/* =========================================================
   Site Kit · 澳门游戏娱乐城 · 官方中文版
   夜紫框架 / 鎏金书脊 / 双路径色彩身份
   ========================================================= */

/* ---------- 1. 设计变量 ---------- */
:root{
  --night:#120A1F;
  --panel:#23103D;
  --edge:#4B2482;
  --gold:#E3B04B;
  --gold-hi:#FFDFA0;
  --gold-deep:#8A5F18;
  --jade:#17A57C;
  --jade-text:#3FD3A6;
  --ruby:#C62B4C;
  --ruby-text:#F2788F;
  --ivory:#F6F0E4;
  --silver:#A79FB8;
  --sand:#EDE6DA;

  --frame-w:250px;
  --shell-max:1180px;
  --radius:16px;
  --radius-sm:10px;

  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",Georgia,"Times New Roman",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --num:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Roboto Mono",monospace;

  --shadow-panel:0 24px 60px -34px rgba(0,0,0,.9);
  --shadow-gold:0 12px 28px -16px rgba(227,176,75,.9);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ivory);
  background-color:var(--night);
  background-image:
    radial-gradient(820px 520px at 8% -10%, rgba(75,36,130,.62), transparent 62%),
    radial-gradient(680px 460px at 98% 2%, rgba(23,165,124,.14), transparent 60%),
    radial-gradient(760px 560px at 50% 112%, rgba(198,43,76,.13), transparent 62%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4,h5,h6{
  font-family:var(--serif);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.02em;
  margin:0;
}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
hr{border:0;border-top:1px solid var(--edge);margin:0}
::selection{background:var(--gold);color:#1A0D2E}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible,
summary:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:3px;
  border-radius:4px;
}
#main-content{display:block;scroll-margin-block-start:24px}

/* ---------- 3. 桌面画框偏移 ---------- */
@media (min-width:900px){
  body{padding-left:var(--frame-w);background-attachment:fixed}
}

/* ---------- 4. 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:0;
  left:50%;
  z-index:200;
  transform:translate(-50%,-140%);
  padding:10px 22px;
  font-size:14px;
  font-weight:800;
  letter-spacing:.06em;
  color:#1A0D2E;
  background:linear-gradient(100deg,var(--gold-hi),var(--gold));
  border-radius:0 0 10px 10px;
  box-shadow:var(--shadow-gold);
  transition:transform .22s ease-out;
}
.skip-link:focus{transform:translate(-50%,0)}

/* ---------- 5. 阅读进度 ---------- */
.read-progress{
  position:fixed;
  top:0;left:0;right:0;
  height:3px;
  z-index:120;
  background:rgba(75,36,130,.45);
  pointer-events:none;
}
.read-progress__bar{
  display:block;
  height:100%;
  width:100%;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--gold-deep),var(--gold) 42%,var(--gold-hi));
  box-shadow:0 0 14px rgba(227,176,75,.75);
}
@media (min-width:900px){.read-progress{left:var(--frame-w)}}

/* ---------- 6. 头部框架 ---------- */
.site-frame{
  position:fixed;
  top:0;left:0;
  width:var(--frame-w);
  height:100vh;
  height:100dvh;
  z-index:70;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
  overscroll-behavior:contain;
  scrollbar-width:thin;
  background:
    linear-gradient(180deg,#1C0E31 0%,#120A1F 52%,#160B27 100%);
  border-right:1px solid var(--edge);
  box-shadow:24px 0 60px -46px rgba(227,176,75,.9);
}
.site-frame__inner{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:18px;
  flex:1 1 auto;
  padding:26px 20px 24px;
  min-height:100%;
}

.frame-corner{
  position:absolute;
  width:15px;height:15px;
  border:2px solid var(--gold);
  opacity:.72;
  pointer-events:none;
}
.frame-corner--tl{top:8px;left:8px;border-right:0;border-bottom:0}
.frame-corner--tr{top:8px;right:8px;border-left:0;border-bottom:0}
.frame-corner--bl{bottom:8px;left:8px;border-right:0;border-top:0}
.frame-corner--br{bottom:8px;right:8px;border-left:0;border-top:0}

/* 品牌 */
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--ivory);
  text-decoration:none;
}
.brand__mark{
  flex:none;
  width:44px;height:44px;
  display:grid;place-items:center;
  font-family:var(--serif);
  font-weight:900;
  font-size:20px;
  line-height:1;
  color:#1A0D2E;
  border-radius:11px;
  background:linear-gradient(135deg,var(--gold-hi) 0%,var(--gold) 52%,#9A6B1F 100%);
  box-shadow:0 0 0 1px rgba(255,223,160,.55),0 10px 22px -12px rgba(227,176,75,.95);
}
.brand__text{display:block;min-width:0}
.brand__name{
  display:block;
  font-family:var(--serif);
  font-weight:900;
  font-size:16px;
  line-height:1.28;
  letter-spacing:.01em;
  color:var(--ivory);
}
.brand__line{
  display:block;
  margin-top:3px;
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.13em;
  color:var(--silver);
}
.brand--footer .brand__mark{width:38px;height:38px;font-size:17px;border-radius:9px}
.brand--footer .brand__name{font-size:15px}

/* 移动端菜单按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  min-height:42px;
  padding:8px 13px;
  border:1px solid var(--edge);
  border-radius:var(--radius-sm);
  background:rgba(35,16,61,.88);
  color:var(--gold);
  font-size:13px;
  font-weight:800;
  letter-spacing:.1em;
  cursor:pointer;
  transition:border-color .2s,background-color .2s;
}
.nav-toggle:hover{border-color:var(--gold);background:rgba(75,36,130,.6)}
.nav-toggle__bars{display:grid;gap:3px;width:16px}
.nav-toggle__bars i{
  display:block;height:2px;border-radius:2px;
  background:currentColor;
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.site-frame[data-open] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.site-frame[data-open] .nav-toggle__bars i:nth-child(2){opacity:0}
.site-frame[data-open] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* 双路径切换 */
.path-switch{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:6px;
  padding:6px;
  border:1px solid var(--edge);
  border-radius:12px;
  background:rgba(35,16,61,.72);
}
.path-switch__item{
  display:block;
  text-align:center;
  padding:8px 4px;
  font-size:12.5px;
  font-weight:800;
  letter-spacing:.04em;
  border-radius:8px;
  border:1px solid transparent;
  transition:background-color .2s,border-color .2s,color .2s;
}
.path-switch__item--jade{color:var(--jade-text);border-color:rgba(23,165,124,.45)}
.path-switch__item--jade:hover{background:rgba(23,165,124,.2);border-color:var(--jade);color:#8CF0D0}
.path-switch__item--ruby{color:var(--ruby-text);border-color:rgba(198,43,76,.45)}
.path-switch__item--ruby:hover{background:rgba(198,43,76,.2);border-color:var(--ruby);color:#FFB3C2}

/* 主导航 */
.site-nav{flex:1 1 auto;min-height:0;overflow-y:auto;scrollbar-width:thin}
.site-nav__title{
  position:absolute;
  width:1px;height:1px;
  margin:-1px;padding:0;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}
.site-nav__list{display:flex;flex-direction:column;gap:2px}
.site-nav__link{
  display:flex;
  align-items:center;
  gap:10px;
  padding:9px 10px 9px 12px;
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  color:#CFC6DE;
  border-radius:9px;
  border-left:3px solid transparent;
  transition:color .2s,background-color .2s,border-color .2s;
}
.site-nav__link::before{
  content:"";
  flex:none;
  width:6px;height:6px;
  border:1px solid var(--edge);
  transform:rotate(45deg);
  transition:background-color .2s,border-color .2s,box-shadow .2s;
}
.site-nav__link:hover{color:var(--gold-hi);background:rgba(75,36,130,.36)}
.site-nav__link:hover::before{background:var(--gold);border-color:var(--gold-hi)}
.site-nav__link[aria-current="page"]{
  color:var(--gold);
  border-left-color:var(--gold);
  background:linear-gradient(90deg,rgba(227,176,75,.2),rgba(227,176,75,0) 88%);
}
.site-nav__link[aria-current="page"]::before{
  background:var(--gold);
  border-color:var(--gold-hi);
  box-shadow:0 0 10px rgba(227,176,75,.9);
}
.site-frame__cta{margin-block-start:auto}

/* ---------- 7. 按钮 ---------- */
.cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:11px 20px;
  font-family:var(--sans);
  font-size:14px;
  font-weight:800;
  letter-spacing:.04em;
  line-height:1.3;
  text-align:center;
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  cursor:pointer;
  transition:background-position .6s ease-out,box-shadow .25s ease-out,background-color .2s,border-color .2s,color .2s;
}
.cta--gold{
  color:#1A0D2E;
  background-image:linear-gradient(100deg,var(--gold) 0%,var(--gold-hi) 26%,var(--gold) 52%,var(--gold-hi) 76%,var(--gold) 100%);
  background-size:240% 100%;
  background-position:0 0;
  box-shadow:var(--shadow-gold),inset 0 0 0 1px rgba(255,255,255,.28);
}
.cta--gold:hover{background-position:100% 0}
.cta--ghost{
  color:var(--ivory);
  border-color:var(--edge);
  background:rgba(35,16,61,.7);
}
.cta--ghost:hover{border-color:var(--gold);color:var(--gold-hi);background:rgba(75,36,130,.5)}
.cta--jade{color:#06110D;background:linear-gradient(100deg,var(--jade),var(--jade-text));box-shadow:0 12px 26px -16px rgba(23,165,124,.95)}
.cta--jade:hover{background-position:100% 0;box-shadow:0 14px 30px -14px rgba(23,165,124,1)}
.cta--ruby{color:#1A0410;background:linear-gradient(100deg,var(--ruby),var(--ruby-text));box-shadow:0 12px 26px -16px rgba(198,43,76,.95)}
.cta--ruby:hover{background-position:100% 0}
.cta--sm{min-height:38px;padding:7px 14px;font-size:13px;border-radius:9px}
.cta--block{width:100%}

/* ---------- 8. 通用布局 ---------- */
.u-container{
  width:100%;
  max-width:var(--shell-max);
  margin-inline:auto;
  padding-inline:clamp(18px,4vw,44px);
}
.u-container--wide{max-width:1320px}

.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (min-width:900px){
  .span-8{grid-column:span 8}
  .span-7{grid-column:span 7}
  .span-5{grid-column:span 5}
  .span-4{grid-column:span 4}
}
@media (max-width:899px){
  .grid--12,.grid--2,.grid--3{grid-template-columns:minmax(0,1fr)}
}

/* ---------- 9. 文本与标题 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.22em;
  color:var(--gold);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--gold)}
.section-title{
  font-size:clamp(24px,3.4vw,34px);
  margin-block:10px 12px;
  color:var(--ivory);
}
.lead{
  font-size:17px;
  line-height:1.75;
  color:#DED6E9;
  max-width:44em;
}
.muted{color:var(--silver);font-size:13.5px;line-height:1.7}
.is-metal{
  background-image:linear-gradient(100deg,var(--gold) 0%,var(--gold-hi) 46%,var(--gold) 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .is-metal{color:var(--gold);-webkit-text-fill-color:var(--gold)}
}

.num{
  display:block;
  font-family:var(--num);
  font-weight:800;
  font-size:clamp(40px,7vw,72px);
  line-height:.92;
  letter-spacing:-.04em;
  font-variant-numeric:tabular-nums;
  background-image:linear-gradient(160deg,var(--gold-hi),var(--gold) 58%,var(--gold-deep));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}

/* ---------- 10. 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--silver);
}
.breadcrumb a{color:var(--silver);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-hi)}
.breadcrumb__sep{color:var(--edge)}
.breadcrumb [aria-current="page"]{color:var(--gold);font-weight:700}

/* ---------- 11. 叠层面板 ---------- */
.panel{
  position:relative;
  background:linear-gradient(180deg,var(--panel) 0%,#1B0D31 100%);
  border:1px solid var(--edge);
  border-radius:var(--radius);
  padding:clamp(20px,3vw,38px);
  box-shadow:var(--shadow-panel);
  overflow:hidden;
}
.panel::before{
  content:"";
  position:absolute;
  top:0;
  left:22px;
  width:76px;
  height:6px;
  border-radius:0 0 6px 6px;
  background:linear-gradient(90deg,var(--gold),var(--gold-hi));
}
.panel--sand{
  background:linear-gradient(180deg,var(--sand) 0%,#E2D9C9 100%);
  color:var(--night);
  border-color:#CFC3AC;
}
.panel--sand .section-title,
.panel--sand h2,
.panel--sand h3{color:var(--night)}
.panel--sand .lead{color:#3B2E52}
.panel--sand .muted{color:#5B4E70}
.panel--jade{border-color:rgba(23,165,124,.55)}
.panel--jade::before{background:linear-gradient(90deg,var(--jade),var(--jade-text))}
.panel--ruby{border-color:rgba(198,43,76,.55)}
.panel--ruby::before{background:linear-gradient(90deg,var(--ruby),var(--ruby-text))}

.panel-stack{display:grid;gap:0}
.panel-stack > .panel + .panel{margin-block-start:-32px}
@media (max-width:599px){
  .panel-stack > .panel + .panel{margin-block-start:-18px}
}

/* ---------- 12. 标签胶囊 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  font-size:12.5px;
  font-weight:800;
  letter-spacing:.07em;
  border-radius:999px;
  border:1px solid var(--edge);
  background:rgba(75,36,130,.28);
  color:var(--silver);
}
.tag--gold{color:var(--gold);border-color:rgba(227,176,75,.55);background:rgba(227,176,75,.13)}
.tag--jade{color:var(--jade-text);border-color:rgba(63,211,166,.5);background:rgba(23,165,124,.16)}
.tag--ruby{color:var(--ruby-text);border-color:rgba(242,120,143,.5);background:rgba(198,43,76,.16)}

/* ---------- 13. 图片容器 ---------- */
.media{
  position:relative;
  display:block;
  overflow:hidden;
  isolation:isolate;
  border-radius:14px;
  border:1px solid var(--edge);
  background:linear-gradient(150deg,#2C1450 0%,#170A29 58%,#200F38 100%);
  box-shadow:inset 0 0 60px -20px rgba(227,176,75,.22);
}
.media::after{
  content:"";
  position:absolute;
  inset:auto -20% -58% -20%;
  height:72%;
  background:radial-gradient(closest-side,rgba(227,176,75,.24),transparent);
  pointer-events:none;
}
.media > img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--3x4{aspect-ratio:3/4}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}
.media__caption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:12px 16px;
  font-size:12.5px;
  line-height:1.6;
  color:var(--silver);
  background:linear-gradient(0deg,rgba(18,10,31,.94) 0%,rgba(18,10,31,.65) 62%,rgba(18,10,31,0) 100%);
}

/* ---------- 14. 雪山线稿装饰 ---------- */
.snowline{
  position:absolute;
  right:0;
  bottom:0;
  width:min(260px,44%);
  height:76px;
  opacity:.16;
  pointer-events:none;
  background-image:repeating-linear-gradient(116deg,var(--gold) 0 1px,transparent 1px 13px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 42%);
  mask-image:linear-gradient(90deg,transparent,#000 42%);
  clip-path:polygon(0 100%,16% 44%,30% 74%,46% 20%,62% 62%,78% 34%,100% 100%);
}

/* ---------- 15. 入场显现 ---------- */
[data-reveal]{
  transform:translateY(14px);
  transition:transform .32s cubic-bezier(.2,.7,.3,1);
}
[data-reveal].is-in{transform:none}

/* ---------- 16. 返回顶部 ---------- */
.back-to-top{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:75;
  width:46px;height:46px;
  display:grid;
  place-items:center;
  font-size:17px;
  font-weight:800;
  line-height:1;
  color:var(--gold);
  border:1px solid var(--gold);
  border-radius:50%;
  background:rgba(35,16,61,.94);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s ease-out,transform .25s ease-out,visibility .25s,background-color .2s,color .2s;
}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-to-top:hover{background:var(--gold);color:#1A0D2E}

/* ---------- 17. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-block-start:clamp(56px,8vw,110px);
  border-top:1px solid var(--edge);
  background:linear-gradient(180deg,rgba(35,16,61,.58) 0%,#0E0619 60%,#0B0413 100%);
  box-shadow:0 -34px 76px -56px rgba(227,176,75,.6);
  color:var(--ivory);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:0;
  width:min(260px,36%);
  height:3px;
  background:linear-gradient(90deg,var(--gold-hi),var(--gold) 55%,transparent);
}
.site-footer__top{
  display:grid;
  grid-template-columns:1.5fr .9fr .9fr 1.2fr;
  gap:clamp(22px,3vw,40px);
  padding-block:clamp(34px,5vw,58px) clamp(18px,3vw,28px);
}
.site-footer__brand .brand{margin-block-end:0}
.site-footer__tagline{
  margin-block-start:14px;
  max-width:26em;
  font-size:13.5px;
  line-height:1.75;
  color:var(--silver);
}
.site-footer__col{min-width:0}
.site-footer__head{
  margin-block-end:14px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.2em;
  color:var(--gold);
}
.site-footer__links{display:flex;flex-direction:column;gap:9px}
.site-footer__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:#CFC6DE;
  transition:color .2s;
}
.site-footer__link::before{
  content:"";
  flex:none;
  width:5px;height:5px;
  border-radius:50%;
  background:var(--edge);
  transition:background-color .2s;
}
.site-footer__link:hover{color:var(--gold-hi)}
.site-footer__link:hover::before{background:var(--gold)}

.contact-block{
  display:grid;
  gap:10px;
  margin-block-end:clamp(18px,3vw,26px);
  padding:18px 20px;
  border:1px solid var(--edge);
  border-radius:14px;
  background:rgba(18,10,31,.68);
}
.contact-block__head{
  font-size:12px;
  font-weight:800;
  letter-spacing:.2em;
  color:var(--gold);
}
.contact-block__list{display:grid;gap:7px}
.contact-block__item{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  font-size:14px;
  color:#CFC6DE;
}
.contact-block__key{
  flex:none;
  min-width:46px;
  font-size:12.5px;
  font-weight:800;
  letter-spacing:.1em;
  color:var(--silver);
}
.contact-block__val{color:var(--ivory);word-break:break-word}

.quick-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding-block:16px;
  border-top:1px dashed rgba(75,36,130,.85);
}
.quick-bar__label{
  margin-inline-end:4px;
  font-size:11.5px;
  font-weight:800;
  letter-spacing:.22em;
  color:var(--silver);
}
.quick-bar__link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:36px;
  padding:6px 15px;
  font-size:13px;
  font-weight:800;
  color:var(--ivory);
  border:1px solid var(--edge);
  border-radius:999px;
  background:rgba(35,16,61,.82);
  transition:border-color .2s,color .2s,background-color .2s;
}
.quick-bar__link:hover{border-color:var(--gold);color:var(--gold-hi);background:rgba(75,36,130,.55)}
.quick-bar__link--jade{color:var(--jade-text);border-color:rgba(23,165,124,.55)}
.quick-bar__link--jade:hover{color:#8CF0D0;border-color:var(--jade);background:rgba(23,165,124,.2)}
.quick-bar__link--ruby{color:var(--ruby-text);border-color:rgba(198,43,76,.55)}
.quick-bar__link--ruby:hover{color:#FFB3C2;border-color:var(--ruby);background:rgba(198,43,76,.2)}

.legal-line{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-block:16px 30px;
  border-top:1px solid rgba(75,36,130,.45);
  font-size:12.5px;
  letter-spacing:.03em;
  color:#8C8399;
}
.legal-line__sep{color:var(--edge)}

/* ---------- 18. 平板与移动端 ---------- */
@media (max-width:1099px){
  .site-footer__top{grid-template-columns:1fr 1fr}
  .site-footer__brand{grid-column:1 / -1}
}
@media (max-width:899px){
  .site-frame{
    position:sticky;
    top:0;left:0;
    width:100%;
    height:auto;
    border-right:0;
    border-bottom:1px solid var(--edge);
    background:rgba(18,10,31,.95);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    box-shadow:0 18px 40px -34px rgba(227,176,75,.95);
    overflow:visible;
  }
  .site-frame__inner{
    flex-direction:row;
    flex-wrap:wrap;
    align-items:center;
    gap:10px;
    padding:10px 14px 12px;
    min-height:60px;
  }
  .frame-corner{display:none}
  .brand{flex:1 1 auto;gap:10px;min-width:0}
  .brand__mark{width:38px;height:38px;font-size:18px;border-radius:9px}
  .brand__name{font-size:15px}
  .brand__line{font-size:10.5px;letter-spacing:.1em}
  .nav-toggle{display:inline-flex;order:2}
  .path-switch{order:3;flex:1 0 100%}
  .site-frame__cta{display:none}

  .site-nav{
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:90;
    max-height:76vh;
    overflow-y:auto;
    padding:14px 16px 22px;
    border-top:2px solid var(--gold);
    border-radius:18px 18px 0 0;
    background:linear-gradient(180deg,rgba(35,16,61,.99) 0%,rgba(14,6,25,1) 100%);
    box-shadow:0 -30px 70px -30px rgba(0,0,0,.95);
    transform:translateY(112%);
    transition:transform .3s cubic-bezier(.2,.7,.3,1);
  }
  .site-frame[data-open] .site-nav{transform:translateY(0)}
  .site-nav__title{
    position:static;
    width:auto;height:auto;
    margin:0 0 10px;
    padding:0;
    overflow:visible;
    clip:auto;
    white-space:normal;
    display:flex;
    align-items:center;
    gap:9px;
    font-size:11.5px;
    font-weight:800;
    letter-spacing:.24em;
    color:var(--gold);
  }
  .site-nav__title::before{content:"";width:20px;height:2px;background:var(--gold)}
  .site-nav__list{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:6px;
  }
  .site-nav__link{
    padding:12px 12px 12px 14px;
    font-size:14.5px;
    border-left-width:0;
    border-bottom:2px solid transparent;
    background:rgba(35,16,61,.7);
  }
  .site-nav__link[aria-current="page"]{
    border-left-color:transparent;
    border-bottom-color:var(--gold);
  }
  .back-to-top{bottom:20px;right:14px}
}
@media (max-width:599px){
  .site-footer__top{grid-template-columns:1fr}
  .site-footer__brand{grid-column:auto}
  .contact-block{padding:16px}
  .legal-line{font-size:12px}
}

/* ---------- 19. 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;
  }
  [data-reveal]{transform:none}
  .cta--gold:hover{background-position:0 0}
}