing .site-nav{flex:0 0 auto}
.landing main{flex:1 1 auto;min-height:0;display:flex;flex-direction:column}
.landing .hero{flex:1 1 auto;min-height:0;display:flex;align-items:center;padding:clamp(8px,1.6vh,18px) 0}
.landing .flight{flex:0 0 auto;height:clamp(250px,30vh,330px);padding:0 0 clamp(4px,1vh,10px);position:relative;z-index:2}
.landing .site-footer{flex:0 0 auto;padding:8px 0 12px;margin-top:0}
.landing .site-footer .footer__inner{align-items:center}
.landing .footer__tag{display:block;font-size:14px}
.landing .footer__seal{width:27px;height:27px}
.landing .footer__seal svg{width:11px;height:11px}
.landing .footer__links{font-size:11.5px;margin-bottom:2px;gap:14px}
.landing .footer__latin{font-size:9px;letter-spacing:.18em}

/* 首屏紧凑一点，保证一屏放得下 */
.landing .hero__grid{max-width:1000px;padding:clamp(20px,3vw,42px);gap:clamp(16px,2.6vw,32px)}
.landing .hero__kicker{font-size:11.5px}
.landing .hero h1{font-size:clamp(40px,4.4vw,58px);margin-top:clamp(8px,1.6vh,16px)}
.landing .hero__sub{font-size:15.5px;margin-top:10px;max-width:min(470px,100%)}
.landing .hero__actions{margin-top:18px;gap:12px}
.landing .hero__actions .btn--lg{height:46px;font-size:15px;padding:0 20px}
.landing .hero__note{margin-top:16px}
.landing .hero__note p{font-size:16px}
.landing .hero__photo{width:min(30vw,334px)}
.landing .hero__letter{display:none}
.landing .hero__cat{width:78px;height:62px;bottom:-12px}

/* 滑信封场景 */
.flight__inner{height:100%;display:flex;flex-direction:column}
.flight__kicker{margin:0 0 4px;text-align:center;font-family:var(--hand);font-size:clamp(15px,1.4vw,18px);color:var(--ink-2);flex:0 0 auto}
.flight__stage{position:relative;flex:1 1 auto;min-height:0;width:100%;max-width:1000px;margin:0 auto}
.flight__person{position:absolute;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;align-items:center;gap:5px;z-index:2}
.flight__person--boy{left:2%}
.flight__person--girl{right:2%}
.flight__polaroid{position:relative;width:clamp(74px,7.2vw,96px);aspect-ratio:3/3.6;background:var(--surface);padding:5px;box-shadow:var(--shadow-md);border-radius:6px}
.flight__polaroid img{width:100%;height:100%;object-fit:cover;border-radius:3px}
.flight__polaroid .tape{width:40px;height:12px;top:-6px;left:50%;transform:translateX(-50%) rotate(-3deg)}
.flight__person--boy .flight__polaroid{transform:rotate(-4deg)}
.flight__person--girl .flight__polaroid{transform:rotate(4deg)}
.flight__name{font-family:var(--hand);font-size:14px;color:var(--ink-2)}
.flight__curve{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;overflow:visible}
.flight__curve path{
  fill:none;
  stroke:rgba(143,123,191,.4);
  stroke-width:2;
  stroke-linecap:round;
  stroke-dasharray:6 9;
  animation:curveDash 2.8s linear infinite;
}
@keyframes curveDash{to{stroke-dashoffset:-30}}

.flight__envelope{
  position:absolute;
  left:0;top:0;
  width:72px;height:50px;
  transform:translate(150px,120px) rotate(-10deg) scale(.9);
  will-change:transform,opacity;
  transition:opacity .3s var(--ease);
  z-index:5;
  filter:drop-shadow(0 12px 16px rgba(86,64,142,.18));
}
.flight__env-body{position:absolute;inset:0;background:var(--surface);border:1px solid var(--line);border-radius:5px}
.flight__env-flap{position:absolute;left:0;right:0;top:0;height:62%;background:var(--surface-2);border-radius:5px 5px 0 0;clip-path:polygon(0 0,100% 0,50% 100%);transform-origin:top;transition:transform .55s var(--ease);z-index:2}
.flight__env-seal{position:absolute;left:50%;top:62%;transform:translate(-50%,-50%);width:24px;height:24px;border-radius:50%;background:var(--peach);display:grid;place-items:center;color:#fff;z-index:3;transition:opacity .3s;box-shadow:0 4px 8px rgba(190,80,105,.25)}
.flight__env-seal svg{width:13px;height:13px}


.flight__stage.is-open .flight__envelope{opacity:0;transition:opacity .32s .6s}
.flight__stage.is-open .flight__env-flap{transform:rotateX(180deg)}
.flight__stage.is-open .flight__env-seal{opacity:0}

.flight__letter{
  position:absolute;
  left:50%;top:48%;
  width:min(580px,56%);
  transform:translate(calc(-50% + 90px),-50%) rotate(3.5deg) scale(.72);
  z-index:6;
  background:var(--surface);
  border-radius:10px;
  box-shadow:var(--shadow-lg);
  padding:clamp(16px,1.8vw,22px) clamp(22px,2.4vw,30px);
  opacity:0;
  transition:opacity .5s .55s var(--ease),transform .65s .5s var(--ease);
  pointer-events:none;
}
.flight__letter .tape{top:-9px;left:50%;transform:translateX(-50%) rotate(-2deg);width:78px;height:20px}
.flight__meta{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:0 0 4px}
.flight__to{margin:0;font-family:var(--hand);font-size:16px;color:var(--ink)}
.flight__date{font-family:var(--hand);font-size:13px;color:var(--ink-3);letter-spacing:.02em;white-space:nowrap}
.flight__typed{margin:0;font-family:var(--hand);font-size:15.5px;line-height:1.9;color:var(--ink);white-space:pre-line;min-height:7.4em}
.flight__sign{margin:4px 0 0;text-align:right;font-family:var(--hand);font-size:14px;color:var(--ink-2)}
.flight__caret{display:inline-block;width:2px;height:1em;background:var(--primary);margin-left:2px;vertical-align:-2px;animation:caretBlink .9s steps(1) infinite}
@keyframes caretBlink{0%,49%{opacity:1}50%,100%{opacity:0}}
.flight__stage.is-open .flight__letter{opacity:1;transform:translate(-50%,-50%) rotate(-1.2deg) scale(1)}
.flight__stage.is-done .flight__caret{opacity:0;animation:none}

@media (max-height: 960px) and (min-width: 901px){
  .landing .hero h1{font-size:clamp(36px,3.8vw,50px)}
  .landing .hero__photo{width:min(26vw,296px)}
  .landing .flight{height:clamp(230px,27vh,280px)}
  .landing .hero__sub{font-size:15px}
  .landing .hero__note{margin-top:12px}
  .flight__kicker{font-size:15px;margin-bottom:2px}
  .flight__letter{width:min(520px,52%);top:52%;padding:14px 22px}
  .flight__to{font-size:15px}
  .flight__typed{font-size:13.5px;line-height:1.8;min-height:6.6em}
  .flight__sign{font-size:13px}
}

@media (max-width: 900px){
  .landing{height:auto;overflow:visible;display:block}
  .landing main{display:block;min-height:0}
  .landing .hero{display:block;padding:20px 0}
  .landing .flight{height:auto;padding:26px 0 8px}
  .flight__stage{height:430px;max-width:none}
  .flight__kicker{font-size:16px}
  .flight__person{top:4%;transform:none;flex-direction:column-reverse}
  .flight__person--boy{left:2%}
  .flight__person--girl{right:2%}
  .flight__polaroid{width:64px}
  .flight__letter{width:88%;top:58%;transform:translate(-50%,-50%) rotate(2deg) scale(.8)}
  .flight__typed{font-size:14px;min-height:7.4em}
  .landing .site-footer{padding:22px 0 24px}
  .landing .footer__tag{display:block}
}

@media (max-width: 620px){
  .flight__stage{height:380px}
  .flight__envelope{width:58px;height:40px}
  .flight__letter{width:90%;top:64%;padding:14px 16px}
  .flight__to{font-size:15px}
  .flight__typed{font-size:12.5px;min-height:8.6em}
  .flight__person--boy{left:-2%}
  .flight__person--girl{right:-2%}
  .flight__polaroid{width:58px}
  .flight__name{font-size:12.5px}
}

@media (prefers-reduced-motion: reduce){
  .flight__stage .flight__envelope,
  .flight__letter,
  .flight__env-flap,
  .flight__caret{animation:none !important;transition:none !important}
}



@media (max-height: 820px) and (min-width: 901px){
  .landing{height:auto;overflow:visible}
  .landing main{flex:0 0 auto;min-height:0}
  .landing .hero{padding:16px 0}
}

/* 信纸收向信封，再让信封飞回男生一侧 */
.flight__stage.is-closing .flight__letter{
  opacity:0;
  transform:translate(calc(-50% + 240px),-50%) rotate(5deg) scale(.6);
  transition:opacity .55s var(--ease),transform .7s var(--ease);
}
.flight__stage.is-closing .flight__caret{opacity:0;animation:none}

/* 飞行时的爱心拖尾 */
.heart-trail{
  position:absolute;
  z-index:4;
  pointer-events:none;
  transform:translate(-50%,-50%);
  animation:trailFade 1.1s ease-out forwards;
}
.heart-trail svg{display:block;width:100%;height:100%;fill:currentColor}
@keyframes trailFade{
  0%{opacity:.95;transform:translate(-50%,-50%) scale(.55) rotate(0deg)}
  30%{opacity:.9}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx, 0px)),calc(-50% + var(--dy, 0px))) scale(1.15) rotate(var(--rot, 20deg))}
}
@media (prefers-reduced-motion: reduce){
  .flight__curve path{animation:none !important}
}

@media (max-width: 900px){
  .flight__stage.is-closing .flight__letter{
    transform:translate(-50%,-50%) rotate(2deg) scale(.7);
  }
}

/* 小满写给阿澈的粉色信纸 */
.flight__stage.is-girl .flight__letter{
  background:linear-gradient(160deg,#FFF7FA,#FFEAF1);
  box-shadow:0 26px 56px -38px rgba(190,80,105,.5);
}
.flight__stage.is-girl .flight__letter .tape{
  background:repeating-linear-gradient(45deg,rgba(247,168,184,.62) 0 6px,rgba(255,252,247,.8) 6px 12px);
}
.flight__stage.is-girl .flight__letter .flight__to,
.flight__stage.is-girl .flight__letter .flight__sign,
.flight__stage.is-girl .flight__letter .flight__date{color:#A9536C}
.flight__stage.is-girl .flight__env-body{background:#FFF7FA;border-color:rgba(223,126,150,.35)}
.flight__stage.is-girl .flight__env-flap{background:#FFF0F4}
.flight__stage.is-girl .flight__env-seal{background:radial-gradient(circle at 35% 30%,#F29CB2,#DF7E96 72%)}

@media (min-width: 901px){
  .flight__stage.is-girl:not(.is-open) .flight__letter{
    transform:translate(calc(-50% - 90px),-50%) rotate(-3.5deg) scale(.72);
  }
  .flight__stage.is-girl.is-closing .flight__letter{
    transform:translate(calc(-50% - 240px),-50%) rotate(-5deg) scale(.6);
  }
}

/* 首页背景：星屑 + 手绘流星 */
.sky{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.landing main{position:relative;z-index:1}
.landing .site-footer{position:relative;z-index:1}

.sky__star{
  position:absolute;
  left:var(--x);
  top:var(--y);
  width:var(--s,6px);
  height:var(--s,6px);
  background:var(--c,#F7A8B8);
  clip-path:polygon(50% 0,61% 39%,100% 50%,61% 61%,50% 100%,39% 61%,0 50%,39% 39%);
  opacity:.3;
  transform:scale(.8);
  animation:skyTwinkle var(--t,6s) var(--d,0s) ease-in-out infinite;
  will-change:opacity,transform;
}
@keyframes skyTwinkle{
  0%,100%{opacity:.22;transform:scale(.72) rotate(0deg)}
  50%{opacity:.62;transform:scale(1.08) rotate(10deg)}
}

.comet{
  position:absolute;
  left:0;top:0;
  width:clamp(160px,17vw,250px);
  opacity:0;
  pointer-events:none;
  will-change:transform,opacity;
  transform-origin:82% 45%;
  filter:drop-shadow(0 0 10px rgba(247,168,184,.4)) drop-shadow(0 6px 16px rgba(155,132,200,.2));
}
.comet svg{display:block;width:100%;height:auto}
.comet--3{width:clamp(135px,14vw,210px)}

@media (max-width:900px){
  .comet{width:clamp(120px,30vw,180px)}
  .comet--3{width:clamp(110px,25vw,150px)}
}
@media (prefers-reduced-motion: reduce){
  .sky{display:none}
}

/* 移入照片时，右下角小猫的互动 */
.hero__cat svg:not(.cat-heart){transform-origin:50% 92%;will-change:transform}
.hero__cat .meow{display:inline-block;will-change:transform;transition:transform .32s var(--ease),color .32s var(--ease)}
.hero__cat .cat-heart{
  position:absolute;
  right:2px;
  top:-2px;
  width:18px;
  height:16px;
  color:var(--peach);
  opacity:0;
  transform:translateY(4px) scale(.4);
  pointer-events:none;
  will-change:transform,opacity;
}
.hero__photo:hover ~ .hero__cat svg:not(.cat-heart){animation:catWiggle .8s var(--ease)}
.hero__photo:hover ~ .hero__cat .meow{
  color:var(--primary-strong);
  transform:translateY(-8px) rotate(-4deg) scale(1.16);
}
.hero__photo:hover ~ .hero__cat .cat-heart{animation:catHeart .95s .08s var(--ease) both}
@keyframes catWiggle{
  0%{transform:rotate(0deg) translateY(0)}
  22%{transform:rotate(-6deg) translateY(-3px)}
  46%{transform:rotate(5deg) translateY(0)}
  68%{transform:rotate(-2.5deg) translateY(-1px)}
  100%{transform:rotate(0deg) translateY(0)}
}
@keyframes catHeart{
  0%{opacity:0;transform:translate(0,4px) scale(.4) rotate(-8deg)}
  22%{opacity:1}
  100%{opacity:0;transform:translate(9px,-24px) scale(1) rotate(12deg)}
}
@media (prefers-reduced-motion: reduce){
  .hero__photo:hover ~ .hero__cat svg:not(.cat-heart),
  .hero__photo:hover ~ .hero__cat .cat-heart{animation:none !important}
  .hero__photo:hover ~ .hero__cat .meow{transform:none}
}

/* ============================================================
   写信页（v2）：指导式写作 + 实时信纸预览
   ============================================================ */
.write-page{
  background-color:var(--bg);
  background-image:radial-gradient(ellipse at 82% 0%,rgba(255,252,247,.78),rgba(255,252,247,0) 56%);
}
.write-page .page{padding-top:8px;position:relative;z-index:1}
.write-page .stepper{padding-bottom:10px}

.write-hero{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:30px;
  padding:clamp(12px,2.4vw,24px) 0 clamp(18px,2.8vw,30px);
  animation:writeRise .85s .05s var(--ease) both;
}
.write-hero__copy{max-width:680px}
.write-hero__eyebrow{
  margin:0;
  font-family:var(--hand);
  font-size:15px;
  color:var(--primary-strong);
  letter-spacing:.03em;
  display:flex;
  align-items:center;
  gap:10px;
}
.write-hero__eyebrow::after{
  content:"";
  width:42px;height:1px;
  background:linear-gradient(90deg,var(--primary-soft),transparent);
}
.write-hero__title{
  margin:10px 0 0;
  font-family:var(--hand);
  font-weight:400;
  font-size:clamp(36px,4.2vw,54px);
  line-height:1.32;
  color:var(--ink);
  letter-spacing:.01em;
}
.write-hl{
  display:inline;
  background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 88%;
  background-size:100% 30%;
  padding:0 .04em;
  animation:hlWipe 1s .45s var(--ease) both;
}
.write-hero__sub{margin:12px 0 0;font-size:15.5px;line-height:1.85;color:var(--ink-2)}

.write-hero__aside{
  position:relative;
  width:202px;height:128px;
  flex:none;
  transform:rotate(2deg);
}
.write-hero__tape{position:absolute;left:12px;top:0;width:74px;height:20px;transform:rotate(-7deg)}
.write-hero__note{
  position:absolute;
  left:24px;top:20px;
  margin:0;
  padding:14px 20px;
  background:linear-gradient(155deg,#FFFDF9,#FFF7F0);
  border-radius:10px;
  box-shadow:var(--shadow-md);
  font-family:var(--hand);
  font-size:17px;
  line-height:1.55;
  color:var(--ink-2);
  transform:rotate(-4deg);
}
.write-hero__heart{position:absolute;right:8px;top:2px;width:28px;height:24px;color:var(--peach);animation:floatY 5.5s ease-in-out infinite}
.write-hero__spark{position:absolute;right:0;bottom:14px;width:22px;height:22px;color:var(--yellow);animation:twinkle 4.2s ease-in-out infinite}
.write-hero__lav{position:absolute;left:-22px;bottom:-8px;width:44px;height:60px;color:var(--primary);opacity:.7;animation:floatY 7s .8s ease-in-out infinite}

/* 两栏布局 */
.write-page .write-layout{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:clamp(22px,3vw,38px);
  align-items:start;
  padding:0 0 36px;
}

/* 左侧写信台 */
.write-sheet{
  position:relative;
  background:var(--surface);
  border-radius:26px;
  padding:clamp(22px,3vw,36px);
  box-shadow:var(--shadow-lg);
  border:1px solid rgba(143,123,191,.08);
  animation:writeRise .9s .16s var(--ease) both;
}
.write-sheet__tape{position:absolute;left:50%;top:-10px;width:82px;height:21px;transform:translateX(-50%) rotate(-2deg)}
.write-step{
  display:grid;
  grid-template-columns:38px minmax(0,1fr);
  gap:14px;
  padding:6px 0 22px;
  border-bottom:1px dashed rgba(143,123,191,.18);
}
.write-step + .write-step{padding-top:24px}
.write-step--writing{border-bottom:0;padding-bottom:6px}
.write-step__no{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--surface-2);
  color:var(--primary-strong);
  font-family:var(--hand);
  font-size:16px;
  letter-spacing:.02em;
}
.write-step__body{min-width:0}
.write-step__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.write-step__head h2{margin:0;font-family:var(--round);font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.write-step__hint{margin-left:auto;font-family:var(--hand);font-size:13.5px;color:var(--ink-3)}

.write-to{
  display:flex;
  align-items:center;
  gap:10px;
  padding:5px 2px 7px;
  border-bottom:1.5px solid rgba(143,123,191,.24);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.write-to:focus-within{border-color:var(--peach-deep);box-shadow:0 10px 18px -18px rgba(223,126,150,.75)}
.write-to__prefix{font-family:var(--hand);font-size:19px;color:var(--primary);flex:none}
.write-to input{
  flex:1;min-width:0;
  border:0;outline:none;background:transparent;
  font-family:var(--hand);
  font-size:clamp(22px,2.2vw,27px);
  line-height:1.4;
  color:var(--ink);
  padding:0;
}
.write-to input::placeholder{color:#C2B8D3}
.write-to .icon{width:17px;height:17px;color:var(--peach-deep);flex:none;transition:transform .3s var(--ease)}
.write-to:focus-within .icon{transform:scale(1.18) rotate(-6deg)}

.write-ai{
  display:inline-flex;align-items:center;gap:6px;
  border:1px dashed rgba(143,123,191,.38);
  background:var(--surface-2);
  color:var(--primary-strong);
  font-family:var(--round);
  font-size:12.5px;
  padding:6px 11px;
  border-radius:999px;
  transition:transform .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.write-ai:hover{transform:translateY(-1px);background:#FFF7FA;box-shadow:var(--shadow-sm)}
.write-ai .icon{color:var(--peach-deep)}
.write-ai.is-writing .icon{animation:sparkleSpin 1.1s linear infinite}
.write-ai.is-writing{pointer-events:none;opacity:.75}

.write-textarea-wrap{
  position:relative;
  border-radius:16px;
  border:1px solid rgba(143,123,191,.2);
  background-color:#FFFDF9;
  background-image:repeating-linear-gradient(180deg,transparent 0 31px,rgba(143,123,191,.1) 31px 32px);
  padding:12px 16px 30px;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease),background-color .3s var(--ease);
}
.write-textarea-wrap:focus-within{
  border-color:rgba(143,123,191,.5);
  box-shadow:0 0 0 4px rgba(143,123,191,.08);
  background-color:#FFFEFA;
}
.write-textarea-wrap textarea{
  width:100%;
  min-height:194px;
  resize:vertical;
  border:0;outline:none;
  background:transparent;
  font-family:var(--hand);
  font-size:18px;
  line-height:32px;
  color:var(--ink);
  padding:0;
}
.write-textarea-wrap textarea::placeholder{color:#C2B8D3}
.write-counter{
  position:absolute;right:14px;bottom:9px;
  font-family:var(--round);
  font-size:11px;
  color:var(--ink-3);
  letter-spacing:.02em;
  background:rgba(255,253,249,.85);
  padding:2px 6px;
  border-radius:999px;
}
.write-prompts{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:12px}
.write-prompts__label{font-family:var(--hand);font-size:13px;color:var(--ink-3);margin-right:2px}
.write-prompts button{
  border:1px solid rgba(143,123,191,.22);
  background:var(--surface);
  color:var(--ink-2);
  border-radius:999px;
  padding:5px 10px;
  font-family:var(--round);
  font-size:11.5px;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.write-prompts button:hover{transform:translateY(-1px);background:var(--peach-soft);border-color:rgba(247,168,184,.5);color:var(--ink)}

.write-actions{display:flex;align-items:center;gap:14px;padding-top:22px}
.write-auto{margin-right:auto;font-family:var(--hand);font-size:13.5px;color:var(--ink-3)}
.write-next .icon{transition:transform .28s var(--ease)}
.write-next:hover .icon{transform:translateX(4px) rotate(-4deg)}

/* 右侧信纸预览 */
.write-preview{position:relative;animation:writeRise .95s .28s var(--ease) both}
.write-preview__head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:14px}
.write-preview__eyebrow{margin:0 0 2px;font-family:var(--hand);font-size:13.5px;color:var(--primary-strong);letter-spacing:.03em}
.write-preview__title{margin:0;font-family:var(--hand);font-size:clamp(26px,2.6vw,34px);font-weight:400;color:var(--ink)}
.write-paper-picker{display:flex;gap:8px;flex:none}
.write-paper-picker .template-card{
  width:68px;
  padding:5px 5px 7px;
  border-radius:12px;
  background:var(--surface);
  box-shadow:var(--shadow-sm);
  border:1px solid transparent;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.write-paper-picker .template-card__swatch{height:38px;border-radius:8px;margin-bottom:4px}
.write-paper-picker .template-card strong{font-size:10.5px;font-weight:600}
.write-paper-picker .template-card:hover{transform:translateY(-3px) rotate(-1deg)}
.write-paper-picker .template-card.is-active{transform:translateY(-2px);border-color:var(--primary);box-shadow:0 0 0 2px var(--primary) inset,var(--shadow-sm)}

.write-paper-stage{position:relative;padding:8px 4px 12px}
.write-spark{position:absolute;pointer-events:none;animation:twinkle 4s var(--ease) infinite}
.write-spark--1{right:-8px;top:2%;width:22px;height:22px;color:var(--yellow)}
.write-spark--2{left:-12px;bottom:12%;width:16px;height:16px;color:var(--peach);animation-delay:1.6s}
.write-page .letter-paper{animation:paperDrift 9s ease-in-out infinite}
.write-preview__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px;padding:0 4px}
.write-back{font-family:var(--round);font-size:12.5px;color:var(--ink-2);display:inline-flex;align-items:center;gap:4px;transition:color .2s var(--ease)}
.write-back:hover{color:var(--primary-strong)}
.write-preview__hint{font-family:var(--hand);font-size:13px;color:var(--ink-3)}

/* 动效 */
@keyframes writeRise{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes paperDrift{
  0%,100%{transform:translateY(0) rotate(-.4deg)}
  50%{transform:translateY(-6px) rotate(.25deg)}
}
@keyframes sparkleSpin{to{transform:rotate(360deg)}}

/* 响应式 */
@media (max-width:1000px){
  .write-hero{grid-template-columns:minmax(0,1fr)}
  .write-hero__aside{display:none}
  .write-page .write-layout{grid-template-columns:minmax(0,1fr)}
  .write-preview{margin-top:4px}
}
@media (max-width:900px){
  .write-page .stepper{padding-bottom:12px}
  .write-hero{padding-top:8px}
  .write-hero__title{font-size:clamp(34px,6.4vw,46px)}
  .write-preview__head{flex-wrap:wrap;align-items:flex-start}
  .write-paper-picker{margin-left:auto}
  .write-paper-picker .template-card{width:64px}
  .write-preview__foot{padding:0 2px}
}
@media (max-width:620px){
  .write-sheet{padding:22px 18px;border-radius:22px}
  .write-step{grid-template-columns:30px minmax(0,1fr);gap:10px}
  .write-step__no{width:29px;height:29px;font-size:14.5px}
  .write-step__head h2{font-size:16px}
  .write-step__hint{display:none}
  .write-ai{padding:5px 9px;font-size:11.5px}
  .write-textarea-wrap{padding:10px 12px 28px}
  .write-textarea-wrap textarea{font-size:17px;min-height:180px}
  .write-prompts__label{width:100%;margin-bottom:2px}
  .write-prompts{gap:6px}
  .write-prompts button{font-size:11px;padding:5px 9px}
  .write-actions{flex-wrap:wrap;gap:10px}
  .write-auto{order:2;margin-right:0}
  .write-next{order:3;width:100%}
  .write-preview__head{display:block}
  .write-paper-picker{margin:10px 0 0;justify-content:flex-start}
  .write-paper-picker .template-card{width:62px}
  .write-paper-picker .template-card__swatch{height:34px}
  .write-paper-stage{padding:6px 0 10px}
  .write-spark--1{right:0}
  .write-spark--2{left:0}
  .write-preview__hint{display:none}
}
@media (prefers-reduced-motion: reduce){
  .write-hero,.write-sheet,.write-preview,.write-page .letter-paper,
  .write-hero__heart,.write-hero__spark,.write-hero__lav,.write-spark,
  .write-ai.is-writing .icon,.write-hl{animation:none !important}
}

@media (max-width:620px){
  .write-page .write-actions{flex-direction:column;align-items:stretch;gap:10px}
  .write-page .write-next{order:0;width:100%}
  .write-page .write-auto{order:1;margin:0;text-align:center}
  .write-page .write-actions .btn--ghost{order:2;width:100%}
}

/* ============================================================
   生成漫照页（v2）：照片与风格的制作台
   ============================================================ */
.create-page{
  background-color:var(--bg);
  background-image:radial-gradient(ellipse at 80% 0%,rgba(255,252,247,.78),rgba(255,252,247,0) 56%);
}
.create-page .page{padding-top:8px;position:relative;z-index:1}
.create-page .stepper{padding-bottom:10px}
.create-page .write-hero{padding-bottom:clamp(18px,2.8vw,30px)}
.make-layout{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:clamp(22px,3vw,38px);
  align-items:start;
  padding:0 0 36px;
}
.make-preview{animation:writeRise .95s .28s var(--ease) both}
.make-preview .write-preview__head{margin-bottom:12px}
.make-stamp{
  display:inline-flex;
  align-items:center;
  padding:5px 11px;
  border-radius:999px;
  background:var(--peach-soft);
  color:#A9536C;
  font-family:var(--hand);
  font-size:13px;
  letter-spacing:.04em;
  transform:rotate(-4deg);
  box-shadow:0 8px 14px -14px rgba(190,80,105,.8);
  white-space:nowrap;
}

/* 上传与风格 */
.make-controls .write-step:last-of-type{border-bottom:0;padding-bottom:4px}
.make-controls .upload{
  border:1.5px dashed rgba(143,123,191,.36);
  border-radius:20px;
  background:#FBF8FF;
  padding:clamp(20px,2.6vw,28px) 18px;
  transition:border-color .25s var(--ease),background-color .25s var(--ease),transform .25s var(--ease);
  cursor:pointer;
}
.make-controls .upload:hover,
.make-controls .upload.is-drag{
  border-color:var(--primary);
  background:var(--primary-mist);
  transform:translateY(-1px);
}
.make-controls .upload__icon{
  width:52px;height:52px;
  margin:0 auto 10px;
  border-radius:16px;
  color:var(--primary);
  background:var(--surface);
  box-shadow:var(--shadow-sm);
}
.make-controls .upload__title{margin:0 0 3px;font-family:var(--round);font-size:15.5px;font-weight:600}
.make-controls .upload__hint{margin:0;font-size:12.5px;color:var(--ink-2)}
.make-controls .upload-preview{margin-top:14px;padding:10px;border-radius:14px;background:var(--surface-2)}
.make-controls .upload-preview__thumb{width:72px;height:72px;border-radius:10px;box-shadow:var(--shadow-sm)}
.make-controls .upload-preview__meta strong{font-size:13.5px}
.make-controls .upload-preview__meta p{font-size:12.5px}
.make-controls .upload-preview__remove{width:28px;height:28px}
.make-sample{
  display:inline-block;
  margin-top:11px;
  padding:0;
  border:0;
  background:none;
  color:var(--ink-2);
  font-family:var(--hand);
  font-size:13px;
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-color:rgba(143,123,191,.35);
  transition:color .2s var(--ease);
}
.make-sample:hover{color:var(--primary-strong)}

.make-controls .style-list{gap:10px;margin-top:2px}
.make-controls .style-card{
  padding:6px 6px 9px;
  border-radius:14px;
  background:var(--surface);
  box-shadow:inset 0 0 0 1.5px var(--line);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.make-controls .style-card:hover{transform:translateY(-3px) rotate(-.6deg)}
.make-controls .style-card.is-active{
  transform:translateY(-2px);
  box-shadow:inset 0 0 0 2px var(--primary),0 12px 24px -22px rgba(86,64,142,.65);
}
.make-controls .style-card__thumb{aspect-ratio:1/1;border-radius:9px;margin-bottom:6px}
.make-controls .style-card strong{font-size:12.5px;line-height:1.45}
.make-controls .style-card > span:last-child{display:block;font-size:10.5px;line-height:1.45;color:var(--ink-3)}
.make-controls .style-card__check{top:10px;right:10px;width:19px;height:19px;display:none;place-items:center}
.make-controls .style-card.is-active .style-card__check{display:grid}

.make-action{
  margin-top:10px;
  padding-top:20px;
  border-top:1px dashed rgba(143,123,191,.18);
  display:flex;
  flex-direction:column;
  gap:7px;
}
.make-generate{
  width:100%;
  height:52px;
  justify-content:center;
  gap:9px;
  font-size:15.5px;
  position:relative;
  overflow:hidden;
  isolation:isolate;
}
.make-generate::before{
  content:"";
  position:absolute;
  top:-60%;bottom:-60%;left:-35%;
  width:42%;
  z-index:1;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.32),transparent);
  transform:translateX(-260%) rotate(8deg);
  transition:transform .75s var(--ease);
  pointer-events:none;
}
.make-generate:hover::before{transform:translateX(380%) rotate(8deg)}
.make-generate__spark,.make-generate__arrow{position:relative;z-index:2;transition:transform .3s var(--ease)}
.make-generate:hover .make-generate__arrow{transform:translateX(4px) rotate(-4deg)}
.make-generate.is-loading .make-generate__spark{animation:sparkleSpin 1.1s linear infinite}
.make-generate:disabled{opacity:.72}
.make-action__hint{margin:0;text-align:center;font-family:var(--hand);font-size:13px;color:var(--ink-3)}

/* 结果台 */
.make-result{margin-top:2px;min-height:440px;display:flex;flex-direction:column;justify-content:center}
.make-result .result-empty{
  border:0;background:transparent;min-height:440px;padding:0;
  display:grid;place-items:center;
}
.make-empty{width:100%;max-width:360px;margin:0 auto;display:flex;flex-direction:column;align-items:center;text-align:center}
.make-empty__paper{
  position:relative;
  width:min(76%,330px);
  aspect-ratio:4/5;
  margin:0 auto;
  border-radius:9px;
  background:linear-gradient(160deg,#FFFDF9,#FFF8F2);
  box-shadow:var(--shadow-lg);
  transform:rotate(-1.6deg);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:10px;
}
.make-empty__paper::after{
  content:"";
  position:absolute;inset:13px;
  border-radius:5px;
  border:1.5px dashed rgba(143,123,191,.22);
  pointer-events:none;
}
.make-empty__paper > .tape{top:-9px;left:50%;transform:translateX(-50%) rotate(-3deg);width:78px;height:20px}
.make-empty__paper svg{width:44px;height:44px;color:var(--primary-soft);position:relative;z-index:1}
.make-empty__paper p{margin:0;position:relative;z-index:1;font-family:var(--hand);font-size:19px;line-height:1.7;color:var(--ink-2)}
.make-empty__hint{margin:18px 0 0;font-family:var(--hand);font-size:13.5px;color:var(--ink-3)}

.make-result .make-photo-wrap{position:relative;width:min(84%,348px);margin:0 auto}
.make-result .result-photo{
  width:100%;
  aspect-ratio:372/474;
  transform:rotate(-1.2deg);
  background:var(--surface);
  padding:10px;
  border-radius:10px;
  box-shadow:var(--shadow-lg);
  transition:filter .7s var(--ease),transform .7s var(--ease);
}
.make-result .result-photo img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:5px;
}
.make-result .result-photo .tape--tl{top:-10px;left:-14px;transform:rotate(-6deg)}
.make-result .result-photo .tape--br{bottom:-8px;right:12px;transform:rotate(-3deg)}
.make-spark{
  position:absolute;z-index:5;pointer-events:none;color:var(--yellow);
  opacity:0;animation:twinkle 4s var(--ease) infinite;
}
.make-spark--1{right:-7%;top:5%;width:24px;height:24px}
.make-spark--2{left:-7%;bottom:16%;width:17px;height:17px;color:var(--peach);animation-delay:1.4s}
.make-result.has-result .make-spark{opacity:1}
.make-result .generating-note{
  display:none;
  position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);
  z-index:6;
  align-items:center;gap:7px;
  padding:11px 18px;
  border-radius:999px;
  background:rgba(255,252,247,.94);
  box-shadow:var(--shadow-md);
  color:var(--primary-strong);
  font-family:var(--hand);
  font-size:15px;
  white-space:nowrap;
}
.make-result .generating-note svg{width:16px;height:16px;color:var(--peach-deep);animation:sparkleSpin 1.2s linear infinite}
.make-result.is-generating .result-empty{display:none}
.make-result.is-generating .result-box{display:block}
.make-result.is-generating .result-photo{filter:blur(9px) saturate(.9);transform:rotate(-1deg) scale(.975)}
.make-result.is-generating .result-actions{opacity:.38;pointer-events:none}
.make-result.is-generating .generating-note{display:flex}
.make-result.is-generating .make-photo-wrap::after{
  content:"";
  position:absolute;inset:0;
  border-radius:10px;
  background:linear-gradient(105deg,transparent 30%,rgba(255,252,247,.44) 50%,transparent 70%);
  background-size:220% 100%;
  animation:shimmer 1.4s linear infinite;
  pointer-events:none;
  z-index:4;
}
.make-result.has-result .result-box{display:block;animation:developIn .9s var(--ease) both}
.make-result.has-result .make-photo-wrap{animation:makePhotoFloat 8s 1.1s ease-in-out infinite}
.result-box .result-actions{
  display:flex;
  justify-content:center;
  gap:10px;
  margin-top:14px;
  flex-wrap:wrap;
}
.result-box .result-actions .btn{min-width:128px}
.make-use .icon{transition:transform .28s var(--ease)}
.make-use:hover .icon{transform:translateX(4px)}
.make-hint{margin:13px 0 0;text-align:center;font-family:var(--hand);font-size:13.5px;color:var(--ink-3);transition:color .25s var(--ease)}
.make-disclaimer{margin:6px auto 0;max-width:400px;text-align:center;font-size:11px;line-height:1.75;color:var(--ink-3);opacity:.8}

@keyframes shimmer{to{background-position:-220% 0}}
@keyframes developIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes makePhotoFloat{
  0%,100%{transform:translateY(0) rotate(0deg)}
  50%{transform:translateY(-5px) rotate(.25deg)}
}

/* 响应式 */
@media (max-width:1000px){
  .make-layout{grid-template-columns:minmax(0,1fr)}
  .make-preview{margin-top:4px}
}
@media (max-width:900px){
  .make-result,.make-result .result-empty{min-height:400px}
  .make-result .result-photo{width:min(86%,360px)}
}
@media (max-width:620px){
  .make-controls .style-list{gap:7px}
  .make-controls .style-card{padding:5px 5px 8px}
  .make-controls .style-card strong{font-size:11.5px}
  .make-controls .style-card > span:last-child{display:none}
  .make-controls .style-card__check{top:8px;right:8px}
  .make-generate{height:48px;font-size:14.5px}
  .make-empty__paper{width:82%}
  .make-result,.make-result .result-empty{min-height:370px}
  .result-box .result-actions{flex-direction:column;gap:8px}
  .result-box .result-actions .btn{width:100%}
  .make-disclaimer{max-width:320px}
}
@media (prefers-reduced-motion: reduce){
  .make-generate::before,.make-generate.is-loading .make-generate__spark,
  .make-result .generating-note svg,.make-result.has-result .result-box,
  .make-result.has-result .make-photo-wrap,.make-spark,
  .make-result.is-generating .make-photo-wrap::after{animation:none !important}
}

.make-generate #generateLabel{position:relative;z-index:2}

/* 生成按钮移到预览列顶部 */
.make-action--preview{
  margin:0 0 14px;
  padding:0 0 14px;
  border-top:0;
  border-bottom:1px dashed rgba(143,123,191,.18);
}
.make-action--preview .make-generate{height:50px}
.make-action--preview .make-action__hint{font-size:12.5px}
.make-result .result-box .result-actions .btn--ghost{color:var(--ink-2)}

/* 确保风格缩略图不被旧的移动端 span 规则隐藏 */
.make-controls .style-card .style-card__thumb{display:block}
.make-controls .style-card .style-card__thumb img{display:block;width:100%;height:100%;object-fit:cover}

/* 成品预览页 */
.preview-page{
  background-color:var(--bg);
  background-image:radial-gradient(ellipse at 50% 0%,rgba(255,252,247,.7),rgba(255,252,247,0) 58%);
}
.preview-page .preview-hero{padding:clamp(22px,3vw,36px) 0 8px;animation:writeRise .85s var(--ease) both}
.preview-eyebrow{margin:0 0 8px;font-family:var(--hand);font-size:14px;color:var(--primary-strong);letter-spacing:.04em}
.preview-page .share-title{font-size:clamp(34px,4vw,50px);animation:writeRise .9s .08s var(--ease) both}
.preview-page .share-sub{animation:writeRise .9s .18s var(--ease) both}
.preview-page .share-stage{margin-top:8px;animation:writeRise .95s .24s var(--ease) both}
.preview-page .share-letter .paper{animation:paperDrift 9s ease-in-out infinite}
.preview-actions{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:26px 0 0;
  animation:writeRise .9s .36s var(--ease) both;
}
.preview-actions .btn{min-width:170px;justify-content:center}
.preview-actions .btn .icon{transition:transform .28s var(--ease)}
.preview-actions .btn:hover .icon{transform:translateX(4px)}
.preview-note{margin:12px 0 0;text-align:center;font-family:var(--hand);font-size:13.5px;color:var(--ink-3)}
@media (max-width:620px){
  .preview-page .share-title{font-size:clamp(30px,8.4vw,40px)}
  .preview-actions{flex-direction:column;align-items:stretch;gap:10px}
  .preview-actions .btn{width:100%}
  .preview-note{font-size:12.5px}
}
@media (prefers-reduced-motion: reduce){
  .preview-page .preview-hero,.preview-page .share-title,.preview-page .share-sub,
  .preview-page .share-stage,.preview-actions,.preview-page .share-letter .paper{animation:none !important}
}

/* 预览页：更明显的入场、漂浮和庆祝动效 */
.preview-page .share-photo{animation:previewPhotoIn 1.05s .3s var(--ease) both}
.preview-page .share-letter{animation:previewLetterIn 1.05s .42s var(--ease) both}
.preview-page .share-photo .photo-frame{animation:previewPhotoBob 8s 1.6s ease-in-out infinite}
.preview-page .share-note-l{animation:fadeIn .8s .7s both,noteLiftL 7s 1.4s ease-in-out infinite}
.preview-page .share-note-r{animation:fadeIn .8s .8s both,noteLiftR 8s 1.7s ease-in-out infinite}
.preview-page .share-cat{animation:fadeIn .8s .9s both,previewCatBob 6.5s 1.8s ease-in-out infinite}
.preview-page .share-cat .meow{transition:transform .3s var(--ease),color .3s var(--ease)}
.preview-page .share-heart-1{animation:floatY 6s ease-in-out infinite}
.preview-page .share-heart-2{animation:floatY 7.5s .7s ease-in-out infinite}
.preview-page .share-star-1{animation:twinkle 4.2s var(--ease) infinite}
.preview-page .share-star-2{animation:twinkle 5s 1.1s var(--ease) infinite}
.preview-page .share-squiggle{animation:floatY 8s 1.2s ease-in-out infinite}

.preview-page .share-photo:hover ~ .share-cat > svg{animation:catWiggle .8s var(--ease)}
.preview-page .share-photo:hover ~ .share-cat .meow{
  color:var(--primary-strong);
  transform:translateY(-6px) scale(1.12) rotate(-4deg);
}

.preview-confetti{
  position:absolute;
  z-index:6;
  width:12px;height:12px;
  pointer-events:none;
  color:var(--peach);
  opacity:0;
  animation:previewConfetti var(--dur,2.8s) var(--delay,0s) var(--ease,ease-out) forwards;
  will-change:transform,opacity;
}
.preview-confetti svg{display:block;width:100%;height:100%;fill:currentColor}

@keyframes previewPhotoIn{
  from{opacity:0;transform:translate3d(-22px,12px,0) rotate(-5deg) scale(.96)}
  to{opacity:1;transform:translate3d(0,0,0) rotate(-1.4deg) scale(1)}
}
@keyframes previewLetterIn{
  from{opacity:0;transform:translate3d(24px,14px,0) rotate(1.6deg) scale(.97)}
  to{opacity:1;transform:translate3d(0,0,0) rotate(0) scale(1)}
}
@keyframes previewPhotoBob{
  0%,100%{transform:translateY(0) rotate(.15deg)}
  50%{transform:translateY(-6px) rotate(-.5deg)}
}
@keyframes previewCatBob{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-4px)}
}
@keyframes noteLiftL{
  0%,100%{translate:0 0}
  50%{translate:0 -5px}
}
@keyframes noteLiftR{
  0%,100%{translate:0 0}
  50%{translate:0 -6px}
}
@keyframes previewConfetti{
  0%{opacity:0;transform:translate(-50%,-50%) scale(.4) rotate(0)}
  18%{opacity:.9}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx,0px)),calc(-50% + var(--dy,-110px))) scale(1.05) rotate(var(--rot,30deg))}
}
@media (prefers-reduced-motion: reduce){
  .preview-page .share-photo,.preview-page .share-letter,.preview-page .share-photo .photo-frame,
  .preview-page .share-note-l,.preview-page .share-note-r,.preview-page .share-cat,
  .preview-page .share-heart-1,.preview-page .share-heart-2,
  .preview-page .share-star-1,.preview-page .share-star-2,.preview-page .share-squiggle,
  .preview-confetti{animation:none !important}
  .preview-confetti{display:none}
}

/* 分享锁定状态 */
.share-locked{
  display:inline-flex;
  align-items:center;
  margin-left:8px;
  padding:3px 9px;
  border-radius:999px;
  background:var(--peach-soft);
  color:#A9536C;
  font-family:var(--round);
  font-size:11.5px;
  letter-spacing:.02em;
  vertical-align:2px;
}

/* 生成付费弹层 */
.paywall{position:fixed;inset:0;z-index:300;display:grid;place-items:center;padding:20px}
.paywall[hidden]{display:none}
.paywall__mask{position:absolute;inset:0;background:rgba(63,53,84,.34);animation:fadeIn .25s var(--ease) both}
.paywall__card{
  position:relative;
  z-index:1;
  width:min(430px,100%);
  background:var(--surface);
  border-radius:26px;
  padding:clamp(24px,3.4vw,34px);
  box-shadow:var(--shadow-lg);
  overflow:hidden;
  animation:paywallIn .45s var(--ease) both;
}
.paywall__tape{position:absolute;left:50%;top:-10px;width:84px;height:21px;transform:translateX(-50%) rotate(-2deg)}
.paywall__close{
  position:absolute;right:15px;top:15px;
  width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface-2);color:var(--ink-2);
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.paywall__close:hover{background:var(--peach-soft);color:#A53F58}
.paywall__eyebrow{margin:0 0 6px;font-family:var(--hand);font-size:13.5px;color:var(--primary-strong);letter-spacing:.04em}
.paywall__title{margin:0;font-family:var(--hand);font-size:clamp(26px,3vw,32px);font-weight:400;line-height:1.45;color:var(--ink)}
.paywall__desc{margin:10px 0 0;font-size:13.5px;line-height:1.8;color:var(--ink-2)}
.paywall__price{display:flex;align-items:baseline;gap:4px;margin:18px 0 6px;color:var(--primary-strong)}
.paywall__yen{font-family:var(--hand);font-size:22px}
.paywall__price strong{font-family:var(--hand);font-size:48px;font-weight:400;line-height:1}
.paywall__unit{font-size:12px;color:var(--ink-3);margin-left:4px}
.paywall__list{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:7px}
.paywall__list li{position:relative;padding-left:20px;font-size:12.5px;line-height:1.65;color:var(--ink-2)}
.paywall__list li::before{
  content:"";
  position:absolute;left:3px;top:6px;
  width:9px;height:8px;
  background:var(--peach);
  clip-path:polygon(50% 100%,0 38%,14% 8%,50% 30%,86% 8%,100% 38%);
}
.paywall__actions{display:flex;gap:10px;margin-top:20px}
.paywall__actions .btn{flex:1;justify-content:center;white-space:nowrap}
.paywall__actions .btn:disabled{opacity:.75}
.paywall__actions .btn.is-paid{background:var(--peach-deep);border-color:var(--peach-deep)}
.paywall__actions .btn.is-loading .icon{animation:sparkleSpin 1.1s linear infinite}
.paywall__demo{margin:12px 0 0;text-align:center;font-size:11px;color:var(--ink-3);line-height:1.6}
@keyframes paywallIn{from{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}
@media (max-width:620px){
  .paywall__actions{flex-direction:column}
  .paywall__actions .btn{width:100%}
  .paywall__price strong{font-size:42px}
}
@media (prefers-reduced-motion: reduce){
  .paywall__mask,.paywall__card,.paywall__actions .btn.is-loading .icon{animation:none !important}
}

/* 分享成品页动效 */
.share-page{
  background-color:var(--bg);
  background-image:radial-gradient(ellipse at 50% 0%,rgba(255,252,247,.7),rgba(255,252,247,0) 58%);
}
.share-page .share-hero{animation:writeRise .8s .04s var(--ease) both}
.share-page .share-title{animation:writeRise .9s .1s var(--ease) both}
.share-page .share-title svg{transform-origin:50% 50%;animation:shareHeartBeat 2.8s ease-in-out infinite}
.share-page .share-sub{animation:writeRise .9s .18s var(--ease) both}
.share-page .share-toolbar{animation:writeRise .9s .24s var(--ease) both}
.share-page .share-stage{animation:writeRise .95s .3s var(--ease) both}
.share-page .share-photo{animation:previewPhotoIn .95s .38s var(--ease) both}
.share-page .share-photo .photo-frame{animation:previewPhotoBob 8s 1.6s ease-in-out infinite}
.share-page .share-letter{animation:previewLetterIn 1s .46s var(--ease) both}
.share-page .share-letter .paper{animation:paperDrift 9s .5s ease-in-out infinite}
.share-page .share-note-l{animation:fadeIn .8s .8s both,noteLiftL 7s 1.5s ease-in-out infinite}
.share-page .share-note-r{animation:fadeIn .8s .9s both,noteLiftR 8s 1.8s ease-in-out infinite}
.share-page .share-cat{animation:fadeIn .8s 1s both,previewCatBob 6.5s 1.9s ease-in-out infinite}
.share-page .share-cat .meow{transition:transform .3s var(--ease),color .3s var(--ease)}
.share-page .share-heart-1{animation:floatY 6s ease-in-out infinite}
.share-page .share-heart-2{animation:floatY 7.5s .6s ease-in-out infinite}
.share-page .share-star-1{animation:twinkle 4.2s var(--ease) infinite}
.share-page .share-star-2{animation:twinkle 5s 1.1s var(--ease) infinite}
.share-page .share-squiggle{animation:floatY 8s 1.2s ease-in-out infinite}

.share-page .share-photo .photo-frame img{transition:transform .5s var(--ease)}
.share-page .share-photo:hover .photo-frame img{transform:scale(1.03)}
.share-page .share-photo:hover ~ .share-cat > svg{animation:catWiggle .8s var(--ease)}
.share-page .share-photo:hover ~ .share-cat .meow{
  color:var(--primary-strong);
  transform:translateY(-6px) scale(1.12) rotate(-4deg);
}
.share-page .share-toolbar .btn,
.share-page .share-toolbar .icon-btn{transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease)}
.share-page .share-toolbar .btn:hover,
.share-page .share-toolbar .icon-btn:hover{transform:translateY(-1px)}
.share-page .share-locked{animation:lockedPop .8s .35s var(--ease) both}

@keyframes shareHeartBeat{
  0%,100%{transform:scale(1)}
  16%{transform:scale(1.16)}
  32%{transform:scale(1)}
  48%{transform:scale(1.09)}
}
@keyframes lockedPop{
  0%{opacity:0;transform:translateY(4px) scale(.9)}
  100%{opacity:1;transform:translateY(0) scale(1)}
}
@media (prefers-reduced-motion: reduce){
  .share-page .share-hero,.share-page .share-title,.share-page .share-title svg,
  .share-page .share-sub,.share-page .share-toolbar,.share-page .share-stage,
  .share-page .share-photo,.share-page .share-photo .photo-frame,
  .share-page .share-letter,.share-page .share-letter .paper,
  .share-page .share-note-l,.share-page .share-note-r,.share-page .share-cat,
  .share-page .share-heart-1,.share-page .share-heart-2,
  .share-page .share-star-1,.share-page .share-star-2,.share-page .share-squiggle,
  .share-page .share-locked,.preview-confetti{animation:none !important}
}

.preview-actions .btn--text{min-width:auto;color:var(--ink-2);padding-inline:8px}
.preview-actions .btn--text:hover{color:var(--primary-strong)}
.preview-actions .btn--ghost{min-width:150px}
@media (max-width:620px){
  .preview-actions .btn--text{min-height:38px}
  .preview-actions .btn--ghost{min-width:0}
}

.preview-actions .btn.is-saved{color:var(--primary-strong);background:var(--surface-2);opacity:1}

/* ============================================================
   收信人页面：一封有场景、有内容的纸质情书
   ============================================================ */
.letter-page{
  min-height:100dvh;
  overflow-x:hidden;
  background-color:var(--bg);
  background-image:
    radial-gradient(ellipse at 48% 0%,rgba(255,252,247,.9),rgba(255,252,247,0) 60%),
    radial-gradient(ellipse at 12% 88%,rgba(201,184,232,.2),transparent 60%),
    radial-gradient(ellipse at 92% 76%,rgba(247,168,184,.13),transparent 58%);
}
.letter-page::before,
.letter-page::after{
  content:"";position:fixed;pointer-events:none;z-index:0;border-radius:50%;filter:blur(10px);
}
.letter-page::before{width:42vw;height:42vw;left:-14vw;top:14vh;background:radial-gradient(circle,rgba(201,184,232,.2),transparent 68%)}
.letter-page::after{width:38vw;height:38vw;right:-12vw;bottom:4vh;background:radial-gradient(circle,rgba(247,168,184,.16),transparent 68%)}

/* 固定星空背景 */
.letter-sky{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.letter-stars{position:absolute;inset:0}
.letter-star{
  position:absolute;display:block;border-radius:50%;
  background:currentColor;
  opacity:0;
  animation:letterStar var(--dur,4s) var(--delay,0s) ease-in-out infinite;
}
.letter-star--heart{background:none;color:var(--peach)}
.letter-star--heart svg{display:block;width:100%;height:100%;fill:currentColor}
.letter-comet{
  position:absolute;
  width:190px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,transparent,rgba(201,184,232,.05) 18%,rgba(247,168,184,.62) 72%,#FFFCF7);
  opacity:0;
  transform:rotate(28deg);
  animation:letterComet 13s var(--delay,0s) ease-in infinite;
}
.letter-comet::after{
  content:"";position:absolute;right:-2px;top:-2px;width:6px;height:6px;border-radius:50%;
  background:#FFFCF7;box-shadow:0 0 12px #F7A8B8,0 0 22px rgba(247,168,184,.6);
}
.letter-comet--1{left:8%;top:20%}
.letter-comet--2{right:12%;top:38%;width:150px;animation-delay:5.5s;animation-duration:16s}
.letter-comet--3{left:30%;bottom:18%;width:120px;animation-delay:9s;animation-duration:18s}
.letter-sky-doodle{position:absolute;color:var(--primary);opacity:.18}
.letter-sky-doodle--flower{right:5%;bottom:8%;width:54px;height:76px;transform:rotate(9deg)}
.letter-sky-doodle--heart{left:7%;top:58%;width:28px;height:25px;color:var(--peach);opacity:.3}

.received{position:relative;z-index:1}

/* ================= 场景 1：信封 hero ================= */
.receive-hero{position:relative;min-height:100dvh;display:flex;align-items:center;padding:clamp(28px,5vh,58px) 0;transition:opacity .35s var(--ease),transform .45s var(--ease)}
.receive-hero__inner{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(28px,5vw,76px);align-items:center;width:100%}
.receive-copy{position:relative;z-index:2;max-width:580px}
.receive-eyebrow{
  display:flex;align-items:center;gap:9px;
  margin:0 0 14px;
  font-family:var(--round);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--primary-strong);
  animation:receiveRise .75s .06s var(--ease) both;
}
.receive-eyebrow__spark{display:grid;place-items:center;width:18px;height:18px;color:var(--peach)}
.receive-eyebrow__spark svg{width:15px;height:15px}
.receive-eyebrow .squiggle{width:30px;height:10px;color:var(--peach)}
.receive-title{
  margin:0;
  font-family:var(--hand);font-weight:400;
  font-size:clamp(38px,4.7vw,58px);
  line-height:1.35;
  letter-spacing:.01em;
  color:var(--ink);
  animation:receiveRise .85s .12s var(--ease) both;
}
.receive-title .hl{
  display:inline-block;padding:0 .06em;color:var(--primary-strong);white-space:nowrap;
  background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 92%/100% 32%;
}
.receive-title--sm{font-size:clamp(30px,3.6vw,44px);line-height:1.4}
.receive-sub{
  margin:18px 0 0;max-width:480px;
  font-size:16.5px;line-height:1.95;color:var(--ink-2);
  animation:receiveRise .85s .2s var(--ease) both;
}
.receive-sub b{color:var(--primary-strong);font-weight:500}
.receive-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:9px 12px;
  margin-top:20px;
  animation:receiveRise .85s .28s var(--ease) both;
}
.receive-meta__pill{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 10px;border-radius:999px;
  background:rgba(255,252,247,.7);
  border:1px solid rgba(143,123,191,.13);
  font-family:var(--round);font-size:11.5px;color:var(--ink-2);
}
.receive-meta__pill svg{width:13px;height:13px;color:var(--peach-deep)}
.receive-meta__date{font-family:var(--hand);font-size:14px;color:var(--ink-3);letter-spacing:.04em}
.receive-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:26px;animation:receiveRise .85s .34s var(--ease) both}
.receive-cta{position:relative;overflow:hidden}
.receive-hint{margin:0;font-family:var(--hand);font-size:13px;color:var(--ink-3)}
.receive-quote{
  position:relative;margin:34px 0 0;padding-left:34px;max-width:390px;
  animation:receiveRise .85s .42s var(--ease) both;
}
.receive-quote p{margin:0;font-family:var(--hand);font-size:16.5px;line-height:1.75;color:var(--ink-2)}
.receive-quote .note-underline{display:block;width:220px;height:10px;margin-top:4px;color:var(--peach)}
.receive-quote__spark{position:absolute;left:0;top:1px;width:24px;height:24px;color:var(--peach)}
.receive-quote__heart{width:16px;height:14px;color:var(--peach-deep);margin-left:5px;vertical-align:-1px}
.receive-copy .doodle{position:absolute;pointer-events:none}

.receive-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:clamp(430px,58vh,570px)}
.receive-collage{position:relative;width:min(100%,480px);height:clamp(430px,56vh,540px);animation:receiveFloatIn 1s .2s var(--ease) both}
.receive-paper{
  position:absolute;left:11%;top:9%;right:8%;bottom:12%;
  padding:20px 24px;
  background:linear-gradient(160deg,#FFFDFA,#FFF8F1);
  border-radius:8px;
  transform:rotate(-5deg);
  box-shadow:0 26px 46px -36px rgba(86,64,142,.5);
  color:var(--ink-2);
  z-index:1;
}
.receive-paper .hand{display:block;font-family:var(--hand);font-size:clamp(17px,2vw,22px);line-height:1.55;margin-bottom:16px}
.receive-paper__line{display:block;width:76%;height:1px;margin:0 0 12px;background:rgba(143,123,191,.16)}
.receive-paper__line:nth-child(4){width:56%}
.receive-paper__heart{position:absolute;right:18px;bottom:14px;width:16px;height:14px;color:var(--peach)}
.envelope-float{position:absolute;left:50%;top:49%;z-index:3;width:min(76%,338px);transform:translate(-50%,-50%);animation:floatY 6.8s 1.4s ease-in-out infinite}
.envelope{
  position:relative;display:block;width:100%;aspect-ratio:1.55;border:0;padding:0;background:transparent;cursor:pointer;
  perspective:900px;
  animation:envelopeIn 1s .32s var(--ease) both;
  transition:transform .3s var(--ease);
}
.envelope:hover{transform:translateY(-5px) rotate(-.6deg)}
.envelope__back{position:absolute;inset:0;border-radius:8px;background:linear-gradient(160deg,#FFF8EE,#F5E4D7);box-shadow:0 34px 58px -36px rgba(86,64,142,.6)}
.envelope__letter{
  position:absolute;left:7%;right:7%;top:16%;height:78%;z-index:1;
  display:flex;align-items:flex-start;justify-content:center;padding-top:18px;
  border-radius:6px;background:var(--surface);
  box-shadow:0 8px 20px -18px rgba(86,64,142,.45);
  font-family:var(--hand);font-size:clamp(18px,2.5vw,23px);line-height:1.5;color:var(--ink-2);
  transform:translateY(11%);
  transition:transform .8s var(--ease);
}
.envelope__front{position:absolute;inset:0;z-index:2;border-radius:8px;background:linear-gradient(160deg,#FFFCF7,#F4E5D9);clip-path:polygon(0 18%,50% 61%,100% 18%,100% 100%,0 100%)}
.envelope__front::before,.envelope__front::after{content:"";position:absolute;bottom:0;width:58%;height:58%;background:linear-gradient(150deg,rgba(255,252,247,.96),rgba(248,233,222,.96))}
.envelope__front::before{left:0;clip-path:polygon(0 100%,0 8%,100% 100%)}
.envelope__front::after{right:0;clip-path:polygon(100% 100%,100% 8%,0 100%)}
.envelope__flap{position:absolute;left:0;right:0;top:0;height:64%;z-index:4;border-radius:8px 8px 0 0;background:linear-gradient(170deg,#FFF8EE,#F0DFD3);clip-path:polygon(0 0,100% 0,50% 100%);transform-origin:top center;transition:transform .8s var(--ease);box-shadow:0 6px 14px -14px rgba(86,64,142,.5)}
.envelope__seal{
  position:absolute;left:50%;top:55%;z-index:6;width:50px;height:50px;border-radius:50%;display:grid;place-items:center;color:#FFF6F8;
  background:radial-gradient(circle at 36% 30%,#F3A7BA,#DF7E96 72%);
  box-shadow:0 12px 20px -14px rgba(190,80,105,.8),inset 0 2px 4px rgba(255,255,255,.4);
  transform:translate(-50%,-50%);transition:opacity .35s var(--ease),transform .45s var(--ease);
  animation:sealPulse 3.6s ease-in-out infinite;
}
.envelope__seal::before{content:"";position:absolute;inset:6px;border-radius:50%;border:1px solid rgba(255,246,248,.55)}
.envelope__seal svg{width:20px;height:20px}
.envelope__address{position:absolute;left:8%;bottom:11%;z-index:3;font-family:var(--hand);font-size:clamp(15px,1.9vw,18px);line-height:1.45;color:var(--ink-2);transform:rotate(-2deg)}
.envelope__stamp{position:absolute;right:8%;bottom:10%;z-index:3;width:58px;height:42px;border-radius:5px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;background:#FFF9F2;border:1.5px dashed rgba(223,126,150,.55);color:var(--peach-deep);font-family:var(--hand);font-size:11px;transform:rotate(4deg);box-shadow:0 4px 8px -8px rgba(86,64,142,.4)}
.envelope__stamp svg{width:16px;height:14px;color:var(--peach)}
.envelope-hint{margin:0;font-family:var(--hand);font-size:14px;color:var(--ink-3);text-align:center}

.receive-note{position:absolute;z-index:4;padding:12px 14px;font-family:var(--hand);font-size:14px;line-height:1.55;color:var(--ink-2);box-shadow:0 14px 26px -22px rgba(86,64,142,.5);animation:noteIn 1s var(--delay,.7s) var(--ease) both}
.receive-note .tape{width:46px;height:16px;top:-8px;left:50%;transform:translateX(-50%) rotate(-2deg)}
.receive-note--a{right:-2%;top:1%;width:142px;background:#FFF6F8;transform:rotate(5deg);--delay:.7s}
.receive-note--b{left:-2%;bottom:2%;width:132px;background:#F8F3FF;transform:rotate(-4deg);--delay:.82s}
.receive-cat{position:absolute;right:2%;bottom:-2%;z-index:5;width:78px;height:60px;color:var(--primary-deep);animation:catBob 5.8s 1.6s ease-in-out infinite}
.receive-cat .meow{position:absolute;left:57px;top:1px;font-family:var(--hand);font-size:13px;color:var(--ink-2);white-space:nowrap;transition:transform .3s var(--ease),color .3s var(--ease)}
.envelope-float:hover ~ .receive-cat > svg{animation:catWiggle .8s var(--ease)}
.envelope-float:hover ~ .receive-cat .meow{color:var(--primary-strong);transform:translateY(-6px) scale(1.12) rotate(-4deg)}
.receive-doodle{position:absolute;pointer-events:none}
.receive-doodle--1{left:3%;top:24%;width:25px;height:22px;color:var(--peach);animation:floatY 5.6s ease-in-out infinite}
.receive-doodle--2{right:7%;top:15%;width:21px;height:21px;color:var(--yellow);animation:twinkle 4.5s 1s infinite}
.receive-doodle--3{left:12%;bottom:24%;width:18px;height:18px;color:var(--blue);animation:twinkle 5.2s .5s infinite}
.receive-doodle--4{right:11%;bottom:31%;width:46px;height:62px;color:var(--primary);opacity:.55;animation:floatY 8s 1.2s ease-in-out infinite}
.receive-hero.is-opening .envelope__flap{transform:rotateX(180deg)}
.receive-hero.is-opening .envelope__letter{transform:translateY(-13%)}
.receive-hero.is-opening .envelope__seal{opacity:0;transform:translate(-50%,-70%) scale(.6) rotate(18deg);animation:none}
.receive-hero.is-opening .envelope{transform:translateY(-8px) scale(1.02)}
.receive-hero.is-leaving{opacity:0;transform:translateY(-16px) scale(.985);pointer-events:none}

/* ================= 场景 2：漫照 / 信 ================= */
.receive-postcard{position:relative;min-height:100dvh;display:flex;align-items:center;padding:clamp(28px,5vh,50px) 0;animation:sceneFadeIn .8s var(--ease) both}
.receive-postcard__inner{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(28px,5vw,72px);align-items:center;width:100%}
.receive-postcard__copy{position:relative;z-index:2;max-width:500px}
.receive-postcard__copy .receive-actions{margin-top:24px}
.receive-postcard__visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:clamp(480px,70vh,690px)}
.postcard-stage{position:relative;width:min(100%,420px);display:flex;flex-direction:column;align-items:center;gap:12px;animation:receiveFloatIn .95s .22s var(--ease) both}
.postcard{
  position:relative;width:100%;height:min(64vh,590px);
  perspective:1200px;
  animation:postcardFloat 8s 2s ease-in-out infinite;
}
.postcard__tape{position:absolute;left:50%;top:-9px;width:82px;height:20px;transform:translateX(-50%) rotate(-2deg);z-index:5}
.postcard__inner{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.postcard.is-flipped .postcard__inner{transform:rotateY(180deg)}
.postcard__face{position:absolute;inset:0;border-radius:10px;background:linear-gradient(160deg,#FFFDFA,#FFF8F2);box-shadow:0 30px 54px -34px rgba(86,64,142,.55);overflow:hidden;-webkit-backface-visibility:hidden;backface-visibility:hidden}
.postcard__front{display:flex;flex-direction:column;padding:12px 12px 14px}
.postcard__back{transform:rotateY(180deg);display:flex;flex-direction:column;padding:clamp(20px,3.4vw,28px);background:linear-gradient(155deg,#FFFDFA,#FFF7F0)}
.postcard__back::before{content:"";position:absolute;inset:12px;border-radius:6px;border:1px solid rgba(143,123,191,.14);pointer-events:none}
.scratch{position:relative;flex:1;min-height:0;border-radius:5px;overflow:hidden;background:#F2EDE6;touch-action:none;cursor:crosshair;-webkit-user-select:none;user-select:none}
.scratch__original{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
#scratchCanvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:2;opacity:0;transition:opacity .45s var(--ease);cursor:crosshair}
#scratchCanvas.is-ready{opacity:1}
#scratchCanvas.is-revealed{opacity:0;pointer-events:none}
.scratch__hint{
  position:absolute;left:50%;bottom:13px;z-index:3;transform:translateX(-50%);
  display:flex;align-items:center;gap:6px;max-width:calc(100% - 22px);
  padding:6px 11px;border-radius:999px;background:rgba(255,252,247,.9);
  box-shadow:0 8px 16px -14px rgba(86,64,142,.6);
  color:var(--ink-2);font-family:var(--hand);font-size:12.5px;line-height:1.35;
  text-align:center;white-space:normal;pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease);
  animation:hintBob 2.8s ease-in-out infinite;
}
.scratch__hint svg{flex:none;width:14px;height:14px;color:var(--peach-deep)}
.scratch__hint.is-scratching{opacity:0;transform:translate(-50%,5px)}
.scratch-progress{height:3px;border-radius:3px;margin:9px 4px 0;background:rgba(143,123,191,.14);overflow:hidden;transition:opacity .3s var(--ease)}
.scratch-progress span{display:block;height:100%;width:0%;border-radius:3px;background:linear-gradient(90deg,var(--peach),var(--primary-soft));transition:width .12s linear}
.scratch-progress.is-done{opacity:0}
.postcard__caption{margin:8px 0 0;text-align:center;font-family:var(--hand);font-size:15px;color:var(--ink-2)}
.postcard-under{display:flex;flex-direction:column;align-items:center;gap:6px;transition:opacity .3s var(--ease),transform .3s var(--ease)}
.postcard-under .btn{min-width:230px;justify-content:center}
.postcard-under .btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}
.postcard__hint{margin:0;font-family:var(--hand);font-size:12.5px;color:var(--ink-3);text-align:center}
.receive-postcard.is-flipped .postcard-under{opacity:0;pointer-events:none;transform:translateY(6px)}
.postcard-quote{margin:22px 0 0;font-family:var(--hand);font-size:15.5px;line-height:1.8;color:var(--ink-3);transition:color .3s var(--ease),opacity .3s var(--ease)}
.receive-postcard.is-flipped .postcard-quote{color:var(--primary-strong)}

/* 背面 */
.postcard__back-head{display:flex;align-items:center;justify-content:flex-start;gap:8px;padding-right:76px;margin-bottom:9px;position:relative;z-index:1}
.postcard__back-head span{font-family:var(--hand);font-size:17px;color:var(--primary-strong)}
.postcard__back-head svg{width:16px;height:14px;color:var(--peach)}
.postcard__back-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;position:relative;z-index:1}
.postcard__back-to{margin:0;font-family:var(--hand);font-size:17px;color:var(--ink)}
.postcard__back-date{font-family:var(--hand);font-size:12px;color:var(--ink-3);letter-spacing:.04em}
.postcard__back-text{flex:1;min-height:0;overflow:auto;font-family:var(--hand);font-size:16px;line-height:2.05;color:var(--ink);white-space:pre-wrap;padding-right:4px;position:relative;z-index:1}
.postcard__back-text::-webkit-scrollbar{width:4px}
.postcard__back-text::-webkit-scrollbar-thumb{background:rgba(143,123,191,.28);border-radius:4px}
.postcard__back-sign{margin:10px 0 0;text-align:right;font-family:var(--hand);font-size:16px;color:var(--ink-2);position:relative;z-index:1}
.postcard__back-sign em{font-style:normal;color:var(--primary-strong)}
.postcard__back-seal{position:relative;width:44px;height:44px;flex:none;border-radius:50%;display:grid;place-items:center;color:#FFF6F8;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);box-shadow:0 10px 18px -14px rgba(190,80,105,.8),inset 0 2px 4px rgba(255,255,255,.4);align-self:flex-end;margin-top:2px;z-index:1}
.postcard__back-seal svg{width:16px;height:16px}
.postcard__back-doodle{position:absolute;left:18px;bottom:18px;width:140px;height:126px;color:var(--peach);opacity:.1;pointer-events:none}
.postcard__collapse{position:absolute;right:14px;top:14px;z-index:3;display:inline-flex;align-items:center;gap:4px;padding:5px 9px;border-radius:999px;background:rgba(255,252,247,.96);border:1px solid rgba(143,123,191,.18);color:var(--ink-2);font-family:var(--round);font-size:11px;transition:background-color .2s,color .2s}
.postcard__collapse:hover{background:var(--peach-soft);color:#A9533F}
.postcard.is-flipped .postcard__back-head,.postcard.is-flipped .postcard__back-meta,.postcard.is-flipped .postcard__back-text,.postcard.is-flipped .postcard__back-sign,.postcard.is-flipped .postcard__back-seal{animation:backLine .55s .32s var(--ease) both}
.postcard-tag{position:absolute;z-index:6;padding:6px 10px;border-radius:4px;font-family:var(--hand);font-size:12px;color:var(--ink-2);box-shadow:0 10px 20px -18px rgba(86,64,142,.5);pointer-events:none;animation:noteIn 1s var(--delay,1s) var(--ease) both}
.postcard-tag--a{left:-6%;top:7%;background:#FFF6F8;transform:rotate(-5deg);--delay:1s}
.postcard-tag--b{right:-5%;bottom:17%;background:#F8F3FF;transform:rotate(4deg);--delay:1.1s}
.postcard-tag--a::before,.postcard-tag--b::before{content:"";position:absolute;top:-4px;left:50%;width:30px;height:8px;transform:translateX(-50%) rotate(-2deg);background:rgba(201,184,232,.35)}
.postcard-doodle{position:absolute;pointer-events:none;color:var(--peach)}
.postcard-doodle--heart{right:2%;top:2%;width:18px;height:16px;animation:twinkle 4.6s infinite}
.postcard-doodle--spark{left:2%;bottom:8%;width:20px;height:20px;color:var(--yellow);animation:twinkle 5.2s 1s infinite}
.postcard-doodle--flower{left:3%;top:29%;width:38px;height:54px;color:var(--primary);opacity:.55;animation:floatY 8s ease-in-out infinite}
.receive-postcard.is-revealed .postcard-quote{color:var(--primary-strong)}

/* 翻面后的文案切换 */
.receive-postcard.is-flipped .receive-postcard__copy{animation:copySwap .4s var(--ease) both}

/* ================= 动画 ================= */
@keyframes receiveRise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes receiveFloatIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes sceneFadeIn{from{opacity:0}to{opacity:1}}
@keyframes envelopeIn{from{opacity:0;transform:translateY(24px) scale(.94) rotate(-2deg)}to{opacity:1;transform:translateY(0) scale(1) rotate(0)}}
@keyframes noteIn{from{opacity:0;transform:translateY(12px) rotate(-4deg) scale(.94)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes sealPulse{0%,100%{box-shadow:0 12px 20px -14px rgba(190,80,105,.8),inset 0 2px 4px rgba(255,255,255,.4)}50%{box-shadow:0 16px 28px -14px rgba(190,80,105,.95),inset 0 2px 4px rgba(255,255,255,.5)}}
@keyframes catBob{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
@keyframes postcardFloat{0%,100%{transform:translateY(0) rotate(-.35deg)}50%{transform:translateY(-5px) rotate(.25deg)}}
@keyframes copySwap{from{opacity:.3;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@keyframes backLine{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
@keyframes letterStar{0%,100%{opacity:0;transform:scale(.7)}45%{opacity:.8;transform:scale(1)}}
@keyframes letterComet{
  0%,72%{opacity:0;transform:translate3d(-24px,18px,0) rotate(28deg)}
  76%{opacity:.9}
  88%{opacity:0;transform:translate3d(120px,-46px,0) rotate(28deg)}
  100%{opacity:0}
}

/* ================= 响应式 ================= */
@media (max-width:960px){
  .receive-hero{align-items:flex-start;padding-top:clamp(30px,7vh,60px)}
  .receive-hero__inner,.receive-postcard__inner{grid-template-columns:1fr;gap:28px}
  .receive-copy{max-width:none}
  .receive-visual{min-height:0;margin-top:10px}
  .receive-collage{height:440px;max-width:430px;margin:0 auto}
  .receive-note--a{right:-1%}
  .receive-postcard{padding-top:clamp(22px,6vh,40px)}
  .receive-postcard__copy{max-width:none}
  .receive-postcard__visual{min-height:0;margin-top:12px}
  .postcard-stage{max-width:420px;margin:0 auto}
  .postcard{height:min(62vh,560px)}
  .receive-postcard__copy .receive-actions{display:none}
}
@media (max-width:620px){
  .receive-title{font-size:clamp(34px,9vw,44px)}
  .receive-sub{font-size:15.5px}
  .receive-quote{margin-top:24px}
  .receive-collage{height:390px}
  .envelope-float{width:min(80%,300px)}
  .receive-note--a{top:-1%;right:0;width:126px;font-size:13px}
  .receive-note--b{bottom:0;left:0;width:120px;font-size:13px}
  .receive-cat{width:66px;height:50px;right:0}
  .receive-paper{left:7%;right:5%;top:7%;bottom:10%}
  .postcard{height:min(60vh,520px)}
  .postcard-tag--a{left:-2%}
  .postcard-tag--b{right:-2%}
  .postcard-under .btn{min-width:0;width:100%}
  .postcard-stage{width:86vw}
  .receive-actions{flex-direction:column;align-items:flex-start}
  .receive-cta{width:100%}
  .receive-hint{font-size:12px}
}
@media (prefers-reduced-motion: reduce){
  .receive-eyebrow,.receive-title,.receive-sub,.receive-meta,.receive-actions,.receive-quote,
  .receive-collage,.envelope,.envelope-float,.receive-note,.receive-cat,.receive-doodle,
  .receive-postcard,.postcard-stage,.postcard,.postcard-tag,.postcard-doodle,
  .letter-star,.letter-comet,.envelope__seal,
  .postcard.is-flipped .postcard__back-head,.postcard.is-flipped .postcard__back-meta,
  .postcard.is-flipped .postcard__back-text,.postcard.is-flipped .postcard__back-sign,
  .postcard.is-flipped .postcard__back-seal,.receive-postcard.is-flipped .receive-postcard__copy{
    animation:none !important;
  }
  .letter-star,.letter-comet{display:none}
}
.receive-hero[hidden],.receive-postcard[hidden],.scratch__hint[hidden]{display:none !important}

.received{overflow-x:clip}

/* 收信页细调：卡片翻面时收起浮标，增强信纸对比，猫缩小 */
.postcard-tag--a{left:-11%;top:8%}
.postcard-tag--b{right:-9%;bottom:14%}
.receive-postcard.is-flipped .postcard-tag,
.receive-postcard.is-flipped .postcard-doodle{opacity:0;pointer-events:none;transition:opacity .25s var(--ease)}
.postcard__back-head span{color:#6B54A5;font-size:17.5px}
.postcard__back-head svg{color:var(--peach-deep)}
.postcard__back-text{color:#332A47}
.postcard__back-date{color:#766C8F}
.postcard__back-sign{color:#4A3F61}
.postcard__collapse{color:var(--ink);background:#FFFDFA;box-shadow:0 4px 12px -9px rgba(86,64,142,.5)}
.receive-cat{width:66px;height:50px;right:1%;bottom:0}
.receive-cat .meow{left:48px;top:0;font-size:12px}
@media (max-width:960px){
  .postcard-tag--a{left:-3%}
  .postcard-tag--b{right:-3%}
}
@media (max-width:620px){
  .postcard-tag--a{left:-1%;top:2%}
  .postcard-tag--b{right:-1%;bottom:9%}
}

/* 翻面后彻底隐藏正面浮标，避免压在信纸上 */
.receive-postcard.is-flipped .postcard-tag,
.receive-postcard.is-flipped .postcard-doodle{display:none}
.postcard__back-text{color:#3A3052}
.postcard__back-head span{color:#5F4A96}
.postcard__back-to{color:#332A47}
@media (max-width:620px){
  .postcard__back-head{padding-right:94px}
  .postcard__collapse{padding:4px 8px;font-size:10.5px}
  .postcard__back-text{font-size:15.5px;line-height:2}
}

/* ================= 收信页增强：流星 / 自定义鼠标 / 循环文案 / 猫咪 / 照片便签 ================= */

/* 流星 */
.letter-meteor{
  position:absolute;top:var(--top,15%);left:var(--left,30%);
  width:var(--w,180px);height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(201,184,232,0),rgba(201,184,232,.16) 38%,rgba(247,168,184,.72) 78%,#FFFCF7);
  filter:drop-shadow(0 0 5px rgba(247,168,184,.55));
  opacity:0;
  transform:rotate(30deg);
  animation:meteorDrop var(--dur,12s) var(--delay,2s) linear infinite;
  pointer-events:none;
}
.letter-meteor::after{
  content:"";position:absolute;right:-2px;top:-2px;width:5px;height:5px;border-radius:50%;
  background:#FFFCF7;box-shadow:0 0 9px #F7A8B8,0 0 20px rgba(247,168,184,.6);
}
.letter-meteor--1{top:12%;left:42%;--w:230px;--dur:11s;--delay:2.2s}
.letter-meteor--2{top:31%;left:8%;--w:170px;--dur:14s;--delay:7.4s}
.letter-meteor--3{top:56%;left:54%;--w:200px;--dur:16s;--delay:11s}
.letter-meteor--4{top:72%;left:22%;--w:140px;--dur:12s;--delay:15.6s}
@keyframes meteorDrop{
  0%,72%{opacity:0;transform:translate3d(0,0,0) rotate(30deg)}
  75%{opacity:.95}
  88%{opacity:0;transform:translate3d(58vw,34vh,0) rotate(30deg)}
  100%{opacity:0;transform:translate3d(58vw,34vh,0) rotate(30deg)}
}

/* 自定义鼠标：一颗慢慢跟着的心 */
html.has-custom-cursor,
html.has-custom-cursor *{cursor:none !important}
.receive-cursor{
  position:fixed;left:0;top:0;z-index:9999;
  width:34px;height:34px;margin:-17px 0 0 -17px;
  pointer-events:none;display:none;opacity:0;
  transition:opacity .2s var(--ease);
}
html.has-custom-cursor .receive-cursor{display:block}
.receive-cursor.is-visible{opacity:1}
.receive-cursor__ring{
  position:absolute;inset:0;border-radius:50%;
  border:1px solid rgba(143,123,191,.58);
  background:rgba(255,252,247,.16);
  box-shadow:0 4px 12px -8px rgba(86,64,142,.45);
  transition:transform .25s var(--ease),border-color .25s var(--ease),background-color .25s var(--ease);
}
.receive-cursor__heart{
  position:absolute;left:50%;top:50%;width:12px;height:11px;
  color:var(--peach-deep);
  transform:translate(-50%,-50%);
  transition:transform .25s var(--ease),width .25s var(--ease),height .25s var(--ease);
  filter:drop-shadow(0 2px 3px rgba(190,80,105,.2));
}
.receive-cursor.is-hover .receive-cursor__ring{
  transform:scale(1.35);
  border-color:rgba(223,126,150,.8);
  background:rgba(247,168,184,.15);
}
.receive-cursor.is-hover .receive-cursor__heart{transform:translate(-50%,-50%) scale(1.18) rotate(-8deg)}
.receive-cursor.is-scratch .receive-cursor__ring{
  transform:scale(1.18);
  border-style:dashed;
  border-color:rgba(223,126,150,.9);
  background:rgba(255,252,247,.06);
}
.receive-cursor.is-scratch .receive-cursor__heart{width:9px;height:8px}

/* 左侧循环手写句 */
.receive-loop{
  display:flex;align-items:center;gap:7px;
  margin:20px 0 0;
  font-family:var(--hand);font-size:14.5px;color:var(--ink-3);
  animation:receiveRise .85s .5s var(--ease) both;
}
.receive-loop__spark{width:14px;height:14px;color:var(--peach);animation:twinkle 3.6s ease-in-out infinite}
.receive-loop__heart{width:12px;height:11px;color:var(--peach-deep);animation:heartPulse 2.8s ease-in-out infinite}
.receive-loop__text{display:inline-block;min-width:9.5em;transition:opacity .28s var(--ease),transform .28s var(--ease)}
.receive-loop__text.is-out{opacity:0;transform:translateY(-5px)}
@keyframes heartPulse{0%,100%{transform:scale(1)}18%{transform:scale(1.18)}36%{transform:scale(1)}54%{transform:scale(1.1)}}

/* 标题高亮和手写线的呼吸循环 */
.receive-title .hl{animation:hlBreathe 4.8s ease-in-out infinite}
@keyframes hlBreathe{0%,100%{background-size:100% 32%}50%{background-size:78% 32%}}
.receive-quote .note-underline path{stroke-dasharray:270;animation:quoteLine 5.2s ease-in-out infinite}
@keyframes quoteLine{0%,100%{stroke-dashoffset:0}50%{stroke-dashoffset:18}}

/* 信封：去掉会跳的入场/悬浮 transform 冲突，只保留整体上升和轻柔漂浮 */
.envelope{animation:none;transition:filter .25s var(--ease)}
.envelope:hover{transform:none;filter:brightness(1.015)}
.envelope-float{animation:floatY 7.2s ease-in-out infinite;will-change:transform}

/* 猫猫：入场 + 呼吸 + 桃心 + 喵 */
.receive-cat{width:66px;height:50px;right:1%;bottom:0;animation:catIn .9s 1s var(--ease) both;transform-origin:50% 100%}
.receive-cat__svg{display:block;width:100%;height:100%;animation:catBob 5.8s 1.8s ease-in-out infinite;transform-origin:50% 100%}
.receive-cat__heart{
  position:absolute;right:-5px;top:-7px;width:14px;height:12px;color:var(--peach-deep);
  animation:catHeart 3.8s 2.2s ease-in-out infinite;
}
.receive-cat .meow{animation:meowFloat 4.4s 2.4s ease-in-out infinite}
.envelope-float:hover ~ .receive-cat .receive-cat__svg{animation:catWiggle .8s var(--ease)}
.envelope-float:hover ~ .receive-cat .meow{color:var(--primary-strong);transform:translateY(-6px) scale(1.12) rotate(-4deg)}
@keyframes catIn{
  from{opacity:0;transform:translateY(10px) scale(.9)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes catHeart{
  0%,100%{opacity:0;transform:translateY(3px) scale(.85)}
  20%,40%{opacity:.85;transform:translateY(-2px) scale(1)}
  60%{opacity:0;transform:translateY(-11px) scale(.9)}
}
@keyframes meowFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}

/* 漫照/原图附近的表白便签 */
.photo-note{
  position:absolute;z-index:7;
  padding:11px 13px;
  font-family:var(--hand);font-size:14px;line-height:1.55;
  color:var(--ink-2);
  background:#FFF6F8;
  box-shadow:0 16px 28px -24px rgba(86,64,142,.6);
  pointer-events:none;
  animation:photoNoteFloat 7s ease-in-out infinite;
}
.photo-note .tape{position:absolute;left:50%;top:-8px;width:44px;height:15px;transform:translateX(-50%) rotate(-2deg)}
.photo-note--a{left:-15%;top:5%;width:136px;transform:rotate(-5deg);animation-delay:.6s}
.photo-note--b{right:-15%;bottom:16%;width:148px;background:#F8F3FF;transform:rotate(4deg);animation-delay:1.4s}
.photo-note--reveal{
  left:-13%;bottom:2%;width:136px;
  background:#FFFDF4;
  opacity:0;translate:0 8px;
  transform:rotate(-3deg);
  transition:opacity .5s var(--ease),translate .5s var(--ease);
  animation:none;
}
.receive-postcard.is-revealed .photo-note--reveal{opacity:1;translate:0 0;animation:photoNoteFloat 7s ease-in-out infinite}
@keyframes photoNoteFloat{0%,100%{translate:0 0}50%{translate:0 -5px}}
@media (max-width:960px){
  .photo-note--a{left:-7%;top:4%;width:120px;font-size:13px}
  .photo-note--b{right:-7%;bottom:17%;width:126px;font-size:13px}
  .photo-note--reveal{left:-7%;bottom:1%;width:120px;font-size:13px}
}
@media (max-width:620px){
  .photo-note--a{left:-2%;top:3%;width:108px;font-size:12px}
  .photo-note--b{right:-2%;bottom:19%;width:114px;font-size:12px}
  .photo-note--reveal{left:-2%;bottom:1%;width:108px;font-size:12px}
}
@media (prefers-reduced-motion: reduce){
  .letter-meteor,.receive-cursor,.photo-note,.photo-note--reveal,
  .receive-cat,.receive-cat__svg,.receive-cat__heart,.receive-cat .meow,
  .receive-loop__spark,.receive-loop__heart,.receive-title .hl,
  .receive-quote .note-underline path{animation:none !important;transition:none !important}
  .letter-meteor,.receive-cursor{display:none !important}
  .photo-note--reveal{opacity:1;translate:0 0}
}

/* 翻到信纸时，照片旁的便签也收起来 */
.receive-postcard.is-flipped .photo-note{display:none}

/* 让流星更早、更频繁地出现 */
.letter-meteor--1{--delay:.4s;--dur:9s}
.letter-meteor--2{--delay:3.2s;--dur:11s}
.letter-meteor--3{--delay:5.8s;--dur:13s}
.letter-meteor--4{--delay:8.4s;--dur:10s}
@keyframes meteorDrop{
  0%{opacity:0;transform:translate3d(0,0,0) rotate(30deg)}
  3%{opacity:0}
  8%{opacity:.95}
  22%{opacity:0;transform:translate3d(58vw,34vh,0) rotate(30deg)}
  100%{opacity:0;transform:translate3d(58vw,34vh,0) rotate(30deg)}
}

/* 流星错峰更密，保证进入后很快能看到 */
.letter-meteor--1{--delay:.2s;--dur:8s}
.letter-meteor--2{--delay:1.2s;--dur:9s}
.letter-meteor--3{--delay:2.2s;--dur:10s}
.letter-meteor--4{--delay:3.2s;--dur:11s}

/* ================= 流星重设计：弧线尾迹 + 星形亮头 ================= */
.letter-sky-defs{position:absolute;width:0;height:0;overflow:hidden}
.letter-meteor{
  width:var(--w,280px);height:auto;
  background:none !important;
  border:0;
  filter:none !important;
  opacity:0;
  transform:rotate(30deg);
  transform-origin:right center;
  animation:meteorDrop var(--dur,10s) var(--delay,1s) linear infinite;
  will-change:transform,opacity;
}
.letter-meteor::before,
.letter-meteor::after{display:none !important;content:none !important;box-shadow:none !important;background:none !important}
.letter-meteor svg{
  display:block;width:100%;height:auto;overflow:visible;
  filter:drop-shadow(0 0 5px rgba(247,168,184,.7)) drop-shadow(0 0 18px rgba(247,168,184,.28));
}
.letter-meteor--1{--w:330px;top:11%;left:38%}
.letter-meteor--2{--w:250px;top:30%;left:4%}
.letter-meteor--3{--w:290px;top:57%;left:50%}
.letter-meteor--4{--w:200px;top:74%;left:20%}
@keyframes meteorDrop{
  0%,2%{opacity:0;transform:translate3d(0,0,0) rotate(30deg)}
  6%{opacity:.25}
  10%{opacity:1}
  24%{opacity:0;transform:translate3d(60vw,35vh,0) rotate(30deg)}
  100%{opacity:0;transform:translate3d(60vw,35vh,0) rotate(30deg)}
}

/* ================= 光标重设计：星愿爱心 + 星屑拖尾 ================= */
.receive-cursor{
  width:38px;height:38px;margin:-19px 0 0 -19px;z-index:9999;
}
.receive-cursor__halo{
  position:absolute;inset:-10px;border-radius:50%;
  background:radial-gradient(circle,rgba(247,168,184,.24),rgba(247,168,184,.06) 46%,rgba(247,168,184,0) 70%);
  animation:cursorHalo 2.8s ease-in-out infinite;
}
.receive-cursor__ring{
  position:absolute;inset:1px;border-radius:50%;
  border:1px solid transparent;
  transition:transform .25s var(--ease),border-color .25s var(--ease),background-color .25s var(--ease);
}
.receive-cursor__heart{
  position:absolute;left:50%;top:50%;
  width:17px;height:16px;
  color:var(--peach-deep);
  transform:translate(-50%,-50%) rotate(-8deg);
  filter:drop-shadow(0 2px 5px rgba(190,80,105,.32)) drop-shadow(0 0 8px rgba(247,168,184,.45));
  transition:transform .25s var(--ease),color .25s var(--ease);
}
.receive-cursor__spark{
  position:absolute;right:-5px;top:-6px;width:9px;height:9px;
  color:var(--primary);opacity:.85;
  animation:cursorSpark 3.2s ease-in-out infinite;
  filter:drop-shadow(0 0 5px rgba(201,184,232,.7));
}
.receive-cursor.is-hover .receive-cursor__ring{
  transform:scale(1.38);
  border-color:rgba(143,123,191,.5);
  background:radial-gradient(circle,rgba(255,252,247,.38),rgba(255,252,247,0) 68%);
}
.receive-cursor.is-hover .receive-cursor__heart{
  transform:translate(-50%,-50%) rotate(3deg) scale(1.24);
  color:var(--primary-strong);
}
.receive-cursor.is-hover .receive-cursor__spark{transform:scale(1.2) rotate(18deg)}
.receive-cursor.is-scratch .receive-cursor__heart{
  opacity:.32;
  transform:translate(-50%,-50%) rotate(-8deg) scale(.85);
}
.receive-cursor.is-scratch .receive-cursor__ring{
  transform:scale(1.65);
  border:1px dashed rgba(223,126,150,.82);
  background:rgba(255,252,247,.05);
}
.receive-cursor.is-scratch .receive-cursor__spark{opacity:.35}
.receive-cursor.is-click .receive-cursor__heart{animation:cursorTap .32s var(--ease)}
@keyframes cursorHalo{0%,100%{transform:scale(.92);opacity:.68}50%{transform:scale(1.12);opacity:1}}
@keyframes cursorSpark{0%,100%{transform:scale(.7) rotate(0);opacity:.35}50%{transform:scale(1.1) rotate(45deg);opacity:1}}
@keyframes cursorTap{
  0%{transform:translate(-50%,-50%) rotate(-8deg) scale(1)}
  42%{transform:translate(-50%,-50%) rotate(7deg) scale(.7)}
  100%{transform:translate(-50%,-50%) rotate(-8deg) scale(1.1)}
}

/* 星屑拖尾 */
.cursor-trail{
  position:fixed;left:0;top:0;z-index:9998;
  display:block;pointer-events:none;opacity:0;
  animation:cursorTrail .75s cubic-bezier(.2,.7,.2,1) forwards;
  will-change:transform,opacity;
  filter:drop-shadow(0 0 3px rgba(247,168,184,.35));
}
.cursor-trail svg{display:block;width:100%;height:100%;fill:currentColor}
@keyframes cursorTrail{
  0%{opacity:.78;transform:translate(-50%,-50%) scale(1) rotate(0)}
  100%{opacity:0;transform:translate(calc(-50% + var(--tx,0px)),calc(-50% + var(--ty,-14px))) scale(.1) rotate(var(--rot,25deg))}
}

/* 点击心爆 */
.cursor-burst{
  position:fixed;left:0;top:0;z-index:10000;
  display:block;pointer-events:none;opacity:0;
  animation:cursorBurst var(--dur,.8s) cubic-bezier(.16,.8,.3,1) forwards;
  will-change:transform,opacity;
  filter:drop-shadow(0 1px 3px rgba(190,80,105,.25));
}
.cursor-burst svg{display:block;width:100%;height:100%;fill:currentColor}
.cursor-shock{
  position:fixed;left:0;top:0;z-index:9999;
  width:16px;height:16px;margin:-8px 0 0 -8px;
  border-radius:50%;
  border:1px solid rgba(247,168,184,.75);
  pointer-events:none;
  animation:cursorShock .55s ease-out forwards;
}
@keyframes cursorBurst{
  0%{opacity:1;transform:translate(-50%,-50%) scale(.25) rotate(0)}
  12%{opacity:1}
  100%{opacity:0;transform:translate(calc(-50% + var(--tx,0px)),calc(-50% + var(--ty,0px))) scale(var(--scale,1)) rotate(var(--rot,20deg))}
}
@keyframes cursorShock{
  0%{opacity:.8;transform:scale(.2)}
  100%{opacity:0;transform:scale(5.5)}
}
@media (prefers-reduced-motion: reduce){
  .receive-cursor,.receive-cursor__halo,.receive-cursor__spark,.receive-cursor.is-click .receive-cursor__heart,
  .cursor-trail,.cursor-burst,.cursor-shock{animation:none !important;display:none !important}
}

/* ================= 流星增强：更亮更长的双尾迹 + 星形亮头 ================= */
.letter-meteor{
  opacity:0;
  transform:rotate(30deg);
  transform-origin:right center;
  will-change:transform,opacity;
}
.letter-meteor::before{
  content:"" !important;display:block !important;
  position:absolute;left:2%;right:6%;top:50%;height:16px;
  transform:translateY(-50%);
  border-radius:50%;
  background:linear-gradient(90deg,rgba(201,184,232,0),rgba(247,168,184,.18) 45%,rgba(247,168,184,.42) 82%,rgba(255,252,247,.35));
  filter:blur(8px);
  pointer-events:none;z-index:-1;
}
.letter-meteor::after{display:none !important;content:none !important}
.letter-meteor svg{
  overflow:visible;
  filter:drop-shadow(0 0 7px rgba(247,168,184,.85)) drop-shadow(0 0 20px rgba(247,168,184,.35)) drop-shadow(0 0 40px rgba(201,184,232,.16));
}
.letter-meteor svg path:nth-of-type(1){stroke-width:4.4}
.letter-meteor svg path:nth-of-type(2){stroke-width:13;opacity:.24}
.letter-meteor svg path:nth-of-type(3){filter:drop-shadow(0 0 6px #FFFCF7) drop-shadow(0 0 14px #F7A8B8)}
.letter-meteor--1{--w:390px;top:3%;left:12%;--dur:7.5s;--delay:.3s}
.letter-meteor--2{--w:285px;top:0%;left:58%;--dur:8.5s;--delay:1.8s}
.letter-meteor--3{--w:330px;top:auto;bottom:9%;left:6%;--dur:9.5s;--delay:2.6s}
.letter-meteor--4{--w:250px;top:auto;bottom:3%;left:52%;--dur:10.5s;--delay:3.8s}

/* ================= 光标增强：环绕星屑 + 更亮的拖尾 ================= */
.receive-cursor__orbit{
  position:absolute;inset:-3px;
  animation:cursorOrbit 4.2s linear infinite;
  pointer-events:none;
}
.receive-cursor__orbit svg{
  position:absolute;left:50%;top:-1px;
  width:8px;height:8px;
  color:var(--primary);
  opacity:.85;
  transform:translate(-50%,-50%);
  filter:drop-shadow(0 0 4px rgba(201,184,232,.75));
}
@keyframes cursorOrbit{to{transform:rotate(360deg)}}
.receive-cursor.is-hover .receive-cursor__orbit svg{color:var(--peach-deep)}
.receive-cursor.is-click .receive-cursor__halo{animation:cursorFlash .4s var(--ease)}
@keyframes cursorFlash{
  0%{transform:scale(1);opacity:1}
  45%{transform:scale(1.8);opacity:.9}
  100%{transform:scale(1);opacity:.7}
}
.cursor-trail{
  filter:drop-shadow(0 0 4px rgba(247,168,184,.55)) drop-shadow(0 0 9px rgba(201,184,232,.25));
}
.cursor-burst{
  filter:drop-shadow(0 0 5px rgba(247,168,184,.65)) drop-shadow(0 0 10px rgba(201,184,232,.2));
}
.cursor-shock{
  border-color:rgba(247,168,184,.9);
  box-shadow:0 0 12px rgba(247,168,184,.55);
}
@media (prefers-reduced-motion: reduce){
  .receive-cursor__orbit{animation:none !important}
}

/* 流星尾迹是填充锥形，不再用细线 */
.letter-meteor svg path:nth-of-type(2){stroke-width:1.7;opacity:.65}
.letter-meteor svg path:nth-of-type(3){filter:drop-shadow(0 0 5px #FFFCF7) drop-shadow(0 0 12px #F7A8B8)}
.letter-meteor--1{--w:440px;top:2%;left:8%;--dur:7.5s;--delay:.3s}
.letter-meteor--2{--w:330px;top:0%;left:55%;--dur:8.5s;--delay:1.8s}
.letter-meteor--3{--w:380px;top:auto;bottom:8%;left:5%;--dur:9.5s;--delay:2.6s}
.letter-meteor--4{--w:290px;top:auto;bottom:2%;left:50%;--dur:10.5s;--delay:3.8s}

/* 拖尾更明显；点击时中央再补一颗大爱心 */
.cursor-trail{filter:drop-shadow(0 0 5px rgba(247,168,184,.65)) drop-shadow(0 0 12px rgba(165,139,217,.3))}
.cursor-trail svg{opacity:.95}
.cursor-burst{filter:drop-shadow(0 0 5px rgba(247,168,184,.75)) drop-shadow(0 0 14px rgba(201,184,232,.3))}
.cursor-burst--big{width:20px !important;height:18px !important;color:var(--peach-deep) !important;filter:drop-shadow(0 0 10px rgba(247,168,184,.95))}
.cursor-shock{width:20px;height:20px;margin:-10px 0 0 -10px;border-width:1.5px;box-shadow:0 0 16px rgba(247,168,184,.7)}
@keyframes cursorOrbit{to{transform:rotate(360deg)}}

/* 拖尾再放大，保证真的能看到一条星屑链 */
.cursor-trail{filter:drop-shadow(0 0 6px rgba(247,168,184,.8)) drop-shadow(0 0 16px rgba(165,139,217,.4))}
.cursor-trail svg{opacity:1}
@keyframes cursorTrail{
  0%{opacity:.95;transform:translate(-50%,-50%) scale(1) rotate(0)}
  100%{opacity:0;transform:translate(calc(-50% + var(--tx,0px)),calc(-50% + var(--ty,-14px))) scale(.12) rotate(var(--rot,25deg))}
}

/* 首屏手写标题：每个字轻微漂浮的循环波浪 */
.receive-title__line{display:block}
.receive-title__char{
  display:inline-block;
  transform-origin:50% 100%;
  animation:titleCharWave 5.4s ease-in-out infinite;
  animation-delay:calc(var(--i, 0) * 0.085s);
  will-change:transform;
}
@keyframes titleCharWave{
  0%,100%{transform:translate3d(0,0,0) rotate(0)}
  42%{transform:translate3d(0,-2.2px,0) rotate(-.45deg)}
  58%{transform:translate3d(0,-1.2px,0) rotate(-.2deg)}
}
@media (prefers-reduced-motion: reduce){
  .receive-title__char{animation:none !important}
}

/* 收起信件：先把明信片淡出，再回到合上的信封 */
.receive-postcard.is-putting-away{
  animation:putAway .48s cubic-bezier(.4,0,.2,1) forwards;
  pointer-events:none;
}
@keyframes putAway{
  from{opacity:1;transform:translateY(0) scale(1)}
  to{opacity:0;transform:translateY(18px) scale(.985)}
}
@media (prefers-reduced-motion: reduce){
  .receive-postcard.is-putting-away{animation:none !important}
}

/* ============================================================
   回忆录：把写过的信，收进一条时间线
   ============================================================ */
.memories-page{
  min-height:100dvh;
  background-color:var(--bg);
  background-image:
    radial-gradient(ellipse at 50% 0%,rgba(255,252,247,.9),rgba(255,252,247,0) 58%),
    radial-gradient(ellipse at 86% 26%,rgba(247,168,184,.12),transparent 55%),
    radial-gradient(ellipse at 8% 82%,rgba(201,184,232,.2),transparent 58%);
}
.memories-ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.memories-halo{position:absolute;border-radius:50%;filter:blur(18px)}
.memories-halo--a{width:38vw;height:38vw;left:-14vw;top:18vh;background:radial-gradient(circle,rgba(201,184,232,.2),transparent 68%)}
.memories-halo--b{width:32vw;height:32vw;right:-10vw;bottom:0;background:radial-gradient(circle,rgba(247,168,184,.15),transparent 68%)}
.memories-doodle{position:absolute;opacity:.5;animation:twinkle 5s var(--ease) infinite}
.memories-doodle--heart{left:9%;top:24%;width:22px;height:20px;color:var(--peach)}
.memories-doodle--star{right:11%;top:18%;width:18px;height:18px;color:var(--yellow);animation-delay:1s}
.memories-doodle--flower{right:5%;bottom:9%;width:46px;height:64px;color:var(--primary);opacity:.3;animation:floatY 8s ease-in-out infinite}
.memories-doodle--heart2{left:14%;bottom:13%;width:15px;height:14px;color:var(--peach-deep);animation-delay:1.8s}

.memories-hero{position:relative;z-index:1;padding:clamp(34px,6vh,66px) 0 clamp(30px,5vh,54px)}
.memories-hero__inner{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(30px,5vw,78px);align-items:center}
.memories-hero__copy{position:relative;z-index:2;max-width:590px}
.memories-eyebrow{
  display:flex;align-items:center;gap:8px;
  margin:0 0 14px;
  font-family:var(--round);font-size:11.5px;letter-spacing:.13em;
  color:var(--primary-strong);
  animation:memoriesRise .75s .06s var(--ease) both;
}
.memories-eyebrow__dot{width:6px;height:6px;border-radius:50%;background:var(--peach);box-shadow:0 0 0 4px rgba(247,168,184,.14)}
.memories-eyebrow .squiggle{width:28px;height:10px;color:var(--peach)}
.memories-title{
  margin:0;
  font-family:var(--hand);font-weight:400;
  font-size:clamp(40px,4.8vw,60px);
  line-height:1.35;color:var(--ink);
  animation:memoriesRise .9s .12s var(--ease) both;
}
.memories-title .hl{
  display:inline-block;padding:0 .08em;color:var(--primary-strong);
  background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 92%/100% 32%;
}
.memories-sub{
  margin:18px 0 0;max-width:480px;
  font-size:16.5px;line-height:1.9;color:var(--ink-2);
  animation:memoriesRise .85s .2s var(--ease) both;
}
.memories-sub b{font-family:var(--hand);font-weight:400;font-size:21px;color:var(--primary-strong)}
.memories-stats{
  display:flex;align-items:stretch;gap:10px;flex-wrap:wrap;
  margin-top:24px;
  animation:memoriesRise .85s .28s var(--ease) both;
}
.memories-stat{
  min-width:92px;padding:11px 14px;
  display:flex;flex-direction:column;gap:2px;
  border:1px solid rgba(143,123,191,.13);
  border-radius:12px;
  background:rgba(255,252,247,.62);
}
.memories-stat strong{font-family:var(--hand);font-size:23px;font-weight:400;line-height:1.1;color:var(--ink)}
.memories-stat span{font-size:11px;color:var(--ink-3)}
.memories-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:28px;animation:memoriesRise .85s .34s var(--ease) both}
.memories-quote{
  display:flex;align-items:flex-start;gap:8px;margin:30px 0 0;
  font-family:var(--hand);font-size:14.5px;line-height:1.8;color:var(--ink-2);
  animation:memoriesRise .85s .42s var(--ease) both;
}
.memories-quote svg{flex:none;width:18px;height:18px;color:var(--peach);margin-top:2px}
.memories-hero__visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:clamp(430px,55vh,560px)}
.memory-stack{position:relative;width:min(100%,500px);height:clamp(430px,54vh,540px);animation:memoryStackIn 1.05s .2s var(--ease) both}
.memory-stack__sheet{
  position:absolute;
  border-radius:8px;
  box-shadow:0 22px 46px -38px rgba(86,64,142,.5);
}
.memory-stack__sheet--back{
  left:5%;top:5%;width:72%;height:76%;
  padding:20px 22px;
  background:linear-gradient(160deg,#FFFDFA,#FFF7F0);
  transform:rotate(-7deg);
  z-index:1;
}
.memory-stack__sheet--back .hand{display:block;font-family:var(--hand);font-size:17px;line-height:1.55;color:var(--ink-2);margin-bottom:16px}
.memory-stack__line{display:block;width:75%;height:1px;margin-bottom:11px;background:rgba(143,123,191,.16)}
.memory-stack__line--short{width:52%}
.memory-stack__sheet--mid{
  right:3%;top:13%;width:67%;height:70%;
  background:linear-gradient(160deg,#F8F3FF,#FFF8F4);
  transform:rotate(6deg);
  z-index:2;
}
.memory-stack__stamp{
  position:absolute;right:18px;top:18px;
  padding:7px 9px;
  border:1.5px dashed rgba(143,123,191,.35);
  border-radius:4px;
  font-family:var(--hand);font-size:12px;color:var(--primary-strong);
  transform:rotate(5deg);
}
.memory-stack__card{
  position:absolute;left:17%;top:17%;z-index:3;
  width:62%;padding:11px 11px 14px;
  border-radius:7px;
  background:linear-gradient(160deg,#FFFDFA,#FFF8F2);
  box-shadow:0 28px 50px -32px rgba(86,64,142,.58);
  transform:rotate(-2.4deg);
  animation:memoryCardFloat 7.2s 1.6s ease-in-out infinite;
}
.memory-stack__tape{position:absolute;left:50%;top:-9px;width:78px;height:19px;transform:translateX(-50%) rotate(-2deg)}
.memory-stack__photo{border-radius:4px;overflow:hidden;background:#F2EDE6}
.memory-stack__photo img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover}
.memory-stack__caption{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:9px}
.memory-stack__caption .hand{font-family:var(--hand);font-size:14px;color:var(--ink-2)}
.memory-stack__date{font-family:var(--round);font-size:10.5px;color:var(--ink-3)}
.memory-stack__note{right:-5%;bottom:9%;z-index:5;transform:rotate(5deg);animation:noteIn 1s .9s var(--ease) both,memoryNoteFloat 7s 2s ease-in-out infinite;font-size:13.5px}
.memory-stack__heart{right:6%;top:4%;width:22px;height:20px;color:var(--peach);z-index:6;animation:floatY 5.2s ease-in-out infinite}
.memory-stack__spark{left:1%;top:42%;width:20px;height:20px;color:var(--yellow);z-index:6;animation:twinkle 4s .8s infinite}
.memory-stack__cat{position:absolute;left:-2%;bottom:-2%;z-index:6;width:75px;height:58px;color:var(--primary-deep);animation:catBob 5.8s 2s ease-in-out infinite}
.memory-stack__cat .meow{position:absolute;left:54px;top:0;font-family:var(--hand);font-size:12px;color:var(--ink-2)}

.memories-archive{position:relative;z-index:1;padding:clamp(28px,5vh,54px) 0 56px}
.memories-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(24px,4vh,40px)}
.memories-section-title{margin:4px 0 0;font-family:var(--hand);font-weight:400;font-size:clamp(30px,3.3vw,44px);line-height:1.35;color:var(--ink)}
.memories-section-sub{margin:0;max-width:400px;font-size:14.5px;line-height:1.85;color:var(--ink-3);text-align:right}
.memory-list{position:relative;display:flex;flex-direction:column;gap:26px}
.memory-list::before{content:"";position:absolute;left:59px;top:8px;bottom:8px;width:1px;background:linear-gradient(180deg,transparent,rgba(143,123,191,.3) 8%,rgba(143,123,191,.3) 92%,transparent)}
.memory-entry{position:relative;display:grid;grid-template-columns:120px minmax(0,1fr);gap:clamp(14px,2.8vw,32px);animation:memoryEntryIn .75s calc(var(--i,0)*.08s) var(--ease) both}
.memory-entry__date{position:relative;padding-top:30px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:2px}
.memory-entry__date::after{content:"";position:absolute;left:50%;top:44px;width:9px;height:9px;margin-left:-4.5px;border-radius:50%;background:var(--surface);border:2px solid var(--primary-soft);box-shadow:0 0 0 4px rgba(201,184,232,.16)}
.memory-entry__year{font-family:var(--round);font-size:11px;letter-spacing:.08em;color:var(--ink-3)}
.memory-entry__md{font-family:var(--hand);font-size:21px;font-weight:400;color:var(--primary-strong)}
.memory-entry__no{margin-top:4px;font-family:var(--round);font-size:10px;color:var(--ink-3);padding:2px 7px;border-radius:999px;background:rgba(255,252,247,.7);border:1px solid rgba(143,123,191,.12)}
.memory-card{
  position:relative;
  display:grid;grid-template-columns:180px minmax(0,1fr);
  gap:clamp(14px,2.4vw,24px);
  width:100%;
  padding:13px 16px 13px 13px;
  border:0;
  text-align:left;
  background:linear-gradient(160deg,#FFFDFA,#FFF8F1);
  border-radius:9px;
  box-shadow:0 18px 38px -32px rgba(86,64,142,.55);
  transform:rotate(-.35deg);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  overflow:visible;
}
.memory-card:hover{transform:translateY(-4px) rotate(.2deg);box-shadow:0 24px 48px -28px rgba(86,64,142,.5)}
.memory-card__tape{position:absolute;left:50%;top:-8px;width:68px;height:17px;transform:translateX(-50%) rotate(-2deg)}
.memory-card__photo{position:relative;display:block;border-radius:4px;overflow:visible;height:170px}
.memory-card__photo > img{width:100%;height:100%;display:block;object-fit:cover;border-radius:4px;background:#F2EDE6}
.memory-card__original{position:absolute;right:-12px;bottom:-10px;width:48%;padding:3px;border-radius:3px;background:var(--surface);box-shadow:0 8px 16px -12px rgba(86,64,142,.6);transform:rotate(4deg)}
.memory-card__original img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:2px}
.memory-card__original em{position:absolute;right:4px;bottom:4px;padding:1px 4px;border-radius:2px;background:rgba(255,252,247,.82);font-family:var(--round);font-size:8px;font-style:normal;color:var(--ink-3)}
.memory-card__body{display:flex;flex-direction:column;justify-content:center;gap:5px;min-width:0}
.memory-card__to{font-family:var(--hand);font-size:17px;color:var(--ink-2)}
.memory-card__to b{font-weight:400;color:var(--primary-strong)}
.memory-card__snippet{font-family:var(--hand);font-size:14px;line-height:1.75;color:var(--ink-2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.memory-card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px;font-family:var(--round);font-size:10.5px;color:var(--ink-3)}
.memory-card__open{display:inline-flex;align-items:center;gap:3px;color:var(--primary-strong)}
.memory-card__open .icon{transition:transform .25s var(--ease)}
.memory-card:hover .memory-card__open .icon{transform:translateX(3px)}

.memory-empty{
  position:relative;max-width:560px;margin:0 auto;
  padding:40px 30px;text-align:center;
  background:rgba(255,252,247,.8);
  border:1px dashed rgba(143,123,191,.35);
  border-radius:12px;
}
.memory-empty__tape{position:absolute;left:50%;top:-9px;width:76px;height:18px;transform:translateX(-50%) rotate(-2deg)}
.memory-empty__icon{width:44px;height:38px;color:var(--primary-soft);margin:0 auto 12px}
.memory-empty__eyebrow{margin:0 0 6px;font-family:var(--round);font-size:10.5px;letter-spacing:.14em;color:var(--primary-strong)}
.memory-empty h3{margin:0;font-family:var(--hand);font-size:27px;font-weight:400;color:var(--ink)}
.memory-empty p{margin:8px 0 20px;font-size:14px;line-height:1.8;color:var(--ink-3)}
.memory-empty .btn{display:inline-flex}
.memories-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:42px;padding-top:22px;border-top:1px solid rgba(143,123,191,.12)}
.memories-foot p{margin:0;font-family:var(--hand);font-size:15px;color:var(--ink-2)}

/* 回忆阅读层 */
.memory-reader{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px}
.memory-reader[hidden]{display:none !important}
.memory-reader__mask{position:absolute;inset:0;background:rgba(63,53,84,.4);animation:fadeIn .28s var(--ease) both}
.memory-reader__box{position:relative;z-index:1;width:min(96vw,980px);max-height:92vh;animation:readerIn .45s var(--ease) both}
.memory-reader__close{position:absolute;right:-4px;top:-44px;z-index:4;display:inline-flex;align-items:center;gap:5px;padding:7px 11px;border-radius:999px;background:rgba(255,252,247,.96);color:var(--ink-2);font-family:var(--round);font-size:12px;box-shadow:var(--shadow-md)}
.memory-reader__close:hover{color:var(--primary-strong)}
.memory-reader__paper{position:relative;max-height:88vh;overflow:auto;padding:clamp(24px,4vw,42px);transform:rotate(-.3deg)}
.memory-reader__grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:clamp(24px,4vw,54px);align-items:center}
.memory-reader__photos{position:relative;padding-right:8%}
.memory-reader__photo img{aspect-ratio:4/5;object-fit:cover}
.memory-reader__original{position:absolute;right:0;bottom:-7%;width:45%;padding:5px;background:var(--surface);border-radius:4px;box-shadow:0 12px 26px -16px rgba(86,64,142,.6);transform:rotate(5deg)}
.memory-reader__original .tape{top:-7px;left:50%;width:42px;height:14px;transform:translateX(-50%) rotate(-2deg)}
.memory-reader__original img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:2px}
.memory-reader__original .hand{display:block;margin-top:4px;font-family:var(--hand);font-size:10.5px;text-align:center;color:var(--ink-3)}
.memory-reader__copy{position:relative;z-index:1}
.memory-reader__date{margin:0 0 6px;font-family:var(--round);font-size:11px;color:var(--ink-3)}
.memory-reader__title{margin:0 0 18px;font-family:var(--hand);font-size:clamp(27px,3vw,36px);font-weight:400;line-height:1.4;color:var(--ink)}
.memory-reader__title span{color:var(--primary-strong)}
.memory-reader__text{max-height:42vh;overflow:auto;padding-right:5px;font-family:var(--hand);font-size:clamp(15px,1.4vw,17px);line-height:2;color:var(--ink);white-space:pre-wrap}
.memory-reader__text::-webkit-scrollbar{width:4px}
.memory-reader__text::-webkit-scrollbar-thumb{background:rgba(143,123,191,.28);border-radius:4px}
.memory-reader__sign{margin:14px 0 0;text-align:right;font-family:var(--hand);font-size:16px;color:var(--ink-2)}
.memory-reader__sign em{font-style:normal;color:var(--primary-strong)}
.memory-reader__seal{position:absolute;right:2px;bottom:-8px;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;color:#FFF6F8;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);box-shadow:0 10px 20px -12px rgba(190,80,105,.85),inset 0 2px 4px rgba(255,255,255,.4)}
.memory-reader__seal svg{width:18px;height:18px}

@keyframes memoriesRise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes memoryStackIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes memoryCardFloat{0%,100%{transform:rotate(-2.4deg) translateY(0)}50%{transform:rotate(-1.6deg) translateY(-6px)}}
@keyframes memoryNoteFloat{0%,100%{translate:0 0}50%{translate:0 -5px}}
@keyframes memoryEntryIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes readerIn{from{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}

@media (max-width:960px){
  .memories-hero__inner{grid-template-columns:1fr;gap:24px}
  .memories-hero__copy{max-width:none}
  .memories-hero__visual{min-height:0}
  .memory-stack{height:420px;max-width:430px;margin:0 auto}
  .memories-section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .memories-section-sub{text-align:left;max-width:none}
  .memory-list::before{left:49px}
  .memory-entry{grid-template-columns:100px minmax(0,1fr)}
  .memory-card{grid-template-columns:150px minmax(0,1fr)}
  .memory-card__photo{height:150px}
  .memory-reader__grid{grid-template-columns:1fr;gap:34px}
  .memory-reader__photos{max-width:360px;margin:0 auto;padding-right:0}
  .memory-reader__original{right:-8%;bottom:-6%;width:40%}
  .memory-reader__text{max-height:30vh}
}
@media (max-width:620px){
  .memories-title{font-size:clamp(35px,9.6vw,46px)}
  .memories-sub{font-size:15px}
  .memories-stats{gap:7px}
  .memories-stat{min-width:0;flex:1;padding:9px 10px}
  .memories-stat strong{font-size:19px}
  .memories-stat span{font-size:10px}
  .memories-actions .btn{width:100%}
  .memories-quote{font-size:13.5px}
  .memory-stack{height:360px;width:92vw;max-width:380px}
  .memory-stack__card{left:13%;width:68%;top:15%}
  .memory-stack__note{right:-2%;font-size:12.5px}
  .memory-stack__cat{width:62px;height:48px}
  .memory-list::before{display:none}
  .memory-entry{grid-template-columns:1fr;gap:8px}
  .memory-entry__date{flex-direction:row;align-items:center;justify-content:flex-start;gap:7px;padding-top:0}
  .memory-entry__date::after{display:none}
  .memory-entry__year{font-size:10px}
  .memory-entry__md{font-size:18px}
  .memory-entry__no{margin-top:0;margin-left:2px}
  .memory-card{grid-template-columns:92px minmax(0,1fr);gap:12px;padding:11px}
  .memory-card__photo{height:116px}
  .memory-card__to{font-size:15px}
  .memory-card__snippet{font-size:12.5px;-webkit-line-clamp:2}
  .memory-card__meta{font-size:9.5px}
  .memory-card__open{font-size:0}
  .memory-card__open .icon{width:16px;height:16px}
  .memory-card__original{right:-8px;bottom:-8px;width:50%}
  .memories-foot{flex-direction:column;align-items:flex-start}
  .memory-reader__close{right:0;top:-42px}
  .memory-reader__paper{padding:20px;max-height:86vh}
  .memory-reader__photos{max-width:280px}
  .memory-reader__original{width:43%}
  .memory-reader__title{font-size:26px}
  .memory-reader__text{max-height:25vh;font-size:14.5px}
}
@media (prefers-reduced-motion: reduce){
  .memories-eyebrow,.memories-title,.memories-sub,.memories-stats,.memories-actions,.memories-quote,
  .memory-stack,.memory-stack__card,.memory-stack__note,.memory-stack__heart,.memory-stack__spark,.memory-stack__cat,
  .memory-entry,.memory-reader__mask,.memory-reader__box,.memories-doodle{animation:none !important}
  .memory-card{transition:none !important}
}

.memory-list[hidden],.memory-empty[hidden],.memories-foot[hidden]{display:none !important}

/* 回忆卡片：右侧加一枚旧信火漆，平衡宽卡片的留白 */
.memory-list{max-width:1020px;margin-left:auto;margin-right:auto}
.memory-card{grid-template-columns:190px minmax(0,1fr) 84px;gap:clamp(16px,2.2vw,24px);padding:14px 16px 14px 14px}
.memory-card__meta{justify-content:flex-start;gap:16px}
.memory-card__side{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;border-left:1px dashed rgba(143,123,191,.18);padding-left:10px}
.memory-card__side-seal{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#FFF6F8;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);box-shadow:0 8px 14px -12px rgba(190,80,105,.85),inset 0 2px 3px rgba(255,255,255,.4);opacity:.9}
.memory-card__side-seal svg{width:14px;height:14px}
.memory-card__side-text{font-family:var(--hand);font-size:11px;line-height:1.55;text-align:center;color:var(--ink-3);opacity:.85}
@media (max-width:960px){
  .memory-card{grid-template-columns:150px minmax(0,1fr) 70px}
}
@media (max-width:620px){
  .memory-card{grid-template-columns:92px minmax(0,1fr);gap:12px;padding:11px}
  .memory-card__side{display:none}
  .memory-card__meta{gap:9px;flex-wrap:wrap}
}

/* ============================================================
   情书存根：购买记录做成一张张可爱的小票
   ============================================================ */
.stubs-page{
  min-height:100dvh;
  background-color:var(--bg);
  background-image:
    radial-gradient(ellipse at 50% 0%,rgba(255,252,247,.9),rgba(255,252,247,0) 58%),
    radial-gradient(ellipse at 88% 22%,rgba(247,168,184,.12),transparent 55%),
    radial-gradient(ellipse at 5% 78%,rgba(201,184,232,.2),transparent 58%);
}
.stubs-ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.stubs-halo{position:absolute;border-radius:50%;filter:blur(18px)}
.stubs-halo--a{width:40vw;height:40vw;left:-15vw;top:16vh;background:radial-gradient(circle,rgba(201,184,232,.2),transparent 68%)}
.stubs-halo--b{width:34vw;height:34vw;right:-10vw;bottom:2vh;background:radial-gradient(circle,rgba(247,168,184,.16),transparent 68%)}
.stubs-doodle{position:absolute;opacity:.5;animation:twinkle 5s var(--ease) infinite}
.stubs-doodle--heart{left:8%;top:22%;width:21px;height:19px;color:var(--peach)}
.stubs-doodle--star{right:10%;top:17%;width:18px;height:18px;color:var(--yellow);animation-delay:1s}
.stubs-doodle--flower{right:5%;bottom:11%;width:44px;height:62px;color:var(--primary);opacity:.3;animation:floatY 8s ease-in-out infinite}

.stubs-hero{position:relative;z-index:1;padding:clamp(34px,6vh,66px) 0 clamp(30px,5vh,54px)}
.stubs-hero__inner{display:grid;grid-template-columns:1.03fr .97fr;gap:clamp(30px,5vw,78px);align-items:center}
.stubs-hero__copy{position:relative;z-index:2;max-width:600px}
.stubs-title{
  margin:0;font-family:var(--hand);font-weight:400;
  font-size:clamp(40px,4.8vw,59px);line-height:1.35;color:var(--ink);
  animation:memoriesRise .9s .1s var(--ease) both;
}
.stubs-title .hl{display:inline-block;padding:0 .08em;color:var(--primary-strong);background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 92%/100% 32%}
.stubs-sub{margin:18px 0 0;max-width:500px;font-size:16.5px;line-height:1.95;color:var(--ink-2);animation:memoriesRise .85s .2s var(--ease) both}
.stubs-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px;animation:memoriesRise .85s .28s var(--ease) both}
.stubs-stat{min-width:110px;padding:11px 14px;display:flex;flex-direction:column;gap:2px;border:1px solid rgba(143,123,191,.13);border-radius:12px;background:rgba(255,252,247,.62)}
.stubs-stat strong{font-family:var(--hand);font-size:23px;font-weight:400;line-height:1.1;color:var(--ink)}
.stubs-stat span{font-size:11px;color:var(--ink-3)}
.stubs-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:28px;animation:memoriesRise .85s .34s var(--ease) both}
.stubs-quote{display:flex;align-items:flex-start;gap:8px;margin:30px 0 0;font-family:var(--hand);font-size:14.5px;line-height:1.8;color:var(--ink-2);animation:memoriesRise .85s .42s var(--ease) both}
.stubs-quote svg{flex:none;width:18px;height:18px;color:var(--peach);margin-top:2px}
.stubs-hero__visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:clamp(440px,57vh,580px)}
.receipt-stack{position:relative;width:min(100%,440px);height:clamp(440px,55vh,550px);animation:receiptStackIn 1.05s .2s var(--ease) both}
.receipt-stack__back{
  position:absolute;left:10%;top:8%;width:72%;height:78%;
  border-radius:5px;background:linear-gradient(160deg,#F8F3FF,#FFF8F1);
  box-shadow:0 24px 46px -38px rgba(86,64,142,.5);transform:rotate(7deg);
}
.receipt-stack__receipt{
  position:absolute;left:13%;top:7%;width:74%;z-index:2;
  padding:26px 22px 22px;
  background:linear-gradient(170deg,#FFFDFA,#FFF8F1);
  border-radius:3px;
  box-shadow:0 30px 54px -32px rgba(86,64,142,.55);
  transform:rotate(-3deg);
  animation:receiptFloat 7.2s 1.6s ease-in-out infinite;
}
.receipt-stack__receipt::before,.receipt-stack__receipt::after{
  content:"";position:absolute;left:0;right:0;height:10px;
  background:radial-gradient(circle at 5px 0,transparent 5px,#FFFDFA 5.5px) repeat-x;
  background-size:10px 10px;
}
.receipt-stack__receipt::before{top:-9px;transform:rotate(180deg)}
.receipt-stack__receipt::after{bottom:-9px}
.receipt-stack__tape{top:-10px;left:50%;width:74px;height:18px;transform:translateX(-50%) rotate(-3deg)}
.receipt-stack__head{display:flex;align-items:flex-end;justify-content:space-between;gap:8px}
.receipt-stack__head .hand{font-family:var(--hand);font-size:27px;color:var(--primary-strong);line-height:1}
.receipt-stack__eyebrow{font-family:var(--round);font-size:8.5px;letter-spacing:.1em;color:var(--ink-3);text-align:right;line-height:1.5}
.receipt-stack__rule{height:1px;margin:12px 0 11px;background:rgba(143,123,191,.2)}
.receipt-stack__rule--dash{background:none;border-top:1px dashed rgba(143,123,191,.3)}
.receipt-stack__line{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:7px 0;font-family:var(--round);font-size:10.5px;color:var(--ink-2)}
.receipt-stack__line span:first-child{font-size:8.5px;letter-spacing:.08em;color:var(--ink-3)}
.receipt-stack__line span:last-child{font-family:var(--hand);font-size:12.5px;color:var(--ink-2);text-align:right}
.receipt-stack__total{display:flex;align-items:baseline;justify-content:space-between;margin-top:12px;font-family:var(--round);font-size:10px;letter-spacing:.1em;color:var(--ink-3)}
.receipt-stack__total strong{font-family:var(--hand);font-size:32px;font-weight:400;line-height:1;color:var(--primary-strong)}
.receipt-stack__barcode{height:30px;margin-top:17px;background:repeating-linear-gradient(90deg,var(--ink) 0 1px,transparent 1px 4px,var(--ink) 4px 6px,transparent 6px 8px);opacity:.35}
.receipt-stack__stamp{position:absolute;right:18px;bottom:64px;display:grid;place-items:center;width:54px;height:54px;border:2px solid rgba(223,126,150,.7);border-radius:50%;color:var(--peach-deep);font-family:var(--hand);font-size:12px;transform:rotate(-12deg);opacity:.85}
.receipt-stack__heart{position:absolute;left:20px;bottom:17px;width:19px;height:17px;color:var(--peach)}
.receipt-stack__note{right:-4%;bottom:9%;z-index:4;transform:rotate(5deg);font-size:13.5px;animation:noteIn 1s .9s var(--ease) both,memoryNoteFloat 7s 2s ease-in-out infinite}
.receipt-stack__spark{right:3%;top:0;width:22px;height:22px;color:var(--yellow);animation:twinkle 4s 1s infinite}
.receipt-stack__heart-doodle{left:2%;bottom:18%;width:19px;height:17px;color:var(--peach);animation:floatY 5.2s ease-in-out infinite}

.stubs-archive{position:relative;z-index:1;padding:clamp(26px,4.5vh,50px) 0 56px}
.stubs-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(22px,4vh,36px)}
.stubs-section-title{margin:4px 0 0;font-family:var(--hand);font-weight:400;font-size:clamp(29px,3.2vw,42px);line-height:1.4;color:var(--ink)}
.stubs-section-sub{margin:0;max-width:390px;font-size:14.5px;line-height:1.85;color:var(--ink-3);text-align:right}
.stub-list{display:flex;flex-direction:column;gap:20px;max-width:900px;margin:0 auto}
.stub-list[hidden],.stubs-empty[hidden],.stubs-foot[hidden]{display:none !important}
.stub-card{
  position:relative;
  padding:15px 20px 14px;
  background:linear-gradient(170deg,#FFFDFA,#FFF9F3);
  border-radius:4px;
  box-shadow:0 18px 36px -32px rgba(86,64,142,.55);
  transform:rotate(-.22deg);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  animation:stubCardIn .7s calc(var(--i,0)*.08s) var(--ease) both;
}
.stub-card::before,.stub-card::after{
  content:"";position:absolute;left:0;right:0;height:9px;
  background:radial-gradient(circle at 4.5px 0,transparent 4.5px,#FFFDFA 5px) repeat-x;
  background-size:9px 9px;
  pointer-events:none;
}
.stub-card::before{top:-8px;transform:rotate(180deg)}
.stub-card::after{bottom:-8px}
.stub-card:hover{transform:translateY(-3px) rotate(.1deg);box-shadow:0 24px 46px -28px rgba(86,64,142,.5)}
.stub-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:9px;border-bottom:1px solid rgba(143,123,191,.16)}
.stub-card__brand{font-family:var(--hand);font-size:16px;color:var(--primary-strong)}
.stub-card__no{font-family:var(--round);font-size:9px;letter-spacing:.1em;color:var(--ink-3)}
.stub-card__main{display:grid;grid-template-columns:58px minmax(0,1fr) auto;gap:13px;align-items:center;padding:11px 0 10px}
.stub-card__thumb{width:58px;height:58px;border-radius:4px;overflow:hidden;background:#F2EDE6}
.stub-card__thumb img{display:block;width:100%;height:100%;object-fit:cover}
.stub-card__to{margin:0;font-family:var(--round);font-size:9.5px;letter-spacing:.06em;color:var(--ink-3)}
.stub-card__to b{font-family:var(--hand);font-size:14px;font-weight:400;letter-spacing:0;color:var(--ink-2);margin-left:3px}
.stub-card__title{margin:2px 0 0;font-family:var(--hand);font-size:15px;color:var(--ink-2)}
.stub-card__date{margin:3px 0 0;font-family:var(--round);font-size:9.5px;color:var(--ink-3)}
.stub-card__price{display:flex;flex-direction:column;align-items:flex-end;gap:1px;padding-left:14px;border-left:1px dashed rgba(143,123,191,.18)}
.stub-card__price strong{font-family:var(--hand);font-size:24px;font-weight:400;color:var(--primary-strong);white-space:nowrap}
.stub-card__price span{font-family:var(--round);font-size:8.5px;letter-spacing:.06em;color:var(--ink-3)}
.stub-card__perf{position:relative;border-top:1px dashed rgba(143,123,191,.26);margin:0 -20px;height:1px}
.stub-card__perf::before,.stub-card__perf::after{content:"";position:absolute;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--bg)}
.stub-card__perf::before{left:-8px}
.stub-card__perf::after{right:-8px}
.stub-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:10px}
.stub-card__status{display:inline-flex;align-items:center;gap:4px;font-family:var(--round);font-size:9.5px;color:var(--ink-3)}
.stub-card__status svg{width:12px;height:12px;color:var(--primary-soft)}
.stub-card__open{display:inline-flex;align-items:center;gap:3px;font-family:var(--round);font-size:10.5px;color:var(--primary-strong)}
.stub-card__open .icon{transition:transform .25s var(--ease)}
.stub-card:hover .stub-card__open .icon{transform:translateX(3px)}
.stub-card__stamp{position:absolute;right:61px;bottom:25px;transform:rotate(-10deg);padding:2px 6px;border:1px solid rgba(223,126,150,.65);border-radius:3px;color:var(--peach-deep);font-family:var(--hand);font-size:10px;opacity:.75;pointer-events:none}

.stubs-empty{position:relative;max-width:540px;margin:0 auto;padding:38px 28px;text-align:center;background:rgba(255,252,247,.82);border:1px dashed rgba(143,123,191,.35);border-radius:10px}
.stubs-empty__tape{position:absolute;left:50%;top:-9px;width:76px;height:18px;transform:translateX(-50%) rotate(-2deg)}
.stubs-empty__icon{width:46px;height:42px;color:var(--primary-soft);margin:0 auto 10px}
.stubs-empty__eyebrow{margin:0 0 5px;font-family:var(--round);font-size:10px;letter-spacing:.14em;color:var(--primary-strong)}
.stubs-empty h3{margin:0;font-family:var(--hand);font-size:27px;font-weight:400;color:var(--ink)}
.stubs-empty p{margin:8px 0 18px;font-size:13.5px;line-height:1.8;color:var(--ink-3)}
.stubs-empty .btn{display:inline-flex}
.stubs-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:34px;padding-top:20px;border-top:1px solid rgba(143,123,191,.12);max-width:900px;margin-left:auto;margin-right:auto}
.stubs-foot p{margin:0;font-family:var(--hand);font-size:14.5px;color:var(--ink-2)}

@keyframes receiptStackIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes receiptFloat{0%,100%{transform:rotate(-3deg) translateY(0)}50%{transform:rotate(-2.3deg) translateY(-5px)}}
@keyframes stubCardIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

@media (max-width:960px){
  .stubs-hero__inner{grid-template-columns:1fr;gap:22px}
  .stubs-hero__copy{max-width:none}
  .stubs-hero__visual{min-height:0}
  .receipt-stack{height:460px;max-width:400px;margin:0 auto}
  .stubs-section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .stubs-section-sub{text-align:left;max-width:none}
}
@media (max-width:620px){
  .stubs-title{font-size:clamp(35px,9.4vw,46px)}
  .stubs-sub{font-size:15px}
  .stubs-stats{gap:7px}
  .stubs-stat{min-width:0;flex:1;padding:9px 10px}
  .stubs-stat strong{font-size:19px}
  .stubs-stat span{font-size:10px}
  .stubs-actions .btn{width:100%}
  .stubs-quote{font-size:13.5px}
  .receipt-stack{height:400px;width:92vw;max-width:370px}
  .receipt-stack__receipt{left:9%;width:82%;padding:22px 17px 18px}
  .receipt-stack__head .hand{font-size:23px}
  .receipt-stack__note{right:-1%;bottom:7%;font-size:12px}
  .receipt-stack__stamp{right:12px;bottom:52px;width:46px;height:46px;font-size:10px}
  .stub-card{padding:14px 14px 13px}
  .stub-card__head{padding-bottom:8px}
  .stub-card__main{grid-template-columns:48px minmax(0,1fr) auto;gap:10px;padding:9px 0}
  .stub-card__thumb{width:48px;height:48px}
  .stub-card__title{font-size:13.5px}
  .stub-card__price strong{font-size:20px}
  .stub-card__perf{margin:0 -14px}
  .stub-card__foot{flex-direction:column;align-items:flex-start;gap:5px;padding-top:8px}
  .stub-card__status{font-size:9px}
  .stub-card__open{font-size:10px}
  .stub-card__stamp{right:45px;bottom:30px}
  .stubs-foot{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion: reduce){
  .stubs-title,.stubs-sub,.stubs-stats,.stubs-actions,.stubs-quote,.receipt-stack,
  .receipt-stack__receipt,.receipt-stack__note,.receipt-stack__spark,.receipt-stack__heart-doodle,
  .stub-card,.stubs-doodle{animation:none !important}
  .stub-card{transition:none !important}
}

/* 存根列表里已经有“已支付/不可退款”文案，去掉会压住链接的火漆章 */
.stub-card__stamp{display:none}

/* 示例收信页的角标 */
.sample-badge{
  position:fixed;left:22px;top:20px;z-index:120;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 11px;
  border-radius:999px;
  background:rgba(255,252,247,.92);
  border:1px solid rgba(143,123,191,.2);
  box-shadow:0 8px 20px -16px rgba(86,64,142,.6);
  color:var(--primary-strong);
  font-family:var(--round);
  font-size:10.5px;
  letter-spacing:.08em;
  transform:rotate(-2deg);
  animation:sampleBadgeIn .65s .2s var(--ease) both;
  pointer-events:none;
}
.sample-badge__dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--peach);
  box-shadow:0 0 0 3px rgba(247,168,184,.15);
}
@keyframes sampleBadgeIn{
  from{opacity:0;transform:translateY(-6px) rotate(-5deg)}
  to{opacity:1;transform:translateY(0) rotate(-2deg)}
}
@media (max-width:620px){
  .sample-badge{left:14px;top:14px;font-size:9.5px;padding:5px 9px}
}
@media (prefers-reduced-motion: reduce){
  .sample-badge{animation:none !important}
}

/* ============================================================
   登录 / 注册 + 未登录转场
   ============================================================ */
html.auth-guard-active body{visibility:hidden !important}
.auth-guard{
  position:fixed;inset:0;z-index:99999;
  display:grid;place-items:center;padding:24px;
  background:
    radial-gradient(ellipse at 50% 0%,rgba(255,252,247,.98),rgba(255,252,247,0) 58%),
    radial-gradient(ellipse at 15% 90%,rgba(201,184,232,.24),transparent 58%),
    #EFEAF6;
  animation:authFadeIn .25s var(--ease) both;
}
.auth-guard__card{width:min(380px,100%);padding:36px 30px;text-align:center;background:var(--surface);border-radius:24px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;animation:authCardIn .55s .06s var(--ease) both}
.auth-guard__card::before{content:"";position:absolute;left:50%;top:-12px;width:92px;height:22px;transform:translateX(-50%) rotate(-2deg);background:rgba(201,184,232,.35)}
.auth-guard__seal{width:48px;height:48px;margin:0 auto 13px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);color:#FFF6F8;box-shadow:0 10px 20px -12px rgba(190,80,105,.8);animation:sealPulse 3.6s ease-in-out infinite}
.auth-guard__seal svg{width:20px;height:20px}
.auth-guard__kicker{margin:0 0 5px;font-family:var(--hand);font-size:13.5px;color:var(--primary-strong)}
.auth-guard h2{margin:0;font-family:var(--hand);font-size:28px;font-weight:400;color:var(--ink)}
.auth-guard__sub{margin:8px 0 20px;font-size:13px;color:var(--ink-3)}
.auth-guard__bar,.auth-transition__bar{display:block;width:160px;height:3px;margin:0 auto;border-radius:3px;background:rgba(143,123,191,.12);overflow:hidden}
.auth-guard__bar i,.auth-transition__bar i{display:block;height:100%;width:0;border-radius:3px;background:linear-gradient(90deg,var(--peach),var(--primary-soft));animation:authBar 1s .25s var(--ease) forwards}
@keyframes authFadeIn{from{opacity:0}to{opacity:1}}
@keyframes authCardIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes authBar{to{width:100%}}

/* 登录注册页 */
.auth-page{
  min-height:100dvh;overflow-x:hidden;
  background-color:var(--bg);
  background-image:
    radial-gradient(ellipse at 48% 0%,rgba(255,252,247,.95),rgba(255,252,247,0) 58%),
    radial-gradient(ellipse at 95% 20%,rgba(247,168,184,.13),transparent 54%),
    radial-gradient(ellipse at 2% 90%,rgba(201,184,232,.22),transparent 58%);
}
.auth-top{position:absolute;left:0;right:0;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;padding:22px clamp(22px,4vw,52px)}
.auth-brand{color:var(--primary-strong);text-decoration:none}
.auth-top__back{display:inline-flex;align-items:center;gap:4px;font-family:var(--round);font-size:12px;color:var(--ink-3);transition:color .2s var(--ease)}
.auth-top__back:hover{color:var(--primary-strong)}
.auth-top__back .icon{transition:transform .25s var(--ease)}
.auth-top__back:hover .icon{transform:translateX(3px)}
.auth-main{width:min(1180px,calc(100% - 48px));min-height:100dvh;margin:0 auto;padding:104px 0 50px;display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(28px,5vw,76px);align-items:center}
.auth-visual{position:relative;min-width:0}
.auth-visual__title{max-width:520px;margin:0;font-family:var(--hand);font-size:clamp(38px,4.4vw,56px);font-weight:400;line-height:1.35;color:var(--ink);animation:authRise .9s .1s var(--ease) both}
.auth-visual__title .hl{display:inline-block;padding:0 .08em;color:var(--primary-strong);background:linear-gradient(var(--peach-soft),var(--peach-soft)) no-repeat 0 92%/100% 32%}
.auth-visual__sub{max-width:440px;margin:16px 0 0;font-size:15.5px;line-height:1.9;color:var(--ink-2);animation:authRise .85s .2s var(--ease) both}
.auth-visual__quote{display:flex;align-items:flex-start;gap:7px;margin:24px 0 0;font-family:var(--hand);font-size:14px;line-height:1.8;color:var(--ink-2);animation:authRise .85s .3s var(--ease) both}
.auth-visual__quote svg{flex:none;width:16px;height:16px;color:var(--peach);margin-top:2px}
.auth-collage{position:relative;width:min(100%,500px);height:230px;margin-top:22px;animation:authRise 1s .35s var(--ease) both}
.auth-collage__paper{position:absolute;left:1%;top:7%;width:53%;height:72%;padding:15px 18px;border-radius:6px;background:linear-gradient(160deg,#FFFDFA,#FFF8F1);box-shadow:0 18px 34px -28px rgba(86,64,142,.5);transform:rotate(-6deg)}
.auth-collage__paper .hand{display:block;font-family:var(--hand);font-size:16px;line-height:1.5;color:var(--ink-2);margin-bottom:10px}
.auth-collage__line{display:block;width:74%;height:1px;margin-bottom:9px;background:rgba(143,123,191,.17)}
.auth-collage__line--short{width:48%}
.auth-collage__photo{position:absolute;left:33%;top:0;width:34%;height:82%;transform:rotate(4deg);z-index:2;box-shadow:0 22px 38px -28px rgba(86,64,142,.55)}
.auth-collage__photo img{width:100%;height:100%;object-fit:cover}
.auth-collage__photo .tape--tl{top:-8px;left:-14px;width:64px;height:18px}
.auth-collage__photo .tape--br{right:-12px;bottom:-8px;width:58px;height:17px}
.auth-collage__note{position:absolute;right:0;bottom:0;z-index:3;transform:rotate(5deg);font-size:13px;animation:noteIn 1s .8s var(--ease) both,authNoteFloat 7s 2s ease-in-out infinite}
.auth-collage__seal{position:absolute;left:54%;bottom:2%;z-index:4;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);color:#FFF6F8;box-shadow:0 8px 16px -10px rgba(190,80,105,.8);transform:rotate(-8deg)}
.auth-collage__seal svg{width:15px;height:15px}
.auth-collage__spark{position:absolute;right:8%;top:0;width:18px;height:18px;color:var(--yellow);animation:twinkle 4s 1s infinite}

.auth-panel{position:relative;display:flex;justify-content:center}
.auth-card{
  position:relative;width:min(100%,430px);
  padding:30px 28px 24px;
  background:linear-gradient(165deg,#FFFDFA,#FFF7F0);
  border-radius:24px;
  box-shadow:0 32px 60px -40px rgba(86,64,142,.55);
  animation:authCardIn .85s .16s var(--ease) both;
}
.auth-card__tape{position:absolute;left:50%;top:-10px;width:88px;height:20px;transform:translateX(-50%) rotate(-2deg)}
.auth-card__eyebrow{margin:3px 0 5px;font-family:var(--round);font-size:9.5px;letter-spacing:.13em;color:var(--primary-strong)}
.auth-card__title{margin:0;font-family:var(--hand);font-size:31px;font-weight:400;line-height:1.35;color:var(--ink);transition:opacity .25s var(--ease)}
.auth-card__sub{margin:6px 0 18px;font-size:12.5px;line-height:1.7;color:var(--ink-3);transition:opacity .25s var(--ease)}
.auth-tabs{position:relative;display:flex;padding:4px;border-radius:999px;background:var(--surface-2);margin-bottom:18px}
.auth-tabs__indicator{position:absolute;left:4px;top:4px;bottom:4px;width:calc(50% - 4px);border-radius:999px;background:var(--surface);box-shadow:0 3px 10px -6px rgba(86,64,142,.4);transition:transform .35s var(--ease)}
.auth-card.is-register .auth-tabs__indicator{transform:translateX(100%)}
.auth-tab{position:relative;z-index:1;flex:1;border:0;background:transparent;padding:9px 0;font-family:var(--round);font-size:13px;color:var(--ink-3);cursor:pointer;transition:color .25s var(--ease)}
.auth-tab.is-active{color:var(--primary-strong)}
.auth-form{display:flex;flex-direction:column;gap:13px}
.auth-field{display:flex;flex-direction:column;gap:5px}
.auth-field__label{font-family:var(--round);font-size:11px;color:var(--ink-2)}
.auth-input-wrap{display:flex;align-items:center;gap:7px;min-height:44px;padding:0 12px;border-radius:12px;background:rgba(255,252,247,.7);border:1px solid rgba(143,123,191,.17);transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease)}
.auth-input-wrap:focus-within{border-color:rgba(143,123,191,.55);background:#FFFCF7;box-shadow:0 0 0 3px rgba(201,184,232,.2)}
.auth-prefix{font-family:var(--round);font-size:12px;color:var(--ink-3);padding-right:7px;border-right:1px solid rgba(143,123,191,.16)}
.auth-input-wrap input{width:100%;min-width:0;border:0;outline:0;background:transparent;font-family:var(--round);font-size:14px;color:var(--ink);padding:10px 0}
.auth-input-wrap input::placeholder{color:var(--ink-3);opacity:.65}
.auth-code-row{display:flex;align-items:stretch;gap:8px}
.auth-input-wrap--code{flex:1;min-width:0}
.auth-send{flex:none;border:0;border-radius:12px;padding:0 12px;background:var(--peach-soft);color:#A9536C;font-family:var(--round);font-size:10.5px;cursor:pointer;transition:background-color .2s var(--ease),opacity .2s var(--ease)}
.auth-send:hover{background:#FFE1E8}
.auth-send:disabled{opacity:.55;cursor:default}
.auth-nickname{max-height:0;opacity:0;overflow:hidden;transition:max-height .35s var(--ease),opacity .25s var(--ease),margin .35s var(--ease)}
.auth-card.is-register .auth-nickname{max-height:90px;opacity:1}
.auth-agree{display:flex;align-items:flex-start;gap:7px;font-family:var(--round);font-size:10px;line-height:1.55;color:var(--ink-3);cursor:pointer;user-select:none}
.auth-agree input{position:absolute;opacity:0;width:1px;height:1px}
.auth-agree__box{flex:none;width:15px;height:15px;margin-top:1px;border-radius:4px;border:1px solid rgba(143,123,191,.35);background:var(--surface);display:grid;place-items:center;transition:background-color .2s var(--ease),border-color .2s var(--ease)}
.auth-agree__box svg{width:9px;height:9px;color:var(--surface);opacity:0;fill:none;stroke:currentColor;stroke-width:2.5}
.auth-agree input:checked + .auth-agree__box{background:var(--primary-strong);border-color:var(--primary-strong)}
.auth-agree input:checked + .auth-agree__box svg{opacity:1}
.auth-agree input:focus-visible + .auth-agree__box{outline:2px solid var(--primary-soft);outline-offset:2px}
.auth-submit{justify-content:center;min-height:44px;margin-top:2px;font-size:14px}
.auth-submit:disabled{opacity:.72}
.auth-demo{margin:14px 0 0;text-align:center;font-family:var(--round);font-size:10px;color:var(--ink-3)}
.auth-demo button{border:0;background:none;padding:0 2px;color:var(--primary-strong);font-family:var(--hand);font-size:13px;cursor:pointer}
.auth-switch{margin:9px 0 0;text-align:center;font-family:var(--round);font-size:10.5px;color:var(--ink-3)}
.auth-switch button{border:0;background:none;padding:0 2px;color:var(--primary-strong);font:inherit;cursor:pointer}
.auth-next{margin:9px 0 0;text-align:center;font-family:var(--hand);font-size:11.5px;color:var(--ink-3)}
.auth-next[hidden]{display:none !important}

.auth-transition{position:fixed;inset:0;z-index:100000;display:grid;place-items:center;padding:24px;background:rgba(239,234,246,.94);backdrop-filter:blur(3px);opacity:0;transition:opacity .3s var(--ease)}
.auth-transition[hidden]{display:none !important}
.auth-transition.is-open{opacity:1}
.auth-transition__card{width:min(360px,100%);padding:34px 28px;text-align:center;background:var(--surface);border-radius:22px;box-shadow:var(--shadow-lg);transform:translateY(10px) scale(.98);transition:transform .4s var(--ease)}
.auth-transition.is-open .auth-transition__card{transform:translateY(0) scale(1)}
.auth-transition__seal{width:44px;height:44px;margin:0 auto 12px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#F3A7BA,#DF7E96 72%);color:#FFF6F8}
.auth-transition__seal svg{width:18px;height:18px}
.auth-transition__card p{margin:0 0 5px;font-family:var(--hand);font-size:14px;color:var(--primary-strong)}
.auth-transition__card h2{margin:0 0 18px;font-family:var(--hand);font-size:25px;font-weight:400;color:var(--ink)}

@keyframes authRise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes authNoteFloat{0%,100%{translate:0 0}50%{translate:0 -5px}}

@media (max-width:960px){
  .auth-main{grid-template-columns:1fr;gap:26px;padding-top:96px}
  .auth-visual{text-align:left}
  .auth-visual__title{max-width:none}
  .auth-collage{display:none}
  .auth-panel{justify-content:flex-start}
  .auth-card{width:min(100%,520px)}
}
@media (max-width:620px){
  .auth-top{padding:16px 18px}
  .auth-top__back{font-size:10.5px}
  .auth-main{width:calc(100% - 32px);padding:86px 0 34px;gap:18px}
  .auth-visual__title{font-size:clamp(31px,9vw,40px)}
  .auth-visual__sub{font-size:14px}
  .auth-visual__quote{font-size:12.5px;margin-top:16px}
  .auth-card{padding:25px 20px 20px;border-radius:20px}
  .auth-card__title{font-size:27px}
  .auth-card__sub{font-size:12px}
  .auth-tabs{margin-bottom:15px}
  .auth-field__label{font-size:10.5px}
  .auth-demo{font-size:9.5px}
  .auth-next{font-size:11px}
}
@media (prefers-reduced-motion: reduce){
  .auth-visual__title,.auth-visual__sub,.auth-visual__quote,.auth-collage,.auth-card,
  .auth-guard,.auth-guard__card,.auth-guard__seal,.auth-guard__bar i,
  .auth-transition__card,.auth-collage__note,.auth-collage__spark{animation:none !important;transition:none !important}
}

/* 登录页在平板/手机上优先展示表单，避免表单被大段文案推到首屏以下 */
@media (max-width:960px){
  .auth-main{grid-template-columns:1fr;justify-items:center;align-items:start;padding-top:92px;gap:0}
  .auth-visual{display:none}
  .auth-panel{width:100%;justify-content:center}
  .auth-card{width:min(100%,480px)}
}
@media (max-width:620px){
  .auth-main{padding-top:82px;padding-bottom:26px}
  .auth-card{width:100%}
}

/* 微信扫码登录卡片 */
.auth-card--qr{text-align:center;padding:32px 28px 24px}
.auth-card--qr .auth-card__eyebrow{margin-bottom:5px}
.auth-card--qr .auth-card__title{font-size:31px;line-height:1.38}
.auth-card--qr .auth-card__sub{max-width:310px;margin:8px auto 0;line-height:1.7}
.auth-qr{
  display:flex;flex-direction:column;align-items:center;
  width:100%;margin:16px auto 0;padding:0;border:0;background:none;
  cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.auth-qr__frame{
  position:relative;display:block;
  width:min(226px,65vw);aspect-ratio:1;
  padding:13px;border-radius:15px;
  background:#FFFDFA;
  border:1px solid rgba(143,123,191,.16);
  box-shadow:0 18px 34px -28px rgba(86,64,142,.5);
  overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.auth-qr:hover .auth-qr__frame{transform:translateY(-2px);box-shadow:0 24px 40px -26px rgba(86,64,142,.45)}
.auth-qr__grid{
  position:absolute;inset:13px;
  display:grid;grid-template-columns:repeat(23,1fr);grid-template-rows:repeat(23,1fr);
  gap:0;
}
.auth-qr__grid span{display:block;background:transparent;border-radius:.8px}
.auth-qr__grid span.is-on{background:var(--ink);opacity:.92}
.auth-qr__logo{
  position:absolute;left:50%;top:50%;z-index:2;
  width:46px;height:46px;margin:-23px 0 0 -23px;
  display:grid;place-items:center;border-radius:50%;
  background:linear-gradient(160deg,#FFFDFA,#FFF6F1);
  box-shadow:0 4px 10px -6px rgba(86,64,142,.5);
  color:var(--peach-deep);
}
.auth-qr__logo svg{width:20px;height:20px}
.auth-qr__scan{
  position:absolute;left:16px;right:16px;top:16px;height:2px;z-index:1;
  border-radius:2px;
  background:linear-gradient(90deg,transparent,rgba(62,181,117,.9),transparent);
  box-shadow:0 0 7px rgba(62,181,117,.45);
  animation:qrScan 2.2s ease-in-out infinite;
}
.auth-qr.is-scanning .auth-qr__scan{animation-duration:.8s}
.auth-qr.is-scanned .auth-qr__frame{opacity:.7;filter:saturate(.8)}
.auth-qr.is-scanned .auth-qr__scan{display:none}
.auth-qr__hint{
  display:inline-flex;align-items:center;justify-content:center;gap:5px;
  margin-top:10px;
  font-family:var(--round);font-size:11px;color:var(--ink-2);
}
.auth-wechat-icon{width:16px;height:16px;color:#3EB575}
.auth-qr.is-scanned .auth-qr__hint{color:var(--ink-3)}
.auth-status{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:14px;font-family:var(--round);font-size:10.5px;color:var(--ink-3)}
.auth-status__dot{width:6px;height:6px;border-radius:50%;background:#3EB575;box-shadow:0 0 0 3px rgba(62,181,117,.12);animation:statusPulse 2.2s ease-in-out infinite}
.auth-profile{
  display:flex;align-items:center;justify-content:center;gap:9px;
  margin:12px auto 0;padding:8px 12px;max-width:300px;
  border-radius:999px;background:rgba(255,252,247,.8);
  border:1px solid rgba(143,123,191,.14);
  animation:authProfileIn .45s var(--ease) both;
}
.auth-profile[hidden]{display:none !important}
.auth-profile__avatar{width:28px;height:28px;border-radius:50%;object-fit:cover}
.auth-profile__copy{display:flex;flex-direction:column;align-items:flex-start;gap:0;text-align:left}
.auth-profile__copy strong{font-family:var(--hand);font-size:14px;font-weight:400;color:var(--ink)}
.auth-profile__copy span{font-family:var(--round);font-size:9px;color:var(--ink-3)}
.auth-profile__check{color:#3EB575;margin-left:4px}
.auth-card--qr .auth-next{margin-top:10px;text-align:center}
.auth-terms{margin:12px 0 0;font-family:var(--round);font-size:8.5px;line-height:1.6;color:var(--ink-3)}
.auth-demo-qr{margin:9px 0 0;font-family:var(--hand);font-size:11px;color:var(--ink-3);opacity:.9}
@keyframes qrScan{0%,100%{transform:translateY(0);opacity:.35}50%{transform:translateY(170px);opacity:1}}
@keyframes statusPulse{0%,100%{opacity:.45;transform:scale(.8)}50%{opacity:1;transform:scale(1)}}
@keyframes authProfileIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@media (max-width:620px){
  .auth-card--qr{padding:26px 20px 20px}
  .auth-card--qr .auth-card__title{font-size:28px}
  .auth-qr__frame{width:min(210px,68vw)}
  .auth-qr__scan{animation-name:qrScanMobile}
}
@keyframes qrScanMobile{0%,100%{transform:translateY(0);opacity:.35}50%{transform:translateY(145px);opacity:1}}
@media (prefers-reduced-motion: reduce){
  .auth-qr__scan,.auth-status__dot,.auth-profile{animation:none !important;transition:none !important}
}

/* 头像账号菜单：移入头像后出现退出登录 */
.nav__account-wrap{position:relative;display:flex;align-items:center;height:42px}
.nav__account{
  display:flex;align-items:center;justify-content:center;
  border:0;background:none;padding:0;cursor:pointer;border-radius:999px;
  position:relative;
}
.nav__account:hover .avatar{transform:translateY(-1px);border-color:rgba(143,123,191,.35)}
.nav__account:focus-visible{outline:2px solid var(--primary-soft);outline-offset:3px}
.nav__account-wrap.is-authed .nav__account::after{
  content:"";position:absolute;right:2px;bottom:2px;
  width:7px;height:7px;border-radius:50%;
  background:#3EB575;
  border:1.5px solid var(--surface);
  box-shadow:0 0 0 2px rgba(62,181,117,.12);
}
.nav__account-wrap::after{
  content:"";position:absolute;left:-8px;right:-8px;top:100%;height:16px;
}
.account-menu{
  position:absolute;right:0;top:calc(100% + 12px);z-index:90;
  width:212px;padding:14px;
  border-radius:16px;
  background:linear-gradient(165deg,#FFFDFA,#FFF8F2);
  border:1px solid rgba(143,123,191,.15);
  box-shadow:0 22px 46px -28px rgba(86,64,142,.5);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(5px) scale(.985);
  transform-origin:top right;
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.account-menu::before{
  content:"";position:absolute;right:23px;top:-5px;
  width:9px;height:9px;border-radius:2px;
  background:#FFFDFA;border-left:1px solid rgba(143,123,191,.14);border-top:1px solid rgba(143,123,191,.14);
  transform:rotate(45deg);
}
.nav__account-wrap:hover .account-menu,
.nav__account-wrap:focus-within .account-menu,
.nav__account-wrap.is-open .account-menu{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1);
}
.account-menu__eyebrow{margin:0 0 2px;font-family:var(--round);font-size:9px;letter-spacing:.1em;color:var(--primary-strong)}
.account-menu__name{margin:0;font-family:var(--hand);font-size:21px;line-height:1.3;color:var(--ink)}
.account-menu__provider{margin:2px 0 0;font-family:var(--round);font-size:9.5px;line-height:1.6;color:var(--ink-3)}
.account-menu__line{display:block;height:1px;margin:11px 0;background:rgba(143,123,191,.14)}
.account-menu__logout,.account-menu__login{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  width:100%;padding:8px 9px;border:0;border-radius:9px;
  background:rgba(247,168,184,.16);
  color:#A9536C;
  font-family:var(--round);font-size:11.5px;
  text-decoration:none;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.account-menu__logout:hover,.account-menu__login:hover{background:rgba(247,168,184,.3);color:#8F3D56}
.account-menu__logout .icon,.account-menu__login .icon{width:14px;height:14px}
body.is-logging-out{opacity:0;transition:opacity .3s var(--ease);pointer-events:none}
@media (max-width:620px){
  .account-menu{right:-4px;width:196px}
}
@media (prefers-reduced-motion: reduce){
  .account-menu{transition:none}
}