/* ============================================================
   00.LINK 零界弦译 — Premium Editorial Stylesheet
   ============================================================ */

:root{
  --paper:#F3EFE8;
  --paper-2:#FAF8F4;
  --paper-3:#EAE4D9;
  --ink:#14130F;
  --ink-2:#1C1B17;
  --muted:#6E6A61;
  --muted-2:#928C81;
  --line:rgba(20,19,15,.14);
  --line-soft:rgba(20,19,15,.08);
  --gold:#A07C4E;
  --gold-2:#C6A87C;
  --pink:#DFC0B9;
  --serif:"Songti SC","Noto Serif SC","Source Han Serif SC","Source Han Serif CN",Georgia,"Times New Roman",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --nav-h:76px;
  --r-lg:clamp(12px,1.1vw,20px);
  --r-md:clamp(10px,.9vw,16px);
  --r-sm:clamp(8px,.7vw,12px);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:15px;line-height:1.85;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
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(--ink);color:var(--paper);}

.wrap{max-width:1320px;margin:0 auto;padding:0 clamp(20px,4vw,48px);}
.section{padding:clamp(76px,9vw,140px) 0;}

/* ---------- type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-size:10px;font-weight:500;letter-spacing:.34em;text-transform:uppercase;
  color:var(--gold);line-height:1;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold);opacity:.6;}
.eyebrow.plain::before{display:none;}
h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:.01em;}
.display{font-size:clamp(46px,7.4vw,104px);line-height:.98;letter-spacing:-.01em;}
.h2{font-size:clamp(30px,4.4vw,56px);line-height:1.14;}
.h3{font-size:clamp(22px,2.4vw,30px);line-height:1.25;}
.lead{font-size:15px;color:var(--muted);line-height:2;letter-spacing:.02em;}
.en-line{font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted-2);}
.num{font-variant-numeric:tabular-nums;}

/* ---------- English typography ---------- */
/* 中文用宋体，英文改用衬线拉丁字体，并收紧字距以适配西文排版 */
html[lang="en"]{
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
}
html[lang="en"] .display{letter-spacing:-.022em;line-height:.96;}
html[lang="en"] .h2{letter-spacing:-.012em;line-height:1.08;}
html[lang="en"] .lead{letter-spacing:.004em;line-height:1.8;}
html[lang="en"] .eyebrow{letter-spacing:.26em;}
html[lang="en"] .en-line{letter-spacing:.24em;}
html[lang="en"] .nav-links a{letter-spacing:.09em;}
html[lang="en"] .logo span{letter-spacing:.16em;}
html[lang="en"] .hero-desc{letter-spacing:.004em;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 34px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.18em;
  transition:background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),transform .4s var(--ease);
  white-space:nowrap;
}
.btn svg{width:14px;height:14px;transition:transform .4s var(--ease);}
.btn:hover svg{transform:translateX(4px);}
.btn-dark{background:var(--ink);color:var(--paper);}
.btn-dark:hover{background:#000;transform:translateY(-2px);}
.btn-outline{border:1px solid var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--ink);background:rgba(20,19,15,.04);}
.btn-light{background:var(--paper);color:var(--ink);}
.btn-light:hover{background:#fff;transform:translateY(-2px);}
.btn-ghost-light{border:1px solid rgba(243,239,232,.35);color:var(--paper);}
.btn-ghost-light:hover{border-color:var(--paper);background:rgba(243,239,232,.08);}
.link-u{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.16em;
  border-bottom:1px solid var(--line);padding-bottom:4px;transition:border-color .3s,gap .3s;
  white-space:nowrap;
}
.link-u svg{width:13px;height:13px;flex:0 0 13px;}
.link-u:hover{border-color:var(--ink);gap:12px;}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--nav-h);
  display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .5s var(--ease),border-color .5s var(--ease),backdrop-filter .5s;
}
.nav.solid{
  background:rgba(243,239,232,.88);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom-color:var(--line-soft);
}
.nav-inner{
  width:100%;max-width:1320px;margin:0 auto;padding:0 clamp(20px,4vw,48px);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:flex;align-items:baseline;gap:12px;line-height:1;}
.logo b{font-family:var(--sans);font-size:17px;font-weight:700;letter-spacing:.16em;}
.logo span{font-size:11px;letter-spacing:.2em;color:var(--muted);}
.nav-links{display:flex;align-items:center;gap:clamp(14px,1.9vw,30px);}
.nav-links a{
  font-size:12px;letter-spacing:.14em;color:var(--muted);position:relative;padding:6px 0;
  transition:color .3s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--ink);
  transition:width .4s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:14px;}
.lang-switch{display:flex;align-items:stretch;border:1px solid var(--line);}
.lang-switch a{
  display:flex;align-items:center;justify-content:center;
  min-width:30px;height:28px;padding:0 9px;
  font-family:var(--sans);font-size:10.5px;font-weight:500;letter-spacing:.1em;
  color:var(--muted-2);transition:background .3s var(--ease),color .3s var(--ease);
}
.lang-switch a.on{background:var(--ink);color:var(--paper);}
.lang-switch a:not(.on):hover{color:var(--ink);background:var(--paper-3);}
.mobile-menu .lang-switch{margin-top:24px;align-self:flex-start;}
.mobile-menu .lang-switch a{font-family:var(--sans);font-size:11px;padding:0 12px;height:32px;border:none;}
.nav-buy{
  height:40px;padding:0 22px;border-radius:999px;background:var(--ink);color:var(--paper);
  font-size:11px;letter-spacing:.16em;display:inline-flex;align-items:center;
  transition:background .3s,transform .3s;
}
.nav-buy:hover{background:#000;transform:translateY(-1px);}
.menu-btn{display:none;width:40px;height:40px;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.menu-btn i{display:block;width:20px;height:1px;background:var(--ink);transition:transform .3s,opacity .3s;}
.menu-btn.open i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-btn.open i:nth-child(2){opacity:0;}
.menu-btn.open i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-menu{
  position:fixed;inset:var(--nav-h) 0 auto 0;z-index:110;background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:20px clamp(20px,4vw,48px) 34px;
  display:none;flex-direction:column;gap:4px;
}
.mobile-menu.show{display:flex;}
.mobile-menu a{
  font-family:var(--serif);font-size:26px;padding:12px 0;border-bottom:1px solid var(--line-soft);
}
.mobile-menu .btn{margin-top:22px;width:100%;}

/* ---------- hero ---------- */
.hero{
  position:relative;padding-top:calc(var(--nav-h) + clamp(28px,5vw,64px));
  padding-bottom:clamp(40px,6vw,80px);
  background:
    radial-gradient(ellipse 60% 50% at 78% 18%,rgba(223,192,185,.28),transparent 62%),
    radial-gradient(ellipse 50% 40% at 12% 82%,rgba(198,168,124,.16),transparent 65%);
}
.hero-grid{
  display:grid;grid-template-columns:1.02fr .98fr;
  gap:clamp(28px,5vw,72px);align-items:center;min-height:calc(100vh - var(--nav-h) - 120px);
}
.hero-copy h1{margin:22px 0 0;}
.hero-copy .en-line{margin-top:20px;}
.hero-desc{max-width:430px;margin-top:22px;font-size:15px;line-height:2;color:var(--muted);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.hero-visual{position:relative;}
.hero-media{
  position:relative;aspect-ratio:4/3.5;overflow:hidden;background:var(--paper-3);
  box-shadow:0 40px 80px -50px rgba(20,19,15,.5);
}
.hero-media video,.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
  pointer-events:none;
}
.hero-frame{
  position:absolute;inset:-14px;border:1px solid var(--line);pointer-events:none;z-index:-1;
}
.hero-scroll{
  position:absolute;right:clamp(20px,4vw,48px);bottom:26px;display:flex;align-items:center;gap:10px;
  font-size:9px;letter-spacing:.3em;color:var(--muted-2);writing-mode:vertical-rl;
}
.hero-scroll::after{content:"";width:1px;height:44px;background:var(--line);animation:drop 2.4s infinite var(--ease);}
@keyframes drop{0%{transform:scaleY(.2);transform-origin:top;}50%{transform:scaleY(1);transform-origin:top;}100%{transform:scaleY(.2);transform-origin:top;}}

.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);margin-top:clamp(44px,6vw,76px);
}
.stats .stat{padding:22px 0 0;border-right:1px solid var(--line);padding-right:16px;}
.stats .stat:last-child{border-right:none;}
.stats .stat b{display:block;font-family:var(--serif);font-size:clamp(24px,2.6vw,32px);font-weight:500;line-height:1.1;}
.stats .stat span{display:block;font-size:10px;letter-spacing:.18em;color:var(--muted-2);margin-top:6px;}

/* ---------- marquee ---------- */
.marquee{
  background:var(--ink);color:var(--paper-3);overflow:hidden;
  border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);
}
.marquee-track{display:flex;width:max-content;animation:slide 46s linear infinite;}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track span{
  display:inline-flex;align-items:center;gap:26px;padding:16px 26px 16px 0;
  font-size:10px;letter-spacing:.3em;text-transform:uppercase;white-space:nowrap;color:rgba(243,239,232,.62);
}
.marquee-track span::after{content:"◆";font-size:6px;color:var(--gold-2);}
@keyframes slide{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---------- section head ---------- */
.sec-head{display:grid;grid-template-columns:1fr auto;align-items:end;gap:32px;margin-bottom:clamp(36px,4.6vw,64px);}
.sec-head .h2{margin-top:18px;}
.sec-head .lead{max-width:420px;justify-self:end;text-align:right;}
.sec-index{font-size:10px;letter-spacing:.34em;color:var(--gold);}

/* ---------- collection ---------- */
.collection{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(16px,2.4vw,34px) clamp(16px,2vw,28px);}
.card{
  position:relative;display:block;grid-column:span 4;
}
.card.wide{grid-column:span 7;}
.card.half{grid-column:span 5;}
.card-media{
  position:relative;overflow:hidden;background:var(--paper-3);aspect-ratio:4/3;
}
.card.wide .card-media,.card.half .card-media{aspect-ratio:auto;height:clamp(300px,32vw,460px);}
.card-media img,.card-media video{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform 1.1s var(--ease),opacity .6s var(--ease);
}
.card-media video{opacity:0;}
.card:hover .card-media img{transform:scale(1.045);}
.card.playing .card-media video{opacity:1;}
.card.playing .card-media img{opacity:0;}
.card-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(250,248,244,.92);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  padding:6px 12px;font-size:9px;letter-spacing:.2em;color:var(--ink);text-transform:uppercase;
}
.card-meta{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding-top:16px;}
.card-meta>div:first-child{min-width:0;}
.card-name{font-family:var(--serif);font-size:clamp(19px,1.7vw,23px);font-weight:500;line-height:1.3;}
.card-en{display:block;font-size:9px;letter-spacing:.26em;color:var(--muted-2);margin-top:6px;text-transform:uppercase;}
.card-price{font-size:14px;letter-spacing:.04em;white-space:nowrap;padding-top:4px;font-variant-numeric:tabular-nums;}
.card-arrow{
  display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-size:10px;letter-spacing:.2em;color:var(--muted-2);
  opacity:0;transform:translateY(4px);transition:opacity .4s,transform .4s,color .4s;
}
.card:hover .card-arrow{opacity:1;transform:none;color:var(--gold);}
.card-arrow svg{width:12px;height:12px;}
.tone img,.tone video{filter:saturate(.42) sepia(.16) contrast(1.02) brightness(1.03);}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,80px);align-items:center;}
.split-media{position:relative;overflow:hidden;aspect-ratio:4/3.2;background:var(--paper-3);}
.split-media img,.split-media video{width:100%;height:100%;object-fit:cover;}
.split-media.tall{aspect-ratio:3/3.6;}
.split-body .h2{margin:18px 0 20px;}
.split-body .lead{max-width:460px;}
.bullets{list-style:none;margin-top:30px;border-top:1px solid var(--line);}
.bullets li{
  display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--line);
  font-size:13px;color:var(--ink);letter-spacing:.02em;
}
.bullets li i{font-style:normal;font-size:9px;letter-spacing:.2em;color:var(--gold);padding-top:4px;min-width:26px;}

/* ---------- craft (dark) ---------- */
.dark{background:var(--ink);color:var(--paper);}
.dark .lead{color:rgba(243,239,232,.62);}
.dark .eyebrow{color:var(--gold-2);}
.dark .eyebrow::before{background:var(--gold-2);}
.craft-media{
  position:relative;width:100%;aspect-ratio:21/8;overflow:hidden;background:#22211C;
  margin-bottom:clamp(30px,4vw,54px);
}
.craft-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.6s var(--ease);}
.craft-media:hover img{transform:scale(1.03);}
.craft-media figcaption{
  position:absolute;left:0;bottom:0;padding:16px 20px;
  font-size:9px;letter-spacing:.26em;text-transform:uppercase;color:rgba(20,19,15,.55);
  background:linear-gradient(to top,rgba(250,248,244,.5),transparent);
  right:0;
}
.craft-head{display:grid;grid-template-columns:1fr .9fr;gap:clamp(24px,4vw,60px);align-items:end;}
.craft-list{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0 clamp(18px,2.4vw,32px);
  margin-top:clamp(30px,4vw,48px);
}
.craft-item{padding:20px 0 0;border-top:1px solid rgba(243,239,232,.18);}
.craft-item .idx{font-size:10px;letter-spacing:.2em;color:var(--gold-2);display:block;margin-bottom:14px;}
.craft-item h3{font-size:clamp(16px,1.5vw,19px);font-weight:500;margin-bottom:8px;line-height:1.4;}
.craft-item p{font-size:12.5px;line-height:1.95;color:rgba(243,239,232,.58);}

/* ---------- technology ---------- */
.tech-nums{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin:clamp(30px,4vw,52px) 0 clamp(34px,4.4vw,60px);
}
.tech-nums .q{padding:26px 22px 26px 0;border-right:1px solid var(--line);}
.tech-nums .q:last-child{border-right:none;}
.tech-nums .q b{display:block;font-family:var(--serif);font-size:clamp(28px,3.4vw,44px);font-weight:500;line-height:1;}
.tech-nums .q span{display:block;margin-top:10px;font-size:10px;letter-spacing:.2em;color:var(--muted-2);}
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.tech-card{background:var(--paper);padding:clamp(22px,2.6vw,34px);transition:background .4s;}
.tech-card:hover{background:var(--paper-2);}
.tech-card svg{width:26px;height:26px;stroke:var(--gold);fill:none;stroke-width:1.1;margin-bottom:18px;}
.tech-card h3{font-size:17px;font-family:var(--sans);font-weight:600;letter-spacing:.02em;margin-bottom:8px;}
.tech-card p{font-size:12.5px;line-height:1.95;color:var(--muted);}

/* ---------- band ---------- */
.band{position:relative;height:min(78vh,720px);overflow:hidden;background:#0B0A08;}
.band video,.band img{width:100%;height:100%;object-fit:cover;object-position:50% 50%;opacity:.92;}
.band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(10,9,7,.72) 0%,rgba(10,9,7,.06) 46%,rgba(10,9,7,.28) 100%);
}
.band-cap{
  position:absolute;left:0;right:0;bottom:0;z-index:2;color:var(--paper);
  padding:0 clamp(20px,4vw,48px) clamp(30px,4vw,54px);
  max-width:1320px;margin:0 auto;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
}
.band-cap .h2{max-width:620px;color:var(--paper);}
.band-cap .en-line{color:rgba(243,239,232,.66);}
.band-cap .meta{font-size:10px;letter-spacing:.22em;color:rgba(243,239,232,.7);text-align:right;line-height:2;}

/* ---------- guide ---------- */
.guide{display:grid;grid-template-columns:1.25fr .85fr;gap:clamp(26px,4vw,64px);align-items:start;}
.guide-media{position:relative;background:#0B0A08;aspect-ratio:16/9;overflow:hidden;}
.guide-media video{width:100%;height:100%;object-fit:cover;display:block;}
.guide-steps{list-style:none;display:flex;flex-direction:column;gap:0;}
.guide-steps li{
  display:grid;grid-template-columns:52px 1fr;gap:20px;
  padding:26px 0;border-top:1px solid var(--line);
}
.guide-steps li:last-child{border-bottom:1px solid var(--line);}
.guide-steps .n{
  font-family:var(--serif);font-size:15px;color:var(--gold);
  letter-spacing:.06em;padding-top:3px;
}
.guide-steps h3{font-size:17px;font-weight:600;margin-bottom:8px;letter-spacing:.02em;}
.guide-steps p{font-size:12.5px;line-height:1.95;color:var(--muted);}

/* ---------- accessories ---------- */
.acc-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(26px,4vw,64px);align-items:start;}
.acc-media{overflow:hidden;background:var(--paper-3);position:relative;}
.acc-media img{width:100%;height:100%;object-fit:cover;display:block;}
.acc-media figcaption{
  position:absolute;left:0;bottom:0;right:0;padding:18px 20px;
  font-size:9px;letter-spacing:.26em;text-transform:uppercase;color:var(--ink);
  background:linear-gradient(to top,rgba(250,248,244,.94),rgba(250,248,244,.66) 58%,rgba(250,248,244,0));
}
.acc-side{display:flex;flex-direction:column;gap:clamp(24px,3vw,40px);}
.acc-charge{
  display:grid;grid-template-columns:54px 1fr;gap:20px;
  padding:clamp(22px,2.6vw,30px);border:1px solid var(--line);background:var(--paper-2);
}
.acc-charge-icon{
  width:54px;height:54px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--paper);
}
.acc-charge-icon svg{width:26px;height:26px;stroke:var(--gold);fill:none;stroke-width:1.1;}
.acc-kicker{
  display:block;font-size:9px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--gold);margin-bottom:8px;
}
.acc-charge h3{font-family:var(--serif);font-size:clamp(19px,1.9vw,24px);font-weight:500;margin-bottom:10px;}
.acc-charge p{font-size:12.5px;line-height:1.95;color:var(--muted);}
.acc-list{list-style:none;display:flex;flex-direction:column;}
.acc-list li{
  display:grid;grid-template-columns:44px 1fr;gap:18px;
  padding:22px 0;border-top:1px solid var(--line);
}
.acc-list li:last-child{border-bottom:1px solid var(--line);}
.acc-ico{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
}
.acc-ico svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:1.1;}
.acc-list h4{font-size:15px;font-weight:600;margin-bottom:6px;letter-spacing:.02em;}
.acc-list p{font-size:12.5px;line-height:1.9;color:var(--muted);}

/* ---------- wild ---------- */
.wild-strip{
  display:flex;gap:clamp(12px,1.6vw,20px);overflow-x:auto;padding-bottom:14px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  -webkit-mask-image:linear-gradient(to right,#000 92%,transparent 100%);
  mask-image:linear-gradient(to right,#000 92%,transparent 100%);
}
.wild-strip::-webkit-scrollbar{height:2px;}
.wild-strip::-webkit-scrollbar-thumb{background:var(--line);}
.wild-item{flex:0 0 clamp(190px,20vw,260px);scroll-snap-align:start;}
.wild-item .ph{aspect-ratio:3/4;overflow:hidden;background:var(--paper-3);}
.wild-item img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);transition:filter .6s,transform 1s var(--ease);}
.wild-item:hover img{filter:grayscale(0);transform:scale(1.03);}
.wild-item figcaption{display:flex;justify-content:space-between;gap:8px;margin-top:10px;font-size:9px;letter-spacing:.18em;color:var(--muted-2);text-transform:uppercase;}

/* ---------- cta ---------- */
.cta{background:var(--ink);color:var(--paper);text-align:center;padding:clamp(76px,9vw,132px) 0;}
.cta .h2{color:var(--paper);margin:20px auto 0;max-width:760px;}
.cta .lead{color:rgba(243,239,232,.6);max-width:520px;margin:20px auto 0;}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:38px;}
.cta-price{font-family:var(--serif);font-size:clamp(26px,3vw,34px);margin-top:34px;letter-spacing:.02em;}
.cta-price small{font-size:12px;letter-spacing:.2em;color:rgba(243,239,232,.55);margin-left:8px;}

/* ---------- footer ---------- */
.footer{padding:clamp(52px,6vw,80px) 0 34px;border-top:1px solid var(--line);}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:clamp(24px,4vw,56px);}
.foot-brand b{font-size:17px;letter-spacing:.16em;font-weight:700;}
.foot-brand span{display:block;font-size:9px;letter-spacing:.28em;color:var(--muted-2);margin-top:6px;}
.foot-brand p{font-size:12.5px;line-height:2;color:var(--muted);margin-top:18px;max-width:320px;}
.foot-col h4{font-size:10px;letter-spacing:.26em;color:var(--muted-2);text-transform:uppercase;margin-bottom:16px;font-weight:500;}
.foot-col a,.foot-col p{display:block;font-size:12.5px;color:var(--muted);margin-bottom:9px;transition:color .3s;}
.foot-col a:hover{color:var(--ink);}
.foot-bottom{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  margin-top:clamp(34px,4vw,56px);padding-top:20px;border-top:1px solid var(--line-soft);
  font-size:10px;letter-spacing:.12em;color:var(--muted-2);line-height:1.9;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);}
.reveal.in{opacity:1;transform:none;}
html.static .reveal{opacity:1;transform:none;transition:none;}
html.static{scroll-behavior:auto;}
html.static .hero-grid{min-height:0;}
html.static .band{height:640px;}
html.static .nav{position:absolute;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;}
  .marquee-track{animation:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================
   PRODUCT DETAIL
   ============================================================ */
.p-hero{padding-top:calc(var(--nav-h) + clamp(26px,4vw,48px));}
.crumb{display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:.2em;color:var(--muted-2);text-transform:uppercase;}
.crumb a:hover{color:var(--ink);}
.crumb i{font-style:normal;opacity:.5;}
.p-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(30px,5vw,72px);margin-top:clamp(24px,3vw,40px);align-items:start;}
.gallery-main{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);}
.gallery-main img{width:100%;height:100%;object-fit:cover;transition:opacity .5s var(--ease),transform 1.2s var(--ease);}
.gallery-main.switching img{opacity:0;}
.gallery-thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px;}
.thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);border:1px solid transparent;transition:border-color .3s,opacity .3s;opacity:.72;}
.thumb img{width:100%;height:100%;object-fit:cover;}
.thumb:hover{opacity:1;}
.thumb.active{border-color:var(--ink);opacity:1;}
.thumb .lab{
  position:absolute;left:8px;bottom:8px;font-size:8px;letter-spacing:.18em;
  background:rgba(250,248,244,.9);padding:3px 7px;color:var(--ink);text-transform:uppercase;
}
.p-info{position:sticky;top:calc(var(--nav-h) + 26px);}
.p-info .tag{font-size:10px;letter-spacing:.28em;color:var(--gold);text-transform:uppercase;}
.p-info h1{font-size:clamp(34px,4.2vw,50px);line-height:1.1;margin:14px 0 10px;}
.p-info .en-line{margin-bottom:22px;}
.p-price{display:flex;align-items:baseline;gap:10px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.p-price b{font-family:var(--serif);font-size:30px;font-weight:500;letter-spacing:.02em;}
.p-price span{font-size:11px;letter-spacing:.16em;color:var(--muted-2);}
.p-desc{font-size:14px;line-height:2.05;color:var(--muted);margin-top:20px;}
.p-feats{list-style:none;margin-top:22px;}
.p-feats li{display:flex;gap:12px;font-size:13px;line-height:1.8;padding:7px 0;color:var(--ink);}
.p-feats li svg{width:14px;height:14px;flex:0 0 14px;margin-top:6px;stroke:var(--gold);fill:none;stroke-width:1.4;}
.p-actions{display:flex;gap:10px;margin-top:26px;}
.p-actions .btn{flex:1;height:54px;}
.p-notes{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;font-size:10px;letter-spacing:.12em;color:var(--muted-2);}
.p-notes span{display:inline-flex;align-items:center;gap:6px;}
.p-notes span::before{content:"";width:4px;height:4px;background:var(--gold);border-radius:50%;}
.swatches{margin-top:26px;padding-top:18px;border-top:1px solid var(--line);}
.swatches h4{font-size:9px;letter-spacing:.24em;color:var(--muted-2);text-transform:uppercase;margin-bottom:12px;font-weight:500;}
.swatch-row{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;}
.swatch{
  display:inline-flex;align-items:center;gap:7px;padding:8px 10px;border:1px solid var(--line);
  font-size:10.5px;letter-spacing:.02em;transition:border-color .3s,background .3s;
  white-space:nowrap;overflow:hidden;
}
.swatch:hover{border-color:var(--ink);}
.swatch.active{border-color:var(--ink);background:rgba(20,19,15,.05);}
.swatch i{width:14px;height:14px;border-radius:50%;display:block;border:1px solid rgba(20,19,15,.16);flex:0 0 14px;}

.p-film{background:var(--ink);color:var(--paper);padding:clamp(60px,7vw,100px) 0;}
.p-film .wrap{max-width:1000px;}
.p-film-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.p-film-head .h2{color:var(--paper);font-size:clamp(24px,3vw,34px);}
.p-film-head .en-line{color:rgba(243,239,232,.55);}
.p-film-media{position:relative;overflow:hidden;background:#0B0A08;aspect-ratio:4/3;}
.p-film-media video,.p-film-media img{width:100%;height:100%;object-fit:contain;}
.p-film-media.still{aspect-ratio:3/2;}
.p-film-media.still img{animation:kb 22s ease-in-out infinite alternate;}
@keyframes kb{from{transform:scale(1.02) translate3d(0,0,0);}to{transform:scale(1.12) translate3d(-1.5%,-1%,0);}}
.p-film-cap{margin-top:14px;font-size:10px;letter-spacing:.18em;color:rgba(243,239,232,.45);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}

.detail-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,2vw,24px);}
.detail-gallery .g1,.detail-gallery .g2,.detail-gallery .g3{grid-column:auto;}
.detail-gallery .ph{overflow:hidden;background:var(--paper-3);aspect-ratio:4/3;}
.detail-gallery .g1 .ph,.detail-gallery .g2 .ph{aspect-ratio:4/3;height:auto;}
.detail-gallery .g3 .ph{aspect-ratio:4/3;}
.detail-gallery img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease);}
.detail-gallery figure:hover img{transform:scale(1.035);}
.detail-gallery figcaption{display:flex;justify-content:space-between;gap:10px;margin-top:12px;font-size:10px;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;}

/* ---------- capabilities (商务款) ---------- */
.cap-sec{background:var(--paper-2);}
.cap-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.cap{background:var(--paper-2);padding:clamp(20px,2.2vw,30px);transition:background .4s var(--ease);}
.cap:hover{background:var(--paper);}
.cap-ic{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);margin-bottom:18px;}
.cap-ic svg{width:22px;height:22px;stroke:var(--gold);fill:none;stroke-width:1.15;stroke-linecap:round;stroke-linejoin:round;}
.cap h4{font-family:var(--serif);font-size:16px;font-weight:500;letter-spacing:.03em;margin-bottom:8px;line-height:1.5;}
.cap p{font-size:11.5px;line-height:1.95;color:var(--muted);letter-spacing:.01em;}


.detail3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,2vw,24px);margin-top:clamp(30px,4vw,48px);}.detail3 figure{position:relative;}
.detail3 .ph{aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);}
.detail3 img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease);}
.detail3 figure:hover img{transform:scale(1.04);}
.detail3 figcaption{display:flex;justify-content:space-between;gap:10px;margin-top:12px;font-size:10px;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;}

.spec-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,80px);align-items:start;}
.spec-table{width:100%;border-collapse:collapse;margin-top:6px;}
.spec-table tr{border-bottom:1px solid var(--line);}
.spec-table td{padding:15px 0;font-size:13px;vertical-align:top;line-height:1.8;}
.spec-table td:first-child{width:34%;color:var(--muted-2);letter-spacing:.06em;font-size:11px;text-transform:uppercase;}
.spec-note{font-size:10.5px;line-height:2;color:var(--muted-2);margin-top:22px;}

.related{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,26px);}
.related .card{grid-column:auto;}

/* ---------- modal ---------- */
.modal{
  position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  padding:20px;background:rgba(20,19,15,.62);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:opacity .4s var(--ease),visibility .4s;
}
.modal.show{opacity:1;visibility:visible;}
.modal-card{
  background:var(--paper-2);width:min(460px,100%);padding:34px;position:relative;
  transform:translateY(16px);transition:transform .5s var(--ease);
  max-height:calc(100vh - 40px);overflow-y:auto;
}
.modal.show .modal-card{transform:none;}
.modal-close{position:absolute;right:14px;top:12px;font-size:20px;line-height:1;color:var(--muted);padding:6px;}
.modal h3{font-family:var(--serif);font-size:26px;font-weight:500;}
.modal .en-line{margin-top:6px;}
.modal-prod{display:flex;gap:14px;align-items:center;margin:20px 0;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.modal-prod img{width:66px;height:50px;object-fit:cover;}
.modal-prod b{display:block;font-size:14px;font-weight:600;}
.modal-prod span{font-size:13px;color:var(--gold);}
.qr-box{width:186px;height:186px;margin:6px auto 12px;background:#fff;border:1px solid var(--line);padding:10px;}
.qr-box img{width:100%;height:100%;object-fit:contain;}
.modal .tip{text-align:center;font-size:11px;letter-spacing:.14em;color:var(--muted);}
.modal .note{font-size:10.5px;line-height:1.9;color:var(--muted-2);text-align:center;margin-top:14px;}
.modal-div{display:flex;align-items:center;gap:12px;margin:20px 0 16px;font-size:9px;letter-spacing:.24em;color:var(--muted-2);}
.modal-div::before,.modal-div::after{content:"";flex:1;height:1px;background:var(--line);}
.modal-contact{display:flex;flex-direction:column;gap:10px;font-size:12.5px;}
.modal-contact .row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 14px;border:1px solid var(--line);}
.modal-contact .row button{font-size:10px;letter-spacing:.16em;color:var(--gold);}
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);z-index:300;
  background:var(--ink);color:var(--paper);padding:12px 22px;font-size:11px;letter-spacing:.14em;
  opacity:0;visibility:hidden;transition:all .4s var(--ease);
}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0);}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .hero-grid{grid-template-columns:1fr;min-height:0;gap:40px;}
  .hero-visual{order:-1;}
  .hero-media{aspect-ratio:4/3.2;}
  .hero-scroll{display:none;}
  .sec-head{grid-template-columns:1fr;}
  .sec-head .lead{justify-self:start;text-align:left;max-width:560px;}
  .craft{grid-template-columns:1fr;}
  .craft-head{grid-template-columns:1fr;gap:16px;}
  .craft-list{grid-template-columns:1fr 1fr;gap:0 22px;}
  .craft-media{aspect-ratio:16/9;}
  .p-grid{grid-template-columns:1fr;}
  .p-info{position:static;}
  .spec-wrap{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .tech-grid{grid-template-columns:repeat(2,1fr);}
  .guide{grid-template-columns:1fr;}
  .acc-grid{grid-template-columns:1fr;}
  .cap-grid{grid-template-columns:repeat(3,1fr);}
  .cap-grid .cap:last-child:nth-child(odd){grid-column:span 2;}
}
@media(max-width:860px){
  .nav-links{display:none;}
  .nav-buy{display:none;}
  .menu-btn{display:flex;}
  .collection{grid-template-columns:repeat(2,1fr);}
  .card,.card.wide,.card.half{grid-column:span 1;}
  .card.wide .card-media,.card.half .card-media{aspect-ratio:4/3;height:auto;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stats .stat{border-right:none;border-bottom:1px solid var(--line);padding:18px 0;}
  .stats .stat:nth-child(odd){border-right:1px solid var(--line);padding-right:14px;}
  .stats .stat:nth-child(3),.stats .stat:nth-child(4){border-bottom:none;}
  .tech-nums{grid-template-columns:repeat(2,1fr);}
  .tech-nums .q{border-bottom:1px solid var(--line);}
  .tech-nums .q:nth-child(2n){border-right:none;}
  .tech-nums .q:nth-child(3),.tech-nums .q:nth-child(4){border-bottom:none;}
  .split{grid-template-columns:1fr;}
  .detail-gallery .g1,.detail-gallery .g2,.detail-gallery .g3{grid-column:span 12;}
  .detail-gallery .g3 .ph{aspect-ratio:4/3;}
  .detail3{grid-template-columns:1fr;gap:20px;}
  .related{grid-template-columns:1fr 1fr;}
  .related .card:last-child{display:none;}
  .band{height:62vh;}
  .band-cap{flex-direction:column;align-items:flex-start;}
  .band-cap .meta{text-align:left;}
}
@media(max-width:560px){
  body{font-size:14px;}
  .display{font-size:clamp(38px,11vw,54px);}
  .collection{grid-template-columns:1fr;}
  .p-actions{flex-direction:column;}
  .modal-card{padding:26px 22px;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .tech-grid{grid-template-columns:1fr;}
  .craft-list{grid-template-columns:1fr;}
  .craft-media{aspect-ratio:4/3;}
  .hero-copy .en-line{font-size:9.5px;letter-spacing:.16em;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;flex:none;}
  .guide-steps li{grid-template-columns:38px 1fr;gap:14px;padding:20px 0;}
  .acc-charge{grid-template-columns:42px 1fr;gap:14px;padding:20px 18px;}
  .acc-charge-icon{width:42px;height:42px;}
  .acc-charge-icon svg{width:21px;height:21px;}
  .acc-list li{grid-template-columns:38px 1fr;gap:14px;padding:18px 0;}
  .acc-ico{width:38px;height:38px;}
  .acc-ico svg{width:19px;height:19px;}
  .cap-grid{grid-template-columns:repeat(2,1fr);}
  .cap-grid .cap:last-child:nth-child(odd){grid-column:span 2;}
  .cap{padding:18px 16px;}
  .cap-ic{width:38px;height:38px;margin-bottom:14px;}
  .cap-ic svg{width:19px;height:19px;}
  .cap h4{font-size:14.5px;}
}

/* ---------- 导航不换行 ---------- */
.nav-links a,.logo span,.nav-buy{white-space:nowrap;}

/* 英文标签更长，导航更早收进汉堡菜单，避免挤压换行 */
@media(max-width:1024px){
  html[lang="en"] .nav-links,
  html[lang="en"] .nav-buy{display:none;}
  html[lang="en"] .menu-btn{display:flex;}
  html[lang="en"] .nav-right{gap:12px;}
}

/* ---------- 图片圆角 ---------- */
/* 大图（首页视频、产品卡、工艺横幅、指南、配件、产品页主图与影像） */
.hero-media,
.card-media,
.split-media,
.craft-media,
.guide-media,
.acc-media,
.p-film-media,
.gallery-main{
  border-radius:var(--r-lg);
}
/* 中图（细节图、买家秀、缩略图） */
.wild-item .ph,
.detail-gallery .ph,
.detail3 .ph,
.thumb{
  border-radius:var(--r-md);
}
/* 小图（购买弹窗内缩略图） */
.modal-prod img{
  border-radius:var(--r-sm);
}