/* ============================================================
   365棋牌电 · /assets/site.css
   夜墨底色 + 纸面叠层 + 时段灯光色，共享外壳与基础组件
   ============================================================ */

:root{
  --ink-900:#07130F;
  --ink-800:#0E211B;
  --felt:#16332A;
  --felt-2:#1D4034;
  --gold:#C9A227;
  --gold-bright:#E8CF7A;
  --paper:#F3E8CE;
  --cyan:#4FE3D2;
  --violet:#9A6BFF;
  --orange:#FF8A3D;
  --muted:#86A398;

  --line:rgba(201,162,39,.30);
  --line-soft:rgba(243,232,206,.10);
  --shadow-deep:0 22px 60px rgba(0,0,0,.5);

  --font-display:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --header-h:74px;
  --wrap:1240px;
  --radius:2px;
  --dur:180ms;
  --ease:cubic-bezier(.22,.61,.36,1);
}

@media (prefers-reduced-motion:reduce){
  :root{--dur:1ms}
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 12px);
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  color:var(--paper);
  background-color:var(--ink-900);
  background-image:
    radial-gradient(900px 520px at 10% -8%, rgba(79,227,210,.10), transparent 62%),
    radial-gradient(760px 460px at 94% 2%, rgba(154,107,255,.10), transparent 60%),
    radial-gradient(700px 420px at 50% 108%, rgba(255,138,61,.07), transparent 66%),
    repeating-linear-gradient(90deg, rgba(243,232,206,.022) 0 1px, transparent 1px 132px);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
@media (min-width:861px){body{background-attachment:fixed}}
img,svg,video{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:900;line-height:1.2;letter-spacing:-.01em}
p{margin:0 0 1em}
a{color:var(--cyan);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--gold-bright)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
::selection{background:rgba(79,227,210,.30);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;box-shadow:0 0 0 2px var(--ink-900)}

/* ---------- 基础布局 ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:24px;
}
#main-content{
  display:block;
  padding-top:var(--header-h);
  scroll-margin-top:var(--header-h);
}
.section{padding-block:84px}
.section--tight{padding-block:52px}
.section--flush{padding-block:0}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px 24px;
  margin-bottom:30px;
}
.eyebrow{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.2em;
  color:var(--gold);
  margin-bottom:10px;
}
.section-title{
  font-size:clamp(28px,3.6vw,44px);
  letter-spacing:-.015em;
}
.section-title .accent{color:var(--gold-bright)}
.lede{
  font-family:var(--font-serif);
  font-weight:600;
  font-size:19px;
  line-height:1.85;
  color:rgba(243,232,206,.9);
  max-width:36em;
}
.prose{max-width:38em}
.prose p{font-size:17px;line-height:1.8}
.prose h2,.prose h3{margin:1.6em 0 .6em;font-size:21px;font-family:var(--font-serif);font-weight:600;color:var(--gold-bright)}
.rule{height:1px;border:0;margin:32px 0;background:linear-gradient(90deg,var(--gold),rgba(201,162,39,0))}

.grid{display:grid;gap:30px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--7-4{grid-template-columns:minmax(0,7fr) minmax(0,4fr)}
.grid--4-7{grid-template-columns:minmax(0,4fr) minmax(0,7fr)}

/* ---------- 纸面区块 ---------- */
.panel{
  position:relative;
  padding:26px;
  border:1px solid var(--line-soft);
  border-top:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(22,51,42,.72),rgba(14,33,27,.72));
}
.panel--paper{background:linear-gradient(180deg,rgba(243,232,206,.07),rgba(243,232,206,.03))}
.panel--stacked{box-shadow:8px 8px 0 -1px rgba(201,162,39,.20),16px 16px 0 -2px rgba(201,162,39,.08)}
.panel-title{font-family:var(--font-serif);font-weight:600;font-size:20px;color:var(--paper);margin-bottom:10px}
.panel-meta{font-family:var(--font-mono);font-size:12px;color:var(--muted);letter-spacing:.06em}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line-soft)}
.table{min-width:520px;font-size:15px}
.table th{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  font-weight:500;
  text-align:left;
  color:var(--gold);
  background:var(--felt);
  padding:11px 14px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.table td{padding:11px 14px;border-bottom:1px solid var(--line-soft);vertical-align:top}
.table tbody tr:hover td{background:rgba(79,227,210,.05)}
.table .num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  text-align:right;
  white-space:nowrap;
  color:var(--gold-bright);
}

/* ---------- 列表行 ---------- */
.list-rows{display:grid}
.list-row{
  position:relative;
  display:grid;
  gap:4px 20px;
  padding:18px 12px 18px 20px;
  border-bottom:1px solid var(--line-soft);
  transition:background var(--dur) var(--ease);
}
.list-row::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:2px;
  background:var(--gold);
  opacity:0;
  transform:scaleY(.4);
  transform-origin:center;
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.list-row:hover,.list-row:focus-within{background:linear-gradient(90deg,rgba(201,162,39,.08),transparent 62%)}
.list-row:hover::before,.list-row:focus-within::before{opacity:1;transform:scaleY(1)}
.list-row-title{font-family:var(--font-display);font-weight:700;font-size:17px;color:var(--paper)}
.list-row-title a{color:inherit}
.list-row-meta{font-size:13.5px;color:var(--muted)}
.list-row-time{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--gold-bright)}

/* ---------- 标签 / 提示 / 数据 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(22,51,42,.6);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--paper);
  white-space:nowrap;
}
.tag--gold{border-color:rgba(201,162,39,.55);color:var(--gold-bright)}
.tag--cyan{border-color:rgba(79,227,210,.5);color:var(--cyan)}
.tag--violet{border-color:rgba(154,107,255,.5);color:#C4AFFF}
.tag--orange{border-color:rgba(255,138,61,.5);color:#FFB888}

.callout{
  border-left:3px solid var(--gold);
  background:rgba(201,162,39,.07);
  padding:16px 18px;
  font-size:15.5px;
  margin:24px 0;
}
.callout--cyan{border-left-color:var(--cyan);background:rgba(79,227,210,.07)}
.callout--violet{border-left-color:var(--violet);background:rgba(154,107,255,.08)}
.callout--orange{border-left-color:var(--orange);background:rgba(255,138,61,.08)}

.stat-row{display:flex;flex-wrap:wrap;gap:20px 40px}
.stat{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:clamp(22px,2.8vw,34px);line-height:1.1;color:var(--gold-bright)}
.stat-label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--muted);margin-top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 18px;
  border:1px solid transparent;
  border-radius:var(--radius);
  font-family:var(--font-display);
  font-weight:700;
  font-size:14.5px;
  letter-spacing:.02em;
  line-height:1.2;
  cursor:pointer;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.btn-solid{background:var(--gold);border-color:var(--gold);color:#08150F}
.btn-solid:hover{background:var(--gold-bright);border-color:var(--gold-bright);color:#08150F}
.btn-ghost{border-color:var(--line);background:rgba(22,51,42,.55);color:var(--paper)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(79,227,210,.08)}
.btn-quiet{padding:8px 10px;color:var(--muted)}
.btn-quiet:hover{color:var(--cyan)}

/* ---------- 面包屑 ---------- */
.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  color:var(--muted);
  padding-block:18px 0;
}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--cyan)}
.breadcrumbs li+li::before{content:"/";margin-right:8px;color:rgba(201,162,39,.6)}
.breadcrumbs [aria-current="page"]{color:var(--paper)}

/* ---------- 分段切换（role=tablist） ---------- */
.tablist{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  border-bottom:1px solid var(--line-soft);
  margin-bottom:24px;
}
.tab{
  position:relative;
  top:1px;
  padding:10px 16px;
  border:1px solid transparent;
  border-bottom:none;
  border-radius:var(--radius) var(--radius) 0 0;
  background:rgba(14,33,27,.55);
  color:rgba(243,232,206,.72);
  font-family:var(--font-display);
  font-weight:700;
  font-size:14px;
  letter-spacing:.02em;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.tab:hover{color:var(--paper);background:rgba(22,51,42,.8)}
.tab[aria-selected="true"]{background:var(--gold);border-color:var(--gold);color:#08150F}
.tabpanel{animation:panelIn var(--dur) var(--ease)}
.tabpanel[hidden]{display:none}
@keyframes panelIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- 图片容器基座 ---------- */
.media{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  background:linear-gradient(140deg,var(--felt),var(--ink-800));
  aspect-ratio:16/10;
}
.media img{width:100%;height:100%;object-fit:cover;filter:saturate(.96) contrast(1.06)}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(7,19,15,0) 42%,rgba(7,19,15,.78));
}
.media--wide{aspect-ratio:21/9}
.media--tall{aspect-ratio:4/5}
.media--square{aspect-ratio:1/1}
.media-frame{
  position:relative;
  padding:10px;
  border:1px solid var(--line);
  background:rgba(14,33,27,.6);
  border-radius:var(--radius);
}
.media-caption{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--muted);
}

/* ---------- 显现 ---------- */
html[data-js="on"] [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity 420ms var(--ease),transform 420ms var(--ease);
}
html[data-js="on"] [data-reveal].is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html[data-js="on"] [data-reveal]{opacity:1;transform:none;transition:none}
}

/* ============================================================
   头部
   ============================================================ */
.skip-link{
  position:absolute;
  left:16px;
  top:-72px;
  z-index:200;
  padding:10px 16px;
  border-radius:var(--radius);
  background:var(--gold);
  color:#08150F;
  font-weight:700;
  transition:top var(--dur) var(--ease);
}
.skip-link:focus{top:12px;color:#08150F}

.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{
  background:var(--ink-800);
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-deep);
}
.header-inner{
  position:relative;
  z-index:3;
  display:flex;
  align-items:center;
  gap:20px;
  height:var(--header-h);
  padding-block:0;
}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--paper)}
.brand:hover{color:var(--paper)}
.brand-mark{
  display:grid;
  place-items:center;
  width:40px;
  height:40px;
  border:1px solid var(--gold);
  border-radius:var(--radius);
  background:rgba(201,162,39,.08);
  color:var(--gold-bright);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:-.04em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--font-display);font-size:16px;font-weight:900;letter-spacing:.02em}
.brand-sub{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;color:var(--muted)}

.slot-block{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  padding:7px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(14,33,27,.6);
}
.slot-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 3px rgba(79,227,210,.16);
  animation:slotPulse 2.6s var(--ease) infinite;
}
@keyframes slotPulse{0%,100%{box-shadow:0 0 0 3px rgba(79,227,210,.16)}50%{box-shadow:0 0 0 6px rgba(79,227,210,.05)}}
@media (prefers-reduced-motion:reduce){.slot-dot{animation:none}}
.slot-text{display:flex;flex-direction:column;line-height:1.25;font-family:var(--font-mono)}
.slot-label{font-size:11.5px;color:var(--paper);letter-spacing:.02em;white-space:nowrap}
.slot-version{font-size:10px;color:var(--muted);letter-spacing:.06em;white-space:nowrap}
.slot-block[data-slot="morning"] .slot-dot{background:var(--gold-bright);box-shadow:0 0 0 3px rgba(232,207,122,.18)}
.slot-block[data-slot="afternoon"] .slot-dot{background:var(--orange);box-shadow:0 0 0 3px rgba(255,138,61,.18)}
.slot-block[data-slot="night"] .slot-dot{background:var(--cyan);box-shadow:0 0 0 3px rgba(79,227,210,.18)}
.slot-block[data-slot="late"] .slot-dot{background:var(--violet);box-shadow:0 0 0 3px rgba(154,107,255,.2)}
.slot-block[data-slot="morning"]{border-color:rgba(232,207,122,.45)}
.slot-block[data-slot="afternoon"]{border-color:rgba(255,138,61,.45)}
.slot-block[data-slot="night"]{border-color:rgba(79,227,210,.45)}
.slot-block[data-slot="late"]{border-color:rgba(154,107,255,.45)}

.nav-panel{
  display:flex;
  align-items:center;
  justify-content:center;
  flex:1 1 auto;
  min-width:0;
}
.nav-list{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;counter-reset:navidx}
.nav-list li{counter-increment:navidx}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 9px;
  border-radius:var(--radius);
  font-size:14px;
  font-weight:500;
  color:rgba(243,232,206,.82);
  white-space:nowrap;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:9px;
  right:9px;
  bottom:2px;
  height:1px;
  background:var(--gold);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--paper);background:rgba(79,227,210,.10)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--gold-bright);background:rgba(201,162,39,.12)}
.nav-link[aria-current="page"]::after{transform:scaleX(1);background:var(--cyan)}
.nav-foot{display:none}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto}
.fav-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  color:var(--paper);
  font-size:13.5px;
  white-space:nowrap;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.fav-link:hover{border-color:rgba(154,107,255,.55);background:rgba(154,107,255,.10);color:var(--paper)}
.fav-icon{font-size:10px;color:var(--violet)}
.fav-count{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:12px;
  padding:1px 7px;
  border:1px solid rgba(154,107,255,.45);
  border-radius:var(--radius);
  background:rgba(154,107,255,.18);
  color:#CFC0FF;
}
.header-cta,.header-feedback{padding:9px 14px;font-size:13.5px;white-space:nowrap}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:8px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(22,51,42,.6);
  color:var(--paper);
  font-family:var(--font-display);
  font-weight:700;
  font-size:13.5px;
}
.nav-toggle-bars{display:grid;gap:3px;width:16px}
.nav-toggle-bars span{display:block;height:2px;background:var(--gold-bright);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.nav-toggle[aria-expanded="true"]{background:var(--gold);border-color:var(--gold);color:#08150F}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span{background:#08150F}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1){transform:translateY(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(-5px) rotate(-45deg)}

.nav-scrim{
  position:fixed;
  inset:0;
  z-index:1;
  background:rgba(4,10,8,.72);
  opacity:0;
  pointer-events:none;
  transition:opacity var(--dur) var(--ease);
}
.site-header[data-nav-open="true"] .nav-scrim{opacity:1;pointer-events:auto}

.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--gold),var(--cyan),var(--violet));
  opacity:0;
  transition:opacity var(--dur) var(--ease);
}
.site-header.is-scrolled .scroll-progress{opacity:.9}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{
  position:relative;
  margin-top:96px;
  border-top:1px solid var(--line);
  background-color:#06110D;
  background-image:
    radial-gradient(760px 360px at 6% 0%, rgba(201,162,39,.13), transparent 62%),
    radial-gradient(620px 320px at 96% 6%, rgba(79,227,210,.09), transparent 60%),
    repeating-linear-gradient(90deg, rgba(243,232,206,.03) 0 1px, transparent 1px 128px);
  color:var(--paper);
}
.footer-glow{
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,var(--gold),var(--cyan),var(--violet),transparent);
  opacity:.75;
  pointer-events:none;
}
.footer-inner{
  display:grid;
  grid-template-columns:minmax(280px,1fr) minmax(0,1.75fr);
  gap:52px;
  padding-block:64px 40px;
}
.footer-brand{display:flex;flex-direction:column;gap:18px;max-width:390px}
.footer-brand .brand-mark{width:46px;height:46px;font-size:14px}
.footer-note{
  margin:0;
  font-family:var(--font-serif);
  font-weight:600;
  font-size:16px;
  color:rgba(243,232,206,.88);
}
.footer-contact{display:grid;gap:9px;font-family:var(--font-mono);font-size:12.5px;color:rgba(243,232,206,.82)}
.footer-contact li{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.mono-label{
  flex:0 0 auto;
  padding:1px 6px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  color:var(--gold);
}
.footer-channel{
  margin:0;
  padding-left:12px;
  border-left:2px solid var(--line);
  font-size:12px;
  line-height:1.75;
  color:var(--muted);
}
.footer-cols{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:26px}
.footer-col-title{
  font-family:var(--font-serif);
  font-weight:600;
  font-size:16px;
  letter-spacing:.04em;
  color:var(--gold-bright);
  margin-bottom:14px;
}
.footer-list{display:grid;gap:9px}
.footer-list a{
  position:relative;
  font-size:14px;
  color:rgba(243,232,206,.76);
}
.footer-list a::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:-2px;
  height:1px;
  background:var(--cyan);
  transition:right var(--dur) var(--ease);
}
.footer-list a:hover{color:var(--cyan)}
.footer-list a:hover::after{right:0}
.footer-path{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding-block:18px;
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:12.5px;
}
.path-label{letter-spacing:.16em;color:var(--muted)}
.path-link{color:var(--cyan);border-bottom:1px solid rgba(79,227,210,.35)}
.path-link:hover{color:var(--gold-bright);border-bottom-color:var(--gold)}
.path-arrow{color:var(--gold)}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-block:22px 34px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--muted);
}
.footer-legal-item{letter-spacing:.04em}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1240px){
  .header-cta{display:none}
}
@media (max-width:1140px){
  .slot-version{display:none}
  .nav-link{padding:8px 7px;font-size:13.5px}
  .footer-cols{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:34px}
  .footer-inner{grid-template-columns:minmax(0,1fr);gap:40px}
}
@media (max-width:1080px){
  .grid--7-4,.grid--4-7{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:860px){
  :root{--header-h:64px}
  .wrap{padding-inline:18px}
  .site-header{background:linear-gradient(180deg,rgba(7,19,15,.95),rgba(7,19,15,.74))}
  .site-header.is-scrolled{background:var(--ink-800)}
  .header-inner{gap:10px}
  .brand-sub{display:none}
  .brand-mark{width:34px;height:34px;font-size:11.5px}
  .brand-name{font-size:15px}
  .slot-block{padding:5px 9px;gap:8px}
  .slot-label{font-size:10.5px}
  .fav-text{display:none}
  .header-feedback{display:none}
  .nav-toggle{display:inline-flex}
  .grid--2,.grid--3{grid-template-columns:minmax(0,1fr)}

  .nav-panel{
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    top:auto;
    z-index:2;
    display:block;
    max-height:84vh;
    overflow-y:auto;
    padding:20px 18px calc(22px + env(safe-area-inset-bottom));
    border-top:1px solid var(--line);
    border-radius:14px 14px 0 0;
    background:var(--ink-800);
    box-shadow:0 -26px 64px rgba(0,0,0,.62);
    transform:translateY(112%);
    opacity:0;
    transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
  }
  .nav-panel[data-open="true"]{transform:translateY(0);opacity:1}
  .nav-list{display:block}
  .nav-link{
    display:block;
    padding:13px 4px;
    font-size:16px;
    border-bottom:1px solid var(--line-soft);
    border-radius:0;
  }
  .nav-link::before{
    content:counter(navidx,decimal-leading-zero);
    font-family:var(--font-mono);
    font-size:11px;
    color:var(--muted);
    margin-right:12px;
  }
  .nav-link::after{display:none}
  .nav-link:hover{background:transparent;color:var(--gold-bright)}
  .nav-link[aria-current="page"]{background:transparent;color:var(--gold-bright)}
  .nav-link[aria-current="page"]::before{color:var(--cyan)}
  .nav-foot{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding-top:18px}
  .nav-foot .btn{justify-content:center}

  html.nav-open{overflow:hidden}
  .section{padding-block:60px}
  .site-footer{margin-top:64px}
}
@media (max-width:640px){
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .footer-inner{padding-block:48px 32px}
  .footer-legal{justify-content:flex-start}
}
@media (max-width:420px){
  .footer-cols{grid-template-columns:minmax(0,1fr)}
  .nav-foot{grid-template-columns:minmax(0,1fr)}
}