/* =========================================================
   亚洲城游艺 · 共享外壳样式 /assets/site.css
   夜航墨蓝底 + 鎏金刻度 + 朱砂跳色 + 青玉状态
   ========================================================= */

:root{
  --ink:#0B1B2B;
  --ink-2:#14293D;
  --ink-2-hi:#172C41;
  --ink-3:#060D16;
  --paper:#F2E7D3;
  --paper-2:#E4D2AE;
  --gold:#D4A544;
  --gold-hi:#F3CE7A;
  --cinnabar:#C8402F;
  --cinnabar-hi:#E4735F;
  --jade:#3FA98A;
  --copper:#8A6A3B;
  --steel:#7C8FA3;
  --ink-soft:rgba(242,231,211,.74);
  --line:rgba(212,165,68,.30);
  --line-soft:rgba(124,143,163,.26);
  --header-h:72px;
  --shell:1240px;
  --gutter:clamp(16px,4vw,40px);
  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,SimSun,"Times New Roman",serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 16px);
}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.9;
  color:var(--paper);
  background-color:var(--ink);
  background-image:
    linear-gradient(rgba(124,143,163,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,143,163,.055) 1px,transparent 1px);
  background-size:80px 80px;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--gold-hi);outline-offset:3px}
html.nav-open{overflow:hidden}

/* ---------- 排版助手 ---------- */
.mono{font-family:var(--font-mono);letter-spacing:.02em}
.kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--gold)}
.lede{font-size:17px;color:var(--ink-soft);max-width:38em}
.muted{color:var(--steel);font-size:14px}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 布局容器 ---------- */
.shell{width:min(var(--shell),calc(100% - var(--gutter) * 2));margin-inline:auto}
.page-top{padding-top:calc(var(--header-h) + clamp(28px,5vw,64px))}

.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(14px,1.8vw,24px)}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}

/* ---------- skip link ---------- */
.skip-link{
  position:absolute;left:12px;top:-64px;z-index:200;
  padding:.6em 1em;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;
  background:var(--gold);color:var(--ink-3);
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- 顶栏 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  color:var(--paper);
  background-color:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .24s var(--ease),border-color .24s var(--ease);
}
.site-header[data-scrolled="true"]{
  background-color:var(--ink-2);
  border-bottom-color:var(--line);
}
.header-veil{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,13,22,.92),rgba(6,13,22,.44) 62%,rgba(6,13,22,0));
  opacity:1;
  transition:opacity .24s var(--ease);
}
.site-header[data-scrolled="true"] .header-veil{opacity:0}
.header-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(124,143,163,.16);
}
.header-progress__bar{
  display:block;height:100%;width:100%;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--gold),var(--gold-hi));
}
.header-shell{
  position:relative;z-index:2;
  display:flex;align-items:center;
  gap:clamp(12px,1.8vw,28px);
  min-height:var(--header-h);
}

/* 品牌 */
.brand{
  display:flex;flex-direction:column;justify-content:center;gap:1px;
  flex:0 0 auto;
  padding-right:clamp(12px,2vw,26px);
  border-right:1px solid var(--line);
}
.brand__mark{
  font-family:var(--font-display);font-weight:800;font-size:19px;
  letter-spacing:.05em;color:var(--paper);line-height:1.35;
}
.brand__sub{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  color:var(--steel);
}

/* 版本摘要 */
.header-meta{display:flex;align-items:center;gap:12px;flex:1 1 auto;min-width:0}
.header-meta__note{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.version-note{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--jade);
  opacity:0;transition:opacity .16s var(--ease);white-space:nowrap;
}
.version-note[data-visible="true"]{opacity:1}

/* 版本徽章 */
.version-badge{
  display:inline-flex;align-items:center;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  line-height:1.2;white-space:nowrap;
  padding:.38em .7em;
  color:var(--gold-hi);
  border:1px solid var(--gold);
  background:rgba(212,165,68,.08);
  transition:background-color .16s var(--ease),border-color .16s var(--ease),color .16s var(--ease);
}
button.version-badge{cursor:pointer;text-align:left}
.version-badge:hover{background:rgba(212,165,68,.18);border-color:var(--gold-hi)}
.version-badge[data-copied="true"]{color:var(--jade);border-color:var(--jade);background:rgba(63,169,138,.12)}

/* 移动菜单按钮 */
.nav-toggle{
  display:none;align-items:center;gap:.7em;margin-left:auto;
  padding:.5em .75em;
  border:1px solid var(--line);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  color:var(--gold-hi);
  transition:border-color .16s var(--ease),color .16s var(--ease);
}
.nav-toggle:hover{border-color:var(--gold-hi)}
.nav-toggle__bars{
  position:relative;width:18px;height:10px;
  border-top:1px solid currentColor;border-bottom:1px solid currentColor;
}
.nav-toggle__bars::after{
  content:"";position:absolute;left:0;right:0;top:50%;
  border-top:1px solid currentColor;
}

/* 主导航 */
.site-nav{display:flex;align-items:center;gap:clamp(12px,1.8vw,26px);margin-left:auto}
.site-nav__list{display:flex;align-items:center;gap:clamp(8px,1.5vw,22px)}
.site-nav__link{
  position:relative;display:inline-block;
  padding:.45em 0;
  font-size:14px;letter-spacing:.05em;color:var(--ink-soft);
  transition:color .16s var(--ease);
}
.site-nav__link::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;
  height:1px;background:var(--gold-hi);
  transition:right .18s var(--ease);
}
.site-nav__link:hover{color:var(--gold-hi)}
.site-nav__link:hover::after{right:0}
.site-nav__link[aria-current="page"]{color:var(--gold-hi)}
.site-nav__link[aria-current="page"]::after{right:0;height:2px;background:var(--cinnabar)}
.header-cta{flex:0 0 auto;padding:.52em 1.05em;font-size:13px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:.72em 1.4em;
  font-family:var(--font-body);font-size:14px;letter-spacing:.05em;
  border:1px solid var(--gold);color:var(--gold-hi);background:transparent;
  transition:background-color .16s var(--ease),border-color .16s var(--ease),color .16s var(--ease);
}
.btn:hover{background:rgba(212,165,68,.16);border-color:var(--gold-hi);color:var(--gold-hi)}
.btn--outline{border-color:var(--line);color:var(--paper-2)}
.btn--outline:hover{border-color:var(--gold-hi);color:var(--gold-hi);background:rgba(212,165,68,.12)}
.btn--solid{background:var(--cinnabar);border-color:var(--cinnabar);color:#FBEDE6}
.btn--solid:hover{background:#D8503C;border-color:#D8503C;color:#FFF6F1}
.btn--gold{background:var(--gold);border-color:var(--gold);color:var(--ink-3)}
.btn--gold:hover{background:var(--gold-hi);border-color:var(--gold-hi);color:var(--ink-3)}

/* ---------- 面包屑 ---------- */
.crumbs{margin-bottom:clamp(20px,3vw,32px)}
.crumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--steel)}
.crumbs__item{display:flex;align-items:center;gap:10px}
.crumbs__item + .crumbs__item::before{content:"/";color:var(--copper)}
.crumbs__link{color:var(--steel);border-bottom:1px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease)}
.crumbs__link:hover{color:var(--gold-hi);border-bottom-color:var(--gold)}
.crumbs__current{color:var(--paper-2)}

/* ---------- 章节标题 ---------- */
.section-head{
  display:flex;align-items:flex-end;flex-wrap:wrap;gap:8px 18px;
  padding-bottom:14px;margin-bottom:clamp(20px,3vw,34px);
  border-bottom:1px solid var(--line-soft);
}
.section-head__index{font-family:var(--font-mono);font-size:13px;letter-spacing:.16em;color:var(--gold)}
.section-head__title{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(21px,2.8vw,31px);line-height:1.35;letter-spacing:-.01em;
  color:var(--paper-2);
  transition:color .3s var(--ease);
}
[data-section].is-current .section-head__title{color:var(--gold-hi)}
.section-head__note{margin-left:auto;font-size:13px;color:var(--steel);font-family:var(--font-mono);letter-spacing:.06em}

/* ---------- 侧边章节刻度 ---------- */
.section-ticks{
  position:fixed;left:16px;top:50%;transform:translateY(-50%);z-index:60;
  display:none;
}
.section-ticks__item{display:flex}
.section-ticks__link{
  display:flex;align-items:center;gap:8px;
  padding:6px 8px 6px 0;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--steel);
  transition:color .16s var(--ease);
}
.section-ticks__link::before{
  content:"";width:16px;height:1px;background:var(--steel);
  transition:width .18s var(--ease),background-color .18s var(--ease);
}
.section-ticks__link:hover{color:var(--gold-hi)}
.section-ticks__link:hover::before{width:24px;background:var(--gold-hi)}
.section-ticks__link[aria-current="true"]{color:var(--gold-hi)}
.section-ticks__link[aria-current="true"]::before{width:28px;background:var(--cinnabar);height:2px}

/* ---------- 堆叠面板 ---------- */
.panel{
  position:relative;
  padding:clamp(18px,2.4vw,30px);
  background:var(--ink-2);
  border:1px solid var(--line-soft);
  border-top:1px solid var(--line);
}
.panel--paper{background:var(--paper);color:var(--ink);border-color:rgba(11,27,43,.2);border-top-color:var(--copper)}
.panel--deep{background:var(--ink-3);border-color:var(--line-soft)}
.panel--flush{padding:0}
.panel__num{
  position:absolute;top:-1px;left:-1px;
  padding:.32em .7em;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  background:var(--gold);color:var(--ink-3);
}
.panel__title{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(18px,2.1vw,23px);line-height:1.45;letter-spacing:0;
  color:var(--paper);
}
.panel--paper .panel__title{color:var(--ink)}
.panel__text{font-size:15.5px;color:var(--ink-soft)}
.panel--paper .panel__text{color:#31465c}
.panel__meta{margin-top:14px;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--steel)}

/* ---------- 卡片 ---------- */
.card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  padding:clamp(16px,2vw,22px);
  background:var(--ink-2);
  border:1px solid var(--line-soft);
  border-top:1px solid var(--line);
  transition:border-color .16s var(--ease),background-color .16s var(--ease);
}
.card:hover{border-color:var(--gold);border-top-color:var(--gold-hi);background:var(--ink-2-hi)}
.card__index{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--gold)}
.card__title{font-family:var(--font-display);font-weight:700;font-size:18px;line-height:1.5;color:var(--paper)}
.card__text{font-size:14.5px;color:var(--ink-soft)}

/* ---------- 标签与状态 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45em;
  padding:.3em .6em;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;
  border:1px solid var(--line-soft);color:var(--steel);
  white-space:nowrap;
}
.tag--gold{border-color:var(--line);color:var(--gold-hi);background:rgba(212,165,68,.08)}
.tag--jade{border-color:rgba(63,169,138,.5);color:var(--jade);background:rgba(63,169,138,.08)}
.tag--red{border-color:rgba(200,64,47,.55);color:var(--cinnabar-hi);background:rgba(200,64,47,.1)}

.status{display:inline-flex;align-items:center;gap:.55em;font-size:13px;color:var(--ink-soft)}
.status__dot{flex:0 0 auto;width:8px;height:8px;background:var(--jade)}
.status--wait .status__dot{background:var(--cinnabar)}
.status--idle .status__dot{background:var(--steel)}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line-soft);background:var(--paper);color:var(--ink)}
.data-table{width:100%;min-width:660px;font-size:14.5px}
.data-table caption{
  caption-side:top;text-align:left;
  padding:14px 16px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--copper);
  border-bottom:1px solid rgba(138,106,59,.35);
}
.data-table th{
  padding:12px 16px;text-align:left;white-space:nowrap;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;font-weight:500;
  color:var(--ink-3);
  background:var(--paper-2);
  border-bottom:1px solid rgba(11,27,43,.28);
}
.data-table td{padding:12px 16px;vertical-align:top;border-bottom:1px solid rgba(11,27,43,.14)}
.data-table tbody tr:nth-child(even){background:rgba(228,210,174,.45)}
.data-table .num{font-family:var(--font-mono);letter-spacing:.02em}

/* ---------- 折叠条目 ---------- */
.accordion{border-top:1px solid var(--line-soft)}
.accordion__item{border-bottom:1px solid var(--line-soft)}
.accordion__trigger{
  display:flex;align-items:baseline;gap:14px;width:100%;
  padding:18px 0;text-align:left;
  font-size:16px;color:var(--paper);
  transition:color .16s var(--ease);
}
.accordion__trigger:hover{color:var(--gold-hi)}
.accordion__trigger::after{
  content:"＋";margin-left:auto;
  font-family:var(--font-mono);color:var(--gold);
}
.accordion__trigger[aria-expanded="true"]{color:var(--gold-hi)}
.accordion__trigger[aria-expanded="true"]::after{content:"－";color:var(--gold-hi)}
.accordion__panel{padding:0 0 20px;font-size:15.5px;color:var(--ink-soft)}
.accordion__panel[hidden]{display:none}

/* ---------- 筛选 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:12px 0;border-bottom:1px solid var(--line-soft);margin-bottom:clamp(16px,2.4vw,26px);
}
.filter-btn{
  padding:.42em .8em;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;
  border:1px solid var(--line-soft);color:var(--ink-soft);
  transition:border-color .16s var(--ease),color .16s var(--ease),background-color .16s var(--ease);
}
.filter-btn:hover{border-color:var(--gold);color:var(--gold-hi)}
.filter-btn[aria-pressed="true"]{border-color:var(--gold);color:var(--gold-hi);background:rgba(212,165,68,.12)}
.filter-count{margin-left:auto;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--jade)}
[data-filter-item][hidden]{display:none !important}

/* ---------- 图片容器 ---------- */
.frame{
  position:relative;display:block;width:100%;
  aspect-ratio:4/3;overflow:hidden;
  background:linear-gradient(155deg,var(--ink-2),var(--ink-3));
  border:1px solid var(--copper);
}
.frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(212,165,68,.34), inset 0 0 60px rgba(6,13,22,.6);
}
.frame img{width:100%;height:100%;object-fit:cover}
.frame--wide{aspect-ratio:16/9}
.frame--tall{aspect-ratio:3/4}
.frame--square{aspect-ratio:1/1}
.frame__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:12px 14px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;
  color:var(--paper-2);
  background:linear-gradient(180deg,rgba(6,13,22,0),rgba(6,13,22,.88));
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;margin-top:clamp(48px,7vw,96px);
  padding:clamp(40px,6vw,72px) 0 clamp(24px,3vw,36px);
  background:var(--ink-3);
  border-top:1px solid var(--line);
  color:var(--ink-soft);
}
.footer-shell{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,7fr);gap:clamp(24px,4vw,56px)}
.footer-brand__name{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(22px,3vw,30px);letter-spacing:.06em;color:var(--paper);
}
.footer-brand__line{margin-top:10px;font-size:14px;line-height:1.85;color:var(--steel)}
.footer-brand__badge{margin-top:18px}
.footer-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,3vw,40px)}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--gold);
}
.footer-col__list{display:grid;gap:10px}
.footer-col__link{
  display:inline-block;
  font-size:14px;color:var(--ink-soft);
  border-bottom:1px solid transparent;padding-bottom:2px;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.footer-col__link:hover{color:var(--gold-hi);border-bottom-color:var(--gold)}
.footer-closing,
.footer-legal,
.footer-copy{grid-column:1/-1}
.footer-closing{
  padding-top:clamp(22px,3vw,34px);
  font-family:var(--font-display);font-size:15px;letter-spacing:.02em;color:var(--paper-2);
}
.footer-legal{
  display:flex;flex-wrap:wrap;gap:8px 28px;
  margin-top:18px;padding-top:20px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel);
}
.footer-legal__item{margin:0}
.footer-copy{
  margin-top:20px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--copper);
}

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

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .header-meta__note{display:none}
  .section-ticks{display:none}
}
@media (min-width:1181px){
  .section-ticks{display:block}
}
@media (max-width:1024px){
  :root{--header-h:62px}
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;left:0;right:0;top:var(--header-h);
    display:block;
    max-height:calc(100vh - var(--header-h));
    overflow-y:auto;
    padding:16px var(--gutter) 28px;
    background:var(--ink-3);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    opacity:0;visibility:hidden;pointer-events:none;
    transform:translateY(-12px);
    transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s linear;
  }
  .site-nav[data-open="true"]{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__link{display:block;padding:.85em 0;font-size:16px;border-bottom:1px solid var(--line-soft)}
  .site-nav__link::after{display:none}
  .site-nav__link[aria-current="page"]{color:var(--gold-hi)}
  .header-cta{width:100%;margin-top:18px;justify-content:center}
  .grid{gap:14px}
}
@media (max-width:900px){
  .col-3,.col-4,.col-5{grid-column:span 6}
  .col-7,.col-8,.col-9{grid-column:span 12}
  .footer-shell{grid-template-columns:minmax(0,1fr)}
  .footer-nav{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:600px){
  body{background-size:52px 52px}
  .brand{border-right:0;padding-right:0}
  .col-3,.col-4,.col-5,.col-6{grid-column:span 12}
  .section-head__note{margin-left:0;width:100%}
  .footer-nav{grid-template-columns:minmax(0,1fr);gap:24px}
  .footer-legal{flex-direction:column;gap:8px}
  .filter-count{margin-left:0;width:100%}
}

/* ---------- 减少动效 ---------- */
@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-motion [data-reveal]{opacity:1;transform:none}
  .site-nav{transform:none}
}