/* ===== 壹号娱乐主站 / 共享样式 site.css ===== */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body,h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,picture,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}

:root{
  --ink:#08111F;
  --console:#0D1B2E;
  --slate:#3B4A63;
  --mist:#E8EDF4;
  --paper:#F5F1E8;
  --cyan:#35F2D0;
  --teal:#0E8F86;
  --amber:#FFB84D;
  --lilac:#B7A8D9;
  --verify:#62D98B;
  --coral:#FF7A6B;

  --line:rgba(59,74,99,.62);
  --line-soft:rgba(59,74,99,.34);
  --line-strong:rgba(183,168,217,.34);
  --text-dim:rgba(232,237,244,.68);

  --font-head:'Barlow Condensed','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular','Consolas',monospace;
  --font-serif:'Noto Serif SC','Songti SC','STSong',serif;

  --shell:1240px;
  --gutter:clamp(18px,4vw,56px);
  --radius:16px;
  --ease:160ms ease;
}

body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    radial-gradient(880px 500px at 10% -12%,rgba(53,242,208,.10),transparent 62%),
    radial-gradient(720px 440px at 104% 2%,rgba(183,168,217,.09),transparent 66%);
  background-repeat:no-repeat;
  color:var(--mist);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  word-break:break-word;
  overflow-x:hidden;
}

::selection{background:var(--cyan);color:var(--ink)}

:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.16;letter-spacing:.02em}

p{text-wrap:pretty}

#main-content{display:block;scroll-margin-top:96px}
#main-content:focus{outline:none}

/* ---- 跳转链 ---- */
.skip-link{
  position:fixed;
  top:10px;left:10px;
  z-index:300;
  padding:10px 16px;
  border-radius:8px;
  background:var(--cyan);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  transform:translateY(-180%);
  transition:transform var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible{transform:none;outline:2px solid var(--mist);outline-offset:2px}

/* ================= 头部 ================= */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  display:flex;
  align-items:center;
  gap:clamp(10px,2.6vw,40px);
  width:100%;
  padding:13px var(--gutter);
  background:linear-gradient(180deg,rgba(13,27,46,.97),rgba(8,17,31,.94));
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.site-header::before{
  content:"";
  position:absolute;
  left:0;bottom:-1px;
  width:clamp(80px,13vw,180px);
  height:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(53,242,208,0));
}

.header-rail{flex:0 0 auto;display:flex;align-items:center;gap:14px;min-width:0}

.brand{display:flex;align-items:center;gap:12px;padding:3px 0;border-radius:10px}
.brand-mark{
  display:grid;
  place-items:center;
  width:38px;height:38px;
  flex:0 0 38px;
  border:1px solid rgba(53,242,208,.5);
  border-radius:11px;
  background:linear-gradient(158deg,rgba(53,242,208,.18),rgba(13,27,46,.92));
  color:var(--cyan);
  font-family:var(--font-head);
  font-size:21px;
  font-weight:700;
  line-height:1;
  transition:border-color var(--ease),box-shadow var(--ease),color var(--ease);
}
.brand:hover .brand-mark,
.brand:focus-visible .brand-mark{
  border-color:var(--cyan);
  color:var(--mist);
  box-shadow:0 0 0 3px rgba(53,242,208,.14);
}
.brand-text{display:flex;flex-direction:column;gap:1px;min-width:0}
.brand-name{
  font-family:var(--font-head);
  font-size:20px;
  font-weight:700;
  line-height:1.1;
  letter-spacing:.07em;
  color:var(--mist);
  white-space:nowrap;
}
.brand-version{
  font-family:var(--font-mono);
  font-size:10.5px;
  line-height:1.4;
  letter-spacing:.14em;
  color:var(--amber);
  white-space:nowrap;
}

/* 移动端开关 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  margin-left:auto;
  padding:9px 13px;
  border:1px solid var(--line-strong);
  border-radius:10px;
  color:var(--mist);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle[aria-expanded="true"]{
  border-color:rgba(53,242,208,.7);
  color:var(--cyan);
  background:rgba(53,242,208,.08);
}
.nav-toggle-label{white-space:nowrap}
.nav-toggle-bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:18px;height:14px}
.nav-toggle-bars span{
  display:block;
  height:1.5px;
  width:100%;
  border-radius:2px;
  background:currentColor;
  transform-origin:center;
  transition:transform var(--ease),opacity var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

/* 导航 */
.site-nav{
  flex:1 1 auto;
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:clamp(8px,1.5vw,26px);
  min-width:0;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:2px;
  counter-reset:nav-index;
}
.nav-item{counter-increment:nav-index;min-width:0}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:9px 12px;
  border-radius:9px;
  color:var(--text-dim);
  font-size:14.5px;
  line-height:1.4;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:color var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.nav-link::before{
  content:counter(nav-index,decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  color:var(--lilac);
  opacity:.8;
}
.nav-link:hover{color:var(--mist);background:rgba(53,242,208,.09)}
.site-nav .nav-link[aria-current="page"]{
  color:var(--cyan);
  background:rgba(53,242,208,.12);
  box-shadow:inset 0 -2px 0 var(--cyan);
}
.site-nav .nav-link[aria-current="page"]::before{color:var(--cyan);opacity:1}

.header-utility{
  display:flex;
  align-items:center;
  gap:8px;
  padding-left:clamp(8px,1.4vw,20px);
  border-left:1px solid var(--line);
  flex:0 0 auto;
}
.utility-link{
  display:inline-flex;
  align-items:center;
  padding:7px 12px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  color:var(--mist);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  white-space:nowrap;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.utility-link:hover{
  border-color:var(--cyan);
  color:var(--cyan);
  background:rgba(53,242,208,.09);
}

/* ================= 页脚 ================= */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,104px);
  background:linear-gradient(180deg,rgba(13,27,46,.94),rgba(6,13,24,1));
  border-top:1px solid var(--line);
  color:var(--mist);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:var(--gutter);
  width:clamp(84px,15vw,220px);
  height:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(53,242,208,0));
}

.footer-shell{
  display:grid;
  grid-template-columns:1.5fr 1fr .95fr 1.3fr;
  gap:clamp(22px,3.4vw,56px);
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(34px,5vw,64px) var(--gutter) clamp(22px,3vw,36px);
}

.footer-brand{min-width:0}
.footer-mark{
  font-family:var(--font-head);
  font-size:23px;
  font-weight:700;
  letter-spacing:.09em;
  line-height:1.2;
  color:var(--mist);
}
.footer-note{
  margin-top:12px;
  max-width:30ch;
  font-size:14px;
  line-height:1.85;
  color:var(--text-dim);
}
.footer-stamp{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:9px;
  margin-top:18px;
  font-size:11.5px;
  letter-spacing:.1em;
  color:rgba(232,237,244,.56);
}
.stamp-dot{
  width:7px;height:7px;
  flex:0 0 7px;
  border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 0 4px rgba(255,184,77,.16);
  animation:stampPulse 3.6s ease-in-out infinite;
}
.stamp-sep{color:var(--slate)}
@keyframes stampPulse{
  0%,100%{box-shadow:0 0 0 4px rgba(255,184,77,.16)}
  50%{box-shadow:0 0 0 8px rgba(255,184,77,.04)}
}

.footer-col{min-width:0}
.footer-col-title{
  margin-bottom:12px;
  padding-bottom:9px;
  border-bottom:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:10.5px;
  font-weight:400;
  letter-spacing:.2em;
  line-height:1.5;
  color:var(--lilac);
}
.footer-list{display:grid;gap:9px}
.footer-link{
  display:inline-block;
  font-size:14.5px;
  line-height:1.65;
  color:rgba(232,237,244,.74);
  transition:color var(--ease),transform var(--ease);
}
.footer-link:hover{color:var(--cyan)}
.footer-link:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}

.footer-contact{display:flex;flex-direction:column;align-items:flex-start}
.footer-meta{
  display:flex;
  gap:10px;
  font-size:13.5px;
  line-height:1.7;
  color:rgba(232,237,244,.74);
}
.footer-label{
  flex:0 0 40px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.1em;
  line-height:1.9;
  color:rgba(183,168,217,.82);
}
.footer-cta{
  display:inline-flex;
  align-items:center;
  margin-top:18px;
  padding:10px 18px;
  border:1px solid rgba(53,242,208,.5);
  border-radius:999px;
  color:var(--cyan);
  font-size:13.5px;
  letter-spacing:.04em;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease);
}
.footer-cta:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}

.footer-base{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:8px 28px;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:16px var(--gutter) 26px;
  border-top:1px solid var(--line);
}
.footer-legal{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  line-height:1.7;
  color:rgba(232,237,244,.5);
}

/* ================= 通用容器与排版 ================= */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.mono{font-family:var(--font-mono);letter-spacing:.06em}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  line-height:1.6;
  color:var(--cyan);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan)}

.section-title{
  font-family:var(--font-head);
  font-size:clamp(25px,3.1vw,40px);
  font-weight:700;
  line-height:1.2;
  letter-spacing:.02em;
  color:var(--mist);
}
.lede{
  font-family:var(--font-serif);
  font-size:clamp(16px,1.5vw,21px);
  line-height:1.9;
  color:rgba(232,237,244,.84);
}

/* ---- 面包屑 ---- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-top:18px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:rgba(232,237,244,.52);
}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--slate)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb [aria-current="page"]{color:var(--mist)}

/* ---- 按钮 ---- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px 22px;
  border:1px solid transparent;
  border-radius:999px;
  font-family:var(--font-body);
  font-size:14.5px;
  font-weight:600;
  line-height:1;
  letter-spacing:.03em;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn--primary{
  background:var(--cyan);
  border-color:var(--cyan);
  color:var(--ink);
  box-shadow:0 12px 32px -20px rgba(53,242,208,.95);
}
.btn--primary:hover{background:#57f7dc;border-color:#57f7dc}
.btn--ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--mist);
}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(53,242,208,.08)}

/* ---- 网格 ---- */
.layout-split{
  display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);
  gap:clamp(22px,4vw,64px);
  align-items:start;
}
.layout-split--wide{
  grid-template-columns:minmax(0,5fr) minmax(0,6fr);
}
.duo{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:clamp(14px,2.4vw,32px);
}
.rail{position:sticky;top:96px}

/* ---- 面板 ---- */
.panel{
  padding:clamp(18px,2.4vw,30px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(168deg,rgba(13,27,46,.94),rgba(9,19,33,.94));
  transition:border-color var(--ease),box-shadow var(--ease);
}
.panel:hover{border-color:rgba(53,242,208,.4)}
.panel--paper{
  background:var(--paper);
  border-color:rgba(8,17,31,.14);
  color:#12203A;
}
.panel--paper .section-title,
.panel--paper h2,
.panel--paper h3{color:#0A1526}

/* ---- 标签与状态 ---- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  border:1px solid currentColor;
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.1em;
  line-height:1.9;
  white-space:nowrap;
}
.tag--cyan{color:var(--cyan)}
.tag--amber{color:var(--amber)}
.tag--lilac{color:var(--lilac)}
.tag--coral{color:var(--coral)}
.tag--verify{color:var(--verify)}

.status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-dim);
}
.status::before{
  content:"";
  width:8px;height:8px;
  flex:0 0 8px;
  border-radius:50%;
  background:var(--slate);
}
.status--ok::before{background:var(--verify)}
.status--check::before{background:var(--amber)}
.status--diff::before{background:var(--coral)}

/* ---- 图片容器基础规则 ---- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  width:100%;
  aspect-ratio:var(--ratio,16/10);
  border:1px solid var(--line);
  border-radius:14px;
  background:linear-gradient(150deg,#0D1B2E,#12233C);
}
.media-frame>img,
.media-frame>picture,
.media-frame>picture>img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
}
.media-frame--phone{--ratio:9/19;max-width:280px}
.media-frame--wide{--ratio:21/9}
.media-frame--paper{background:var(--paper);border-color:rgba(8,17,31,.14)}
.media-frame__label{
  position:absolute;
  top:12px;left:12px;
  z-index:2;
  padding:3px 9px;
  border-radius:6px;
  background:rgba(8,17,31,.84);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.1em;
  line-height:1.9;
}

/* ---- 装饰 ---- */
.rule{
  border:0;
  border-top:1px solid var(--line);
  margin-block:clamp(24px,4vw,48px);
}
.organic-band{
  position:relative;
  height:clamp(64px,8.5vw,124px);
  margin-block:clamp(26px,4vw,56px);
  pointer-events:none;
}
.organic-band::before,
.organic-band::after{
  content:"";
  position:absolute;
  border-radius:52% 46% 56% 44%/54% 48% 52% 46%;
}
.organic-band::before{
  inset:12% 10% 4% 0;
  background:radial-gradient(62% 100% at 32% 42%,rgba(53,242,208,.16),transparent 70%);
}
.organic-band::after{
  inset:0 0 14% 36%;
  background:radial-gradient(70% 100% at 62% 58%,rgba(183,168,217,.15),transparent 72%);
}

/* ---- 标签页 ---- */
.tablist{
  display:inline-flex;
  flex-wrap:wrap;
  gap:4px;
  padding:4px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(13,27,46,.78);
}
.tab{
  padding:9px 18px;
  border-radius:999px;
  color:rgba(232,237,244,.66);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  line-height:1.5;
  transition:background-color var(--ease),color var(--ease);
}
.tab:hover{color:var(--mist)}
.tab[aria-selected="true"]{background:var(--cyan);color:var(--ink)}
.tabpanel{padding-top:clamp(16px,2.4vw,28px)}
.tabpanel[hidden]{display:none}
.tabpanel:focus{outline:none}

/* ---- 目录 ---- */
.toc{display:grid;gap:2px;font-size:14px}
.toc-link{
  display:flex;
  gap:10px;
  padding:8px 10px;
  border-left:2px solid transparent;
  color:rgba(232,237,244,.6);
  line-height:1.6;
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
.toc-link:hover{color:var(--mist);border-left-color:var(--slate);background:rgba(183,168,217,.06)}
.toc-link[aria-current="true"]{
  color:var(--cyan);
  border-left-color:var(--cyan);
  background:rgba(53,242,208,.08);
}

/* ---- 显现 ---- */
html[data-reveal="on"] [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .5s ease,transform .5s ease;
}
html[data-reveal="on"] [data-reveal].is-visible{opacity:1;transform:none}

/* ================= 响应式 ================= */
@media (max-width:1180px){
  .nav-link{font-size:13.5px;padding:8px 9px;gap:5px}
  .nav-link::before{display:none}
  .header-utility{padding-left:10px}
  .utility-link{font-size:11px;padding:6px 10px}
}

@media (max-width:960px){
  html{scroll-padding-top:78px}
  .site-header{flex-wrap:wrap;padding:11px var(--gutter);gap:0}
  .header-rail{flex:1 1 auto}
  .brand-name{font-size:18px}
  .brand-mark{width:34px;height:34px;flex-basis:34px;font-size:19px}
  .nav-toggle{display:inline-flex}

  .site-nav{
    position:absolute;
    top:100%;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:0;
    margin:0;
    padding:8px var(--gutter) 22px;
    background:var(--console);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 50px -26px rgba(0,0,0,.85);
    max-height:calc(100vh - 70px);
    overflow-y:auto;
    visibility:hidden;
    opacity:0;
    transform:translateY(-10px);
    pointer-events:none;
    transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  }
  .site-nav[data-open]{
    visibility:visible;
    opacity:1;
    transform:none;
    pointer-events:auto;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-link{
    width:100%;
    justify-content:flex-start;
    gap:10px;
    padding:15px 6px;
    border-bottom:1px solid var(--line-soft);
    border-radius:0;
    font-size:16px;
  }
  .nav-link::before{display:inline-block;font-size:11px;min-width:26px}
  .nav-link:hover{background:rgba(53,242,208,.07)}
  .site-nav .nav-link[aria-current="page"]{
    box-shadow:inset 3px 0 0 var(--cyan);
    padding-left:12px;
  }
  .header-utility{
    padding:16px 0 0;
    border-left:0;
    gap:10px;
    flex-wrap:wrap;
  }
  .utility-link{flex:1 1 140px;justify-content:center;padding:10px 12px;font-size:12px}

  .layout-split,
  .layout-split--wide{grid-template-columns:minmax(0,1fr)}
  .rail{position:static;top:auto}
  .duo{grid-template-columns:minmax(0,1fr)}

  .footer-shell{grid-template-columns:1.4fr 1fr 1fr;gap:clamp(20px,3vw,36px)}
  .footer-brand{grid-column:1 / -1}
  .footer-contact{
    grid-column:1 / -1;
    padding-top:22px;
    border-top:1px solid var(--line-soft);
  }
}

@media (max-width:700px){
  body{font-size:15.5px}
  .footer-shell{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
  .footer-contact{grid-column:1 / -1}
  .footer-base{flex-direction:column;align-items:flex-start;gap:6px}
  .media-frame--phone{max-width:none}
}

@media (max-width:460px){
  .footer-shell{grid-template-columns:1fr;gap:26px}
  .brand-version{letter-spacing:.1em}
  .nav-toggle-label{display:none}
  .nav-toggle{padding:10px 12px}
}

@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[data-reveal="on"] [data-reveal]{opacity:1;transform:none}
  .stamp-dot{animation:none}
}