/* ============================================================
   维密零售 · 共享样式  /assets/site.css
   骨架：墨黑 + 柔雾白 + 单点维密粉
   ============================================================ */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,dl,dd,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img,picture,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;border-spacing:0;width:100%}
th,td{text-align:left}
:focus-visible{outline:2px solid var(--pink);outline-offset:3px}

/* ---------- tokens ---------- */
:root{
  --ink:#0B0B0F;
  --mist:#FAF7F4;
  --pink:#E0197C;
  --rose:#8E0B4C;
  --gold:#C6A15B;
  --gold-pale:#EBD9B4;
  --gray:#6E6E78;
  --line:#E4DFDA;
  --blush:#F9E7F0;
  --plum:#2A1626;

  --font-display:"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --font-mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --shell:1320px;
  --gutter:clamp(18px,4vw,56px);
  --gap:clamp(16px,2.4vw,40px);
  --sec:clamp(56px,8vw,116px);

  --on-dark:rgba(250,247,244,.78);
  --on-dark-soft:rgba(250,247,244,.52);
  --hair-dark:rgba(250,247,244,.16);
}

/* ---------- base ---------- */
body{
  background:var(--mist);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  font-weight:400;
  overflow-x:hidden;
}
::selection{background:var(--pink);color:#fff}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:200;line-height:1.2;letter-spacing:.02em}
h1{font-size:clamp(38px,6vw,96px)}
h2{font-size:clamp(26px,3.4vw,48px)}
h3{font-size:clamp(19px,2vw,26px)}
strong{font-weight:600}
html[data-nav-open]{overflow:hidden}
html[data-nav-open] body{overflow:hidden}

/* ---------- utilities ---------- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.shell--narrow{max-width:820px}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.hairline{border:0;border-top:1px solid var(--line);margin:0}
.eyebrow{
  display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--gray);line-height:1.6;
}
.eyebrow--pink{color:var(--pink)}
.eyebrow--gold{color:var(--gold)}
.link{color:var(--rose);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;transition:color .16s ease}
.link:hover{color:var(--pink)}
.lede{font-size:clamp(17px,1.5vw,21px);line-height:1.8;max-width:34em;color:var(--ink)}

.skip-link{
  position:fixed;top:-90px;left:16px;z-index:200;
  padding:12px 20px;background:var(--pink);color:#fff;
  font-size:13px;letter-spacing:.12em;
  transition:top .2s ease;
}
.skip-link:focus{top:14px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--mist);
  border-bottom:1px solid var(--line);
}
.header-upper{
  background:var(--ink);color:var(--mist);
  max-height:46px;overflow:hidden;
  transition:max-height .3s ease,opacity .3s ease;
}
.site-header.is-condensed .header-upper{max-height:0;opacity:0}
.header-upper__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:44px;
}
.header-brandline{
  font-size:12px;letter-spacing:.18em;color:var(--on-dark);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.header-utility__list{display:flex;align-items:center;gap:22px}
.header-utility__list a{
  position:relative;display:inline-block;padding:4px 0;
  font-size:12px;letter-spacing:.16em;color:var(--on-dark);
  transition:color .16s ease;
}
.header-utility__list a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--pink);
  transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.header-utility__list a:hover{color:var(--mist)}
.header-utility__list a:hover::after{transform:scaleX(1)}

.header-main{background:var(--mist)}
.header-main__inner{
  display:flex;align-items:center;gap:clamp(16px,3vw,44px);
  padding-block:15px;
  transition:padding .25s ease;
}
.site-header.is-condensed .header-main__inner{padding-block:9px}

.brandmark{display:flex;flex-direction:column;flex:0 0 auto;line-height:1}
.brandmark__cn{font-family:var(--font-display);font-size:22px;font-weight:200;letter-spacing:.3em}
.brandmark__latin{font-family:var(--font-mono);font-size:9px;letter-spacing:.3em;color:var(--gold);margin-top:8px}
.brandmark:hover .brandmark__cn{color:var(--pink)}

.primary-nav{margin-left:auto}
.primary-nav__list{
  display:flex;align-items:center;gap:clamp(14px,1.8vw,30px);
  counter-reset:nav;
}
.primary-nav__list > li{counter-increment:nav}
.primary-nav__list > li > a{
  position:relative;display:inline-flex;align-items:baseline;gap:7px;
  padding:7px 0;font-size:15px;letter-spacing:.06em;color:var(--ink);
  transition:color .16s ease;
}
.primary-nav__list > li > a::before{
  content:"0" counter(nav);
  font-family:var(--font-mono);font-size:10px;letter-spacing:.04em;
  color:var(--gold);transition:color .16s ease;
}
.primary-nav__list > li > a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--pink);
  transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.primary-nav__list > li > a:hover{color:var(--pink)}
.primary-nav__list > li > a:hover::after{transform:scaleX(1)}
.primary-nav__list > li > a[aria-current="page"]{color:var(--pink)}
.primary-nav__list > li > a[aria-current="page"]::before{color:var(--pink)}
.primary-nav__list > li > a[aria-current="page"]::after{transform:scaleX(1)}

.header-cta{
  display:inline-flex;align-items:center;justify-content:center;
  flex:0 0 auto;padding:12px 22px;
  background:var(--ink);color:var(--mist);
  border:1px solid var(--ink);
  font-size:13px;letter-spacing:.18em;white-space:nowrap;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.header-cta:hover{background:var(--pink);border-color:var(--pink);color:#fff}

.nav-toggle{display:none;align-items:center;gap:10px;margin-left:auto;padding:8px 2px}
.nav-toggle__bars{display:block;position:relative;width:22px;height:11px}
.nav-toggle__bars span{
  position:absolute;left:0;width:100%;height:1px;background:var(--ink);
  transition:transform .16s ease,background .16s ease;
}
.nav-toggle__bars span:first-child{top:0}
.nav-toggle__bars span:last-child{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span{background:var(--pink)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-5px) rotate(-45deg)}
.nav-toggle__label{font-size:12px;letter-spacing:.2em}

.nav-drawer-head{display:none}
.nav-drawer-head__cta{
  display:block;text-align:center;padding:15px;
  background:var(--pink);color:#fff;border:1px solid var(--pink);
  font-size:14px;letter-spacing:.18em;
  transition:background .16s ease,color .16s ease;
}
.nav-drawer-head__cta:hover{background:transparent;color:var(--pink)}
.nav-drawer-head__phone{
  margin-top:16px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.08em;color:var(--on-dark);
}
.nav-drawer-head__phone em{
  display:block;font-style:normal;font-size:11px;
  color:var(--on-dark-soft);margin-top:5px;
}
.nav-drawer-foot{display:none}

.nav-scrim{
  position:fixed;inset:0;z-index:85;
  background:rgba(11,11,15,.55);
  opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
}
html[data-nav-open] .nav-scrim{opacity:1;visibility:visible}

.header-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  pointer-events:none;
}
.header-progress__bar{display:block;height:100%;width:0;background:var(--pink);transition:width .08s linear}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border:1px solid var(--ink);background:transparent;color:var(--ink);
  font-size:14px;letter-spacing:.16em;line-height:1.2;cursor:pointer;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.btn--solid{background:var(--ink);color:var(--mist)}
.btn--solid:hover{background:var(--pink);border-color:var(--pink);color:#fff}
.btn--pink{background:var(--pink);border-color:var(--pink);color:#fff}
.btn--pink:hover{background:var(--ink);border-color:var(--ink);color:var(--mist)}
.btn--outline:hover{background:var(--ink);color:var(--mist)}
.btn--ghost{border-color:var(--line);color:var(--gray)}
.btn--ghost:hover{border-color:var(--pink);color:var(--pink)}

/* ---------- layout ---------- */
.section{padding-block:var(--sec)}
.section--tight{padding-block:clamp(36px,5vw,64px)}
.section-head{
  display:grid;grid-template-columns:auto 1fr;align-items:end;
  gap:clamp(14px,3vw,40px);
  padding-bottom:20px;margin-bottom:clamp(26px,4vw,54px);
  border-bottom:1px solid var(--line);
}
.section-index{
  font-family:var(--font-mono);font-size:clamp(36px,6vw,76px);line-height:.82;
  letter-spacing:-.03em;color:var(--gold);
}
.section-title{font-size:clamp(26px,3.6vw,48px);font-weight:200}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gap)}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}
.start-2{grid-column-start:2}
.start-6{grid-column-start:6}
.start-8{grid-column-start:8}
.shift-b{margin-top:24px}
.shift-c{margin-top:48px}

/* ---------- prose ---------- */
.prose{max-width:36em}
.prose > * + *{margin-top:1.25em}
.prose h2{font-size:clamp(22px,2.4vw,32px);margin-top:2.4em;padding-top:.6em;border-top:1px solid var(--line)}
.prose h3{font-size:clamp(18px,1.8vw,22px);margin-top:1.8em}
.prose p{color:var(--ink)}
.prose ul,.prose ol{max-width:34em}
.prose li{position:relative;padding-left:1.5em}
.prose li + li{margin-top:.5em}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.85em;width:8px;height:1px;background:var(--gold);
}
.prose ol{counter-reset:prose}
.prose ol li{counter-increment:prose}
.prose ol li::before{
  content:counter(prose,decimal-leading-zero);position:absolute;left:0;top:0;
  font-family:var(--font-mono);font-size:12px;color:var(--pink);
}
.prose a{color:var(--rose);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.prose a:hover{color:var(--pink)}
.prose blockquote{border-left:2px solid var(--pink);padding-left:20px;font-size:19px;font-weight:200}
.prose strong{color:var(--ink);font-weight:600}

/* ---------- components ---------- */
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 11px;border:1px solid var(--line);background:var(--mist);color:var(--gray);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;line-height:1.5;
}
.tag--pink{background:var(--pink);border-color:var(--pink);color:#fff}
.tag--gold{background:var(--gold-pale);border-color:var(--gold-pale);color:var(--ink)}
.tag--ink{background:var(--ink);border-color:var(--ink);color:var(--mist)}
.tag--stock{background:transparent;border-color:var(--gold);color:var(--rose)}

.panel{background:var(--blush);border:1px solid var(--line);padding:clamp(20px,3vw,38px)}
.panel--ink{background:var(--ink);color:var(--mist);border-color:var(--ink)}
.panel--plum{background:var(--plum);color:var(--mist);border-color:var(--plum)}
.panel--ink .eyebrow,.panel--plum .eyebrow{color:var(--on-dark-soft)}
.panel--ink .stat__num,.panel--plum .stat__num{color:var(--mist)}
.panel--ink .stat__label,.panel--plum .stat__label{color:var(--on-dark)}

.stat{display:block}
.stat__num{
  display:block;font-family:var(--font-mono);font-size:clamp(28px,4vw,44px);
  letter-spacing:-.02em;line-height:1.1;color:var(--ink);
}
.stat__label{display:block;margin-top:8px;font-size:13px;letter-spacing:.12em;color:var(--gray)}

.pull{
  border-left:2px solid var(--pink);padding-left:20px;
  font-size:clamp(18px,2vw,25px);font-weight:200;line-height:1.6;max-width:28em;
}

.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding-block:18px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.14em;color:var(--gray);
}
.breadcrumbs a{transition:color .16s ease}
.breadcrumbs a:hover{color:var(--pink)}
.breadcrumbs__sep{color:var(--gold)}
.breadcrumbs [aria-current="page"]{color:var(--ink)}

.table-scroll{overflow-x:auto;border:1px solid var(--line);background:var(--mist)}
.data-table{min-width:640px;font-size:14px;line-height:1.6}
.data-table th,.data-table td{
  padding:13px 15px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);
  vertical-align:top;
}
.data-table th:last-child,.data-table td:last-child{border-right:0}
.data-table thead th{
  background:var(--ink);color:var(--mist);font-weight:400;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  border-right-color:var(--hair-dark);border-bottom-color:var(--ink);
}
.data-table tbody th{
  position:sticky;left:0;background:var(--mist);
  font-family:var(--font-mono);font-weight:400;color:var(--ink);
}
.data-table tbody tr:hover td,
.data-table tbody tr:hover th{background:var(--blush)}
.data-table caption{
  caption-side:bottom;padding:12px 15px;text-align:left;
  font-size:12px;color:var(--gray);border-top:1px solid var(--line);
}

.media{
  position:relative;display:block;overflow:hidden;margin:0;
  background:var(--blush);border:1px solid var(--line);
}
.media > img,.media > picture > img{width:100%;height:100%;object-fit:cover}
.media--4x5{aspect-ratio:4/5}
.media--3x4{aspect-ratio:3/4}
.media--tall{aspect-ratio:2/3}
.media--1x1{aspect-ratio:1/1}
.media--3x2{aspect-ratio:3/2}
.media--16x9{aspect-ratio:16/9}
.media__label{
  position:absolute;left:0;top:0;z-index:2;
  padding:6px 11px;background:var(--ink);color:var(--mist);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
}
.media__caption{
  margin-top:12px;font-family:var(--font-mono);
  font-size:12px;letter-spacing:.08em;color:var(--gray);
}
.media-strip{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);
  gap:clamp(12px,2vw,24px);overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:14px;
}
.media-strip > *{scroll-snap-align:start}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transition:opacity .2s ease}
[data-reveal].is-visible{opacity:1}

/* ---------- footer ---------- */
.site-footer{
  position:relative;margin-top:clamp(64px,10vw,140px);
  background:var(--ink);color:var(--mist);
}
.footer-rule{display:flex;align-items:center}
.footer-rule span{display:block}
.footer-rule span:nth-child(1){width:96px;height:3px;background:var(--pink)}
.footer-rule span:nth-child(2){width:48px;height:3px;background:var(--gold)}
.footer-rule span:nth-child(3){flex:1;height:1px;background:var(--hair-dark)}

.footer-grid{
  display:grid;
  grid-template-columns:minmax(230px,1.5fr) repeat(3,minmax(110px,.7fr)) minmax(220px,1.2fr);
  gap:clamp(22px,3.4vw,56px);
  padding-block:clamp(44px,6.5vw,88px);
}
.footer-brand__mark{
  font-family:var(--font-display);font-size:22px;font-weight:200;
  letter-spacing:.3em;color:var(--mist);
}
.footer-brand__statement{
  margin-top:16px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.16em;color:var(--gold);
}
.footer-brand__note{
  margin-top:14px;font-size:13px;line-height:1.8;color:var(--on-dark-soft);max-width:22em;
}
.footer-col__title{
  font-family:var(--font-mono);font-size:11px;font-weight:400;
  letter-spacing:.26em;color:var(--gold);margin-bottom:18px;
}
.footer-col__list li + li{margin-top:11px}
.footer-col__list a{
  position:relative;display:inline-block;font-size:14px;
  color:var(--on-dark);transition:color .16s ease;
}
.footer-col__list a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--pink);
  transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.footer-col__list a:hover{color:var(--mist)}
.footer-col__list a:hover::after{transform:scaleX(1)}
.footer-contact__list li{
  font-family:var(--font-mono);font-size:12px;line-height:1.9;
  letter-spacing:.04em;color:var(--on-dark);
}
.footer-contact__list li + li{margin-top:10px}
.footer-contact__list li:last-child{font-family:var(--font-body);font-size:13px;color:var(--on-dark-soft)}

.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:16px 32px;
  padding-block:24px clamp(84px,10vw,96px);
  border-top:1px solid var(--hair-dark);
}
.footer-legal{display:flex;flex-wrap:wrap;align-items:center}
.footer-legal li{display:flex;align-items:center}
.footer-legal li + li::before{
  content:"";width:1px;height:11px;background:var(--hair-dark);margin:0 16px;
}
.footer-legal a{
  font-size:12px;letter-spacing:.14em;color:var(--on-dark);
  transition:color .16s ease;
}
.footer-legal a:hover{color:var(--pink)}
.footer-copy{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--on-dark-soft);
}
.footer-copy__icp{color:var(--on-dark)}

.fit-float{
  position:fixed;right:clamp(14px,3vw,28px);bottom:clamp(14px,3vw,28px);z-index:70;
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 19px;
  background:var(--pink);color:#fff;border:1px solid var(--pink);
  font-size:13px;letter-spacing:.16em;line-height:1;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.fit-float::before{content:"";width:6px;height:6px;background:#fff;display:block}
.fit-float:hover{background:var(--ink);border-color:var(--ink);color:var(--mist)}
.fit-float:hover::before{background:var(--pink)}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .header-utility{display:none}
  .header-brandline{font-size:11px;letter-spacing:.14em}
  .primary-nav__list{gap:16px}
  .primary-nav__list > li > a{font-size:14px}
}

@media (max-width:900px){
  .section-head{grid-template-columns:1fr;align-items:start;gap:10px}
  .grid{grid-template-columns:repeat(12,1fr)}
  .col-4,.col-5,.col-6,.col-7,.col-8,.col-9,.col-12{grid-column:1/-1}
  .start-2,.start-6,.start-8{grid-column-start:auto}
  .shift-b,.shift-c{margin-top:0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:1/-1}
}

@media (max-width:820px){
  .header-upper{display:none}
  .header-main__inner{padding-block:12px;gap:14px}
  .site-header.is-condensed .header-main__inner{padding-block:10px}
  .nav-toggle{display:inline-flex}
  .header-cta{display:none}
  .brandmark__cn{font-size:19px;letter-spacing:.24em}
  .brandmark__latin{font-size:8px;letter-spacing:.24em}

  .primary-nav{
    position:fixed;top:0;right:0;z-index:90;
    display:flex;flex-direction:column;gap:20px;
    width:min(88vw,380px);height:100vh;height:100dvh;
    padding:26px 22px 34px;
    background:var(--ink);color:var(--mist);
    overflow-y:auto;
    transform:translateX(101%);
    visibility:hidden;
    transition:transform .28s ease,visibility .28s ease;
  }
  .primary-nav[data-open]{transform:translateX(0);visibility:visible}
  .nav-drawer-head{display:block}
  .nav-drawer-foot{
    display:block;margin-top:auto;padding-top:16px;
    border-top:1px solid var(--hair-dark);
    font-size:12px;color:var(--on-dark-soft);
  }
  .primary-nav__list{flex-direction:column;align-items:stretch;gap:0;margin-left:0}
  .primary-nav__list > li{border-bottom:1px solid var(--hair-dark)}
  .primary-nav__list > li > a{
    display:flex;width:100%;padding:16px 0;font-size:18px;color:var(--mist);
  }
  .primary-nav__list > li > a::after{display:none}
  .primary-nav__list > li > a:hover,
  .primary-nav__list > li > a[aria-current="page"]{color:var(--pink)}
  .primary-nav{margin-left:0}
}

@media (max-width:620px){
  body{font-size:16px;line-height:1.85}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:18px}
  .footer-legal li + li::before{margin:0 12px}
  .fit-float{right:14px;bottom:14px;padding:12px 16px;font-size:12px}
  .data-table{font-size:13px}
  .data-table th,.data-table td{padding:11px 12px}
}

@media (min-width:821px){
  .nav-scrim{display:none}
  .footer-bottom{padding-right:200px}
}

/* ---------- motion preferences ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  [data-reveal]{opacity:1}
}