/* ==========================================================================
   鼎利娱乐会馆 · 品牌专区 —— 共享样式 /assets/site.css
   结构：Reset → 变量 → 基础排版 → 工具类 → 按钮 → 组件 → 头部 → 页脚 → 动效 → 响应式
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0}
ul[class],ol[class]{list-style:none}
img,svg,video{display:block;max-width:100%}
img{height:auto}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ---------- 2. 变量 ---------- */
:root{
  --indigo:#101733;
  --indigo-2:#1B2450;
  --indigo-3:#243063;
  --cinnabar:#B3261E;
  --cinnabar-deep:#7E1A15;
  --gold:#D6A94C;
  --gold-bright:#F0D08A;
  --wool:#F4EFE6;
  --ink:#0B0A09;
  --green:#2F6B4F;
  --blue:#2C6E8F;

  --line-gold:rgba(214,169,76,.30);
  --line-gold-soft:rgba(214,169,76,.16);
  --text-dim:rgba(244,239,230,.66);
  --text-dim-2:rgba(244,239,230,.48);

  --shadow-hard:12px 12px 0 rgba(11,10,9,.55);
  --shadow-hard-sm:6px 6px 0 rgba(11,10,9,.55);
  --shadow-soft:0 10px 30px rgba(11,10,9,.45);

  --ease:cubic-bezier(.22,.9,.24,1);

  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Courier New",monospace;

  --max:1240px;
  --gutter:clamp(16px,4vw,48px);
}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  background-color:var(--indigo);
  background-image:
    radial-gradient(circle at 14% 4%,rgba(44,110,143,.20),transparent 46%),
    radial-gradient(circle at 88% 16%,rgba(179,38,30,.16),transparent 42%),
    radial-gradient(rgba(214,169,76,.085) 1px,transparent 1px);
  background-size:auto,auto,22px 22px;
  color:var(--wool);
  font-family:var(--font-body);
  font-size:17px;
  font-weight:400;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--cinnabar);color:var(--wool)}
:focus-visible{outline:2px solid var(--gold-bright);outline-offset:3px}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.22;letter-spacing:.01em;color:var(--wool)}
strong{font-weight:700;color:var(--gold-bright)}

.display{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2.6rem,7vw,6rem);
  line-height:1.02;
  letter-spacing:-.02em;
  color:var(--wool);
}
.display--gold,.section-title--gold{
  background-image:linear-gradient(96deg,var(--gold-bright) 0%,var(--gold) 48%,#A97F30 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.section-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.5rem,2.6vw,2.4rem);
  line-height:1.24;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--gold);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold);flex:0 0 auto}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:clamp(28px,4vw,48px);
}
.lede{
  max-width:58ch;
  font-size:clamp(1rem,1.4vw,1.12rem);
  line-height:1.9;
  color:var(--text-dim);
}
.prose{max-width:62ch;color:rgba(244,239,230,.86)}
.prose p+p{margin-top:1em}
.prose ul,.prose ol{margin-top:1em;padding-left:1.2em;list-style:disc}
.prose a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--gold-bright)}
.num{font-family:var(--font-mono);font-size:1.2em;color:var(--gold-bright);font-variant-numeric:tabular-nums}

/* ---------- 4. 工具类 ---------- */
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;left:12px;top:-70px;z-index:200;
  padding:10px 18px;
  background:var(--gold-bright);color:var(--ink);
  font-weight:700;font-size:14px;text-decoration:none;
  border:2px solid var(--ink);
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}
.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.container--narrow{max-width:880px}
.container--wide{max-width:1440px}
.section{padding-block:clamp(56px,8vw,120px)}
.section--tight{padding-block:clamp(36px,5vw,64px)}
.section--flush{padding-block:0}
.section--wool{background:var(--wool);color:#221F1A}
.section--wool h2,.section--wool h3,.section--wool h4{color:#131211}
.section--wool .prose,.section--wool .lede{color:#3B352C}
.section--wool .eyebrow{color:var(--cinnabar-deep)}
.section--wool .eyebrow::before{background:var(--cinnabar)}
.section--wool .section-title--gold{
  background-image:linear-gradient(96deg,#7E1A15 0%,#B3261E 52%,#8A6520 100%);
}
.rule-gold{height:1px;border:0;background:linear-gradient(90deg,var(--gold),rgba(214,169,76,0));margin-block:clamp(28px,4vw,48px)}

/* ---------- 5. 按钮 ---------- */
.btn{
  position:relative;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:12px 22px;
  font-family:var(--font-body);font-weight:700;font-size:.95rem;letter-spacing:.04em;
  text-decoration:none;cursor:pointer;
  border:2px solid var(--gold);
  background:transparent;color:var(--gold-bright);
  transition:background-color .18s var(--ease),color .18s var(--ease),
             transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn:hover{background:rgba(214,169,76,.12);transform:translate(-1px,-2px);box-shadow:var(--shadow-hard-sm)}
.btn:focus-visible{outline:2px solid var(--gold-bright);outline-offset:3px}
.btn--primary{
  background:var(--cinnabar);
  border-color:var(--cinnabar-deep);
  color:var(--wool);
  box-shadow:var(--shadow-hard-sm);
}
.btn--primary:hover{background:var(--cinnabar-deep);box-shadow:9px 10px 0 rgba(11,10,9,.62)}
.btn--ghost{border-color:rgba(214,169,76,.55);color:var(--wool)}
.btn--sm{padding:8px 14px;font-size:.84rem;letter-spacing:.05em}

/* ---------- 6. 标签 / 面包屑 / 面板 / 网格 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--gold-bright);
  background:rgba(214,169,76,.08);
  border:1px solid rgba(214,169,76,.45);
  white-space:nowrap;
}
.tag--cinnabar{border-color:var(--cinnabar);background:rgba(179,38,30,.18);color:#F4C9C5}
.tag--green{border-color:rgba(47,107,79,.75);background:rgba(47,107,79,.22);color:#BFE3D1}
.tag--blue{border-color:rgba(44,110,143,.85);background:rgba(44,110,143,.22);color:#C3E0EE}

.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  color:var(--text-dim-2);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:10px}
.breadcrumb li+li::before{content:"/";color:rgba(214,169,76,.55)}
.breadcrumb a{color:var(--gold);text-decoration:none}
.breadcrumb a:hover{color:var(--gold-bright);text-decoration:underline;text-underline-offset:3px}

.panel{
  position:relative;
  background:var(--indigo-2);
  border:3px solid var(--gold);
  box-shadow:var(--shadow-hard);
  padding:clamp(20px,3vw,32px);
}
.panel--flat{box-shadow:none}
.panel--cinnabar{
  border-color:var(--cinnabar-deep);
  background:linear-gradient(180deg,rgba(179,38,30,.18),rgba(27,36,80,.92));
}
.panel--hover{transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.panel--hover:hover{transform:translate(-2px,-4px);box-shadow:14px 16px 0 rgba(11,10,9,.60)}

.grid{display:grid;gap:clamp(20px,2.6vw,32px)}
.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(0,1.35fr) minmax(0,1fr);align-items:start}

.index-list{border-top:1px solid var(--line-gold)}
.index-list>li{
  border-bottom:1px solid var(--line-gold-soft);
  padding-block:clamp(14px,2vw,22px);
}
.index-list>li:nth-child(even){background:rgba(27,36,80,.45)}

/* ---------- 7. 图片容器基础规则（页面阶段填入 img 或占位） ---------- */
.figure{
  position:relative;
  margin:0;
  display:block;
  background:var(--indigo-2);
  border:3px solid var(--gold);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
}
.figure img{
  display:block;width:100%;height:100%;
  object-fit:cover;
  aspect-ratio:4/3;
}
.figure--wide img{aspect-ratio:16/9}
.figure--tall img{aspect-ratio:3/4}
.figure::after{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(244,239,230,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(244,239,230,.10) 1px,transparent 1px);
  background-size:28px 28px;
  pointer-events:none;
  mix-blend-mode:screen;
}
.figure figcaption{
  position:relative;
  padding:10px 14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--text-dim);
  background:var(--ink);
  border-top:1px solid var(--line-gold);
}

/* ---------- 8. 页面内筛选 / 复制 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-bottom:clamp(18px,2.6vw,28px);
}
.filter-btn{
  display:inline-flex;align-items:center;
  padding:7px 14px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  color:rgba(244,239,230,.78);
  background:rgba(27,36,80,.6);
  border:1px solid var(--line-gold);
  cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.filter-btn:hover{color:var(--gold-bright);border-color:var(--gold)}
.filter-btn[aria-pressed="true"]{
  background:var(--cinnabar);
  border-color:var(--cinnabar-deep);
  color:var(--wool);
  box-shadow:inset 3px 0 0 var(--gold-bright);
}
.filter-count{
  margin-left:auto;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  color:var(--text-dim-2);
  font-variant-numeric:tabular-nums;
}

.copy-btn{
  display:inline-flex;align-items:center;align-self:flex-start;
  margin-top:6px;padding:5px 10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--gold-bright);
  background:transparent;
  border:1px dashed rgba(214,169,76,.55);
  cursor:pointer;
  transition:background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.copy-btn:hover{border-style:solid;border-color:var(--gold);background:rgba(214,169,76,.10)}
.copy-btn.is-copied{border-color:var(--green);border-style:solid;color:#BFE3D1;background:rgba(47,107,79,.24)}

/* ---------- 9. 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--indigo);
  border-bottom:1px solid var(--line-gold);
  box-shadow:0 8px 0 rgba(11,10,9,.28);
}
.header-band{
  height:5px;
  background-image:
    repeating-linear-gradient(90deg,rgba(11,10,9,.55) 0 1px,transparent 1px 18px),
    linear-gradient(90deg,var(--cinnabar) 0%,var(--cinnabar-deep) 34%,var(--gold) 64%,var(--cinnabar) 100%);
}
.header-inner{
  position:relative;
  display:flex;align-items:center;gap:clamp(12px,2vw,26px);
  width:100%;max-width:var(--max);
  margin-inline:auto;
  padding:10px var(--gutter);
}

.brand-lockup{
  display:flex;align-items:center;gap:12px;
  flex:0 0 auto;
  text-decoration:none;
}
.brand-mark{
  width:42px;height:42px;flex:0 0 auto;
  display:grid;place-items:center;
  border:2px solid var(--gold);
  background:linear-gradient(150deg,var(--indigo-2),var(--ink));
  box-shadow:3px 3px 0 rgba(179,38,30,.62);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.brand-lockup:hover .brand-mark{transform:translate(-1px,-2px);box-shadow:5px 5px 0 rgba(179,38,30,.72)}
.brand-mark svg{width:26px;height:26px}
.brand-text{display:flex;flex-direction:column;line-height:1.24}
.brand-name{
  font-family:var(--font-display);font-weight:900;font-size:1.08rem;letter-spacing:.10em;
  background-image:linear-gradient(96deg,var(--gold-bright) 0%,var(--gold) 56%,#A97F30 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand-sub{
  margin-top:2px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.20em;
  color:rgba(244,239,230,.56);
  white-space:nowrap;
}

.nav-toggle{
  display:none;
  align-items:center;gap:9px;
  margin-left:auto;
  padding:9px 12px;
  color:var(--gold-bright);
  background:transparent;
  border:2px solid var(--gold);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  cursor:pointer;
  transition:background-color .18s var(--ease);
}
.nav-toggle:hover{background:rgba(214,169,76,.12)}
.nav-toggle-bars{position:relative;width:18px;height:12px;flex:0 0 auto}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;width:100%;height:2px;background:currentColor;
  transition:transform .22s var(--ease),top .22s var(--ease);
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{top:10px}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{top:5px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{top:5px;transform:rotate(-45deg)}

.site-nav{flex:1 1 auto;display:flex;justify-content:center}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:7px;
  padding:9px 12px;
  text-decoration:none;
  color:rgba(244,239,230,.82);
  border:1px solid transparent;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.nav-link:hover{color:var(--gold-bright);background:rgba(214,169,76,.10);border-color:rgba(214,169,76,.32)}
.nav-index{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;
  color:var(--gold);opacity:.85;
  font-variant-numeric:tabular-nums;
}
.nav-label{font-size:.92rem;font-weight:500;letter-spacing:.03em;white-space:nowrap}
.nav-count{
  position:absolute;left:50%;top:calc(100% + 7px);
  transform:translateX(-50%) translateY(-4px);
  padding:3px 8px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;white-space:nowrap;
  color:var(--gold-bright);
  background:var(--ink);
  border:1px solid var(--line-gold);
  opacity:0;pointer-events:none;
  transition:opacity .18s var(--ease),transform .18s var(--ease);
}
.nav-link:hover .nav-count,.nav-link:focus-visible .nav-count{opacity:1;transform:translateX(-50%) translateY(0)}
.nav-link[aria-current="page"]{
  background:var(--cinnabar);
  color:var(--gold-bright);
  border-color:var(--cinnabar-deep);
  box-shadow:inset 3px 0 0 var(--gold-bright),3px 3px 0 rgba(11,10,9,.50);
}
.nav-link[aria-current="page"] .nav-index{color:var(--gold-bright);opacity:1}
.nav-meta{display:none}

.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;white-space:nowrap;
  color:var(--gold-bright);
  background:rgba(214,169,76,.08);
  border:1px solid var(--line-gold);
}
.status-dot{
  width:7px;height:7px;flex:0 0 auto;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 3px rgba(47,107,79,.28);
  animation:statusPulse 3s var(--ease) infinite;
}
@keyframes statusPulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.78)}
}

/* ---------- 10. 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink);
  color:var(--wool);
  border-top:1px solid rgba(214,169,76,.35);
}
.footer-band{
  height:5px;
  background:linear-gradient(90deg,
    var(--blue) 0 18%,
    var(--wool) 18% 34%,
    var(--cinnabar) 34% 58%,
    var(--green) 58% 76%,
    var(--gold) 76% 100%);
}
.footer-inner{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(24px,3vw,44px);
  width:100%;max-width:var(--max);
  margin-inline:auto;
  padding:clamp(44px,6vw,80px) var(--gutter) clamp(28px,4vw,44px);
}
.footer-brand{grid-column:span 4}
.footer-mark{
  width:46px;height:46px;
  display:grid;place-items:center;
  margin-bottom:16px;
  border:2px solid var(--gold);
  background:linear-gradient(150deg,var(--indigo-2),#000);
  box-shadow:4px 4px 0 rgba(179,38,30,.58);
}
.footer-mark svg{width:28px;height:28px}
.footer-name{
  font-family:var(--font-display);font-weight:900;font-size:1.3rem;letter-spacing:.10em;
  background-image:linear-gradient(96deg,var(--gold-bright) 0%,var(--gold) 58%,#A97F30 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.footer-sub{
  margin-top:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
  color:rgba(244,239,230,.55);
}
.footer-note{
  margin-top:14px;max-width:26ch;
  font-size:13px;line-height:1.8;
  color:rgba(244,239,230,.62);
}
.footer-cols{
  grid-column:span 5;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.footer-col-title{
  padding-bottom:10px;margin-bottom:14px;
  font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.20em;
  color:var(--gold);
  border-bottom:1px solid var(--line-gold);
}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-link{
  display:inline-flex;align-items:center;gap:0;
  font-size:14px;line-height:1.6;
  color:rgba(244,239,230,.78);
  text-decoration:none;
  transition:color .18s var(--ease),gap .18s var(--ease);
}
.footer-link::before{
  content:"";width:0;height:1px;background:var(--gold);flex:0 0 auto;
  transition:width .2s var(--ease);
}
.footer-link:hover{color:var(--gold-bright);gap:8px}
.footer-link:hover::before{width:12px}
.footer-contact{grid-column:span 3}
.contact-line{
  display:flex;flex-direction:column;gap:2px;
  margin-bottom:16px;
}
.contact-label{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  color:rgba(214,169,76,.85);
}
.contact-value{
  font-size:14px;line-height:1.7;
  color:rgba(244,239,230,.86);
  word-break:break-word;
}
.footer-legal{
  border-top:1px solid rgba(214,169,76,.25);
  background:rgba(0,0,0,.38);
  padding:18px var(--gutter);
}
.footer-legal-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  width:100%;max-width:var(--max);margin-inline:auto;
}
.footer-copy,.footer-icp{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:rgba(244,239,230,.55);
  font-variant-numeric:tabular-nums;
}
.footer-closing{
  font-family:var(--font-display);font-size:13px;letter-spacing:.14em;
  color:var(--gold);
}

/* ---------- 11. 滚动进度与显现动效 ---------- */
.scroll-progress{
  position:fixed;left:0;bottom:0;
  width:100%;height:3px;
  transform:scaleX(var(--progress,0));
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--gold-bright),var(--gold) 55%,var(--cinnabar));
  z-index:120;
  pointer-events:none;
  transition:transform .1s linear;
}
html.js [data-reveal]{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
html.js [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 12. 响应式 ---------- */
@media (max-width:1280px){
  .status-chip{display:none}
}
@media (max-width:1140px){
  .header-tools{display:none}
  .brand-sub{display:none}
  .nav-toggle{
    display:inline-flex;
    position:absolute;right:var(--gutter);top:50%;
    transform:translateY(-50%);
    z-index:2;
  }
  .site-nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:14px var(--gutter) 24px;
    background:var(--indigo-2);
    border-top:1px solid rgba(214,169,76,.45);
    border-bottom:3px solid var(--gold);
    box-shadow:0 18px 0 rgba(11,10,9,.35);
    max-height:calc(100vh - 80px);
    overflow-y:auto;
  }
  .site-nav[data-open]{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{
    justify-content:flex-start;
    padding:14px 12px;
    border-bottom:1px solid var(--line-gold-soft);
  }
  .nav-count{
    position:static;
    margin-left:auto;
    transform:none;opacity:1;
    padding:0;background:none;border:0;
    color:rgba(214,169,76,.75);
  }
  .nav-link:hover .nav-count{transform:none}
  .nav-link[aria-current="page"]{box-shadow:inset 3px 0 0 var(--gold-bright)}
  .nav-meta{
    display:block;
    margin-top:18px;padding-top:14px;
    border-top:1px dashed rgba(214,169,76,.35);
    font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
    color:rgba(244,239,230,.62);
  }
  .footer-brand{grid-column:span 6}
  .footer-contact{grid-column:span 6}
  .footer-cols{grid-column:span 12;order:3}
}
@media (max-width:1024px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid--split{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  .grid--2,.grid--3{grid-template-columns:minmax(0,1fr)}
  .panel{box-shadow:var(--shadow-hard-sm)}
  .figure{box-shadow:var(--shadow-hard-sm)}
  .filter-count{margin-left:0;width:100%}
  .footer-inner{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-brand,.footer-contact,.footer-cols{grid-column:span 1}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .footer-legal-inner{flex-direction:column;align-items:flex-start;gap:8px}
  .brand-mark{width:38px;height:38px}
  .brand-name{font-size:1rem;letter-spacing:.06em}
}
@media (max-width:420px){
  .footer-cols{grid-template-columns:minmax(0,1fr)}
  .nav-toggle-label{display:none}
}

/* ---------- 13. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .status-dot{animation:none}
  html.js [data-reveal]{opacity:1 !important;transform:none !important}
  .scroll-progress{transition:none}
  .btn:hover,.panel--hover:hover,.brand-lockup:hover .brand-mark{transform:none}
}