/* ===== 亚洲品牌站 · 共享样式 /assets/site.css ===== */

:root{
  --ink:#0B1624;
  --ink-deep:#071019;
  --carbon:#121417;
  --steel:#26313D;
  --lime:#C6FF3D;
  --amber:#FFB703;
  --coral:#FF6B4A;
  --mist:#F2F6EE;
  --line:#3A4654;
  --cyan:#45D6C7;
  --violet:#8A7CFF;
  --text-soft:#C3D0DC;
  --text-mute:#8FA2B4;
  --font-display:'HarmonyOS Sans SC Condensed','Noto Sans SC',system-ui,sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular',Consolas,monospace;
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --pill:999px;
  --shadow-card:0 24px 60px rgba(3,8,14,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}

html{
  scroll-behavior:smooth;
  scroll-padding-top:132px;
}

body{
  margin:0;
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    repeating-linear-gradient(90deg,rgba(58,70,84,.16) 0 1px,transparent 1px 96px),
    repeating-linear-gradient(0deg,rgba(58,70,84,.09) 0 1px,transparent 1px 96px);
  background-attachment:fixed;
  color:var(--mist);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{
  margin:0;
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.02;
  letter-spacing:-.03em;
  color:var(--mist);
}

p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit}

:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:3px;
  border-radius:6px;
}

.visually-hidden{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}

.skip-link{
  position:fixed;
  top:10px;left:10px;
  z-index:300;
  padding:12px 22px;
  border-radius:var(--pill);
  background:var(--lime);
  color:var(--ink);
  font-weight:700;
  font-size:14px;
  text-decoration:none;
  transform:translateY(-220%);
  transition:transform .18s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible{transform:translateY(0);outline-color:var(--mist)}

/* ---------- 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(11,22,36,.94);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}

.header-inner{
  width:min(1280px,100% - 48px);
  margin-inline:auto;
}

.header-utility{
  background:var(--carbon);
  border-bottom:1px solid rgba(58,70,84,.7);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
}
.header-utility__inner{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px 24px;
  min-height:40px;
  padding:4px 0;
}
.header-brandline{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--mist);
  min-width:0;
}
.header-brandline__mark{
  flex:none;
  width:8px;height:8px;
  border-radius:2px;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(198,255,61,.16);
}
.header-brandline__text{
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
}
.quick-index{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
}
.quick-chip{
  display:inline-flex;
  align-items:center;
  padding:3px 11px;
  border:1px solid rgba(58,70,84,.95);
  border-radius:var(--pill);
  color:#C7D4E0;
  font-size:11px;
  text-decoration:none;
  transition:border-color .16s var(--ease),color .16s var(--ease),background-color .16s var(--ease);
}
.quick-chip:hover,
.quick-chip:focus-visible{
  border-color:var(--cyan);
  color:var(--cyan);
  background:rgba(69,214,199,.08);
}
.header-status{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  color:var(--text-mute);
  font-size:11px;
}
.status-dot{
  flex:none;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(69,214,199,.14);
}

.header-main__inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
  padding:10px 0;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex:none;
  text-decoration:none;
  color:var(--mist);
}
.brand__glyph{
  display:grid;
  place-items:center;
  width:42px;height:42px;
  border-radius:14px;
  background:var(--lime);
  color:var(--ink);
  font-family:var(--font-display);
  font-weight:800;
  font-size:20px;
  letter-spacing:-.03em;
  transition:transform .18s var(--ease);
}
.brand:hover .brand__glyph{transform:translateY(-2px) rotate(-4deg)}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{
  font-family:var(--font-display);
  font-weight:800;
  font-size:18px;
  letter-spacing:-.02em;
}
.brand__meta{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.18em;
  color:#7E93A8;
}
.brand--footer .brand__glyph{width:36px;height:36px;border-radius:12px;font-size:17px}
.brand--footer .brand__name{font-size:16px}

.primary-nav{margin-left:auto;min-width:0}
.nav-list{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:4px;
}
.nav-list__item{display:block}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  padding:10px 14px;
  border-radius:var(--pill);
  color:var(--text-soft);
  font-size:15px;
  text-decoration:none;
  transition:color .16s var(--ease),background-color .16s var(--ease);
}
.nav-link__num{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:#6D8095;
  transition:color .16s var(--ease);
}
.nav-link:hover{color:var(--mist);background:rgba(38,49,61,.9)}
.nav-link:hover .nav-link__num{color:var(--lime)}
.nav-link[aria-current="page"]{
  background:var(--lime);
  color:var(--ink);
  font-weight:700;
}
.nav-link[aria-current="page"] .nav-link__num{color:rgba(11,22,36,.62)}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  margin-left:auto;
  padding:10px 16px;
  border:1px solid var(--line);
  border-radius:var(--pill);
  background:rgba(38,49,61,.65);
  color:var(--mist);
  font-size:13px;
  letter-spacing:.02em;
  cursor:pointer;
  transition:border-color .16s var(--ease),color .16s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle__bars{display:grid;gap:4px}
.nav-toggle__bars span{
  display:block;
  width:16px;height:2px;
  background:currentColor;
  transition:transform .18s var(--ease);
}
.nav-toggle__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em}
.site-header[data-open="true"] .nav-toggle{border-color:var(--lime);color:var(--lime)}
.site-header[data-open="true"] .nav-toggle__bars span:first-child{transform:translateY(3px) rotate(45deg)}
.site-header[data-open="true"] .nav-toggle__bars span:last-child{transform:translateY(-3px) rotate(-45deg)}

.scroll-progress{
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  overflow:hidden;
}
.scroll-progress__bar{
  display:block;
  width:100%;height:100%;
  background:linear-gradient(90deg,var(--lime),var(--cyan));
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .12s linear;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:clamp(64px,8vw,120px);
  background:var(--carbon);
  border-top:1px solid var(--line);
  color:var(--text-soft);
}
.footer-inner{
  width:min(1280px,100% - 48px);
  margin-inline:auto;
  padding:72px 0 32px;
}
.footer-top{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);
  gap:48px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(58,70,84,.7);
}
.footer-brand{max-width:40ch}
.footer-brand .brand{margin-bottom:18px}
.footer-summary{font-size:15px;color:var(--text-soft)}
.footer-note{
  margin-top:16px;
  padding-left:12px;
  border-left:2px solid var(--coral);
  font-size:13px;
  line-height:1.7;
  color:var(--text-mute);
}
.footer-nav{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:32px;
}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:400;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--amber);
}
.footer-list{display:grid;gap:10px}
.footer-link{
  position:relative;
  display:inline-block;
  font-size:15px;
  color:var(--text-soft);
  text-decoration:none;
  transition:color .16s var(--ease);
}
.footer-link::after{
  content:"";
  position:absolute;
  left:0;bottom:-2px;
  width:100%;height:1px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .18s var(--ease);
}
.footer-link:hover{color:var(--mist)}
.footer-link:hover::after,
.footer-link:focus-visible::after{transform:scaleX(1)}

.footer-contact{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:18px 28px;
  padding:28px 0;
  border-bottom:1px solid rgba(58,70,84,.7);
}
.footer-contact__item{display:flex;flex-direction:column;gap:6px;min-width:0}
.footer-contact__key{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:#7E93A8;
}
.footer-contact__val{font-size:15px;color:var(--mist)}
.footer-contact__val--mono{font-family:var(--font-mono);letter-spacing:.01em}

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 24px;
  padding-top:24px;
  font-size:13px;
  color:#7E93A8;
}
.footer-legal{font-family:var(--font-mono);letter-spacing:.04em}
.footer-copy{font-size:13px}

/* ---------- 页面容器 ---------- */
.container{
  width:min(1280px,100% - 48px);
  margin-inline:auto;
}

.section{padding:clamp(56px,7vw,104px) 0}
.section--tight{padding:clamp(32px,4vw,56px) 0}
.section--flush{padding:0}

.section-head{
  display:grid;
  grid-template-columns:minmax(0,88px) minmax(0,1fr);
  gap:24px;
  align-items:start;
  margin-bottom:clamp(28px,3vw,44px);
  padding-bottom:20px;
  border-bottom:1px solid rgba(58,70,84,.7);
}
.section-num{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--lime);
  padding-top:8px;
}
.section-title{font-size:clamp(28px,4vw,44px)}
.section-desc{
  margin-top:12px;
  max-width:62ch;
  font-size:16px;
  color:var(--text-mute);
}

.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--split{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);align-items:start;gap:clamp(28px,4vw,64px)}

/* ---------- 文本元件 ---------- */
.display-title{
  font-size:clamp(44px,6.5vw,96px);
  line-height:1.02;
  letter-spacing:-.03em;
}
.lede{
  max-width:60ch;
  font-size:clamp(16px,1.4vw,18px);
  line-height:1.8;
  color:var(--text-soft);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;color:var(--text-mute)}
.note{
  padding-left:14px;
  border-left:2px solid var(--coral);
  font-size:14px;
  color:var(--text-mute);
}

/* ---------- 按钮 ---------- */
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:13px 26px;
  border:1px solid var(--line);
  border-radius:var(--pill);
  background:transparent;
  color:var(--mist);
  font-family:var(--font-body);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.btn--primary:hover{background:#D6FF6E;border-color:#D6FF6E}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--amber{background:var(--amber);border-color:var(--amber);color:var(--ink)}
.btn--amber:hover{background:#FFC838;border-color:#FFC838}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:rgba(38,49,61,.8);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--text-soft);
}
.tag--amber{border-color:rgba(255,183,3,.55);color:var(--amber);background:rgba(255,183,3,.1)}
.tag--coral{border-color:rgba(255,107,74,.55);color:var(--coral);background:rgba(255,107,74,.1)}
.tag--cyan{border-color:rgba(69,214,199,.55);color:var(--cyan);background:rgba(69,214,199,.1)}
.tag--violet{border-color:rgba(138,124,255,.55);color:var(--violet);background:rgba(138,124,255,.1)}

/* ---------- 卡片 ---------- */
.card{
  position:relative;
  padding:clamp(20px,2vw,32px);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(38,49,61,.72),rgba(18,20,23,.92));
  box-shadow:var(--shadow-card);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.card:hover{border-color:var(--lime)}
.card__num{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--ink);
  background:var(--lime);
  border-radius:var(--radius-sm);
  padding:2px 9px;
  transition:transform .18s var(--ease);
}
.card:hover .card__num{transform:translateY(-2px)}
.card__title{margin-top:14px;font-size:22px}
.card__meta{margin-top:10px;font-size:14px;color:var(--text-mute)}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:18px 0 0;font-size:13px}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb__item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb__link{
  color:var(--text-mute);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.breadcrumb__link:hover{color:var(--cyan);border-color:var(--cyan)}
.breadcrumb__sep{color:#5E7185}
.breadcrumb__current{color:var(--mist)}

/* ---------- 图片容器 ---------- */
.media-frame{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:
    radial-gradient(circle at 78% 18%,rgba(198,255,61,.16),transparent 58%),
    linear-gradient(135deg,var(--steel),var(--ink-deep));
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(242,246,238,.06);
  pointer-events:none;
}
.media-frame__img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame__caption{
  position:absolute;
  left:16px;bottom:16px;
  z-index:1;
  padding:5px 12px;
  border-radius:var(--pill);
  background:rgba(11,22,36,.84);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--mist);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}

/* ---------- 复制按钮 ---------- */
.copy-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border:1px solid var(--line);
  border-radius:var(--pill);
  background:transparent;
  color:var(--text-mute);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  cursor:pointer;
  transition:border-color .16s var(--ease),color .16s var(--ease),background-color .16s var(--ease);
}
.copy-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.copy-btn[data-copied="true"]{
  border-color:var(--lime);
  color:var(--lime);
  background:rgba(198,255,61,.1);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .quick-index{display:none}
}
@media (max-width:1080px){
  .nav-link{padding:9px 11px;font-size:14px}
  .nav-link__num{font-size:9px}
  .header-main__inner{gap:14px}
}
@media (max-width:900px){
  html{scroll-padding-top:112px}
  .header-inner,
  .container,
  .footer-inner{width:calc(100% - 32px)}
  .header-main__inner{min-height:64px;flex-wrap:nowrap;padding:8px 0}
  .nav-toggle{display:inline-flex}
  .primary-nav{
    position:absolute;
    left:0;right:0;top:100%;
    display:none;
    margin-left:0;
    padding:10px 0 22px;
    background:var(--carbon);
    border-bottom:1px solid var(--line);
    box-shadow:0 28px 56px rgba(0,0,0,.5);
  }
  .site-header[data-open="true"] .primary-nav{display:block}
  .nav-list{flex-direction:column;flex-wrap:nowrap;align-items:stretch;gap:4px;padding-inline:16px}
  .nav-link{
    width:100%;
    justify-content:space-between;
    align-items:center;
    padding:14px 18px;
    border:1px solid rgba(58,70,84,.55);
    border-radius:var(--radius-md);
    font-size:16px;
  }
  .nav-link:hover{border-color:var(--cyan)}
  .header-utility__inner{min-height:0;padding:8px 0;gap:6px}
  .header-status{margin-left:0;width:100%;font-size:11px}
  .brand__glyph{width:36px;height:36px;border-radius:12px;font-size:17px}
  .brand__name{font-size:16px}

  .footer-top{grid-template-columns:minmax(0,1fr);gap:36px}
  .footer-nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .footer-inner{padding:56px 0 28px}

  .grid--2,.grid--3,.grid--split{grid-template-columns:minmax(0,1fr)}
  .section-head{grid-template-columns:minmax(0,1fr);gap:10px}
  .section-num{padding-top:0}
}
@media (max-width:600px){
  .footer-nav{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .header-brandline__text{white-space:normal}
  .display-title{font-size:clamp(36px,11vw,52px)}
  .media-frame{border-radius:var(--radius-md)}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .scroll-progress__bar{transition:none}
}