:root{
  --bg:#070b16; --bg2:#0a1020; --panel:rgba(19,28,52,.72); --panel-solid:#111a33;
  --line:rgba(120,150,220,.16); --line-strong:rgba(120,150,220,.3);
  --text:#e9eeff; --muted:#93a3c9; --dim:#6b7ba3;
  --accent:#38bdf8; --accent2:#818cf8; --accent3:#22d3ee;
  --ok:#34d399; --warn:#fbbf24; --danger:#f87171;
  --radius:18px; --maxw:1180px;
  --grad:linear-gradient(120deg,#38bdf8,#818cf8);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);line-height:1.75;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 520px at 78% -8%,rgba(56,189,248,.16),transparent 62%),
    radial-gradient(760px 460px at 8% 6%,rgba(129,140,248,.14),transparent 60%),
    linear-gradient(180deg,#070b16,#080d1c 45%,#070b16);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(120,150,220,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(120,150,220,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(900px 700px at 50% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(900px 700px at 50% 0%,#000 20%,transparent 78%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.sr-only:focus{position:fixed;top:10px;left:10px;width:auto;height:auto;clip:auto;z-index:200;padding:10px 18px;border-radius:10px;background:var(--grad);color:#06101f;font-weight:700}

/* ---------- 顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:60;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  background:rgba(7,11,22,.82);border-bottom:1px solid var(--line);
}
.topbar-in{display:flex;align-items:center;gap:16px;height:66px;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:34px;height:34px;border-radius:9px}
.brand b{font-size:16.5px;letter-spacing:.2px;color:#fff;font-weight:800;white-space:nowrap}
.brand span{display:block;font-size:11px;color:var(--dim);letter-spacing:1.6px;font-weight:600;line-height:1.2}
.brand a{color:inherit;text-decoration:none}
nav.main{display:flex;gap:4px;margin-left:auto;align-items:center}
nav.main a{
  color:var(--muted);padding:8px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  transition:.18s;text-decoration:none;white-space:nowrap;
}
nav.main a:hover{color:#fff;background:rgba(120,150,220,.12);text-decoration:none}
nav.main a.on{color:#0a1020;background:var(--grad);box-shadow:0 6px 18px rgba(56,189,248,.28)}
.nav-cta{
  margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14.5px;font-weight:700;
  background:var(--grad);color:#06101f !important;box-shadow:0 8px 22px rgba(56,189,248,.26);white-space:nowrap;
}
.nav-cta:hover{text-decoration:none;filter:brightness(1.06)}
.burger{display:none;margin-left:auto;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:38px;border-radius:11px;font-size:18px;cursor:pointer;align-items:center;justify-content:center}
@media(max-width:960px){
  nav.main{
    position:fixed;inset:66px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(8,13,28,.98);padding:14px 18px 22px;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:.26s;margin:0;
  }
  nav.main.open{transform:translateY(0)}
  nav.main a{padding:13px 14px;border-radius:12px;font-size:16px}
  .nav-cta{margin:8px 0 0;text-align:center}
  .burger{display:flex}
}

/* ---------- 通用块 ---------- */
section{position:relative}
.sec{padding:66px 0}
.sec-sm{padding:44px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.4px;
  color:var(--accent);text-transform:uppercase;margin:0 0 14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px}
h1,h2,h3,h4{line-height:1.32;margin:0 0 14px;color:#fff;font-weight:800;letter-spacing:-.2px}
h1{font-size:clamp(30px,5vw,50px)}
h2{font-size:clamp(23px,3.2vw,33px)}
h3{font-size:19px}
p{margin:0 0 15px;color:#c6d1ea}
.lead{font-size:17.5px;color:var(--muted);max-width:760px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:14px;
  font-weight:700;font-size:15.5px;border:1px solid transparent;cursor:pointer;transition:.18s;text-decoration:none;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn svg{width:16px;height:16px;flex:0 0 auto}
.btn-primary{background:var(--grad);color:#06101f;box-shadow:0 12px 30px rgba(56,189,248,.26)}
.btn-ghost{background:rgba(120,150,220,.09);color:var(--text);border-color:var(--line-strong)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:11px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(8px)}

/* ---------- 首页 hero ---------- */
.hero{padding:74px 0 54px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin-bottom:26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.hero-meta{display:flex;gap:26px;flex-wrap:wrap;color:var(--dim);font-size:13.5px}
.hero-meta b{display:block;color:#fff;font-size:20px;font-weight:800;letter-spacing:-.3px}
.hero-visual{position:relative}
.glass{
  background:linear-gradient(150deg,rgba(30,42,74,.9),rgba(15,22,44,.86));
  border:1px solid var(--line-strong);border-radius:22px;padding:24px;
  box-shadow:0 30px 70px rgba(2,6,20,.6);
}
.glass h4{margin:0 0 4px;font-size:16px}
.glass .sub{color:var(--dim);font-size:13px;margin:0 0 16px}
.oslist{display:grid;gap:9px}
.osrow{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:13px;background:rgba(10,16,34,.7);border:1px solid var(--line)}
.osrow .ico{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:rgba(56,189,248,.14);color:#4cc2ff;flex:0 0 auto}
.osrow .ico.mac{background:rgba(148,163,184,.16);color:#dbe3ee}
.osrow .ico.linux{background:rgba(251,191,36,.14);color:var(--warn)}
.osrow .ico.android{background:rgba(52,211,153,.14);color:var(--ok)}
.osrow .t{flex:1;min-width:0}
.osrow .t b{display:block;font-size:14px;color:#fff;font-weight:650}
.osrow .t em{font-style:normal;font-size:12px;color:var(--dim)}
.osrow a{font-size:13px;font-weight:700;color:var(--accent);white-space:nowrap}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:34px}.hero{padding:44px 0 30px}}

/* ---------- 广告位 ---------- */
.ad{
  position:relative;border-radius:20px;padding:26px 28px;margin:34px 0;overflow:hidden;
  background:linear-gradient(120deg,rgba(56,189,248,.13),rgba(129,140,248,.13));
  border:1px solid rgba(56,189,248,.34);
}
.ad::before{content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;border-radius:50%;
  pointer-events:none;background:radial-gradient(circle,rgba(56,189,248,.3),transparent 68%)}
.ad-in{position:relative;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}
.ad-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;letter-spacing:1.2px;
  color:#0a1020;background:var(--accent3);padding:3px 10px;border-radius:999px;margin-bottom:10px;
}
.ad h3{margin:0 0 8px;font-size:20px}
.ad p{margin:0 0 12px;color:#cfdcf5;font-size:14.8px;line-height:1.72}
.ad ul{list-style:none;margin:0;padding:0;display:flex;gap:8px 20px;flex-wrap:wrap}
.ad li{color:#a9bde0;font-size:13.4px;display:flex;align-items:center;gap:7px}
.ad li::before{content:"";width:15px;height:15px;border-radius:50%;background:rgba(52,211,153,.2);
  box-shadow:inset 0 0 0 1.5px rgba(52,211,153,.65);flex:0 0 auto}
.ad-cta{text-align:center}
.ad-cta .btn{white-space:nowrap}
.ad-cta small{display:block;margin-top:9px;color:var(--dim);font-size:11.5px}
@media(max-width:760px){.ad-in{grid-template-columns:1fr}.ad{padding:22px 20px}.ad-cta .btn{width:100%}}

.ad-inline{
  display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:15px;
  background:linear-gradient(100deg,rgba(56,189,248,.11),rgba(129,140,248,.08));
  border:1px dashed rgba(56,189,248,.44);
}
.ad-inline .dot{width:9px;height:9px;border-radius:50%;background:var(--accent3);flex:0 0 auto;
  box-shadow:0 0 0 4px rgba(34,211,238,.16)}
.ad-inline p{margin:0;font-size:14px;color:#cbd8f2;flex:1;min-width:0;line-height:1.6}
.ad-inline p b{color:#fff}
.ad-inline .lb{font-size:10.5px;color:var(--dim);border:1px solid var(--line-strong);padding:1px 7px;border-radius:6px;flex:0 0 auto}
.ad-inline a.go{font-weight:700;font-size:13.6px;white-space:nowrap;padding:8px 15px;border-radius:10px;
  background:var(--grad);color:#06101f}
.ad-inline a.go:hover{text-decoration:none;filter:brightness(1.07)}
@media(max-width:640px){.ad-inline{flex-wrap:wrap}.ad-inline p{flex:1 1 100%;order:2}.ad-inline a.go{order:3;width:100%;text-align:center}}

/* ---------- 主下载卡 ---------- */
.hero-dl{
  position:relative;overflow:hidden;border-radius:24px;padding:34px 36px;
  background:linear-gradient(135deg,rgba(24,36,68,.95),rgba(13,20,42,.95));
  border:1px solid rgba(56,189,248,.36);box-shadow:0 26px 64px rgba(3,8,24,.6);
}
.hero-dl::after{content:"";position:absolute;right:-90px;bottom:-110px;width:320px;height:320px;border-radius:50%;
  pointer-events:none;background:radial-gradient(circle,rgba(129,140,248,.26),transparent 70%)}
.hero-dl-in{position:relative;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.hero-dl .badge{display:inline-block;background:var(--grad);color:#06101f;font-size:12px;font-weight:800;
  padding:4px 12px;border-radius:999px;margin-bottom:12px;letter-spacing:.6px}
.hero-dl h2{margin:0 0 6px;font-size:clamp(26px,4vw,38px)}
.hero-dl .sub{color:var(--muted);font-size:15.5px;margin:0 0 18px}
.hero-dl ul{list-style:none;padding:0;margin:0 0 4px;display:grid;gap:8px}
.hero-dl li{color:#c3d0ea;font-size:14.4px;display:flex;gap:10px;align-items:flex-start;line-height:1.6}
.hero-dl li::before{content:"✓";color:var(--accent3);font-weight:900;flex:0 0 auto}
.hero-dl .btn{font-size:15.5px;padding:12px 24px}
.hero-dl .side{text-align:center}
.hero-dl .side small{display:block;color:var(--dim);font-size:12px;margin-top:10px}
@media(max-width:820px){.hero-dl{padding:26px 22px}.hero-dl-in{grid-template-columns:1fr}.hero-dl .btn{width:100%}}

/* ---------- 下载卡片网格 ---------- */
.soft{margin:0 0 18px}
.soft-head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:0 0 16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.soft-head h3{margin:0;font-size:22px;display:flex;align-items:center;gap:11px}
.app-logo{width:38px;height:38px;border-radius:10px;flex:0 0 auto;object-fit:contain;
  background:rgba(255,255,255,.05);padding:2px}
.hero-dl .app-logo{width:52px;height:52px;border-radius:14px;margin-bottom:12px;padding:3px}
.hero-dl .head-row{display:flex;align-items:center;gap:14px;margin-bottom:6px}
.hero-dl .head-row h2{margin:0}
.soft-head .ver{font-size:12.5px;font-weight:700;color:var(--accent);background:rgba(56,189,248,.13);
  padding:3px 10px;border-radius:999px;border:1px solid rgba(56,189,248,.28)}
.soft-head .tagline{font-size:13px;color:var(--dim);margin-left:auto}
.soft-desc{color:var(--muted);font-size:14.6px;max-width:860px;margin:0 0 16px}
.soft-hl{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px;padding:0;list-style:none}
.soft-hl li{font-size:12.6px;color:#a8bade;background:rgba(120,150,220,.1);border:1px solid var(--line);
  padding:4px 11px;border-radius:8px}
.dl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:14px}
.dl-grid > .ad-inline{grid-column:1/-1}
.dl-card{
  background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:17px 18px;
  display:flex;flex-direction:column;gap:12px;transition:.2s;
}
.dl-card:hover{border-color:rgba(56,189,248,.45);transform:translateY(-2px);box-shadow:0 16px 36px rgba(3,8,24,.42)}
.dl-card .top{display:flex;align-items:center;gap:11px}
.dl-card .os{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:0 0 auto;
  background:rgba(56,189,248,.12);color:#4cc2ff}
.dl-card .os.mac{background:rgba(148,163,184,.14);color:#dbe3ee}
.dl-card .os.linux{background:rgba(251,191,36,.13);color:var(--warn)}
.dl-card .os.android{background:rgba(52,211,153,.13);color:var(--ok)}
.os-ico{display:block}
.dl-card b{display:block;font-size:15px;color:#fff;font-weight:680;line-height:1.4}
.dl-card .arch{font-size:12px;color:var(--dim);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.dl-card .note{font-size:12.8px;color:var(--muted);margin:0;flex:1;line-height:1.6}
.dl-card .kind{font-size:11.5px;color:var(--dim);border:1px solid var(--line);border-radius:6px;padding:1px 7px;display:inline-block}
.dl-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:11px;border-radius:11px;
  background:linear-gradient(120deg,rgba(56,189,248,.18),rgba(129,140,248,.18));
  border:1px solid rgba(56,189,248,.4);color:#dff2ff;font-weight:700;font-size:14.2px;transition:.18s;
}
.dl-btn:hover{background:var(--grad);color:#06101f;text-decoration:none;border-color:transparent}
.dl-btn svg{width:15px;height:15px;flex:0 0 auto}
.mirror{text-align:center;font-size:12px;color:var(--dim);margin:-4px 0 0}
.mirror a{color:var(--muted)}

/* ---------- 特性 / 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:16px}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}
.feat{padding:22px;border-radius:16px;background:var(--panel);border:1px solid var(--line)}
.feat .n{width:34px;height:34px;border-radius:10px;background:var(--grad);color:#06101f;display:grid;place-items:center;
  font-weight:900;font-size:14px;margin-bottom:13px}
.feat h3{font-size:17px;margin:0 0 7px}
.feat p{font-size:14.2px;color:var(--muted);margin:0;line-height:1.72}

/* ---------- why verge ---------- */
.why{border-radius:22px;padding:34px 36px;background:linear-gradient(160deg,rgba(17,26,51,.9),rgba(10,16,32,.9));
  border:1px solid var(--line-strong)}
.why .lead{margin-bottom:26px}
.why-list{display:grid;gap:14px}
.why-item{display:grid;grid-template-columns:auto 1fr;gap:15px;padding:17px 19px;border-radius:14px;
  background:rgba(8,13,28,.6);border:1px solid var(--line)}
.why-item .k{width:30px;height:30px;border-radius:9px;background:rgba(56,189,248,.15);color:var(--accent);
  display:grid;place-items:center;font-weight:800;font-size:14px}
.why-item h3{font-size:16.5px;margin:0 0 5px}
.why-item p{margin:0;font-size:14.2px;color:var(--muted);line-height:1.75}
@media(max-width:700px){.why{padding:24px 20px}}

/* ---------- 博客 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:20px}
.pcard{display:flex;flex-direction:column;border-radius:16px;overflow:hidden;background:var(--panel);
  border:1px solid var(--line);transition:.2s}
.pcard:hover{transform:translateY(-3px);border-color:rgba(56,189,248,.42);box-shadow:0 18px 40px rgba(3,8,24,.46)}
.pcard a{text-decoration:none}
.pcard .thumb{aspect-ratio:1200/630;background:#0a1020;overflow:hidden}
.pcard .thumb img{width:100%;height:100%;object-fit:cover}
.pcard .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:9px;flex:1}
.pcard .kind{font-size:11.5px;font-weight:700;color:var(--accent);letter-spacing:.8px}
.pcard h3{font-size:17px;margin:0;color:#fff;line-height:1.45}
.pcard p{font-size:13.6px;color:var(--muted);margin:0;flex:1;line-height:1.68}
.pcard .meta{font-size:12px;color:var(--dim);display:flex;gap:12px;border-top:1px solid var(--line);padding-top:11px}
.cat-bar{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 26px}
.cat-bar button{background:rgba(120,150,220,.1);border:1px solid var(--line);color:var(--muted);
  padding:7px 15px;border-radius:999px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.18s;
  font-family:inherit}
.cat-bar button:hover{color:#fff;border-color:var(--line-strong)}
.cat-bar button.on{background:var(--grad);color:#06101f;border-color:transparent}

/* ---------- 文章页 ---------- */
.article-hero{padding:34px 0 8px}
.crumbs{font-size:13px;color:var(--dim);margin:0 0 16px}
.crumbs a{color:var(--muted)}
.article-hero h1{font-size:clamp(26px,4.2vw,42px);margin-bottom:14px}
.article-meta{display:flex;gap:9px 18px;flex-wrap:wrap;color:var(--dim);font-size:13.2px;margin-bottom:22px;align-items:center}
.article-meta .chip{background:rgba(56,189,248,.13);color:var(--accent);padding:3px 11px;border-radius:999px;font-weight:700;font-size:12px}
.cover{border-radius:18px;overflow:hidden;border:1px solid var(--line);margin-bottom:8px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:40px;align-items:start;padding:24px 0 60px}
.toc{position:sticky;top:88px;padding:18px 20px;border-radius:16px;background:var(--panel);border:1px solid var(--line)}
.toc h4{font-size:13px;color:var(--dim);letter-spacing:1.2px;text-transform:uppercase;margin:0 0 12px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t}
.toc li{margin:0 0 3px}
.toc li.l3{padding-left:14px}
.toc a{display:block;font-size:13.4px;color:var(--muted);padding:5px 8px;border-radius:8px;line-height:1.5}
.toc a:hover{color:#fff;background:rgba(120,150,220,.1);text-decoration:none}
.aside-cta{margin-top:16px;padding:18px 20px;border-radius:16px;
  background:linear-gradient(150deg,rgba(56,189,248,.14),rgba(129,140,248,.12));border:1px solid rgba(56,189,248,.32)}
.aside-cta b{display:block;color:#fff;font-size:15px;margin-bottom:7px}
.aside-cta p{font-size:13px;color:#bdcbe8;margin:0 0 13px;line-height:1.66}
.aside-cta .btn{width:100%;font-size:14px;padding:11px}
.aside-cta small{display:block;text-align:center;margin-top:8px;color:var(--dim);font-size:11px}
@media(max-width:980px){.layout{grid-template-columns:minmax(0,1fr);gap:24px}.toc{position:static}}

.prose{font-size:16.4px;color:#c9d5ee;line-height:1.92;max-width:100%;min-width:0;overflow-wrap:anywhere}
.prose h2{font-size:25px;margin:44px 0 15px;padding-top:8px;scroll-margin-top:88px;position:relative;padding-left:16px}
.prose h2::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:3px;background:var(--grad)}
.prose h3{font-size:19.5px;margin:30px 0 11px;color:#e6edff;scroll-margin-top:88px}
.prose h4{font-size:16.5px;margin:22px 0 9px;color:#dbe4f8}
.prose p{margin:0 0 17px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}
.prose li{margin:0 0 9px}
.prose li::marker{color:var(--accent)}
.prose strong{color:#fff;font-weight:700}
.prose a{border-bottom:1px solid rgba(56,189,248,.4)}
.prose a:hover{text-decoration:none;background:rgba(56,189,248,.1)}
.prose blockquote{margin:0 0 20px;padding:14px 20px;border-left:3px solid var(--accent);
  background:rgba(56,189,248,.07);border-radius:0 12px 12px 0;color:var(--muted)}
.prose blockquote p:last-child{margin:0}
.prose hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.codeblock{position:relative;margin:0 0 20px;border-radius:13px;overflow:hidden;border:1px solid var(--line);
  background:#070c1a}
.codeblock[data-lang]::before{content:attr(data-lang);position:absolute;right:12px;top:8px;font-size:11px;
  color:var(--dim);letter-spacing:1px;text-transform:uppercase}
.codeblock pre{margin:0;padding:16px 18px;overflow-x:auto}
.codeblock code{font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;font-size:13.4px;
  color:#a9d5f5;line-height:1.7;white-space:pre}
.prose :not(pre) > code{background:rgba(56,189,248,.12);color:#8fd4ff;padding:2px 6px;border-radius:5px;
  font-size:.9em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.table-wrap{overflow-x:auto;margin:0 0 20px;border-radius:13px;border:1px solid var(--line)}
.prose table{width:100%;border-collapse:collapse;font-size:14.4px;min-width:460px}
.prose th{background:rgba(120,150,220,.1);color:#fff;text-align:left;padding:11px 14px;font-weight:700;
  border-bottom:1px solid var(--line);white-space:nowrap}
.prose td{padding:11px 14px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top}
.prose tr:last-child td{border-bottom:0}
.callout{margin:0 0 20px;padding:16px 19px;border-radius:14px;border:1px solid var(--line);
  background:rgba(120,150,220,.07)}
.callout .callout-title{font-weight:700;color:#fff;margin:0 0 7px;font-size:15px}
.callout p:last-child{margin:0}
.callout-tip{border-color:rgba(52,211,153,.34);background:rgba(52,211,153,.08)}
.callout-tip .callout-title{color:#6ee7b7}
.callout-warn{border-color:rgba(251,191,36,.34);background:rgba(251,191,36,.08)}
.callout-warn .callout-title{color:#fcd34d}
.callout-danger{border-color:rgba(248,113,113,.34);background:rgba(248,113,113,.08)}
.callout-danger .callout-title{color:#fca5a5}
.fig{margin:0 0 22px;padding:18px;border-radius:15px;background:rgba(9,14,30,.66);border:1px solid var(--line)}
.fig svg{display:block;max-width:100%;height:auto}
.fig figcaption{margin-top:11px;font-size:12.8px;color:var(--dim);text-align:center}
.md-figure{margin:0 0 22px}
.md-figure img{border-radius:14px;border:1px solid var(--line)}
.md-figure figcaption{margin-top:9px;font-size:12.8px;color:var(--dim);text-align:center}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px}
details.qa{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:0 20px;transition:.2s}
details.qa[open]{border-color:rgba(56,189,248,.38)}
details.qa summary{cursor:pointer;list-style:none;padding:17px 0;font-weight:680;font-size:16px;color:#fff;
  display:flex;align-items:center;gap:12px}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::before{content:"?";width:24px;height:24px;border-radius:8px;background:rgba(56,189,248,.15);
  color:var(--accent);display:grid;place-items:center;font-size:13px;font-weight:800;flex:0 0 auto}
details.qa .a{padding:0 0 18px 36px;color:var(--muted);font-size:14.6px;line-height:1.82}
details.qa .a p{margin:0;color:inherit}

/* ---------- 底部 ---------- */
footer{border-top:1px solid var(--line);margin-top:40px;padding:46px 0 30px;background:rgba(5,9,20,.6)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
footer h5{font-size:13px;color:#fff;margin:0 0 14px;letter-spacing:.6px;font-weight:700}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin:0 0 9px}
footer a{color:var(--muted);font-size:13.8px}
footer a:hover{color:var(--accent)}
.foot-about p{font-size:13.4px;color:var(--dim);line-height:1.75;margin:0 0 12px;max-width:330px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:13px}
.foot-brand img{width:30px;height:30px;border-radius:8px}
.foot-brand b{color:#fff;font-size:15px}
.legal{border-top:1px solid var(--line);padding-top:22px;font-size:12.6px;color:var(--dim);line-height:1.85}
.legal p{color:inherit;font-size:inherit;margin:0 0 7px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;gap:26px}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* ---------- 其他 ---------- */
.notice{display:flex;gap:13px;padding:16px 19px;border-radius:14px;background:rgba(251,191,36,.07);
  border:1px solid rgba(251,191,36,.28);margin:22px 0}
.notice .i{color:var(--warn);font-size:17px;flex:0 0 auto;line-height:1.5}
.notice p{margin:0;font-size:14px;color:#e2dcc4;line-height:1.75}
.steps{counter-reset:s;display:grid;gap:12px;padding:0;list-style:none;margin:0}
.steps li{counter-increment:s;display:grid;grid-template-columns:auto 1fr;gap:14px;padding:16px 18px;
  border-radius:14px;background:var(--panel);border:1px solid var(--line)}
.steps li::before{content:counter(s);width:28px;height:28px;border-radius:9px;background:var(--grad);
  color:#06101f;display:grid;place-items:center;font-weight:800;font-size:13.5px}
.steps b{display:block;color:#fff;font-size:15.5px;margin-bottom:4px}
.steps span{color:var(--muted);font-size:14px;line-height:1.7}
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:36px;flex-wrap:wrap}
.pager a{flex:1;min-width:230px;padding:15px 18px;border-radius:14px;background:var(--panel);
  border:1px solid var(--line);text-decoration:none}
.pager a:hover{border-color:rgba(56,189,248,.4);text-decoration:none}
.pager small{display:block;color:var(--dim);font-size:11.5px;margin-bottom:5px;letter-spacing:.8px}
.pager b{color:#fff;font-size:14.6px;font-weight:650;line-height:1.5}
.related h2{margin-bottom:18px}

:root{
  --sw-fg:var(--text); --sw-border:var(--line-strong); --sw-hover:rgba(120,150,220,.14);
  --sw-panel:rgba(11,17,35,.98); --sw-shadow:0 20px 44px rgba(2,6,20,.7);
  --sw-active:rgba(56,189,248,.18);
}

/* ---------- 语言切换 ---------- */
.langsw{position:relative;flex:0 0 auto}
.langsw > summary{
  display:flex;align-items:center;gap:7px;cursor:pointer;list-style:none;
  padding:8px 11px;border-radius:10px;border:1px solid var(--sw-border);
  color:var(--sw-fg);font-size:13.5px;font-weight:650;white-space:nowrap;transition:.16s;
}
.langsw > summary::-webkit-details-marker{display:none}
.langsw > summary:hover{background:var(--sw-hover)}
.langsw > summary svg{width:16px;height:16px;flex:0 0 auto;opacity:.8}
.langsw > summary b{font-weight:700;letter-spacing:.3px}
.ls-caret{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;
  border-top:5px solid currentColor;opacity:.6;transition:.18s}
.langsw[open] .ls-caret{transform:rotate(180deg)}
.langsw > ul{
  position:absolute;top:calc(100% + 8px);inset-inline-end:0;min-width:184px;z-index:80;
  margin:0;padding:6px;list-style:none;border-radius:14px;
  background:var(--sw-panel);border:1px solid var(--sw-border);box-shadow:var(--sw-shadow);
}
.langsw > ul li{margin:0}
.langsw > ul a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 12px;border-radius:9px;font-size:14px;color:var(--sw-fg);
  text-decoration:none;transition:.14s;
}
.langsw > ul a:hover{background:var(--sw-hover);text-decoration:none}
.langsw > ul a.on{background:var(--sw-active);font-weight:700}
.ls-tick{font-size:12px;opacity:.75}
@media(max-width:960px){
  .langsw{order:-1;margin-inline-start:auto;margin-inline-end:8px}
  .langsw > ul{inset-inline-end:0}
}

/* ---------- RTL（فارسی） ---------- */
[dir="rtl"] body{text-align:right}
[dir="rtl"] .prose,[dir="rtl"] .lead,[dir="rtl"] p,[dir="rtl"] li{text-align:right}
[dir="rtl"] .prose ul,[dir="rtl"] .prose ol{padding-left:0;padding-right:24px}
[dir="rtl"] .toc ol,[dir="rtl"] .toc-box ol{padding-right:0}
[dir="rtl"] .toc li.l3,[dir="rtl"] .toc-box li.l3{padding-left:0;padding-right:14px}
[dir="rtl"] blockquote{border-left:0;border-right:3px solid currentColor;border-radius:12px 0 0 12px}
[dir="rtl"] .prose blockquote{border-left:0}
[dir="rtl"] .prose h2{padding-left:0}
[dir="rtl"] .prose h2::before{left:auto;right:0}
[dir="rtl"] .why-item,[dir="rtl"] .steps li,[dir="rtl"] .qrow,[dir="rtl"] .osrow{direction:rtl}
[dir="rtl"] .pager a[style*="text-align:right"]{text-align:left !important}
[dir="rtl"] .crumbs,[dir="rtl"] .crumb{text-align:right}
[dir="rtl"] nav.main{margin-left:0;margin-right:auto}
[dir="rtl"] .brand{flex-direction:row}
/* 代码、命令、版本号一律保持从左到右 */
[dir="rtl"] code,[dir="rtl"] pre,[dir="rtl"] .codeblock,[dir="rtl"] .mono,
[dir="rtl"] .arch,[dir="rtl"] .ver,[dir="rtl"] .kind{direction:ltr;text-align:left;unicode-bidi:isolate}
[dir="rtl"] .table-wrap table{direction:rtl}
[dir="rtl"] .table-wrap th,[dir="rtl"] .table-wrap td{text-align:right}
[dir="rtl"] .fig svg,[dir="rtl"] .cover,[dir="rtl"] .thumb{direction:ltr}
[dir="rtl"] .dl-card .top,[dir="rtl"] .row,[dir="rtl"] .pf{direction:rtl}
[dir="rtl"] .hero-dl .side,[dir="rtl"] .dl-top .side,[dir="rtl"] .ad-side,[dir="rtl"] .ad-cta{text-align:center}

/* Codex click-target fix: inner artwork/text must not intercept control clicks. */
a[href] > *, button > *, [role="button"] > *, summary > * { pointer-events: none; }