/* =========================================================
   澳门电玩城CN · 共享站点样式 /assets/site.css
   夜场街机厅 + 数据面板：深墨底、霓虹紫、电光青、暖金
   ========================================================= */

:root{
  --ink:#0B0A14;
  --panel:#17123A;
  --panel-2:#0E1F2A;
  --neon:#8B5CF6;
  --cyan:#22D3EE;
  --gold:#F2B33D;
  --rose:#F0407A;
  --ok:#3FD9A4;
  --text:#ECEBFA;
  --muted:#A6A2C8;
  --dim:#6E68A0;
  --line:#2C2657;

  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","Cascadia Mono","Roboto Mono",Consolas,"Courier New",monospace;

  --rail:1280px;
  --gutter:clamp(16px,4vw,40px);
  --cut:16px;
  --cut-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
  --glow:0 18px 44px -26px rgba(139,92,246,.95);
  --header-h:74px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;min-height:100vh;overflow-x:hidden;
  background:var(--ink);color:var(--text);
  font-family:var(--font-body);font-size:16px;line-height:1.75;font-weight:400;letter-spacing:.01em;
}
img,svg,video{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,h6,p,figure,blockquote{margin:0;}
h1,h2,h3,h4,h5,h6{font-weight:900;line-height:1.14;letter-spacing:-.02em;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}

/* ---------- 背景：网格 + 扫描线 ---------- */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(139,92,246,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(34,211,238,.055) 1px,transparent 1px);
  background-size:64px 64px,64px 64px;
}
body::after{
  content:"";position:fixed;inset:0;z-index:3;pointer-events:none;opacity:.045;
  background-image:repeating-linear-gradient(180deg,rgba(236,235,250,.85) 0 1px,transparent 1px 5px);
  animation:scanline 26s linear infinite;
}
@keyframes scanline{from{background-position-y:0;}to{background-position-y:200px;}}

#main-content{position:relative;z-index:2;display:block;}
.site-footer{position:relative;z-index:2;}

/* ---------- 通用工具 ---------- */
.rail{width:100%;max-width:var(--rail);margin-inline:auto;padding-inline:var(--gutter);}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

.skip-link{
  position:fixed;left:var(--gutter);top:10px;z-index:300;
  transform:translateY(-180%);
  padding:9px 16px;font-size:13px;font-weight:700;letter-spacing:.08em;
  background:var(--gold);color:#181004;clip-path:var(--cut-path);
  transition:transform .2s ease;
}
.skip-link:focus{transform:none;}

.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:200;pointer-events:none;
  background:linear-gradient(90deg,var(--neon),var(--cyan),var(--gold));
  transition:width .1s linear;
}

/* ---------- 文字层级 ---------- */
.display-1{font-size:clamp(2.4rem,6vw,5.2rem);font-weight:900;line-height:.98;letter-spacing:-.03em;}
.display-2{font-size:clamp(1.8rem,3.6vw,2.8rem);font-weight:900;letter-spacing:-.025em;}
.display-3{font-size:clamp(1.3rem,2.2vw,1.75rem);font-weight:900;letter-spacing:-.02em;}
.lede{font-size:clamp(1rem,1.3vw,1.12rem);color:var(--muted);line-height:1.8;}
.meta{font-size:12px;letter-spacing:.22em;color:var(--muted);text-transform:uppercase;}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.28em;color:var(--cyan);text-transform:uppercase;}
.index-no{font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;color:var(--cyan);}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:800;color:var(--gold);letter-spacing:-.02em;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.62em 1.1em;font-size:14px;font-weight:700;letter-spacing:.04em;line-height:1.3;
  color:var(--text);background:rgba(23,18,58,.72);border:1px solid var(--line);
  clip-path:var(--cut-path);
  transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn:hover{color:#fff;border-color:var(--neon);box-shadow:var(--glow);}
.btn:active{transform:translateY(1px);}
.btn--gold{background:var(--gold);border-color:var(--gold);color:#171004;}
.btn--gold:hover{background:#FFC85C;border-color:#FFC85C;color:#171004;box-shadow:0 16px 38px -22px rgba(242,179,61,.95);}
.btn--neon{background:linear-gradient(115deg,var(--neon),#5B34C9);border-color:transparent;color:#fff;}
.btn--neon:hover{background:linear-gradient(115deg,#9D74FF,#6A41DE);border-color:transparent;}
.btn--ghost{background:transparent;}
.btn--sm{padding:.48em .85em;font-size:13px;}
.btn--block{width:100%;}

/* ---------- 面板与切角 ---------- */
.panel{
  position:relative;padding:clamp(16px,2.2vw,26px);
  background:linear-gradient(160deg,rgba(23,18,58,.92),rgba(11,10,20,.88));
  border:1px solid var(--line);clip-path:var(--cut-path);
}
.panel--flat{background:linear-gradient(160deg,rgba(14,31,42,.88),rgba(11,10,20,.92));}
.cut-tr{clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,0 100%);}
.cut-bl{clip-path:polygon(0 0,100% 0,100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));}
.cut-both{clip-path:var(--cut-path);}

/* ---------- 网格 ---------- */
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2vw,28px);}
.span-3{grid-column:span 3;}
.span-4{grid-column:span 4;}
.span-5{grid-column:span 5;}
.span-6{grid-column:span 6;}
.span-7{grid-column:span 7;}
.span-8{grid-column:span 8;}
.span-9{grid-column:span 9;}
.span-12{grid-column:span 12;}

/* ---------- 图像容器基础规则 ---------- */
.media-frame{
  position:relative;overflow:hidden;display:block;width:100%;
  background:linear-gradient(140deg,#1B1546,var(--panel-2));
  border:1px solid var(--line);clip-path:var(--cut-path);
}
.media-frame img,.media-frame svg{width:100%;height:100%;object-fit:cover;}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(180deg,rgba(34,211,238,.055) 0 1px,transparent 1px 5px);
}
.media-frame--16x9{aspect-ratio:16/9;}
.media-frame--4x3{aspect-ratio:4/3;}
.media-frame--1x1{aspect-ratio:1/1;}
.media-frame--tall{aspect-ratio:3/4;}
.media-frame__cap{
  position:absolute;left:0;right:0;bottom:0;z-index:1;
  padding:12px 14px;font-size:12px;letter-spacing:.16em;color:var(--text);
  background:linear-gradient(0deg,rgba(11,10,20,.94),transparent);
}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:.55em;font-size:12px;letter-spacing:.16em;color:var(--muted);}
.crumb a:hover{color:var(--cyan);}
.crumb__sep{color:var(--line);}
.crumb [aria-current="page"]{color:var(--text);}

/* ---------- 段落头 / 标签 ---------- */
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;
  padding-bottom:14px;border-bottom:1px solid var(--line);
}
.chip{
  display:inline-flex;align-items:center;gap:.4em;
  padding:.3em .7em;font-size:12px;letter-spacing:.12em;
  color:var(--muted);border:1px solid var(--line);background:rgba(23,18,58,.6);
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
}
.chip--gold{color:#171004;background:var(--gold);border-color:var(--gold);}
.chip--rose{color:#fff;background:var(--rose);border-color:var(--rose);}
.chip--cyan{color:#052A31;background:var(--cyan);border-color:var(--cyan);}

/* ---------- 侧栏章节索引 ---------- */
.anchor-index{position:sticky;top:calc(var(--header-h) + 20px);}
.anchor-index__title{
  display:block;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.26em;color:var(--cyan);
}
.anchor-index ul{display:flex;flex-direction:column;gap:2px;}
.anchor-link{
  display:flex;align-items:baseline;gap:10px;
  padding:9px 10px;font-size:14px;color:var(--muted);
  border-left:2px solid var(--line);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.anchor-link .index-no{color:var(--dim);transition:color .2s ease;}
.anchor-link:hover{color:var(--text);border-left-color:var(--neon);}
.anchor-link:hover .index-no{color:var(--cyan);}
.anchor-link[aria-current="true"]{
  color:#fff;border-left-color:var(--cyan);
  background:linear-gradient(90deg,rgba(34,211,238,.14),transparent);
}
.anchor-link[aria-current="true"] .index-no{color:var(--gold);}

/* ---------- 主题筛选 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;}
.filter-btn{
  padding:.45em .95em;font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--muted);background:rgba(23,18,58,.62);border:1px solid var(--line);
  clip-path:var(--cut-path);
  transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.filter-btn:hover{color:var(--text);border-color:var(--neon);}
.filter-btn[aria-pressed="true"]{
  color:#fff;border-color:transparent;
  background:linear-gradient(115deg,rgba(139,92,246,.95),rgba(34,211,238,.45));
  box-shadow:var(--glow);
}
.filter-item{transition:opacity .2s ease,transform .2s ease;}
.filter-item.is-out{opacity:0;transform:translateY(8px);}
.filter-item[hidden]{display:none;}

/* ---------- 视口显现 ---------- */
.js-ready [data-reveal]{opacity:0;transform:translate(-12px,12px);}
[data-reveal]{transition:opacity .32s ease,transform .32s ease;}
[data-reveal].is-in{opacity:1;transform:none;}

/* ---------- 章节锚点偏移 ---------- */
[data-section]{scroll-margin-top:calc(var(--header-h) + 20px);}

/* =========================================================
   页头
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(180deg,rgba(11,10,20,.97),rgba(11,10,20,.87));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(139,92,246,.85) 28%,rgba(34,211,238,.7) 72%,transparent);
}
.header-rail{
  max-width:var(--rail);margin-inline:auto;padding-inline:var(--gutter);
  min-height:var(--header-h);
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
}

.brand{display:flex;flex-direction:column;justify-content:center;gap:2px;flex:0 0 auto;min-width:0;}
.brand__mark{
  display:inline-flex;align-items:center;gap:7px;
  font-size:clamp(1rem,1.5vw,1.2rem);font-weight:900;letter-spacing:-.01em;color:#fff;
}
.brand__badge{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;line-height:1;
  padding:3px 5px 2px;color:#0B0A14;background:var(--gold);
  clip-path:polygon(0 0,100% 0,100% 68%,86% 100%,0 100%);
}
.brand__tagline{
  font-size:11px;letter-spacing:.16em;color:var(--muted);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.brand--footer .brand__tagline{white-space:normal;overflow:visible;}

.header-slash{
  flex:1 1 40px;min-width:24px;height:1px;align-self:center;opacity:.85;
  background:linear-gradient(90deg,rgba(139,92,246,0),rgba(139,92,246,.95),rgba(34,211,238,.85),rgba(34,211,238,0));
  transform:rotate(-3.5deg);
}

.nav-shell{display:flex;align-items:center;gap:4px;min-width:0;}
.nav-index{display:flex;align-items:center;gap:2px;}
.nav-item{display:flex;}
.nav-link{
  position:relative;display:inline-flex;align-items:baseline;gap:6px;
  padding:9px 12px;font-size:14.5px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link__no{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;color:var(--dim);transition:color .2s ease;}
.nav-link__label{display:inline-block;}
.nav-link:hover{color:var(--text);}
.nav-link:hover .nav-link__no{color:var(--cyan);}
.nav-link[aria-current="page"]{color:#fff;}
.nav-link[aria-current="page"] .nav-link__no{color:var(--gold);}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--neon),var(--cyan));
}

.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto;flex:0 0 auto;}

.nav-shell__head,.nav-shell__actions{display:none;}

.nav-toggle{
  display:none;flex:0 0 auto;
  width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:rgba(23,18,58,.85);border:1px solid var(--line);clip-path:var(--cut-path);
}
.nav-toggle__bar{display:block;width:18px;height:2px;background:var(--cyan);transition:transform .25s ease,opacity .2s ease;}
.site-header[data-open] .nav-toggle__bar:nth-child(1){transform:translateY(7px) rotate(45deg);}
.site-header[data-open] .nav-toggle__bar:nth-child(2){opacity:0;}
.site-header[data-open] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-scrim{
  position:fixed;inset:0;z-index:85;display:none;
  background:rgba(6,5,12,.74);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.nav-close{
  font-size:22px;line-height:1;padding:4px 10px;color:var(--muted);
  border:1px solid var(--line);clip-path:var(--cut-path);
}
.nav-close:hover{color:#fff;border-color:var(--neon);}
.nav-shell__title{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.26em;color:var(--cyan);
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  margin-top:clamp(48px,7vw,96px);
  background:linear-gradient(180deg,rgba(14,31,42,.6),rgba(11,10,20,1) 62%);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";display:block;height:1px;opacity:.75;
  background:linear-gradient(90deg,transparent,var(--neon),var(--cyan),transparent);
}
.footer-rail{
  max-width:var(--rail);margin-inline:auto;
  padding:clamp(34px,5vw,58px) var(--gutter) 0;
  display:grid;grid-template-columns:1.2fr .8fr .8fr 1.4fr;gap:clamp(20px,3vw,44px);
  align-items:start;
}
.footer-brand{display:flex;flex-direction:column;gap:12px;}
.footer-note{font-size:13px;line-height:1.8;color:var(--muted);max-width:32ch;}
.footer-col__title{
  display:block;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.24em;color:var(--cyan);
}
.footer-links{display:flex;flex-direction:column;gap:9px;}
.footer-links a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;color:var(--muted);transition:color .2s ease;
}
.footer-links a::before{
  content:"";width:6px;height:6px;flex:0 0 auto;
  background:var(--neon);clip-path:polygon(0 0,100% 0,100% 100%);
  transition:background .2s ease;
}
.footer-links a:hover{color:#fff;}
.footer-links a:hover::before{background:var(--cyan);}

.footer-contact{display:flex;flex-direction:column;}
.contact-row{display:flex;flex-direction:column;gap:3px;padding:10px 0;border-bottom:1px dashed var(--line);}
.contact-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;color:var(--dim);}
.contact-value{font-size:14.5px;color:var(--text);word-break:break-all;display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.contact-copy{
  padding:2px 9px;font-size:12px;letter-spacing:.08em;color:var(--muted);
  border:1px solid var(--line);
  clip-path:polygon(0 0,calc(100% - 6px) 0,100% 6px,100% 100%,6px 100%,0 calc(100% - 6px));
  transition:color .2s ease,border-color .2s ease;
}
.contact-copy:hover{color:var(--cyan);border-color:var(--cyan);}
.footer-contact__note{margin-top:14px;font-size:12.5px;line-height:1.75;color:var(--muted);}

.footer-base{
  max-width:var(--rail);margin:clamp(28px,4vw,48px) auto 0;
  padding:22px var(--gutter) 30px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 20px;
  border-top:1px solid var(--line);
}
.footer-record,.footer-copyline{font-size:12px;letter-spacing:.1em;color:var(--dim);}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1180px){
  .brand__tagline{display:none;}
}
@media (max-width:1024px){
  .footer-rail{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  :root{--header-h:66px;}
  .header-actions{display:none;}
  .header-slash{display:none;}
  .nav-toggle{display:flex;}
  .brand{flex:1 1 auto;}
  .nav-scrim{display:block;}
  .site-header[data-open] .nav-scrim{opacity:1;pointer-events:auto;}

  .nav-shell{
    position:fixed;top:0;right:0;bottom:0;z-index:90;
    width:min(86vw,360px);
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    padding:18px var(--gutter) 28px;
    background:linear-gradient(170deg,#1A1444,rgba(11,10,20,.98) 58%);
    border-left:1px solid var(--line);
    box-shadow:-30px 0 70px -34px rgba(139,92,246,.95);
    overflow-y:auto;overscroll-behavior:contain;
    transform:translateX(104%);visibility:hidden;
    transition:transform .32s ease,visibility .32s ease;
  }
  .site-header[data-open] .nav-shell{transform:none;visibility:visible;}

  .nav-shell__head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding-bottom:14px;margin-bottom:8px;border-bottom:1px solid var(--line);
  }
  .nav-index{flex-direction:column;align-items:stretch;gap:0;margin-top:6px;}
  .nav-item{display:block;}
  .nav-link{
    justify-content:flex-start;gap:12px;
    padding:14px 6px;font-size:17px;
    border-bottom:1px solid var(--line);
  }
  .nav-link__no{font-size:12px;letter-spacing:.14em;}
  .nav-link[aria-current="page"]::after{
    top:12px;bottom:12px;left:-6px;right:auto;width:3px;height:auto;
  }
  .nav-shell__actions{display:grid;gap:10px;margin-top:auto;padding-top:24px;}

  .anchor-index{position:static;top:auto;}

  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr));}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-9{grid-column:span 6;}
  .span-12{grid-column:span 6;}

  .footer-rail{grid-template-columns:1fr;gap:30px;}
  .footer-base{flex-direction:column;align-items:flex-start;}
}
@media (max-width:620px){
  .grid-12{grid-template-columns:1fr;}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-9,.span-12{grid-column:span 1;}
  .filter-bar{gap:6px;}
  .filter-btn{padding:.4em .75em;font-size:12px;}
}
@media (max-width:900px){
  body.has-nav-open{overflow:hidden;}
}

/* ---------- 动效与对比度偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;}
  body::after{animation:none;}
  .js-ready [data-reveal], [data-reveal]{opacity:1!important;transform:none!important;}
  .filter-item.is-out{opacity:1;transform:none;}
  .scroll-progress{display:none;}
}