/* ============================================================
   纹潮新生 · V2.0 — 数字非遗藏馆
   Palette: 藏青 #102A43 / 桃红 #D66B78 / 米白 #F4EBDD / 石绿 #71B87A / 金 #C9A063
   ============================================================ */

:root{
  --ink-0:#0A1526;
  --ink-1:#0E1D36;
  --ink-2:#152A4E;
  --ink-3:#1D3762;
  --paper:#F3EADB;
  --paper-2:#ECE0C9;
  --cream:#F4EBDD;
  --text-hi:#F6F0E4;
  --text-mid:rgba(244,235,221,.7);
  --text-low:rgba(244,235,221,.56);
  --ink-text:#15253F;
  --ink-mid:rgba(21,37,63,.74);
  --ink-low:rgba(21,37,63,.68);
  --peach:#D66B78;
  --peach-deep:#C25563;
  --seal:#B5474F;
  --gold:#C9A063;
  --green:#71B87A;
  --line:rgba(244,235,221,.14);
  --line-dark:rgba(21,37,63,.16);
  --serif:'Noto Serif SC','Songti SC','STSong','SimSun',serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --calli:'Ma Shan Zheng','Kaiti SC','STKaiti','KaiTi',cursive;
  --en:'Cormorant Garamond','Georgia',serif;
  --ease:cubic-bezier(.22,.9,.3,1);
  --shadow-1:0 20px 60px rgba(4,10,22,.45);
  --shadow-2:0 34px 90px rgba(4,10,22,.55);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  font-family:var(--sans);
  background:var(--ink-0);
  color:var(--text-hi);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--peach);color:var(--ink-0)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.sec,#top{scroll-margin-top:88px}
.skip-link{
  position:fixed;top:-60px;left:20px;z-index:3001;
  background:var(--gold);color:var(--ink-0);font-size:13px;font-weight:700;
  padding:10px 18px;border-radius:0 0 10px 10px;transition:top .3s var(--ease);
}
.skip-link:focus-visible{top:0}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--ink-0)}
::-webkit-scrollbar-thumb{background:#2A4570;border-radius:8px;border:2px solid var(--ink-0)}
::-webkit-scrollbar-thumb:hover{background:var(--peach)}

/* 颗粒质感 */
body::after{
  content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.7'/%3E%3C/svg%3E");
}

/* ============ 加载幕布 ============ */
.loader{
  position:fixed;inset:0;z-index:3000;background:var(--ink-0);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .7s var(--ease),visibility .7s;
}
.loader.hide{opacity:0;visibility:hidden}
.loader-inner{text-align:center}
.loader-stitches{display:grid;grid-template-columns:repeat(3,22px);gap:14px;justify-content:center;margin-bottom:30px}
.loader-stitches i{
  width:22px;height:22px;position:relative;opacity:0;transform:scale(.4) rotate(45deg);
  animation:stitch .9s var(--ease) forwards;
}
.loader-stitches i::before,.loader-stitches i::after{content:"";position:absolute;background:var(--peach);border-radius:2px}
.loader-stitches i::before{left:50%;top:0;width:4px;height:100%;transform:translateX(-50%)}
.loader-stitches i::after{top:50%;left:0;height:4px;width:100%;transform:translateY(-50%)}
.loader-stitches i:nth-child(1){animation-delay:.05s}
.loader-stitches i:nth-child(2){animation-delay:.15s;background-color:transparent}
.loader-stitches i:nth-child(2)::before{background:var(--gold)}
.loader-stitches i:nth-child(2)::after{background:var(--gold)}
.loader-stitches i:nth-child(3){animation-delay:.25s}
.loader-stitches i:nth-child(4){animation-delay:.35s;background-color:transparent}
.loader-stitches i:nth-child(4)::before{background:var(--green)}
.loader-stitches i:nth-child(4)::after{background:var(--green)}
.loader-stitches i:nth-child(5){animation-delay:.45s}
.loader-stitches i:nth-child(6){animation-delay:.55s;background-color:transparent}
.loader-stitches i:nth-child(6)::before{background:var(--cream)}
.loader-stitches i:nth-child(6)::after{background:var(--cream)}
.loader-stitches i:nth-child(7){animation-delay:.65s}
.loader-stitches i:nth-child(8){animation-delay:.75s;background-color:transparent}
.loader-stitches i:nth-child(8)::before{background:var(--peach)}
.loader-stitches i:nth-child(8)::after{background:var(--peach)}
.loader-stitches i:nth-child(9){animation-delay:.85s}
@keyframes stitch{to{opacity:1;transform:scale(1) rotate(0)}}
.loader-word{font-family:var(--serif);font-weight:900;font-size:clamp(40px,7vw,64px);letter-spacing:.12em}
.loader-word span{display:inline-block;opacity:0;transform:translateY(18px);animation:lup .8s var(--ease) forwards}
.loader-word span:nth-child(1){animation-delay:.3s}
.loader-word span:nth-child(2){animation-delay:.42s;color:var(--peach)}
.loader-word span:nth-child(3){animation-delay:.54s}
.loader-word span:nth-child(4){animation-delay:.66s}
@keyframes lup{to{opacity:1;transform:none}}
.loader-sub{margin-top:14px;font-size:11px;letter-spacing:.42em;color:var(--text-low)}

/* ============ 导航 ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,4vw,56px);
  transition:background .4s,box-shadow .4s,padding .4s;
}
.nav.scrolled{
  background:rgba(10,21,38,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  padding-top:12px;padding-bottom:12px;
}
.nav-brand{display:flex;align-items:center;gap:12px}
.seal{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  background:linear-gradient(145deg,#C25563,#9E3A44);
  color:var(--cream);font-family:var(--serif);font-weight:700;font-size:20px;
  box-shadow:0 6px 18px rgba(181,71,79,.4);
  letter-spacing:.02em;
}
.seal-lg{width:64px;height:64px;border-radius:14px;font-size:24px;line-height:1.1;flex-shrink:0;box-shadow:0 10px 26px rgba(181,71,79,.35)}
.nav-brand-copy{display:flex;flex-direction:column;line-height:1.25}
.nav-brand-copy strong{font-family:var(--serif);font-size:17px;letter-spacing:.08em}
.nav-brand-copy small{font-size:10px;letter-spacing:.18em;color:var(--text-low)}
.nav-links{display:flex;gap:clamp(14px,2vw,30px)}
.nav-links a{
  position:relative;font-size:13.5px;letter-spacing:.1em;color:var(--text-mid);
  padding:6px 2px;transition:color .3s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:var(--peach);transition:width .35s var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--text-hi)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-chip{
  font-size:11px;letter-spacing:.14em;color:var(--gold);
  border:1px solid rgba(201,160,99,.4);border-radius:999px;padding:6px 14px;
  white-space:nowrap;
}
.nav-burger{display:none;flex-direction:column;gap:6px;padding:8px}
.nav-burger i{display:block;width:22px;height:2px;background:var(--cream);border-radius:2px;transition:transform .35s var(--ease),opacity .3s}
.nav-mask{
  position:fixed;inset:0;z-index:998;background:rgba(6,12,24,.55);
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
}
.nav-mask[hidden]{display:none}

/* ============ HERO ============ */
.hero{
  position:relative;min-height:100vh;min-height:100svh;overflow:hidden;
  display:flex;flex-direction:column;
  background:
    radial-gradient(1100px 600px at 82% 8%,rgba(214,107,120,.13),transparent 62%),
    radial-gradient(900px 700px at 8% 88%,rgba(113,184,122,.07),transparent 60%),
    var(--ink-0);
}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%}
.hero-glow{
  position:absolute;left:50%;top:56%;width:min(72vw,1000px);height:min(60vh,520px);
  transform:translate(-50%,-50%);
  background:radial-gradient(closest-side,rgba(201,160,99,.1),transparent 72%);
  filter:blur(8px);pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;flex:1;
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.9fr);
  align-items:center;gap:clamp(24px,4vw,72px);
  width:min(1500px,100%);margin:0 auto;
  padding:calc(90px + 4vh) clamp(20px,4vw,56px) 60px;
}
.hero-eyebrow{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13px;letter-spacing:.22em;color:var(--gold);margin-bottom:26px;
}
.hero-eyebrow small{font-size:10px;letter-spacing:.3em;color:var(--text-low);width:100%}
.eyebrow-line{display:inline-block;width:52px;height:1px;background:var(--gold);opacity:.7}
.hero-title{
  font-family:var(--serif);font-weight:900;
  font-size:clamp(66px,11.5vw,172px);
  line-height:1.16;letter-spacing:.02em;
  display:flex;flex-wrap:wrap;
}
.ht-char{position:relative;display:inline-block}
.ht-grad{
  background:linear-gradient(160deg,#E58A96 8%,var(--peach) 46%,#A94856 96%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.ht-char::after{
  content:attr(data-stitch);
  position:absolute;right:-10px;top:8px;font-size:14px;color:var(--gold);opacity:0;
}
.hero-en{
  font-family:var(--en);font-style:italic;font-weight:500;
  font-size:clamp(17px,1.8vw,24px);letter-spacing:.06em;
  color:var(--text-mid);margin:34px 0 12px;
}
.hero-en em{color:var(--peach)}
.hero-sub{
  font-size:clamp(14.5px,1.35vw,17.5px);color:var(--text-mid);
  max-width:560px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags span{
  font-size:12px;letter-spacing:.06em;color:var(--text-mid);
  border:1px solid var(--line);border-radius:999px;padding:7px 16px;
  background:rgba(244,235,221,.03);
  transition:border-color .3s,color .3s;
}
.hero-tags span:hover{border-color:rgba(214,107,120,.55);color:var(--text-hi)}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:38px}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14.5px;letter-spacing:.14em;font-weight:500;
  padding:15px 32px;border-radius:999px;
  transition:transform .35s var(--ease),box-shadow .35s,background .35s,color .35s;
}
.btn em{font-style:normal;font-size:15px;transition:transform .35s var(--ease)}
.btn:hover em{transform:translateX(4px)}
.btn-solid{
  background:linear-gradient(150deg,#E58A96,var(--peach-deep));
  color:#FFF7F0;box-shadow:0 14px 34px rgba(194,85,99,.38);
}
.btn-solid:hover{transform:translateY(-3px);box-shadow:0 20px 44px rgba(194,85,99,.5)}
.btn-ghost{border:1px solid rgba(244,235,221,.32);color:var(--text-hi)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px)}

/* hero 右侧海报 */
.hero-art{position:relative;justify-self:center}
.hero-poster{
  position:relative;width:clamp(240px,24vw,350px);
  transform:rotate(2.5deg);
  border-radius:14px;overflow:hidden;
  border:1px solid rgba(244,235,221,.16);
  box-shadow:var(--shadow-2);
  background:var(--ink-2);
}
.hero-poster::before{
  content:"";position:absolute;inset:10px;border:1px solid rgba(244,235,221,.28);
  border-radius:8px;z-index:2;pointer-events:none;
}
.hero-poster img{width:100%;height:auto;transition:transform .8s var(--ease)}
.hero-poster:hover img{transform:scale(1.035)}
.hero-poster figcaption{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  padding:40px 16px 14px;
  background:linear-gradient(transparent,rgba(8,14,28,.88));
  display:flex;flex-direction:column;gap:2px;
}
.hero-poster figcaption b{font-family:var(--serif);font-size:15px;letter-spacing:.14em}
.hero-poster figcaption span{font-size:10.5px;letter-spacing:.2em;color:var(--text-low)}
.hero-float{
  position:absolute;z-index:4;
  background:rgba(14,29,54,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);border-radius:12px;
  padding:12px 18px;display:flex;flex-direction:column;gap:2px;
  box-shadow:0 16px 40px rgba(4,10,22,.5);
  animation:floaty 5.2s ease-in-out infinite;
}
.hero-float b{font-family:var(--serif);font-size:14px;letter-spacing:.1em;color:var(--text-hi)}
.hero-float span{font-size:10.5px;letter-spacing:.16em;color:var(--text-low)}
.hf-1{top:6%;left:-14%;animation-delay:.6s}
.hf-1 b{color:var(--peach)}
.hf-2{bottom:14%;right:-11%;animation-delay:1.6s}
.hf-2 b{color:var(--gold)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-spin{position:absolute;left:-52px;bottom:-40px;width:104px;height:104px;z-index:4;opacity:.9}
.hero-spin svg{width:100%;height:100%;animation:spin 22s linear infinite}
.hero-spin text{font-size:8.6px;letter-spacing:.22em;fill:var(--gold);font-family:var(--en)}
.hero-spin .spin-plus path{stroke:var(--peach);stroke-width:2.4}
@keyframes spin{to{transform:rotate(360deg)}}

.hero-foot{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:min(1500px,100%);margin:0 auto;
  padding:0 clamp(20px,4vw,56px) 34px;
  font-size:11px;letter-spacing:.24em;color:var(--text-low);
}
.hero-scroll{display:flex;align-items:center;gap:12px}
.hero-scroll i{position:relative;display:block;width:1px;height:44px;background:var(--line);overflow:hidden}
.hero-scroll i::after{
  content:"";position:absolute;left:0;top:-40%;width:100%;height:40%;
  background:var(--peach);animation:drip 1.9s var(--ease) infinite;
}
@keyframes drip{to{top:110%}}

/* ============ 跑马灯 ============ */
.marquee{
  overflow:hidden;background:linear-gradient(150deg,#E58A96,var(--peach-deep));
  border-block:1px solid rgba(0,0,0,.14);
  transform:rotate(-.6deg) scale(1.01);margin-block:-8px 0;z-index:5;position:relative;
}
.marquee-track{
  display:flex;align-items:center;gap:34px;width:max-content;
  padding:15px 0;animation:marq 26s linear infinite;
}
.marquee-track span{
  font-family:var(--serif);font-weight:700;font-size:clamp(15px,1.6vw,21px);
  letter-spacing:.24em;color:#FFF6F1;white-space:nowrap;
}
.marquee-track b{color:rgba(255,246,241,.75);font-weight:400}
@keyframes marq{to{transform:translateX(-50%)}}

/* ============ 通用 Section ============ */
.sec{position:relative;padding:clamp(84px,10vw,150px) 0}
.wrap{width:min(1240px,100%);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
.sec-ink{background:var(--ink-1)}
.sec-ink+.sec-ink{border-top:1px solid var(--line)}
.sec-paper{background:var(--paper);color:var(--ink-text)}
.sec-paper::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(var(--line-dark) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 80% at 50% 0%,black 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 50% 0%,black 30%,transparent 75%);
}
.sec-head{margin-bottom:clamp(44px,6vw,76px)}
.sec-eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.sec-eyebrow i{
  font-family:var(--en);font-style:italic;font-weight:600;font-size:15px;
  color:var(--peach);letter-spacing:.05em;
}
.sec-eyebrow span{
  font-size:11.5px;letter-spacing:.3em;color:var(--text-low);
  border-left:1px solid var(--line);padding-left:14px;
}
.sec-paper .sec-eyebrow span{color:var(--ink-low);border-left-color:var(--line-dark)}
.sec-title{
  font-family:var(--serif);font-weight:900;
  font-size:clamp(34px,5vw,62px);line-height:1.22;letter-spacing:.02em;
  max-width:900px;text-wrap:balance;
}
.sec-title em{
  font-style:normal;color:var(--peach);
}
.sec-paper .sec-title em{color:var(--seal)}
.sec-desc{margin-top:22px;max-width:640px;color:var(--text-mid);font-size:15px}
.sec-paper .sec-desc{color:var(--ink-mid)}
.sec-note{margin-top:34px;font-size:12px;letter-spacing:.04em;color:var(--text-low)}
.sec-paper .sec-note{color:var(--ink-low)}

/* ============ 缘起 ============ */
.origin-grid{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(30px,4.5vw,64px);align-items:start;
}
.origin-copy .lead{
  font-family:var(--serif);font-size:clamp(19px,2vw,24px);line-height:1.9;font-weight:600;
  margin-bottom:24px;
}
.origin-copy .lead::first-letter{color:var(--seal);font-size:1.25em}
.origin-copy p{color:var(--ink-mid);margin-bottom:18px;font-size:15.5px}
.origin-copy b{color:var(--ink-text)}
.origin-seal-row{display:flex;gap:20px;align-items:center;margin-top:34px}
.origin-seal-row blockquote{
  font-family:var(--serif);font-weight:600;font-size:15.5px;line-height:2;color:var(--ink-text);
  border-left:3px solid var(--peach);padding-left:18px;
}
.origin-poster{
  position:relative;border-radius:16px;overflow:hidden;
  box-shadow:0 30px 70px rgba(21,37,63,.22);
  transform:rotate(-1.4deg);
  border:1px solid var(--line-dark);
}
.origin-poster img{width:100%;transition:transform .8s var(--ease)}
.origin-poster:hover img{transform:scale(1.03)}
.origin-poster figcaption{
  padding:16px 20px;background:#FFFDF7;display:flex;flex-direction:column;gap:3px;
}
.origin-poster figcaption b{font-family:var(--serif);font-size:15px;letter-spacing:.06em}
.origin-poster figcaption span{font-size:11.5px;color:var(--ink-low);letter-spacing:.05em}

/* 成果链路 */
.pipeline{
  list-style:none;margin-top:clamp(56px,7vw,90px);
  display:grid;grid-template-columns:repeat(6,1fr);gap:12px;
  counter-reset:pipe;
}
.pipeline li{
  position:relative;background:#FFFDF7;border:1px solid var(--line-dark);
  border-radius:14px;padding:20px 16px 16px;
  transition:transform .35s var(--ease),box-shadow .35s;
}
.pipeline li:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(21,37,63,.16)}
.pipeline li i{
  font-style:normal;color:var(--peach);font-size:15px;display:block;margin-bottom:12px;
}
.pipeline li b{display:block;font-family:var(--serif);font-size:16.5px;letter-spacing:.06em;margin-bottom:4px}
.pipeline li span{font-size:12px;color:var(--ink-low);letter-spacing:.04em}
.pipeline li::after{
  content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);
  color:var(--seal);opacity:.55;font-size:15px;z-index:1;
}
.pipeline li:last-child::after{display:none}

/* 数据带 */
.stats{
  margin-top:clamp(56px,7vw,84px);
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line-dark);border:1px solid var(--line-dark);border-radius:18px;overflow:hidden;
}
.stat{background:#FFFDF7;padding:clamp(24px,3vw,40px) clamp(20px,2.6vw,34px);transition:background .35s}
.stat:hover{background:#FBF4E4}
.stat b{
  display:block;font-family:var(--en);font-weight:600;font-style:normal;
  font-size:clamp(42px,4.6vw,64px);line-height:1;color:var(--seal);
  font-variant-numeric:tabular-nums;
}
.stat span{display:block;margin-top:12px;font-size:14.5px;font-weight:600;letter-spacing:.06em;color:var(--ink-text)}
.stat small{display:block;margin-top:4px;font-size:12px;color:var(--ink-low)}

/* ============ 纹样库 ============ */
.patterns-sec{
  background:
    radial-gradient(1000px 500px at 90% 0%,rgba(201,160,99,.06),transparent 60%),
    var(--ink-1);
}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(30px,4vw,46px)}
.filter-chip{
  font-size:12.5px;letter-spacing:.12em;color:var(--text-mid);
  border:1px solid var(--line);border-radius:999px;padding:9px 20px;
  transition:all .3s var(--ease);
}
.filter-chip:hover{border-color:rgba(214,107,120,.6);color:var(--text-hi)}
.filter-chip.on{
  background:linear-gradient(150deg,#E58A96,var(--peach-deep));
  border-color:transparent;color:#FFF6F1;
  box-shadow:0 8px 22px rgba(194,85,99,.35);
}
.pattern-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.8vw,24px);
}
.p-card{
  position:relative;border-radius:14px;overflow:hidden;cursor:pointer;
  background:var(--ink-2);border:1px solid var(--line);
  transition:transform .45s var(--ease),box-shadow .45s,border-color .45s;
  text-align:left;
}
.p-card:hover{transform:translateY(-8px);border-color:rgba(201,160,99,.5);box-shadow:var(--shadow-1)}
.p-card-fig{position:relative;aspect-ratio:3/2;overflow:hidden}
.p-card-fig img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.p-card:hover .p-card-fig img{transform:scale(1.06)}
.p-card-fig::after{
  content:"✚";position:absolute;top:12px;right:14px;
  font-size:13px;color:var(--gold);opacity:0;transform:rotate(-90deg) scale(.6);
  transition:all .4s var(--ease);
}
.p-card:hover .p-card-fig::after{opacity:1;transform:rotate(0) scale(1)}
.p-card-meta{padding:16px 18px 18px}
.p-card-meta small{font-family:var(--en);font-style:italic;font-size:13px;letter-spacing:.12em;color:var(--gold)}
.p-card-meta b{
  display:block;font-family:var(--serif);font-size:19px;letter-spacing:.1em;margin-top:5px;
}
.p-card-meta span{
  display:inline-block;margin-top:9px;font-size:10.5px;letter-spacing:.18em;color:var(--text-low);
  border:1px solid var(--line);border-radius:999px;padding:3px 11px;
}
.p-card-tip{
  position:absolute;inset:0;z-index:2;
  display:flex;align-items:flex-end;padding:18px;
  background:linear-gradient(transparent 30%,rgba(8,14,28,.92));
  opacity:0;transition:opacity .45s var(--ease);pointer-events:none;
}
.p-card:hover .p-card-tip{opacity:1}
.p-card-tip .tip-text{
  font-size:12.5px;line-height:1.8;color:var(--text-mid);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}

/* ============ AI 共创 ============ */
.lab-sec{background:var(--ink-0)}
.lab-steps{
  list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;
  margin-bottom:clamp(44px,5vw,64px);
}
.lab-steps li{
  position:relative;border:1px solid var(--line);border-radius:14px;
  padding:24px 18px 20px;background:rgba(244,235,221,.025);
  transition:transform .35s var(--ease),border-color .35s,background .35s;
}
.lab-steps li:hover{transform:translateY(-6px);border-color:rgba(214,107,120,.5);background:rgba(214,107,120,.06)}
.lab-steps li i{
  font-family:var(--en);font-style:italic;font-size:15px;color:var(--peach);letter-spacing:.08em;
}
.lab-steps li b{display:block;font-family:var(--serif);font-size:17px;letter-spacing:.08em;margin:10px 0 6px}
.lab-steps li span{font-size:12px;color:var(--text-low);line-height:1.7;display:block}
.lab-grid{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(20px,3vw,40px);align-items:stretch;
}
.lab-visual{
  border-radius:16px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-1);position:relative;
}
.lab-visual img{width:100%;height:100%;object-fit:cover;min-height:320px}
.lab-visual figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:46px 22px 18px;
  background:linear-gradient(transparent,rgba(8,14,28,.9));
}
.lab-visual figcaption b{font-family:var(--serif);font-size:16.5px;letter-spacing:.08em;display:block}
.lab-visual figcaption span{font-size:12px;color:var(--text-mid);letter-spacing:.05em}
.lab-cards{display:flex;flex-direction:column;gap:18px}
.lab-card{
  flex:1;border:1px solid var(--line);border-radius:16px;padding:28px;
  background:rgba(244,235,221,.03);
}
.lab-card>b{font-family:var(--serif);font-size:18px;letter-spacing:.1em;display:block;margin-bottom:10px}
.lab-card p{font-size:13.5px;color:var(--text-mid);margin-bottom:14px}
.style-chips{display:flex;flex-wrap:wrap;gap:10px}
.style-chips span{
  font-size:12.5px;letter-spacing:.14em;padding:8px 18px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-low);
}
.style-chips span.on{
  background:rgba(201,160,99,.14);border-color:rgba(201,160,99,.55);color:var(--gold);
}
.lab-card-human{background:linear-gradient(150deg,rgba(214,107,120,.1),rgba(214,107,120,.03));border-color:rgba(214,107,120,.35)}
.lab-card-human .em{display:block;margin-top:10px;font-family:var(--serif);font-size:16px;color:var(--peach);letter-spacing:.08em}

/* ============ IP 角色馆 ============ */
.ip-sec{
  background:
    radial-gradient(900px 480px at 12% 12%,rgba(214,107,120,.12),transparent 62%),
    radial-gradient(800px 500px at 88% 90%,rgba(113,184,122,.07),transparent 60%),
    var(--ink-1);
}
.ip-grid{
  display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);
  gap:clamp(28px,4vw,60px);align-items:start;
}
.ip-sheet{
  border-radius:18px;overflow:hidden;border:1px solid var(--line);
  background:var(--cream);box-shadow:var(--shadow-1);
  transform:rotate(-1.2deg);
}
.ip-sheet img{width:100%}
.ip-sheet figcaption{
  padding:15px 20px;background:var(--paper);display:flex;flex-direction:column;gap:2px;
}
.ip-sheet figcaption b{font-family:var(--serif);font-size:14.5px;color:var(--ink-text);letter-spacing:.08em}
.ip-sheet figcaption span{font-size:11.5px;color:var(--ink-low)}
.ip-name-en{
  font-family:var(--en);font-style:italic;font-size:15px;letter-spacing:.22em;color:var(--gold);
  margin-bottom:26px;
}
.ip-block{
  border-left:2px solid rgba(214,107,120,.5);
  padding:4px 0 4px 20px;margin-bottom:22px;
}
.ip-block b{
  font-family:var(--serif);font-size:16.5px;letter-spacing:.14em;color:var(--text-hi);
  display:flex;align-items:center;gap:10px;margin-bottom:8px;
}
.ip-block b::before{content:"✚";font-size:11px;color:var(--peach)}
.ip-block p{font-size:14.5px;color:var(--text-mid)}
.ip-keywords{display:flex;flex-wrap:wrap;gap:10px;margin:6px 0 26px}
.ip-keywords span{
  font-size:12.5px;letter-spacing:.16em;color:var(--gold);
  border:1px dashed rgba(201,160,99,.5);border-radius:999px;padding:7px 18px;
}
.ip-quote{
  font-family:var(--serif);font-size:clamp(17px,1.8vw,21px);line-height:2;font-weight:600;
  color:var(--text-hi);background:rgba(214,107,120,.08);
  border:1px solid rgba(214,107,120,.3);border-radius:4px 18px 18px 18px;
  padding:22px 26px;position:relative;
}
.ip-quote::before{
  content:"「";position:absolute;left:-4px;top:-24px;font-size:44px;color:var(--peach);font-family:var(--serif);
}
.ip-fiction{margin-top:18px;font-size:11.5px;color:var(--text-low)}
.ip-stickers{
  margin-top:clamp(44px,6vw,70px);
  border-radius:20px;overflow:hidden;border:1px solid var(--line);
  background:#FFFFFF;box-shadow:var(--shadow-1);position:relative;
}
.ip-stickers img{width:100%}
.ip-stickers figcaption{
  padding:18px 24px;background:var(--paper);display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 18px;
}
.ip-stickers figcaption b{font-family:var(--serif);font-size:16px;color:var(--ink-text);letter-spacing:.1em}
.ip-stickers figcaption span{font-size:12px;color:var(--ink-low);letter-spacing:.1em}
.ip-apps{
  margin-top:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
}
.ip-apps div{
  border:1px solid var(--line);border-radius:14px;padding:20px;
  background:rgba(244,235,221,.03);transition:border-color .3s,transform .3s var(--ease);
}
.ip-apps div:hover{border-color:rgba(201,160,99,.5);transform:translateY(-4px)}
.ip-apps b{display:block;font-family:var(--serif);font-size:16px;letter-spacing:.1em;margin-bottom:5px}
.ip-apps span{font-size:12px;color:var(--text-low);letter-spacing:.06em}

/* ============ 谷子铺 ============ */
.merch-sec{background:var(--paper);color:var(--ink-text)}
.merch-feature{
  position:relative;border-radius:20px;overflow:hidden;
  box-shadow:0 34px 80px rgba(21,37,63,.24);
  margin-bottom:clamp(18px,2.4vw,26px);
}
.merch-feature img{width:100%;aspect-ratio:2/1;object-fit:cover;transition:transform .9s var(--ease)}
.merch-feature:hover img{transform:scale(1.025)}
.merch-feature figcaption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:60px clamp(22px,3.5vw,44px) 28px;
  background:linear-gradient(transparent,rgba(8,14,28,.88));
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;
}
.merch-feature figcaption h3{
  font-family:var(--serif);font-weight:700;font-size:clamp(22px,2.6vw,32px);
  letter-spacing:.1em;color:var(--text-hi);
}
.merch-feature figcaption p{font-size:13.5px;color:var(--text-mid);max-width:560px;margin-top:8px}
.merch-feature .m-tag{
  font-size:11px;letter-spacing:.22em;color:var(--gold);
  border:1px solid rgba(201,160,99,.55);border-radius:999px;padding:7px 16px;
  background:rgba(8,14,28,.5);backdrop-filter:blur(6px);
}
.merch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.8vw,22px)}
.m-card{
  border-radius:16px;overflow:hidden;background:#FFFDF7;
  border:1px solid var(--line-dark);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.m-card:hover{transform:translateY(-8px);box-shadow:0 24px 54px rgba(21,37,63,.18)}
.m-card-fig{position:relative;aspect-ratio:1/1;overflow:hidden;background:#EFE6D2}
.m-card-fig img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.m-card:hover .m-card-fig img{transform:scale(1.05)}
.m-card-fig .m-tag{
  position:absolute;top:12px;left:12px;font-size:10px;letter-spacing:.2em;
  color:var(--seal);background:rgba(255,253,247,.92);border-radius:999px;padding:5px 12px;
}
.m-card-soon{border-style:dashed;border-color:rgba(181,71,79,.45);background:transparent}
.m-soon-fig{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  background:transparent;border-bottom:1px dashed rgba(181,71,79,.35);
}
.m-soon-fig span{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px dashed rgba(181,71,79,.55);color:var(--seal);font-size:22px;
  animation:floaty 4.5s ease-in-out infinite;
}
.m-soon-fig b{font-family:var(--serif);font-size:18px;letter-spacing:.12em;color:var(--seal)}
.m-soon-fig p{font-size:12px;color:var(--ink-low);text-align:center;padding:0 24px}
.m-card-body{padding:16px 18px 20px}
.m-card-body small{font-size:11px;letter-spacing:.2em;color:var(--gold)}
.m-card-body b{display:block;font-family:var(--serif);font-size:17px;letter-spacing:.06em;margin:6px 0 8px;color:var(--ink-text)}
.m-card-body p{font-size:12.5px;line-height:1.8;color:var(--ink-mid)}
.merch-note{
  margin-top:clamp(36px,5vw,54px);display:flex;gap:18px;align-items:flex-start;
  background:#FFFDF7;border:1px dashed rgba(181,71,79,.4);border-radius:16px;padding:26px 28px;
}
.merch-note p{font-size:13.5px;color:var(--ink-mid);line-height:1.9}
.merch-note b{color:var(--seal)}

/* ============ 调研 ============ */
.research-sec{background:var(--ink-0)}
.r-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:clamp(48px,6vw,72px)}
.r-stat{
  border:1px solid var(--line);border-radius:16px;padding:26px 26px 22px;
  background:rgba(244,235,221,.03);transition:transform .35s var(--ease),border-color .35s;
}
.r-stat:hover{transform:translateY(-6px);border-color:rgba(214,107,120,.5)}
.r-stat b{
  font-family:var(--en);font-weight:600;font-size:clamp(34px,3.4vw,46px);line-height:1;
  color:var(--peach);font-variant-numeric:tabular-nums;
}
.r-stat span{display:block;margin-top:12px;font-size:14.5px;font-weight:600;letter-spacing:.05em}
.r-stat small{display:block;margin-top:5px;font-size:12px;color:var(--text-low)}
.r-charts{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.r-chart{
  border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--cream);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.r-chart:hover{transform:translateY(-6px);box-shadow:var(--shadow-1)}
.r-chart img{width:100%;aspect-ratio:9/5;object-fit:cover;object-position:top}
.r-chart figcaption{
  padding:14px 20px;display:flex;align-items:center;gap:10px;
}
.r-chart figcaption i{font-style:normal;color:var(--seal);font-size:13px}
.r-chart figcaption b{font-family:var(--serif);font-size:14.5px;color:var(--ink-text);letter-spacing:.05em}
.r-sub{
  font-family:var(--serif);font-size:clamp(21px,2.4vw,28px);letter-spacing:.08em;
  margin:clamp(52px,6vw,76px) 0 26px;display:flex;align-items:center;gap:16px;
}
.r-sub::before{content:"✚";color:var(--peach);font-size:16px}
.r-sub::after{content:"";flex:1;height:1px;background:var(--line)}
.persona-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.persona{
  border:1px solid var(--line);border-radius:18px;padding:26px;
  background:linear-gradient(170deg,rgba(244,235,221,.05),rgba(244,235,221,.015));
  transition:transform .35s var(--ease),border-color .35s;
}
.persona:hover{transform:translateY(-6px);border-color:rgba(201,160,99,.5)}
.persona-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:6px}
.persona-top b{font-family:var(--serif);font-size:18.5px;letter-spacing:.06em}
.persona-top em{font-family:var(--en);font-style:italic;font-size:15px;color:var(--peach)}
.persona-top+p{font-size:12px;color:var(--text-low);margin-bottom:16px}
.persona dl{display:flex;flex-direction:column;gap:9px}
.persona dl div{display:flex;gap:12px;font-size:13px}
.persona dt{color:var(--gold);letter-spacing:.1em;flex-shrink:0;font-size:12px;padding-top:1px}
.persona dd{color:var(--text-mid)}
.persona-note{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--text-mid);line-height:1.8;
}
.quote-wall{display:flex;flex-wrap:wrap;gap:12px}
.quote-wall span{
  font-size:13.5px;color:var(--text-mid);border:1px solid var(--line);
  border-radius:999px;padding:11px 22px;letter-spacing:.03em;
  transition:all .3s var(--ease);background:rgba(244,235,221,.02);
}
.quote-wall span:hover{border-color:var(--peach);color:var(--text-hi);transform:translateY(-3px)}
.quote-wall span::before{content:"「";color:var(--peach)}
.quote-wall span::after{content:"」";color:var(--peach)}
.fb-list{display:flex;flex-direction:column;gap:12px}
.fb-item{
  display:grid;grid-template-columns:1fr 42px 1fr;align-items:center;gap:14px;
  border:1px solid var(--line);border-radius:14px;padding:20px 24px;
  background:rgba(244,235,221,.03);
}
.fb-item p{font-size:13.5px;line-height:1.8}
.fb-item .fb-signal{color:var(--text-mid)}
.fb-item .fb-response{color:var(--text-hi)}
.fb-item i{
  font-style:normal;text-align:center;color:var(--peach);font-size:18px;
}
.fb-item .fb-response::before{content:"我们回应 · ";font-size:11px;letter-spacing:.2em;color:var(--gold);display:block;margin-bottom:4px}

/* 完整报告入口 */
.report-link{
  margin-top:30px;display:inline-flex;align-items:center;gap:12px;
  font-size:14.5px;letter-spacing:.14em;color:var(--gold);
  border:1px solid rgba(201,160,99,.45);border-radius:999px;padding:14px 30px;
  transition:all .35s var(--ease);
}
.report-link em{font-style:normal;transition:transform .35s var(--ease)}
.report-link:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 14px 34px rgba(201,160,99,.18)}
.report-link:hover em{transform:translateX(5px)}

/* ============ 进展 ============ */
.roadmap-sec{background:var(--ink-1)}
.timeline{position:relative;padding-left:34px;max-width:860px}
.timeline::before{
  content:"";position:absolute;left:8px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(var(--peach) 0%,rgba(214,107,120,.25) 60%,var(--line) 100%);
}
.tl-item{position:relative;padding:0 0 34px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:7px;width:17px;height:17px;
  border-radius:50%;border:2px solid var(--ink-1);
}
.tl-item.done::before{background:var(--green);box-shadow:0 0 0 4px rgba(113,184,122,.18)}
.tl-item.doing::before{background:var(--peach);box-shadow:0 0 0 4px rgba(214,107,120,.18);animation:pulse 2s ease-in-out infinite}
.tl-item.next::before{background:var(--ink-3)}
@keyframes pulse{50%{box-shadow:0 0 0 9px rgba(214,107,120,.08)}}
.tl-state{
  display:inline-block;font-size:10.5px;letter-spacing:.24em;border-radius:999px;
  padding:4px 13px;margin-bottom:9px;
}
.tl-item.done .tl-state{color:var(--green);border:1px solid rgba(113,184,122,.4)}
.tl-item.doing .tl-state{color:var(--peach);border:1px solid rgba(214,107,120,.45)}
.tl-item.next .tl-state{color:var(--text-low);border:1px solid var(--line)}
.tl-item b{font-family:var(--serif);font-size:19px;letter-spacing:.08em;display:inline-block;margin-left:12px;vertical-align:middle}
.tl-item p{margin-top:8px;font-size:13.5px;color:var(--text-mid);max-width:640px}
.next-stage{
  margin-top:clamp(44px,5vw,64px);border-radius:18px;padding:30px 32px;
  background:linear-gradient(150deg,rgba(201,160,99,.12),rgba(201,160,99,.04));
  border:1px solid rgba(201,160,99,.4);max-width:860px;
}
.next-stage>b{
  font-family:var(--serif);font-size:19px;letter-spacing:.2em;color:var(--gold);
  display:flex;align-items:center;gap:12px;margin-bottom:18px;
}
.next-stage>b::before{content:"✚"}
.next-stage ol{list-style:none;counter-reset:nx}
.next-stage li{
  counter-increment:nx;position:relative;padding:10px 0 10px 44px;
  font-size:14.5px;color:var(--text-mid);border-top:1px dashed rgba(201,160,99,.25);
}
.next-stage li:first-child{border-top:none}
.next-stage li::before{
  content:"0" counter(nx);position:absolute;left:0;top:12px;
  font-family:var(--en);font-style:italic;font-size:16px;color:var(--gold);
}

/* ============ Footer ============ */
.footer{background:var(--ink-0);border-top:1px solid var(--line);padding:clamp(64px,8vw,110px) 0 34px;overflow:hidden}
.foot-top{text-align:center;margin-bottom:clamp(48px,6vw,76px)}
.foot-word{
  font-family:var(--serif);font-weight:900;letter-spacing:.06em;line-height:1;
  font-size:clamp(64px,13vw,180px);
  background:linear-gradient(170deg,#F6F0E4 20%,rgba(201,160,99,.55) 70%,rgba(214,107,120,.5));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.foot-tag{margin-top:20px;font-size:13px;letter-spacing:.5em;color:var(--text-low)}
.foot-grid{
  display:grid;grid-template-columns:1.2fr .8fr 1.2fr;gap:30px;
  padding:34px 0;border-block:1px solid var(--line);
}
.foot-grid b{display:block;font-family:var(--serif);font-size:15px;letter-spacing:.14em;margin-bottom:10px;color:var(--gold)}
.foot-grid span{font-size:12.5px;color:var(--text-low);line-height:2}
.foot-grid a:hover{color:var(--peach)}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding-top:26px;font-size:11px;letter-spacing:.16em;color:var(--text-low);
}

/* ============ 纹样灯箱 ============ */
.pattern-dialog{
  width:min(94vw,1080px);max-height:88vh;
  border:none;border-radius:20px;padding:0;
  background:var(--ink-1);color:var(--text-hi);
  box-shadow:var(--shadow-2);overflow:hidden;
}
.pattern-dialog::backdrop{background:rgba(5,10,20,.78);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
/* 降级路径（无 showModal 的旧浏览器）：非模态 dialog 固定居中 */
.pattern-dialog[open]{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);margin:0}
.pd-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 28px;border-bottom:1px solid var(--line);
}
.pd-head small{font-family:var(--en);font-style:italic;font-size:14px;color:var(--gold);letter-spacing:.14em}
.pd-head h3{font-family:var(--serif);font-size:24px;letter-spacing:.12em;margin-top:3px}
.pd-close{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  font-size:15px;color:var(--text-mid);transition:all .3s;
}
.pd-close:hover{border-color:var(--peach);color:var(--peach);transform:rotate(90deg)}
.pd-body{
  display:grid;grid-template-columns:1.15fr .85fr;gap:0;
  max-height:calc(88vh - 92px);overflow:hidden;
}
.pd-figure{position:relative;background:var(--cream);display:flex;align-items:center;justify-content:center;overflow:hidden}
.pd-figure img{width:100%;height:100%;object-fit:contain;max-height:calc(88vh - 92px)}
.pd-count{
  position:absolute;right:14px;bottom:12px;font-family:var(--en);font-style:italic;
  font-size:14px;color:var(--ink-low);background:rgba(255,253,247,.8);border-radius:999px;padding:4px 14px;
}
.pd-info{padding:26px 28px;overflow-y:auto}
.pd-tags{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:20px}
.pd-tags span{
  font-size:11px;letter-spacing:.18em;color:var(--gold);
  border:1px dashed rgba(201,160,99,.5);border-radius:999px;padding:5px 14px;
}
.pd-block{margin-bottom:20px}
.pd-block b{
  font-family:var(--serif);font-size:15px;letter-spacing:.16em;color:var(--peach);
  display:flex;align-items:center;gap:9px;margin-bottom:8px;
}
.pd-block b::before{content:"✚";font-size:11px}
.pd-block p{font-size:13.5px;color:var(--text-mid);line-height:1.95}
.pd-nav{display:flex;gap:12px;margin-top:26px}
.pd-nav button{
  flex:1;font-size:13px;letter-spacing:.14em;padding:13px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-mid);transition:all .3s;
}
.pd-nav button:hover{border-color:var(--peach);color:var(--peach)}

/* ============ 回顶 ============ */
.totop{
  position:fixed;right:26px;bottom:26px;z-index:900;
  width:52px;height:52px;border-radius:50%;
  background:rgba(14,29,54,.9);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1px solid var(--line);color:var(--peach);font-size:19px;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:all .4s var(--ease);
}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop:hover{border-color:var(--peach);transform:translateY(-4px)}

/* ============ 进场动画 ============ */
.js-anim .reveal{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.js-anim .reveal.in-view{opacity:1;transform:none}
.hero-title .reveal.ht-char{transform:translateY(46px) rotate(2deg)}
/* 卡片级联入场 */
.stagger > *{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.stagger.in-view > *{opacity:1;transform:none}
.stagger.in-view > *:nth-child(1){transition-delay:.02s}
.stagger.in-view > *:nth-child(2){transition-delay:.07s}
.stagger.in-view > *:nth-child(3){transition-delay:.12s}
.stagger.in-view > *:nth-child(4){transition-delay:.17s}
.stagger.in-view > *:nth-child(5){transition-delay:.22s}
.stagger.in-view > *:nth-child(6){transition-delay:.27s}
.stagger.in-view > *:nth-child(7){transition-delay:.32s}
.stagger.in-view > *:nth-child(8){transition-delay:.37s}
.stagger.in-view > *:nth-child(n+9){transition-delay:.4s}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .pattern-grid{grid-template-columns:repeat(3,1fr)}
  .merch-grid{grid-template-columns:repeat(3,1fr)}
  .lab-steps{grid-template-columns:repeat(3,1fr)}
  .r-stats{grid-template-columns:repeat(3,1fr)}
  .pipeline{grid-template-columns:repeat(3,1fr)}
  .pipeline li::after{display:none}
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;padding-top:calc(80px + 3vh)}
  .hero-art{display:none}
  .origin-grid,.lab-grid,.ip-grid{grid-template-columns:1fr}
  .ip-sheet{max-width:520px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .r-charts{grid-template-columns:1fr}
  .persona-grid{grid-template-columns:1fr}
  .fb-item{grid-template-columns:1fr}
  .fb-item i{transform:rotate(90deg);text-align:left;padding-left:2px}
  .foot-grid{grid-template-columns:1fr;gap:22px}
  .nav-links{
    position:fixed;inset:0;z-index:999;flex-direction:column;justify-content:center;
    background:rgba(8,15,30,.97);backdrop-filter:blur(20px);
    gap:8px;opacity:0;visibility:hidden;transition:all .45s var(--ease);
  }
  .nav-links a{font-family:var(--serif);font-size:30px;letter-spacing:.16em;padding:12px 0;text-align:center;opacity:0;transform:translateY(16px)}
  body.menu-open .nav-links{opacity:1;visibility:visible}
  body.menu-open .nav-links a{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease),color .3s}
  body.menu-open .nav-links a:nth-child(1){transition-delay:.05s}
  body.menu-open .nav-links a:nth-child(2){transition-delay:.1s}
  body.menu-open .nav-links a:nth-child(3){transition-delay:.15s}
  body.menu-open .nav-links a:nth-child(4){transition-delay:.2s}
  body.menu-open .nav-links a:nth-child(5){transition-delay:.25s}
  body.menu-open .nav-links a:nth-child(6){transition-delay:.3s}
  body.menu-open .nav-links a:nth-child(7){transition-delay:.35s}
  body.menu-open .nav-burger i:nth-child(1){transform:translateY(4px) rotate(45deg)}
  body.menu-open .nav-burger i:nth-child(2){transform:translateY(-4px) rotate(-45deg)}
  body.menu-open{overflow:hidden}
  .nav-burger{display:flex;position:relative;z-index:1001}
  .nav-mask{display:block}
  body.menu-open .nav{background:transparent;border-bottom-color:transparent;backdrop-filter:none}
  .nav-chip{display:none}
}
@media (max-width:640px){
  .pattern-grid{grid-template-columns:repeat(2,1fr)}
  .merch-grid{grid-template-columns:repeat(2,1fr)}
  .lab-steps{grid-template-columns:repeat(2,1fr)}
  .r-stats{grid-template-columns:repeat(2,1fr)}
  .pipeline{grid-template-columns:repeat(2,1fr)}
  .ip-apps{grid-template-columns:repeat(2,1fr)}
  .merch-feature figcaption{padding:40px 18px 20px}
  .merch-feature figcaption h3{font-size:20px}
  .hero-cta .btn{padding:13px 24px;font-size:13.5px}
  .hero-foot{font-size:10px;letter-spacing:.14em}
  .hero-foot-right{display:none}
  .pd-body{grid-template-columns:1fr;overflow-y:auto}
  .pd-figure img{max-height:52vh}
  .marquee-track{gap:24px}
}

/* ============================================================
   V2.1 特效层
   ============================================================ */

/* ---------- 滚动针脚进度条 ---------- */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:1600;pointer-events:none}
.scroll-progress::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:var(--p,0%);
  background:repeating-linear-gradient(90deg,var(--peach) 0 7px,transparent 7px 12px);
  transition:width .12s linear;
}
.scroll-progress i{
  position:absolute;left:var(--p,0%);top:50%;
  transform:translate(-50%,-50%) rotate(0deg);
  font-size:11px;font-style:normal;color:var(--peach);
  transition:left .12s linear;
}

/* ---------- 加载百分比 ---------- */
.loader-count{margin-top:20px;font-family:var(--en);font-style:italic;font-size:15px;letter-spacing:.24em;color:var(--gold)}

/* ---------- 针线光标 ---------- */
.cursor-dot,.cursor-ring{position:fixed;left:0;top:0;z-index:4000;pointer-events:none;opacity:0;transition:opacity .3s;will-change:transform}
.cursor-dot.on,.cursor-ring.on{opacity:1}
.cursor-dot{width:7px;height:7px;margin:-3.5px 0 0 -3.5px;border-radius:50%;background:var(--peach);box-shadow:0 0 10px rgba(214,107,120,.55)}
.cursor-ring{width:38px;height:38px;margin:-19px 0 0 -19px;border-radius:50%;border:1.5px solid rgba(214,107,120,.7);transition:opacity .3s,border-color .3s}
.cursor-ring::before{
  content:"✚";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--peach);opacity:0;transform:rotate(-90deg) scale(.4);
  transition:all .35s var(--ease);
}
.cursor-ring.hot{border-color:rgba(246,240,228,.95);border-style:dashed}
.cursor-ring.hot::before{opacity:1;transform:rotate(0) scale(1)}
body.cursor-on,body.cursor-on a,body.cursor-on button,body.cursor-on .p-card{cursor:none}
.thread-canvas{position:fixed;inset:0;width:100vw;height:100vh;z-index:3990;pointer-events:none}

/* ---------- 第二条反向描边跑马灯 ---------- */
.marquee-track-rev{animation:marq-rev 32s linear infinite;padding-top:0;margin-top:-4px}
.marquee-track-rev span{
  color:transparent;
  -webkit-text-stroke:1px rgba(255,246,241,.6);
  font-weight:600;letter-spacing:.3em;
}
.marquee-track-rev b{color:rgba(255,246,241,.45)}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marq-rev{from{transform:translateX(-50%)}to{transform:translateX(0)}}

/* ---------- 3D 倾斜卡片 + 高光 ---------- */
.tiltable,.stagger.in-view > .tiltable{
  transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));
  transition:transform .32s var(--ease),opacity .7s var(--ease),box-shadow .45s var(--ease),border-color .45s;
  will-change:transform;
}
.tiltable:hover,.stagger.in-view > .tiltable:hover{
  transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(-6px);
}
.tiltable::after{
  content:"";position:absolute;inset:0;z-index:5;pointer-events:none;border-radius:inherit;
  background:radial-gradient(280px circle at var(--gx,50%) var(--gy,50%),rgba(244,235,221,.13),transparent 62%);
  opacity:0;transition:opacity .4s;
}
.tiltable:hover::after{opacity:1}

/* ---------- 暗区鼠标聚光灯 ---------- */
.sec-ink::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(560px 380px at var(--mx,-999px) var(--my,-999px),rgba(214,107,120,.075),transparent 72%);
}

/* ---------- 标题揭幕 ---------- */
.js-anim .sec-head .sec-title{clip-path:inset(0 100% 0 0)}
.js-anim .sec-head.in-view .sec-title{animation:titlewipe 1.1s var(--ease) forwards .12s}
@keyframes titlewipe{to{clip-path:inset(0 -2% 0 0)}}

/* ---------- 逐字入场 ---------- */
.ch{display:inline-block;opacity:0;transform:translateY(16px)}
.chars-go .ch{animation:chrise .7s var(--ease) forwards;animation-delay:var(--cd,0s)}
@keyframes chrise{to{opacity:1;transform:none}}

/* ---------- 动态字重（可变字体呼吸） ---------- */
.ht-char{font-weight:900;transition:font-weight .7s var(--ease),color .7s var(--ease)}
.ht-char:hover{font-weight:460}
.foot-word{transition:font-weight .8s var(--ease)}
.foot-word:hover{font-weight:600}

/* ---------- 页脚大字流光 ---------- */
.foot-word{background-size:220% auto;animation:wordflow 9s linear infinite}
@keyframes wordflow{to{background-position:220% center}}

/* ---------- 灯箱 Ken Burns + 缺图兜底 ---------- */
.pattern-dialog .pd-figure img{animation:kenburns 16s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.055)}}
.img-missing{
  background:
    repeating-linear-gradient(45deg,rgba(244,235,221,.06) 0 12px,transparent 12px 24px),
    linear-gradient(150deg,var(--ink-2),var(--ink-3));
  position:relative;
}
.img-missing::before{
  content:"✚ 档案图待补";position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-low);font-size:12px;letter-spacing:.3em;
}
/* 纹样卡 hover 色彩微移 */
.p-card-fig img{filter:saturate(.94)}
.p-card:hover .p-card-fig img{filter:saturate(1.1) contrast(1.04)}

/* ---------- 触屏 / 低动效降级 ---------- */
@media (pointer:coarse){
  .cursor-dot,.cursor-ring,.thread-canvas{display:none}
}
@media (prefers-reduced-motion:reduce){
  .cursor-dot,.cursor-ring,.thread-canvas,.scroll-progress i{display:none}
  .tiltable,.stagger.in-view > .tiltable{transform:none}
  .pattern-dialog .pd-figure img,.foot-word{animation:none}
  .ht-char{font-weight:900!important}
}