/* ==========================================================================
   皇冠国际娱乐 · 共享样式表 /assets/site.css
   深空黑 × 曜石黑 × 翡翠 × 香槟金；切角档案卡；斜线运动语言
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink-900:#06080A;
  --ink-800:#0E1417;
  --ink-700:#131C20;
  --jade:#0E8F6E;
  --jade-hi:#1FC08E;
  --gold:#E7C77C;
  --gold-deep:#B8893B;
  --ivory:#F4EEE2;
  --mist:#8E9691;
  --crimson:#8C2433;
  --azure:#2F8FA6;

  --line-gold:rgba(231,199,124,.20);
  --line-soft:rgba(244,238,226,.10);
  --line-hard:rgba(231,199,124,.45);

  --font-serif:"Noto Serif SC","Source Han Serif SC","Source Han Serif CN","Songti SC","STSong","SimSun",serif;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow Condensed","Oswald",ui-monospace,"SF Mono","Roboto Mono","Courier New",monospace;

  --shell:1440px;
  --gutter:clamp(20px,4vw,72px);
  --header-h:76px;
  --radius:2px;
  --cut:16px;

  --space-1:4px;
  --space-2:8px;
  --space-3:12px;
  --space-4:16px;
  --space-5:24px;
  --space-6:32px;
  --space-7:48px;
  --space-8:64px;
  --space-9:96px;

  --ease:cubic-bezier(.2,.7,.3,1);
  --shadow-panel:0 28px 56px -38px rgba(0,0,0,.95);
}

/* ---------- 2. 重置 ---------- */
*,*::before,*::after{box-sizing:border-box;}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  background:#06080A;
}

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,picture{
  display:block;
  max-width:100%;
}

a{color:inherit;}

button,input,select,textarea{
  font:inherit;
  color:inherit;
}

[hidden]{display:none !important;}

:where(a,button,[tabindex]):focus-visible{
  outline:2px solid var(--jade-hi);
  outline-offset:3px;
  border-radius:1px;
}

#main-content{scroll-margin-top:var(--header-h);}
:target{scroll-margin-top:calc(var(--header-h) + 24px);}

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

/* ---------- 3. 中文排版基线 ---------- */
body{
  min-height:100vh;
  background-color:#06080A;
  background-image:
    radial-gradient(1200px 620px at 82% -12%, rgba(14,143,110,.13), transparent 68%),
    radial-gradient(900px 540px at -6% 4%, rgba(184,137,59,.09), transparent 70%);
  background-repeat:no-repeat;
  color:var(--ivory);
  font-family:var(--font-sans);
  font-size:clamp(15px, .32vw + 14px, 17px);
  line-height:1.78;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-serif);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.01em;
  color:var(--ivory);
}

h1{
  font-weight:900;
  line-height:1.03;
  letter-spacing:-.03em;
  font-size:clamp(38px, 6.2vw, 76px);
}

h2{font-size:clamp(24px, 2.6vw, 36px);}
h3{font-size:clamp(19px, 1.6vw, 24px);}
h4{font-size:clamp(17px, 1.2vw, 19px);}

p{max-width:46em;}

strong{color:var(--gold);font-weight:700;}

::selection{
  background:rgba(31,192,142,.35);
  color:#F4EEE2;
}

/* ---------- 4. 布局骨架 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.grid{
  display:grid;
  grid-template-columns:repeat(12, minmax(0,1fr));
  gap:clamp(16px, 2vw, 24px);
}

.col-3{grid-column:span 3;}
.col-4{grid-column:span 4;}
.col-6{grid-column:span 6;}
.col-8{grid-column:span 8;}
.col-9{grid-column:span 9;}
.col-12{grid-column:span 12;}

.stack > * + *{margin-top:var(--space-4);}

.divider{
  height:1px;
  border:0;
  margin:clamp(24px,4vw,40px) 0;
  background:linear-gradient(90deg, rgba(231,199,124,.55), rgba(231,199,124,.12) 45%, rgba(231,199,124,0));
}

/* ---------- 5. 文本层 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.18em;
  line-height:1;
  color:var(--gold-deep);
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  display:block;
  width:26px;
  height:1px;
  background:currentColor;
  flex:0 0 auto;
}

.section-head{
  display:flex;
  flex-direction:column;
  gap:var(--space-3);
  margin-bottom:clamp(20px,3vw,32px);
}

.section-title{
  font-family:var(--font-serif);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.12;
  font-size:clamp(24px,3vw,38px);
  color:var(--ivory);
}

.lede{
  font-size:clamp(15px, .4vw + 14px, 18px);
  line-height:1.85;
  color:rgba(244,238,226,.78);
  max-width:42em;
}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:14px 24px;
  border:1px solid var(--line-hard);
  border-radius:var(--radius);
  background:transparent;
  color:var(--ivory);
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:600;
  letter-spacing:.12em;
  line-height:1;
  text-decoration:none;
  cursor:pointer;
  transition:background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.btn:hover{transform:translateY(-2px);}

.btn--jade{
  background:var(--jade);
  border-color:var(--jade);
  color:#F4EEE2;
}
.btn--jade:hover{
  background:var(--jade-hi);
  border-color:var(--jade-hi);
  color:#04120D;
}

.btn--gold{
  background:linear-gradient(100deg, var(--gold), var(--gold-deep));
  border-color:transparent;
  color:#0A0E10;
}
.btn--gold:hover{filter:brightness(1.08);}

.btn--ghost{
  border-color:rgba(244,238,226,.30);
  color:rgba(244,238,226,.86);
}
.btn--ghost:hover{
  border-color:var(--gold);
  background:rgba(231,199,124,.10);
  color:var(--gold);
}

.btn--sm{
  min-height:40px;
  padding:10px 16px;
  font-size:12px;
  letter-spacing:.14em;
}

.btn--block{
  display:flex;
  width:100%;
}

/* ---------- 7. 面包屑 ---------- */
.crumbs{margin-bottom:clamp(16px,2.4vw,28px);}

.crumbs-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}

.crumbs-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--mist);
}
.crumbs-item + .crumbs-item::before{
  content:"";
  width:5px;
  height:5px;
  transform:rotate(45deg);
  background:var(--gold-deep);
  opacity:.7;
}
.crumbs-item[aria-current="page"]{color:var(--gold);}

.crumbs-link{
  color:rgba(244,238,226,.66);
  text-decoration:none;
  transition:color .2s var(--ease);
}
.crumbs-link:hover{color:var(--jade-hi);}

/* ---------- 8. 主体容器 ---------- */
.page-main{
  display:block;
  position:relative;
  padding-top:calc(var(--header-h) + clamp(24px,4vw,56px));
  padding-bottom:clamp(56px,8vw,112px);
  min-height:60vh;
}

/* ---------- 9. 档案卡 / 面板 ---------- */
.panel{
  position:relative;
  display:block;
  padding:clamp(18px,2.4vw,28px);
  border:1px solid var(--line-gold);
  border-radius:var(--radius);
  background:
    linear-gradient(158deg, rgba(19,28,32,.94) 0%, rgba(10,15,18,.96) 62%, rgba(8,12,14,.98) 100%);
  box-shadow:var(--shadow-panel);
  transition:transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.panel:hover{
  transform:translateY(-4px);
  border-color:var(--line-hard);
  box-shadow:0 32px 60px -34px rgba(0,0,0,.95), 0 0 0 1px rgba(31,192,142,.12);
}

.panel--cut{
  clip-path:polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.panel--jade{
  border-color:rgba(31,192,142,.40);
  background:
    linear-gradient(158deg, rgba(14,143,110,.16) 0%, rgba(10,18,20,.96) 58%, rgba(8,12,14,.98) 100%);
}

.panel__head{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-bottom:var(--space-3);
}

.panel__title{
  font-family:var(--font-serif);
  font-size:clamp(18px,1.5vw,22px);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.3;
  color:var(--ivory);
}

.panel__body{
  font-size:15px;
  line-height:1.85;
  color:rgba(244,238,226,.74);
}

/* ---------- 10. 标签 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border:1px solid currentColor;
  border-radius:1px;
  font-family:var(--font-sans);
  font-size:11px;
  font-weight:600;
  letter-spacing:.14em;
  line-height:1;
  color:var(--gold);
  white-space:nowrap;
}
.tag--gold{
  background:rgba(231,199,124,.12);
  border-color:rgba(231,199,124,.55);
  color:var(--gold);
}
.tag--jade{
  background:rgba(14,143,110,.18);
  border-color:rgba(31,192,142,.60);
  color:var(--jade-hi);
}
.tag--crimson{
  background:var(--crimson);
  border-color:var(--crimson);
  color:var(--ivory);
}
.tag--azure{
  background:var(--azure);
  border-color:var(--azure);
  color:var(--ivory);
}

/* ---------- 11. 数据 ---------- */
.stat{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.stat-value{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:clamp(26px,3vw,40px);
  line-height:1;
  letter-spacing:.01em;
  color:var(--jade-hi);
}

.stat-label{
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  line-height:1.5;
  color:var(--mist);
}

/* ---------- 12. 图片容器 ---------- */
.media{
  display:block;
  margin:0;
}

.media__frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16 / 10;
  border:1px solid var(--line-gold);
  border-radius:var(--radius);
  background-color:#0B1114;
  background-image:
    linear-gradient(135deg, rgba(14,143,110,.20) 0%, rgba(10,16,19,.9) 48%, rgba(184,137,59,.16) 100%),
    repeating-linear-gradient(115deg, rgba(244,238,226,.035) 0 1px, transparent 1px 12px);
  clip-path:polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}
.media__frame::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:1px;
  background:linear-gradient(90deg, rgba(31,192,142,0), rgba(31,192,142,.65), rgba(231,199,124,0));
  pointer-events:none;
}

.media__img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.media__caption{
  margin-top:10px;
  font-family:var(--font-sans);
  font-size:12px;
  letter-spacing:.08em;
  line-height:1.6;
  color:var(--mist);
}

.media--wide .media__frame{aspect-ratio:21 / 9;}
.media--tall .media__frame{aspect-ratio:4 / 5;}
.media--square .media__frame{aspect-ratio:1 / 1;}

/* ---------- 13. 主题筛选 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:clamp(16px,2.4vw,28px);
}

.filter-btn{
  padding:10px 16px;
  min-height:40px;
  border:1px solid rgba(244,238,226,.22);
  border-radius:1px;
  background:transparent;
  color:rgba(244,238,226,.72);
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  line-height:1;
  cursor:pointer;
  transition:background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.filter-btn:hover{
  border-color:var(--line-hard);
  color:var(--gold);
}
.filter-btn[aria-pressed="true"]{
  background:var(--jade);
  border-color:var(--jade);
  color:#F4EEE2;
}

/* ---------- 14. 滚动显现 ---------- */
.js-ready [data-reveal]{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .6s var(--ease), transform .6s var(--ease);
}
.js-ready [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 15. 页头 ---------- */
.skip-link{
  position:absolute;
  top:10px;
  left:50%;
  z-index:400;
  padding:10px 20px;
  transform:translate(-50%, -180%);
  background:var(--gold);
  color:#0A0E10;
  font-family:var(--font-sans);
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  text-decoration:none;
  border-radius:2px;
  transition:transform .22s var(--ease);
}
.skip-link:focus{
  transform:translate(-50%, 0);
  outline:2px solid var(--ivory);
  outline-offset:2px;
}

.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:300;
  background:rgba(6,8,10,0);
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}

.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg, rgba(6,8,10,.90) 0%, rgba(6,8,10,.42) 62%, rgba(6,8,10,0) 100%);
  transition:opacity .35s var(--ease);
}

.site-header[data-scrolled]{
  background:rgba(7,10,12,.94);
  border-bottom-color:rgba(231,199,124,.24);
  box-shadow:0 20px 44px -30px rgba(0,0,0,1);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
}
.site-header[data-scrolled]::before{opacity:0;}

.header-inner{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  gap:clamp(12px, 2vw, 28px);
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  height:var(--header-h);
  padding-inline:var(--gutter);
}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex:0 0 auto;
  text-decoration:none;
  color:var(--ivory);
}

.brand-mark{
  width:36px;
  height:auto;
  flex:0 0 auto;
  filter:drop-shadow(0 0 10px rgba(231,199,124,.28));
  transition:transform .35s var(--ease);
}
.brand:hover .brand-mark{transform:translateY(-2px);}

.brand-text{
  display:flex;
  flex-direction:column;
  gap:4px;
}

.brand-name{
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:800;
  letter-spacing:.02em;
  line-height:1;
  color:var(--ivory);
}

.brand-line{
  font-family:var(--font-sans);
  font-size:10px;
  font-weight:600;
  letter-spacing:.20em;
  line-height:1;
  color:var(--gold-deep);
}

/* 主导航 */
.primary-nav{
  display:flex;
  align-items:center;
  margin-left:auto;
}

.nav-list{
  display:flex;
  align-items:center;
  gap:clamp(4px, 1.1vw, 16px);
}

.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 2px;
  font-family:var(--font-sans);
  font-size:13px;
  font-weight:600;
  letter-spacing:.14em;
  line-height:1;
  color:rgba(244,238,226,.70);
  text-decoration:none;
  white-space:nowrap;
  transition:color .25s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:2px;
  height:1px;
  background:linear-gradient(90deg, var(--jade-hi), var(--gold));
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .3s var(--ease);
}
.nav-link:hover{color:var(--ivory);}
.nav-link:hover::after{transform:scaleX(1);}

.nav-link[aria-current="page"]{color:var(--jade-hi);}
.nav-link[aria-current="page"]::after{
  transform:scaleX(1);
  background:var(--jade-hi);
}

/* 头部主行动 */
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  min-height:42px;
  padding:12px 20px;
  background:linear-gradient(100deg, var(--jade-hi), var(--jade));
  color:#04120D;
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  line-height:1;
  text-decoration:none;
  clip-path:polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition:filter .25s var(--ease), transform .25s var(--ease);
}
.header-cta:hover{filter:brightness(1.10);transform:translateY(-1px);}
.header-cta:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--ivory);}

/* 移动按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border:1px solid rgba(231,199,124,.42);
  border-radius:1px;
  background:transparent;
  color:var(--gold);
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  line-height:1;
  cursor:pointer;
  transition:border-color .25s var(--ease), color .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold);color:var(--ivory);}

.nav-toggle-icon{
  position:relative;
  display:block;
  width:20px;
  height:2px;
  flex:0 0 auto;
  background:currentColor;
  transition:background .25s var(--ease);
}
.nav-toggle-icon::before,
.nav-toggle-icon::after{
  content:"";
  position:absolute;
  left:0;
  width:20px;
  height:2px;
  background:currentColor;
  transition:transform .25s var(--ease), top .25s var(--ease);
}
.nav-toggle-icon::before{top:-7px;}
.nav-toggle-icon::after{top:7px;}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon{background:transparent;}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before{top:0;transform:rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after{top:0;transform:rotate(-45deg);}

.nav-cta{display:none;}

/* 阅读进度 */
.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg, var(--jade-hi) 0%, var(--gold) 55%, var(--jade-hi) 100%);
  pointer-events:none;
}

/* ---------- 16. 页脚 ---------- */
.site-footer{
  position:relative;
  overflow:hidden;
  background:#0A0E11;
  border-top:1px solid rgba(231,199,124,.26);
  color:var(--ivory);
}

.site-footer::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(70% 90% at 88% 0%, rgba(14,143,110,.15), transparent 68%),
    radial-gradient(64% 84% at 2% 100%, rgba(184,137,59,.11), transparent 72%),
    repeating-linear-gradient(115deg, rgba(244,238,226,.022) 0 1px, transparent 1px 10px);
}

.footer-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(250px, 1.05fr) 2fr;
  gap:clamp(32px, 5vw, 80px);
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(48px,6vw,84px) var(--gutter) clamp(32px,4vw,52px);
}

.footer-lead{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:var(--space-4);
}

.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--ivory);
}

.footer-crown{
  width:40px;
  height:auto;
  flex:0 0 auto;
  color:var(--gold);
  filter:drop-shadow(0 0 12px rgba(231,199,124,.30));
}

.footer-name{
  font-family:var(--font-serif);
  font-size:clamp(20px,2vw,24px);
  font-weight:800;
  letter-spacing:.02em;
  line-height:1.1;
  color:var(--ivory);
}

.footer-tagline{
  max-width:30ch;
  font-size:14px;
  line-height:1.85;
  color:rgba(244,238,226,.66);
}

.footer-seal{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border:1px solid rgba(231,199,124,.36);
  font-family:var(--font-sans);
  font-size:11px;
  font-weight:600;
  letter-spacing:.16em;
  line-height:1;
  color:var(--gold-deep);
}

.footer-cols{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:clamp(20px,3vw,40px);
}

.footer-col{
  display:flex;
  flex-direction:column;
  gap:var(--space-4);
  min-width:0;
}

.footer-col-title{
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.18em;
  line-height:1;
  color:var(--gold);
  padding-bottom:12px;
  border-bottom:1px solid rgba(231,199,124,.22);
}

.footer-links{
  display:grid;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0;
}

.footer-link{
  display:inline-block;
  font-family:var(--font-sans);
  font-size:14px;
  line-height:1.6;
  letter-spacing:.02em;
  color:rgba(244,238,226,.70);
  text-decoration:none;
  transition:color .2s var(--ease), transform .2s var(--ease);
}
.footer-link:hover{color:var(--gold);transform:translateX(3px);}

.footer-link--legal{
  font-size:12px;
  letter-spacing:.08em;
  color:rgba(244,238,226,.56);
}
.footer-link--legal:hover{color:var(--gold);transform:none;}

.footer-link--cta{
  margin-top:var(--space-2);
  padding:10px 16px;
  border:1px solid rgba(31,192,142,.5);
  color:var(--jade-hi);
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
}
.footer-link--cta:hover{
  background:rgba(31,192,142,.14);
  color:var(--jade-hi);
  transform:none;
}

.footer-meta{
  display:grid;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0;
}

.footer-meta-item{
  display:grid;
  grid-template-columns:42px minmax(0,1fr);
  gap:10px;
  align-items:baseline;
}

.footer-meta-label{
  font-family:var(--font-sans);
  font-size:11px;
  font-weight:600;
  letter-spacing:.14em;
  line-height:1.7;
  color:var(--gold-deep);
}

.footer-meta-value{
  font-size:13px;
  line-height:1.7;
  color:rgba(244,238,226,.82);
  overflow-wrap:anywhere;
  user-select:all;
}

.footer-note{
  font-size:12px;
  line-height:1.75;
  color:var(--mist);
}

.footer-base{
  position:relative;
  z-index:1;
  border-top:1px solid rgba(244,238,226,.09);
  background:rgba(6,8,10,.62);
}

.footer-base-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 28px;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:20px var(--gutter);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}

.footer-copy{margin:0;}

.footer-legal{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin:0;
}

.footer-icp{
  margin:0;
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(244,238,226,.48);
}

/* ---------- 17. 响应式 ---------- */
@media (max-width:1100px){
  .grid{grid-template-columns:repeat(6, minmax(0,1fr));}
  .col-3{grid-column:span 3;}
  .col-4{grid-column:span 3;}
  .col-6{grid-column:span 3;}
  .col-8{grid-column:span 6;}
  .col-9{grid-column:span 6;}
  .col-12{grid-column:span 6;}
}

@media (max-width:960px){
  :root{--header-h:64px;}

  .brand-line{display:none;}
  .brand-mark{width:30px;}
  .brand-name{font-size:17px;}

  .header-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}

  .primary-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:block;
    margin:0;
    padding:8px var(--gutter) 24px;
    background:#080C0F;
    border-top:1px solid rgba(231,199,124,.18);
    border-bottom:1px solid rgba(231,199,124,.18);
    box-shadow:0 34px 60px -34px rgba(0,0,0,1);
    max-height:calc(100vh - var(--header-h));
    overflow-y:auto;
    visibility:hidden;
    opacity:0;
    transform:translateY(-10px);
    transition:opacity .26s var(--ease), transform .26s var(--ease), visibility .26s;
  }

  .primary-nav[data-open]{
    visibility:visible;
    opacity:1;
    transform:translateY(0);
  }

  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }

  .nav-link{
    display:block;
    padding:16px 2px;
    font-size:15px;
    letter-spacing:.10em;
    border-bottom:1px solid rgba(244,238,226,.07);
  }
  .nav-link::after{display:none;}
  .nav-link[aria-current="page"]{padding-left:16px;}
  .nav-link[aria-current="page"]::before{
    content:"";
    position:absolute;
    left:0;
    top:50%;
    width:6px;
    height:6px;
    transform:translateY(-50%) rotate(45deg);
    background:var(--jade-hi);
  }

  .nav-cta{
    display:flex;
    align-items:center;
    justify-content:center;
    margin-top:18px;
    padding:15px 18px;
    background:linear-gradient(100deg, var(--jade-hi), var(--jade));
    color:#04120D;
    font-family:var(--font-sans);
    font-size:13px;
    font-weight:700;
    letter-spacing:.14em;
    line-height:1;
    text-decoration:none;
  }

  .footer-inner{grid-template-columns:1fr;}
  .footer-cols{grid-template-columns:repeat(2, minmax(0,1fr));}
  .footer-tagline{max-width:46ch;}
}

@media (max-width:680px){
  .grid{grid-template-columns:repeat(4, minmax(0,1fr));}
  .col-3,.col-4,.col-6,.col-8,.col-9,.col-12{grid-column:span 4;}

  .footer-cols{grid-template-columns:1fr;}
  .footer-base-inner{flex-direction:column;align-items:flex-start;gap:10px;}

  .btn{width:100%;}
  .btn--sm{width:auto;}
  .filter-btn{flex:1 1 auto;}
}

/* ---------- 18. 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;
  }

  .js-ready [data-reveal]{
    opacity:1 !important;
    transform:none !important;
  }

  .panel:hover{transform:none;}
  .btn:hover{transform:none;}
  .footer-link:hover{transform:none;}
  .header-cta:hover{transform:none;}
  .brand:hover .brand-mark{transform:none;}
  .scroll-progress{transition:none;}
}