/* ============================================================
   超圣娱乐中心 · 共享 site.css
   夜间控制台 · 深墨底 / 电光青 / 暖金
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink:#070C16;
  --panel:#0D1524;
  --track:#16223A;
  --line:#24334D;
  --paper:#E8EEF7;
  --muted:#9AA9BF;
  --cyan:#38E0D8;
  --gold:#E8B44A;
  --moss:#6E8F5E;
  --clay:#C4705A;
  --stone:#6B7686;
  --warm:#F3F0E9;

  --rail-w:240px;
  --wrap:1180px;
  --gap:24px;
  --radius:14px;
  --radius-sm:10px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --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-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd,pre{margin:0;}
ul,ol{list-style:none;padding:0;}
img,svg,video{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
a{color:inherit;}
table{border-collapse:collapse;width:100%;}
[hidden]{display:none !important;}

/* ---------- 3. 基底与中文排版 ---------- */
html{scroll-behavior:smooth;}
body{
  min-height:100vh;
  background:
    radial-gradient(920px 620px at 10% -12%, rgba(56,224,216,.10), transparent 62%),
    radial-gradient(760px 520px at 104% 2%, rgba(232,180,74,.06), transparent 58%),
    var(--ink);
  color:var(--paper);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  font-weight:400;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-weight:900;letter-spacing:-.02em;line-height:1.12;color:var(--paper);}
p{max-width:40em;}
strong,b{font-weight:700;color:#F4F8FE;}
::selection{background:rgba(56,224,216,.28);color:#F6FFFE;}

.display-xl{font-size:clamp(34px,7vw,76px);font-weight:900;letter-spacing:-.025em;line-height:1.06;}
.h-lg{font-size:clamp(28px,3.6vw,44px);}
.h-md{font-size:clamp(21px,2.2vw,30px);}
.lede{font-size:clamp(16px,1.4vw,19px);color:var(--muted);line-height:1.85;max-width:34em;}
.muted{color:var(--muted);}
.mono{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--muted);}
.num-accent{font-family:var(--font-serif);font-weight:700;letter-spacing:.01em;color:var(--gold);}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--cyan);
}
.eyebrow::before{content:"";width:18px;height:1px;background:currentColor;opacity:.8;}

/* ---------- 4. 焦点与可访问性 ---------- */
:focus{outline:none;}
:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:6px;
}
.skip-link{
  position:fixed;top:12px;left:12px;z-index:200;
  transform:translateY(-180%);
  padding:10px 16px;border-radius:var(--radius-sm);
  background:var(--cyan);color:#04121A;font-weight:900;font-size:14px;
  text-decoration:none;
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translateY(0);}

/* ---------- 5. 版面工具 ---------- */
.wrap{
  width:100%;max-width:var(--wrap);margin:0 auto;
  padding-left:clamp(18px,4vw,48px);
  padding-right:clamp(18px,4vw,48px);
}
.section{padding:clamp(44px,6vw,88px) 0;}
.section--ruled{border-top:1px solid var(--line);}
.split{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:clamp(24px,4vw,56px);
  align-items:start;
}
.split--wide-left{grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);}
.prose{max-width:34em;}
.prose p + p{margin-top:1.4em;}
.prose h2,.prose h3{margin:1.8em 0 .6em;}
.prose ul{list-style:disc;padding-left:1.25em;}
.prose ol{list-style:decimal;padding-left:1.25em;}
.prose li{margin:.35em 0;}
.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 18px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(22,34,58,.62);
  color:var(--paper);font:inherit;font-weight:700;font-size:15px;line-height:1.2;
  text-decoration:none;cursor:pointer;
  transition:border-color .12s var(--ease),box-shadow .12s var(--ease),
             color .12s var(--ease),background-color .12s var(--ease),
             transform .12s var(--ease);
}
.btn:hover{
  border-color:var(--cyan);color:#F6FFFE;
  box-shadow:0 0 0 1px rgba(56,224,216,.22),0 0 20px rgba(56,224,216,.18);
  transform:translateY(-1px);
}
.btn--primary{
  background:linear-gradient(180deg,rgba(56,224,216,.20),rgba(56,224,216,.06));
  border-color:rgba(56,224,216,.55);color:#D6FBF8;
}
.btn--gold{
  background:linear-gradient(180deg,rgba(232,180,74,.18),rgba(232,180,74,.05));
  border-color:rgba(232,180,74,.5);color:#F7E3B8;
}
.btn--gold:hover{border-color:var(--gold);box-shadow:0 0 0 1px rgba(232,180,74,.24),0 0 20px rgba(232,180,74,.18);}
.btn--ghost{background:transparent;}

/* ---------- 7. 通用组件 ---------- */
.glass-panel{
  background:linear-gradient(160deg,rgba(22,34,58,.74),rgba(13,21,36,.6));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(18px,2.4vw,28px);
  box-shadow:inset 0 1px 0 rgba(232,238,247,.05),0 0 0 1px rgba(7,12,22,.35);
  backdrop-filter:blur(6px);
}
.media-frame{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(150deg,#0D1524,#0A101C 62%,#101B2E);
}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 82% -10%,rgba(56,224,216,.14),transparent 62%);
}
.media-frame img,.media-frame video{width:100%;height:100%;object-fit:cover;}
.media-frame--wide{aspect-ratio:16/9;}
.media-frame--band{aspect-ratio:21/9;}
.media-frame--square{aspect-ratio:1/1;}
.media-frame--tall{aspect-ratio:4/5;}
.media-frame--fill{height:100%;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;
  padding:3px 8px;border-radius:6px;
  border:1px solid rgba(107,118,134,.4);
  background:rgba(107,118,134,.16);color:var(--muted);
}
.tag--gold{border-color:rgba(232,180,74,.45);background:rgba(232,180,74,.12);color:#F0CE8C;}
.tag--cyan{border-color:rgba(56,224,216,.45);background:rgba(56,224,216,.10);color:#A9F4F0;}
.status-dot{
  display:inline-block;width:8px;height:8px;border-radius:50%;
  background:var(--stone);box-shadow:0 0 10px currentColor;
}
.status-dot--ok{background:var(--moss);color:var(--moss);}
.status-dot--warn{background:var(--clay);color:var(--clay);}
.ledger{border-top:1px solid var(--line);}
.ledger > li{
  display:flex;flex-wrap:wrap;gap:8px 18px;align-items:baseline;
  padding:16px 4px;border-bottom:1px solid var(--line);
}
.ledger > li:hover{background:rgba(22,34,58,.42);}
.breadcrumbs{
  display:flex;flex-wrap:wrap;gap:6px;align-items:center;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
  color:var(--stone);margin-bottom:20px;
}
.breadcrumbs li{display:flex;align-items:center;gap:6px;}
.breadcrumbs li::after{content:"/";color:var(--stone);opacity:.6;}
.breadcrumbs li:last-child::after{content:"";}
.breadcrumbs a{color:var(--muted);text-decoration:none;}
.breadcrumbs a:hover{color:var(--cyan);}
.acc{
  border-bottom:1px solid var(--line);
  padding:14px 2px;
}
.acc > summary{
  cursor:pointer;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-weight:700;font-size:17px;color:var(--paper);min-height:32px;
}
.acc > summary::-webkit-details-marker{display:none;}
.acc > summary::after{
  content:"+";font-family:var(--font-mono);color:var(--cyan);font-size:18px;
  transition:transform .2s var(--ease);
}
.acc[open] > summary::after{content:"–";}
.acc > p,.acc > div{margin-top:10px;color:var(--muted);}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;}
.filter-btn{
  min-height:38px;padding:8px 14px;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(13,21,36,.7);color:var(--muted);
  font-size:13.5px;font-weight:600;cursor:pointer;
  transition:color .12s var(--ease),border-color .12s var(--ease),background-color .12s var(--ease);
}
.filter-btn:hover{color:var(--paper);border-color:rgba(56,224,216,.45);}
.filter-btn[aria-pressed="true"]{
  color:#D6FBF8;border-color:rgba(56,224,216,.6);
  background:linear-gradient(180deg,rgba(56,224,216,.18),rgba(56,224,216,.05));
}
[data-filter-item][hidden]{display:none !important;}
.copy-btn{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  min-height:34px;padding:6px 12px;border-radius:8px;
  border:1px solid var(--line);background:rgba(22,34,58,.7);color:var(--muted);
  cursor:pointer;
  transition:color .12s var(--ease),border-color .12s var(--ease),background-color .12s var(--ease);
}
.copy-btn:hover{color:var(--cyan);border-color:rgba(56,224,216,.5);}
.copy-btn.is-copied{background:var(--cyan);border-color:var(--cyan);color:#04121A;font-weight:700;}
@media (pointer:coarse){.copy-btn{min-height:44px;padding:10px 14px;}}

/* 显现动效（JS 加 .is-in） */
html.js [data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
html.js [data-reveal].is-in{opacity:1;transform:none;}

/* ---------- 8. 侧边轨道头部 ---------- */
.site-rail{
  position:fixed;inset:0 auto 0 0;width:var(--rail-w);z-index:60;
  display:flex;flex-direction:column;gap:16px;
  padding:18px 0 16px;
  background:linear-gradient(180deg,#0B1220 0%,#080D18 100%);
  border-right:1px solid var(--line);
  overflow-y:auto;overscroll-behavior:contain;
}
.rail-progress{--p:0;position:absolute;top:0;right:-1px;width:2px;height:100%;pointer-events:none;}
.rail-progress span{
  display:block;width:100%;height:100%;
  transform:scaleY(var(--p));transform-origin:top center;
  background:linear-gradient(180deg,var(--cyan),var(--gold));
  box-shadow:0 0 12px rgba(56,224,216,.45);
}
.rail-top{
  display:flex;align-items:flex-start;justify-content:space-between;gap:10px;
  padding:0 18px 16px;border-bottom:1px solid rgba(36,51,77,.75);
}
.rail-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;}
.rail-mark{
  flex:0 0 auto;width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  font-weight:900;font-size:16px;letter-spacing:.02em;color:var(--cyan);
  background:linear-gradient(140deg,rgba(56,224,216,.22),rgba(232,180,74,.14));
  border:1px solid rgba(56,224,216,.45);
  box-shadow:inset 0 0 12px rgba(56,224,216,.20);
}
.rail-brand-text{display:block;min-width:0;}
.rail-brand-name{display:block;font-weight:900;font-size:16px;letter-spacing:-.01em;line-height:1.3;}
.rail-brand-slogan{display:block;font-size:11px;letter-spacing:.04em;color:var(--muted);line-height:1.5;}
.rail-toggle{
  display:none;align-items:center;gap:8px;
  min-height:44px;padding:8px 12px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(22,34,58,.62);color:var(--paper);
  font-size:13px;font-weight:700;cursor:pointer;
}
.rail-toggle-bars{display:inline-flex;flex-direction:column;gap:4px;width:18px;}
.rail-toggle-bars i{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.site-rail[data-open] .rail-toggle-bars i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.site-rail[data-open] .rail-toggle-bars i:nth-child(2){opacity:0;}
.site-rail[data-open] .rail-toggle-bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.rail-toggle-text{font-size:12px;letter-spacing:.06em;}

.rail-drawer{display:block;}
.rail-zone{
  padding:0 20px;margin-bottom:8px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--stone);
}
.rail-nav{margin-bottom:18px;}
.rail-list{padding:0 12px;}
.rail-link{
  display:flex;align-items:center;gap:10px;
  min-height:44px;padding:9px 10px;margin-bottom:2px;
  border:1px solid transparent;border-radius:var(--radius-sm);
  color:var(--muted);font-size:14.5px;font-weight:600;text-decoration:none;
  transition:color .2s var(--ease),background-color .2s var(--ease),
             border-color .2s var(--ease),transform .12s var(--ease);
}
.rail-link:hover{
  color:var(--paper);background:rgba(22,34,58,.78);
  border-color:rgba(56,224,216,.28);transform:translateX(2px);
}
.rail-link[aria-current="page"]{
  color:#EAFBF9;
  background:linear-gradient(90deg,rgba(56,224,216,.17),rgba(56,224,216,.02));
  border-color:rgba(56,224,216,.48);
  box-shadow:inset 0 0 18px rgba(56,224,216,.10);
}
.rail-link[aria-current="page"] .rail-num{color:var(--cyan);}
.rail-num{flex:0 0 auto;min-width:22px;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--stone);}
.rail-label{flex:1 1 auto;min-width:0;}

.rail-settings{margin-bottom:16px;}
.rail-set-list{padding:0 12px;}
.rail-set-item{margin-bottom:2px;}
.rail-setting{
  display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px;
  min-height:38px;padding:7px 10px;
  border:1px solid transparent;border-radius:var(--radius-sm);
  background:transparent;color:var(--muted);
  font-size:13px;font-weight:500;text-align:left;
  transition:color .12s var(--ease),border-color .12s var(--ease),background-color .12s var(--ease);
}
button.rail-setting{cursor:pointer;}
button.rail-setting:hover{color:var(--paper);border-color:rgba(56,224,216,.35);background:rgba(22,34,58,.5);}
.rail-setting-name{flex:1 1 auto;}
.rail-setting-value{
  flex:0 0 auto;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  padding:2px 7px;border-radius:6px;
  background:rgba(107,118,134,.18);
  border:1px solid rgba(107,118,134,.35);color:var(--muted);
  transition:color .12s var(--ease),border-color .12s var(--ease),background-color .12s var(--ease);
}
.rail-setting[aria-pressed="true"]{color:var(--paper);}
.rail-setting[aria-pressed="true"] .rail-setting-value{
  color:var(--cyan);border-color:rgba(56,224,216,.5);background:rgba(56,224,216,.12);
}

.rail-quick{margin-bottom:6px;}
.rail-quick-list{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px;}
.quick-link{
  display:inline-flex;align-items:center;min-height:32px;padding:5px 11px;
  border:1px solid var(--line);border-radius:999px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;
  color:var(--muted);text-decoration:none;
  transition:color .12s var(--ease),border-color .12s var(--ease),background-color .12s var(--ease);
}
.quick-link:hover{color:var(--cyan);border-color:rgba(56,224,216,.5);background:rgba(56,224,216,.08);}
.rail-cta{margin:12px 16px 0;}
.rail-foot{
  display:block;margin:12px 20px 0;padding-top:12px;
  border-top:1px solid rgba(36,51,77,.8);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  line-height:1.7;color:var(--stone);text-decoration:none;
}
.rail-foot:hover{color:var(--clay);}

@media (min-width:960px){
  body{padding-left:var(--rail-w);}
}

/* ---------- 9. 页脚 ---------- */
.site-foot{
  margin-top:clamp(48px,7vw,96px);
  padding:clamp(36px,5vw,64px) 0 28px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(13,21,36,.92),rgba(7,12,22,1));
}
.foot-grid{
  width:100%;max-width:var(--wrap);margin:0 auto;
  padding:0 clamp(18px,4vw,48px);
  display:grid;grid-template-columns:1fr;gap:28px;
}
.foot-brand-name{font-weight:900;font-size:20px;letter-spacing:-.02em;}
.foot-brand-line{margin-top:6px;font-size:13.5px;color:var(--muted);}
.foot-cta{margin-top:16px;}
.foot-col-title{
  margin-bottom:12px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--stone);
}
.foot-list li + li{margin-top:9px;}
.foot-list a{
  color:var(--muted);font-size:14.5px;text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .12s var(--ease),border-color .12s var(--ease);
}
.foot-list a:hover{color:var(--cyan);border-bottom-color:rgba(56,224,216,.5);}
.foot-contact-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;
  font-size:14px;
}
.foot-key{
  flex:0 0 auto;font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  color:var(--stone);
}
.foot-val{color:var(--muted);word-break:break-all;}
.foot-base{
  width:100%;max-width:var(--wrap);margin:28px auto 0;
  padding:18px clamp(18px,4vw,48px) 0;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 26px;align-items:center;justify-content:space-between;
}
.foot-copy{font-size:12.5px;color:var(--stone);font-family:var(--font-mono);letter-spacing:.03em;max-width:none;}
.foot-legal{display:flex;flex-wrap:wrap;gap:8px 18px;}
.foot-legal a{
  font-size:12.5px;color:var(--stone);text-decoration:none;
  transition:color .12s var(--ease);
}
.foot-legal a:hover{color:var(--cyan);}
.foot-feedback{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;
  color:var(--gold);text-decoration:none;
  padding:6px 10px;border:1px solid rgba(232,180,74,.35);border-radius:8px;
  transition:border-color .12s var(--ease),color .12s var(--ease),background-color .12s var(--ease);
}
.foot-feedback:hover{border-color:var(--gold);background:rgba(232,180,74,.10);color:#F5D692;}

/* ---------- 10. 响应式 ---------- */
@media (max-width:959px){
  .site-rail{
    position:sticky;top:0;inset:auto;width:auto;
    padding:10px 14px;gap:10px;
    border-right:0;border-bottom:1px solid var(--line);
    background:linear-gradient(180deg,rgba(11,18,32,.98),rgba(8,13,24,.96));
    backdrop-filter:blur(10px);
    overflow:visible;
  }
  .rail-progress{top:auto;bottom:-1px;left:0;right:0;width:auto;height:2px;}
  .rail-progress span{transform:scaleX(var(--p));transform-origin:left center;}
  .rail-top{padding:0;border-bottom:0;align-items:center;}
  .rail-brand-slogan{display:none;}
  .rail-toggle{display:inline-flex;}
  .rail-drawer{
    display:none;
    margin-top:10px;padding-top:14px;
    border-top:1px solid var(--line);
    max-height:calc(100vh - 96px);overflow-y:auto;
  }
  .site-rail[data-open] .rail-drawer{display:block;}
  .rail-zone{padding:0 4px;}
  .rail-list,.rail-set-list{padding:0;}
  .rail-quick-list{padding:0;}
  .rail-cta{margin:12px 0 0;}
  .rail-foot{margin:12px 0 0;}
  .split,.split--wide-left{grid-template-columns:minmax(0,1fr);}
  .foot-contact-row{gap:6px 10px;}
}
@media (min-width:640px){
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 28px;}
  .foot-brand{grid-column:1 / -1;}
}
@media (min-width:960px){
  .foot-grid{grid-template-columns:1.3fr .8fr .8fr .8fr 1.4fr;gap:32px 28px;}
  .foot-brand{grid-column:auto;}
}
@media (min-width:960px) and (max-width:1120px){
  .foot-grid{grid-template-columns:1.2fr .8fr .8fr .8fr;gap:32px 24px;}
  .foot-contact{grid-column:1 / -1;padding-top:20px;border-top:1px solid var(--line);}
}

/* ---------- 11. 用户偏好与动效降级 ---------- */
html[data-font="large"] body{font-size:19px;}
html[data-font="large"] .rail-brand-name{font-size:17px;}
html[data-motion="off"] *,
html[data-motion="off"] *::before,
html[data-motion="off"] *::after{
  animation-duration:.001ms !important;
  animation-iteration-count:1 !important;
  transition-duration:.001ms !important;
}
html[data-motion="off"] [data-reveal],
html[data-motion="off"] html.js [data-reveal]{opacity:1 !important;transform:none !important;}
html{scroll-behavior:smooth;}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html.js [data-reveal]{opacity:1;transform:none;}
  .btn:hover{transform:none;}
  .rail-link:hover{transform:none;}
}