/* ============ base ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ============ tokens ============ */
:root{
  --wrap:1180px;
  --r:12px;--r-sm:6px;--r-xs:4px;
  --line:#dde4ec;
  --panel:#ffffff;
  --ink-2:#3c4a5c;--ink-3:#6b7a8d;
  --sh-1:0 1px 2px rgba(14,23,38,.05);
  --sh-2:0 10px 30px -18px rgba(14,23,38,.28);
  --sh-3:0 24px 60px -30px rgba(14,23,38,.38);
  --ease:cubic-bezier(.16,1,.3,1);
  --font:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:"SF Mono","Cascadia Mono",Consolas,monospace;
  --deep:var(--primary);
}

/* ============ layout ============ */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sec{padding:clamp(56px,7vw,100px) 0;position:relative}
.sec--tight{padding:clamp(40px,5vw,64px) 0}
.sec--deep{background:var(--deep);color:#fff}
.sec--soft{background:var(--bg-2)}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,64px);align-items:center}

/* ============ type ============ */
.sec-head{max-width:760px;margin-bottom:clamp(28px,3.6vw,44px)}
.sec-head .kick{
  display:inline-block;font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:2px;
  text-transform:uppercase;color:var(--accent);margin-bottom:10px;padding:5px 12px;
  background:color-mix(in srgb,var(--accent) 12%,transparent);
  border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);border-radius:4px;
}
.sec-head h2{font-size:clamp(20px,2.6vw,30px);line-height:1.3;letter-spacing:-.01em;font-weight:700}
.sec-head p,.sec-desc{margin-top:8px;color:var(--ink-3);font-size:14.5px;line-height:1.7;max-width:620px}
.sec--deep .sec-head p{color:rgba(255,255,255,.72)}
.sec--deep .sec-head h2{color:#fff}
.lead{font-size:clamp(16px,1.6vw,18px);line-height:1.9;color:var(--ink-2)}
.mono{font-family:var(--mono)}
.hl{color:var(--accent)}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:42px;padding:0 18px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .16s,box-shadow .2s,background .18s,border-color .18s,color .18s;
}
.btn svg{flex:none;transition:transform .18s}
.btn:hover{transform:translateY(-1px)}
.btn:hover svg{transform:translateX(3px)}
.btn-accent{background:linear-gradient(120deg,var(--primary) 0%,var(--primary2) 55%,var(--accent) 100%);color:#fff;box-shadow:0 4px 16px color-mix(in srgb,var(--accent) 30%,transparent)}
.btn-accent:hover{color:#fff;box-shadow:0 8px 28px color-mix(in srgb,var(--accent) 42%,transparent)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--primary2);color:var(--primary);background:var(--panel)}
.btn-line{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--primary2);color:var(--primary);background:var(--panel)}
.btn-dark{background:var(--primary);color:#fff}
.btn-lg{height:48px;padding:0 24px;font-size:14.5px}
.btn-sm{height:34px;padding:0 14px;font-size:12.5px}
.btn-block{width:100%}
.btn-biz{
  height:32px;padding:0 16px;font-size:12.5px;border-radius:100px;
  background:linear-gradient(120deg,var(--primary),var(--primary2),var(--accent));
  background-size:200% 100%;color:#fff;box-shadow:0 3px 14px color-mix(in srgb,var(--accent) 26%,transparent);
  transition:transform .2s,box-shadow .25s,background-position .45s;
}
.btn-biz:hover{color:#fff;transform:translateY(-1px);background-position:100% 0;box-shadow:0 7px 22px color-mix(in srgb,var(--accent) 36%,transparent)}

/* ============ header ============ */
.progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--accent),var(--primary2));z-index:9999;box-shadow:0 0 10px color-mix(in srgb,var(--accent) 50%,transparent);transition:width .1s linear}
.hdr{
  position:sticky;top:0;z-index:100;height:62px;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(2) blur(22px);-webkit-backdrop-filter:saturate(2) blur(22px);
  border-bottom:1px solid transparent;transition:box-shadow .35s,background .35s,border-color .35s;
}
.hdr.is-stuck{background:rgba(255,255,255,.94);border-bottom-color:var(--line);box-shadow:0 12px 40px -18px rgba(14,23,38,.22)}
.hdr-in{display:flex;align-items:center;gap:14px;height:62px}
.brand{display:flex;align-items:center;gap:9px;flex:none;transition:transform .25s}
.brand:hover{transform:scale(1.02)}
.brand-mark{height:34px;width:auto;flex:none;border-radius:0;background:none;box-shadow:none}
.brand-mark svg{width:22px;height:22px}
.brand-mark--box{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center}
.brand-txt{display:flex;flex-direction:column;line-height:1.1}
.brand-txt b{font-size:16px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.brand-txt i{display:none}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav>a,.nav-more>button{
  position:relative;padding:9px 15px;font-size:13.5px;color:var(--ink-2);
  border-radius:100px;background:none;border:0;cursor:pointer;z-index:1;
  transition:color .2s,transform .2s;
}
.nav>a::before{
  content:"";position:absolute;inset:0;border-radius:100px;z-index:-1;
  background:linear-gradient(120deg,var(--primary),var(--primary2));
  opacity:0;transform:scale(.8);transition:opacity .25s,transform .28s var(--ease);
}
.nav>a::after{
  content:"";position:absolute;left:50%;bottom:3px;width:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent),var(--primary2));transition:width .25s var(--ease),left .25s;
}
.nav>a:hover{color:var(--primary);transform:translateY(-1px)}
.nav>a:hover::before{opacity:.09;transform:scale(1)}
.nav>a:hover::after{width:60%;left:20%}
.nav>a.on{color:var(--primary);font-weight:600}
.nav>a.on::after{width:70%;left:15%}
.nav-more{position:relative}
.nav-more>button{display:inline-flex;align-items:center;padding:9px 15px}
.nav-more>button::after{content:"";margin-left:6px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.55}
.nav-more>button:hover{color:var(--primary)}
.mega{
  position:absolute;top:calc(100% + 10px);left:auto;right:0;width:520px;padding:12px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-2);
  display:grid;grid-template-columns:1fr 1fr;gap:4px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.22s var(--ease);
}
.nav-more:hover .mega,.nav-more:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega a{display:block;padding:10px 12px;border-radius:var(--r-sm);transition:background .18s}
.mega a:hover{background:var(--bg-2)}
.mega b{display:block;font-size:14px;font-weight:600;color:var(--ink)}
.mega span{display:block;font-size:12px;color:var(--ink-3);margin-top:2px;line-height:1.5}
.hdr-act{display:flex;align-items:center;gap:8px;margin-left:12px;flex:none}
.burger{display:none;width:38px;height:34px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg-2);cursor:pointer;position:relative;padding:0}
.burger i{position:absolute;left:9px;width:18px;height:2px;background:var(--ink-2);border-radius:2px;transition:.28s var(--ease)}
.burger i:nth-child(1){top:11px}
.burger i:nth-child(2){top:16px}
.burger i:nth-child(3){top:21px}
body.nav-open .burger i:nth-child(1){top:16px;transform:rotate(45deg)}
body.nav-open .burger i:nth-child(2){opacity:0}
body.nav-open .burger i:nth-child(3){top:16px;transform:rotate(-45deg)}

/* drawer */
.drawer{position:fixed;inset:0;z-index:120;visibility:hidden}
.drawer-mask{position:absolute;inset:0;background:rgba(12,19,29,.42);opacity:0;transition:.3s}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(340px,86vw);background:var(--panel);
  transform:translateX(100%);transition:transform .38s var(--ease);
  display:flex;flex-direction:column;box-shadow:-20px 0 60px rgba(14,23,38,.18);overflow-y:auto;
}
body.nav-open .drawer{visibility:visible}
body.nav-open .drawer-mask{opacity:1}
body.nav-open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer-head b{font-size:15px}
.drawer-close{width:34px;height:34px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--bg-2);cursor:pointer;font-size:18px;line-height:1;color:var(--ink-2)}
.drawer-nav{padding:10px 12px 4px;display:flex;flex-direction:column}
.drawer-nav a{padding:12px;border-radius:var(--r-sm);font-size:14.5px;display:flex;align-items:center;justify-content:space-between;color:var(--ink-2)}
.drawer-nav a:hover{background:var(--bg-2);color:var(--ink)}
.drawer-nav a small{font-family:var(--mono);font-size:10.5px;color:var(--ink-3);letter-spacing:.1em}
.drawer-nav a.on{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent);font-weight:600}
.drawer-foot{padding:14px 18px 24px;margin-top:auto;border-top:1px solid var(--line)}
.drawer-foot p{font-size:12.5px;color:var(--ink-3);line-height:1.7}

/* ============ hero ============ */
.hero{position:relative;padding:48px 0 56px;overflow:hidden;color:var(--ink);background:linear-gradient(180deg,#fbfdfd 0%,#f7fafb 55%,var(--bg) 100%)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 620px 340px at 12% 0%,color-mix(in srgb,var(--accent) 11%,transparent),transparent 65%),
    radial-gradient(ellipse 520px 300px at 88% 6%,color-mix(in srgb,var(--primary2) 10%,transparent),transparent 62%);
}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 80% 62% at 50% 38%,#000 28%,transparent 76%);
  mask-image:radial-gradient(ellipse 80% 62% at 50% 38%,#000 28%,transparent 76%);
}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.48fr) minmax(0,1fr);gap:clamp(32px,7.5vw,108px);align-items:center;padding-top:24px;padding-bottom:0}
.hero-copy{position:relative;z-index:2;max-width:none}
.eyebrow{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.eyebrow .tag{display:inline-flex;align-items:center;gap:6px;height:auto;padding:2px 7px;border-radius:4px;background:var(--bg-2);border:1px solid var(--line);color:var(--accent);font-size:11px;font-weight:600;letter-spacing:0}
.eyebrow .tag.solid{background:var(--accent);border-color:transparent;color:#fff}
.eyebrow .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.hero h1{font-size:clamp(24px,3.6vw,38px);line-height:1.3;font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:0 0 14px}
.hero h1 .thin{display:block;font-weight:400;color:var(--ink-2);font-size:.64em;line-height:1.5;margin-top:10px;letter-spacing:.01em}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--primary) 8%,var(--accent) 92%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin:34px 0 12px;color:var(--ink-2);font-size:15.5px;line-height:1.75;max-width:540px}
.hero-points{margin:18px 0 0;display:grid;gap:8px}
.hero-points li{position:relative;font-size:13.5px;line-height:1.4;color:var(--ink-2);padding:9px 12px 9px 30px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);transition:border-color .25s,transform .25s,box-shadow .25s}
.hero-points li:hover{border-color:var(--accent);transform:translateX(6px);box-shadow:0 4px 20px color-mix(in srgb,var(--accent) 16%,transparent)}
.hero-points li::before{content:"";position:absolute;left:12px;top:50%;transform:translateY(-50%);width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--primary2))}
.hero-points svg{display:none}
.cta-row,.hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}
.hero-note{margin-top:10px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.hero-visual{position:relative;z-index:2}
.hero-imgcard{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-3);transition:transform .4s var(--ease)}
.hero-imgcard:hover{transform:translateY(-4px)}
.hero-imgcard{max-width:414px;margin-left:auto}
.hero-imgcard img{width:100%;height:218px;object-fit:cover;object-position:50% 45%}
.hero-imgcard::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 12%,transparent),transparent 55%)}
.hero-badge{position:absolute;left:14px;bottom:14px;z-index:2;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 12px;color:var(--ink);font-size:12px;line-height:1.35;backdrop-filter:blur(6px)}
.hero-badge b{display:block;font-family:var(--mono);font-size:15px;color:var(--primary)}

/* 首屏数据卡 */
.hpanel{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh-3)}
.hpanel-top{display:flex;align-items:center;gap:7px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:14px}
.hpanel-top i{width:7px;height:7px;border-radius:50%;background:var(--line)}
.hpanel-top i:first-child{background:var(--accent)}
.hpanel-top span{margin-left:auto;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--ink-3)}
.hpanel-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:13px}
.hpanel-row:last-child{border-bottom:0}
.hpanel-row b{font-weight:600;color:var(--ink)}
.hpanel-row span{color:var(--ink-3);font-family:var(--mono);font-size:11.5px;text-align:right}
.hbar{display:flex;align-items:flex-end;gap:7px;height:52px;margin:2px 0 12px}
.hbar i{flex:1;border-radius:3px 3px 0 0;background:linear-gradient(180deg,var(--accent),color-mix(in srgb,var(--accent) 18%,#fff));animation:barGrow 1.4s var(--ease) both}
@keyframes barGrow{from{height:6%;opacity:0}to{opacity:1}}
.hfloat{position:absolute;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:var(--r-sm);padding:9px 13px;box-shadow:var(--sh-2);font-size:12px;line-height:1.3;display:flex;flex-direction:column;gap:2px;animation:floaty 6s ease-in-out infinite}
.hfloat b{font-size:17px;font-family:var(--mono);letter-spacing:-.02em;color:var(--primary)}
.hfloat span{color:var(--ink-3);font-size:11px}
.hfloat.f1{right:10px;top:-44px}
.hfloat.f2{left:10px;bottom:-44px;animation-delay:-3s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.hero-statline{display:flex;gap:clamp(18px,3vw,40px);margin-top:26px;flex-wrap:wrap}
.hero-statline div{display:flex;flex-direction:column;gap:2px}
.hero-statline b{font-family:var(--mono);font-size:22px;color:var(--primary);letter-spacing:-.02em}
.hero-statline span{font-size:12px;color:var(--ink-3)}

/* 居中变体 */
body[data-hero="center"] .hero-in{grid-template-columns:1fr;text-align:center}
body[data-hero="center"] .hero-copy{max-width:780px;margin:0 auto}
body[data-hero="center"] .eyebrow{justify-content:center}
body[data-hero="center"] .hero .lead{margin-left:auto;margin-right:auto}
body[data-hero="center"] .hero-points{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
body[data-hero="center"] .hero-points li{display:inline-flex;align-items:center;padding:8px 14px 8px 30px}
body[data-hero="center"] .hero-cta{justify-content:center}
body[data-hero="center"] .hero-visual{margin-top:clamp(24px,3.4vw,36px);max-width:900px;width:100%;margin-left:auto;margin-right:auto}
body[data-hero="center"] .hpanel{max-width:680px;margin:0 auto}
body[data-hero="center"] .hero-imgcard{max-width:560px;margin:0 auto}
body[data-hero="center"] .hero-imgcard img{height:clamp(260px,30vw,360px)}

/* ============ ticker ============ */
.ticker{background:#fff;border-bottom:1px solid var(--line);overflow:hidden;position:relative}
.ticker-in{display:flex;gap:0;width:max-content;animation:marquee 46s linear infinite}
.ticker:hover .ticker-in{animation-play-state:paused}
.ticker span{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;font-size:12.5px;color:var(--ink-2);white-space:nowrap;font-family:var(--mono);letter-spacing:.02em}
.ticker span::after{content:"";width:4px;height:4px;border-radius:50%;background:var(--accent);opacity:.7}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============ stats ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{padding:16px 10px;text-align:center;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
.stat::before{display:none}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat b{display:block;font-family:var(--mono);font-size:28px;line-height:1.1;font-weight:700;letter-spacing:-.02em;background:linear-gradient(120deg,var(--accent),var(--primary2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:4px;font-size:12px;color:var(--ink-3)}
.sec--deep .stat{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12)}
.sec--deep .stat b{color:#fff}
.sec--deep .stat span{color:rgba(255,255,255,.55)}

/* ============ cards ============ */
.card{
  position:relative;display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh-1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;overflow:hidden;
}
.card::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,var(--accent),transparent);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.card:hover::after{transform:scaleX(1)}
.card-ic{width:40px;height:40px;border-radius:var(--r-sm);display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent);margin-bottom:14px}
.card-ic svg{width:20px;height:20px}
.card h3{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-size:15.5px;letter-spacing:-.01em;font-weight:700}
.card-ic{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--primary);flex:0 0 auto;margin:0}
.card-ic svg{width:18px;height:18px}
.card p{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--ink-2)}
.card .meta{display:flex;gap:14px;margin-top:16px;font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.04em}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:12.5px;color:var(--accent);font-weight:600}
.card .more svg{width:13px;height:13px;transition:transform .3s var(--ease)}
.card:hover .more svg{transform:translateX(4px)}

/* 栏目卡 */
.catcard{display:flex;flex-direction:column;justify-content:space-between;min-height:200px}
.catcard .num{position:absolute;right:16px;top:12px;font-family:var(--mono);font-size:48px;line-height:1;font-weight:700;color:color-mix(in srgb,var(--ink) 6%,transparent);letter-spacing:-.04em}
.catcard ul{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.catcard ul li{font-size:12.8px;color:var(--ink-2);padding-left:14px;position:relative;line-height:1.6}
.catcard ul li::before{content:"";position:absolute;left:0;top:.66em;width:5px;height:5px;border-radius:1px;background:var(--accent);opacity:.75}

/* 文章卡：浅色题图 */
.acard{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.acard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.acard-top{position:relative;aspect-ratio:16/6.4;overflow:hidden;background:var(--bg-2);border-bottom:1px solid var(--line)}
.acard-top .art{position:absolute;inset:0;transition:transform .6s var(--ease)}
.acard:hover .acard-top .art{transform:scale(1.03)}
.acard-top .tag{position:absolute;left:12px;top:12px;z-index:2;height:22px;padding:0 9px;border-radius:4px;background:rgba(255,255,255,.92);border:1px solid var(--line);color:var(--ink-2);font-size:11px;display:inline-flex;align-items:center}
.art{background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 9%,#fff),var(--bg-2))}
.art::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 100% at 80% 10%,var(--a1,rgba(0,0,0,.05)),transparent 62%),repeating-linear-gradient(45deg,rgba(14,23,38,.035) 0 1px,transparent 1px 14px)}
.art::after{content:"";position:absolute;right:-24px;bottom:-40px;width:120px;height:120px;border-radius:50%;border:1px solid rgba(14,23,38,.08)}
.art-2::before{background:radial-gradient(120% 100% at 20% 0%,var(--a2,rgba(0,0,0,.04)),transparent 58%),repeating-radial-gradient(circle at 78% 78%,rgba(14,23,38,.05) 0 1px,transparent 1px 14px)}
.art-2::after{border-radius:6px;transform:rotate(18deg);right:14px;bottom:-22px;width:96px;height:96px}
.art-3::before{background:linear-gradient(160deg,var(--a1,rgba(0,0,0,.05)),transparent 55%),repeating-linear-gradient(90deg,rgba(14,23,38,.04) 0 1px,transparent 1px 18px)}
.art-3::after{width:100px;height:100px;right:auto;left:-34px;bottom:-26px}
.art-4::before{background:conic-gradient(from 210deg at 70% 40%,var(--a1,rgba(0,0,0,.06)),transparent 42%,var(--a2,rgba(0,0,0,.04)) 70%,transparent 100%)}
.art-4::after{width:140px;height:140px;right:-48px;top:-56px;opacity:.7}
.art-5::before{background:radial-gradient(140% 90% at 50% 120%,var(--a1,rgba(0,0,0,.05)),transparent 62%),repeating-linear-gradient(0deg,rgba(14,23,38,.035) 0 1px,transparent 1px 16px)}
.art-5::after{width:80px;height:80px;right:16%;bottom:-34px}
.art-num{position:absolute;left:14px;bottom:10px;z-index:2;font-family:var(--mono);font-size:28px;font-weight:700;color:color-mix(in srgb,var(--accent) 55%,#fff);letter-spacing:-.04em}
.acard-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.acard-body h3{font-size:16px;line-height:1.5;letter-spacing:-.01em;font-weight:700}
.acard-body p{margin-top:8px;font-size:13.2px;line-height:1.78;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.acard-body .foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11px;color:var(--ink-3)}
.acard-body .foot i{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.6}

/* 列表行 */
.rows{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:76px 1fr auto;gap:18px;align-items:center;padding:16px 4px;border-bottom:1px solid var(--line);transition:padding .25s var(--ease),background .25s}
.row:hover{padding-left:10px;background:rgba(14,23,38,.018)}
.row .d{font-family:var(--mono);font-size:11.5px;color:var(--ink-3);letter-spacing:.02em}
.row h3{font-size:15.5px;font-weight:600;line-height:1.5}
.row p{font-size:12.8px;color:var(--ink-3);margin-top:4px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.row .arw{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-3);transition:.25s}
.row:hover .arw{background:var(--accent);border-color:var(--accent);color:#fff}

/* ============ CTA / get materials ============ */
/* 已下线的推广位组件，保留空占位避免旧页面样式失效 */
.getbar,.inline-cta,.ctaband,.aside-get,.mbar{display:none!important}

/* ============ post ============ */
.progress{position:fixed;left:0;top:0;height:3px;width:0;background:var(--accent);z-index:200;transition:width .1s linear}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.3px;color:var(--ink-3);padding:20px 0 0}
.crumb a{color:var(--ink-3);transition:color .2s}
.crumb a:hover{color:var(--accent)}
.crumb i{opacity:.45}
.crumb span{color:var(--ink-2)}

.post-hero{padding:18px 0 clamp(28px,3.4vw,40px);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.post-hero::before{
  content:"";position:absolute;right:-160px;top:-180px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,var(--accent-soft),transparent 66%);pointer-events:none;
}
.post-hero .kicker{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:650;margin-bottom:14px}
.post-hero h1{font-size:clamp(26px,3.6vw,42px);line-height:1.3;letter-spacing:-.025em;font-weight:820;max-width:900px}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin-top:18px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.post-meta span{display:inline-flex;align-items:center;gap:6px}
.post-meta svg{width:13px;height:13px;opacity:.7}
.post-lead{margin-top:22px;font-size:clamp(15.5px,1.6vw,17.5px);line-height:1.92;color:var(--ink-2);max-width:820px;padding-left:18px;border-left:3px solid var(--accent)}

.post-wrap{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:clamp(28px,4vw,56px);padding:clamp(32px,4vw,52px) 0 clamp(48px,6vw,80px);align-items:start}
.prose{min-width:0;font-size:16.6px;line-height:1.95;color:var(--ink-2)}
.prose h2{
  font-size:clamp(20px,2.2vw,25px);line-height:1.45;color:var(--ink);font-weight:780;letter-spacing:-.015em;
  margin:clamp(34px,4vw,48px) 0 16px;padding-left:16px;position:relative;scroll-margin-top:96px;
}
.prose h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--accent)}
.prose h3{font-size:18px;color:var(--ink);font-weight:700;margin:28px 0 10px;scroll-margin-top:96px}
.prose p{margin:0 0 16px}
.prose strong{color:var(--ink);font-weight:700}
.prose a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;text-decoration-color:var(--accent-soft)}
.prose a:hover{text-decoration-color:var(--accent)}
.prose ul,.prose ol{margin:0 0 18px;padding-left:0;display:flex;flex-direction:column;gap:9px}
.prose ul li,.prose ol li{position:relative;padding-left:22px;font-size:15.8px;line-height:1.85}
.prose ul li::before{content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--accent);opacity:.8}
.prose ol{counter-reset:li}
.prose ol li{counter-increment:li}
.prose ol li::before{
  content:counter(li);position:absolute;left:0;top:.24em;width:17px;height:17px;border-radius:5px;
  background:var(--accent-soft);color:var(--accent);font-family:var(--mono);font-size:10.5px;font-weight:700;
  display:grid;place-items:center;
}
.prose blockquote{
  margin:26px 0;padding:20px 24px;border-radius:var(--r-sm);
  background:var(--bg-2);border-left:3px solid var(--primary);
  color:var(--ink);font-size:15.4px;line-height:1.85;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14px;line-height:1.7;display:block;overflow-x:auto;white-space:nowrap}
.prose table th,.prose table td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left}
.prose table th{background:var(--bg-2);font-weight:700;color:var(--ink);font-size:12.8px;letter-spacing:.02em}
.prose table tr:last-child td{border-bottom:0}
.prose table td{color:var(--ink-2)}
.note{
  margin:24px 0;padding:18px 20px;border-radius:var(--r-sm);background:var(--accent-soft);
  border:1px solid var(--accent-line,rgba(16,24,40,.06));font-size:14.6px;line-height:1.85;color:var(--ink-2);
}
.note b{color:var(--ink);display:block;margin-bottom:5px;font-size:13px;letter-spacing:.02em}
.steps{margin:22px 0;display:flex;flex-direction:column;gap:0;counter-reset:st}
.steps li{position:relative;padding:0 0 20px 46px;counter-increment:st;font-size:15.4px;line-height:1.8}
.steps li::before{
  content:counter(st,decimal-leading-zero);position:absolute;left:0;top:1px;width:30px;height:30px;border-radius:9px;
  background:var(--primary);color:#fff;font-family:var(--mono);font-size:11px;display:grid;place-items:center;font-weight:650;
}
.steps li::after{content:"";position:absolute;left:14.5px;top:34px;bottom:4px;width:1px;background:var(--line)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps b{display:block;color:var(--ink);margin-bottom:3px}

/* aside */
.aside{position:sticky;top:92px;display:flex;flex-direction:column;gap:16px}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px}
.aside-card h3{font-size:12px;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:12px}
.toc{display:flex;flex-direction:column;gap:2px;max-height:46vh;overflow:auto}
.toc a{display:block;padding:8px 10px;border-radius:7px;font-size:12.8px;line-height:1.6;color:var(--ink-2);border-left:2px solid transparent;transition:.2s}
.toc a:hover{background:var(--bg-2);color:var(--ink)}
.toc a.on{color:var(--accent);border-left-color:var(--accent);background:var(--accent-soft);font-weight:650}
.keybox{background:var(--primary);color:#fff;border:0}
.keybox h3{color:rgba(255,255,255,.55)}
.keybox ul{display:flex;flex-direction:column;gap:10px}
.keybox li{font-size:12.8px;line-height:1.7;padding-left:16px;position:relative;color:rgba(255,255,255,.86)}
.keybox li::before{content:"";position:absolute;left:0;top:.6em;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.aside-get{background:linear-gradient(150deg,var(--primary),var(--primary-2));color:#fff;border:0;text-align:left}
.aside-get h3{color:rgba(255,255,255,.6)}
.aside-get p{font-size:12.6px;line-height:1.7;color:rgba(255,255,255,.74);margin-bottom:14px}

/* faq */
.faq{border-top:1px solid var(--line);margin-top:22px}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{
  cursor:pointer;padding:16px 34px 16px 0;font-size:15.2px;font-weight:650;color:var(--ink);
  list-style:none;position:relative;line-height:1.65;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:23px;width:8px;height:8px;border-right:1.8px solid var(--ink-3);border-bottom:1.8px solid var(--ink-3);transform:rotate(45deg);transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq .ans{padding:0 34px 18px 0;font-size:14.4px;line-height:1.88;color:var(--ink-2)}
.faq .ans p{margin:0}

/* related */
.related{margin-top:clamp(38px,4.6vw,56px);padding-top:30px;border-top:1px solid var(--line)}
.related h2{font-size:20px;font-weight:750;margin-bottom:18px;letter-spacing:-.01em}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.pager a{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 18px;transition:.25s}
.pager a:hover{border-color:var(--accent);transform:translateY(-2px)}
.pager span{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--ink-3);margin-bottom:5px}
.pager b{font-size:14px;font-weight:650;line-height:1.5;display:block}
.pager .next{text-align:right}

/* ============ category ============ */
.cat-hero{background:var(--bg-2);color:var(--ink);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cat-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 420px at 10% 0%,var(--glow-1),transparent 62%),radial-gradient(600px 400px at 95% 40%,var(--glow-2),transparent 60%);pointer-events:none}
.cat-hero .wrap{position:relative;z-index:1;padding-top:22px;padding-bottom:clamp(38px,5vw,64px)}
.cat-hero .crumb{color:var(--ink-3);padding-top:0}
.cat-hero .crumb a{color:var(--ink-3)}
.cat-hero .crumb span{color:var(--ink)}
.cat-hero h1{font-size:clamp(26px,3.4vw,38px);line-height:1.28;letter-spacing:-.022em;font-weight:800;margin-top:16px;color:var(--ink)}
.cat-hero p{margin-top:14px;max-width:760px;color:var(--ink-2);font-size:clamp(14.5px,1.5vw,16px);line-height:1.85}
.cat-hero .catmeta{display:flex;gap:22px;flex-wrap:wrap;margin-top:22px;font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.cat-hero .catmeta b{color:var(--ink);font-weight:650}

.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(28px,4vw,52px);align-items:start;padding:clamp(36px,4.6vw,60px) 0 clamp(48px,6vw,80px)}
.cat-intro{font-size:16px;line-height:1.95;color:var(--ink-2)}
.cat-intro p{margin-bottom:16px}
.cat-intro h2{font-size:20px;color:var(--ink);font-weight:750;margin:26px 0 12px}
.filterbar{display:flex;align-items:center;gap:10px;margin:26px 0 18px;flex-wrap:wrap}
.filterbar input{
  flex:1;min-width:180px;height:42px;padding:0 14px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font-size:14px;color:var(--ink);outline:none;transition:.2s;
}
.filterbar input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.filterbar .cnt{font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.catlist{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.catlist .acard.is-hide{display:none}

/* ============ static pages ============ */
.page-hero{background:var(--bg-2);color:var(--ink);position:relative;overflow:hidden;padding:clamp(34px,4.4vw,56px) 0;border-bottom:1px solid var(--line)}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 400px at 12% 0%,var(--glow-1),transparent 62%),radial-gradient(520px 360px at 92% 60%,var(--glow-2),transparent 60%)}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{font-size:clamp(25px,3.2vw,36px);line-height:1.3;letter-spacing:-.022em;font-weight:800;margin-top:12px;color:var(--ink)}
.page-hero p{margin-top:12px;max-width:720px;color:var(--ink-2);font-size:15px;line-height:1.85}
.page-body{padding:clamp(36px,4.6vw,64px) 0}
.page-body .prose{max-width:820px}
.page-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cbox{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:10px;transition:.28s var(--ease)}
.cbox:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.cbox .ci{width:42px;height:42px;border-radius:11px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.cbox .ci svg{width:20px;height:20px}
.cbox .cl{font-size:11.5px;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.cbox .cv{font-size:17px;font-weight:700;color:var(--ink);word-break:break-all}
.cbox p{font-size:13px;color:var(--ink-2);line-height:1.75}
.cbox .cbtn{margin-top:auto;padding-top:8px}

/* glossary */
.gloss{display:grid;grid-template-columns:repeat(2,1fr);gap:0 32px}
.gloss div{padding:16px 0;border-bottom:1px solid var(--line)}
.gloss dt{font-weight:700;color:var(--ink);font-size:15px;margin-bottom:4px}
.gloss dd{margin:0;font-size:13.8px;line-height:1.8;color:var(--ink-2)}

/* sitemap page */
.sm-group{margin-bottom:30px}
.sm-group h2{font-size:18px;font-weight:750;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.sm-group ul{display:grid;grid-template-columns:repeat(3,1fr);gap:6px 18px}
.sm-group a{font-size:13.4px;color:var(--ink-2);display:block;padding:5px 0;transition:color .2s}
.sm-group a:hover{color:var(--accent)}

/* ============ footer ============ */
.ftr{background:#0c131d;color:#a8b8c9;padding:44px 0 18px;border-top:1px solid rgba(255,255,255,.06)}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:30px}
.ftr-brand{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.ftr-brand .brand-mark{height:30px;filter:brightness(0) invert(1)}
.ftr-brand b{font-size:16px;color:#fff;display:block;line-height:1.2}
.ftr-brand i{display:block;font-style:normal;font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:#7d8fa3;margin-top:2px}
.ftr p{font-size:12.5px;line-height:1.85;color:#8d9fb1}
.ftr-col h3{font-size:12px;color:#fff;letter-spacing:.06em;text-transform:uppercase;font-family:var(--mono);margin:0 0 12px;font-weight:600}
.ftr-col ul{display:grid;gap:8px}
.ftr-col a{font-size:12.8px;color:#a8b8c9;transition:color .2s}
.ftr-col a:hover{color:#fff}
.ftr-links{display:flex;flex-direction:column;gap:6px}
.ftr-links h3{margin-bottom:8px}
.ftr-btm{border-top:1px solid rgba(255,255,255,.08);padding-top:14px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#6f8094}
.ftr-btm a{color:#8d9fb1}
.ftr-btm a:hover{color:#fff}

/* ============ misc ============ */
.totop{
  position:fixed;right:20px;bottom:24px;z-index:70;width:44px;height:44px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);display:grid;place-items:center;
  box-shadow:var(--sh-1);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);
  transition:.3s var(--ease);
}
.totop.on{opacity:1;visibility:visible;transform:none}
.totop:hover{color:var(--accent);border-color:var(--accent)}
.mbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:75;
  background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line);
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  align-items:center;gap:12px;box-shadow:0 -10px 30px -20px rgba(16,24,40,.5);
}
.mbar .t{flex:1;min-width:0}
.mbar .t b{display:block;font-size:13px;color:var(--ink);line-height:1.3}
.mbar .t span{font-size:10.5px;color:var(--ink-3)}
.mbar .btn{height:40px;padding:0 16px;font-size:13.5px}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.07s}.d2{transition-delay:.14s}.d3{transition-delay:.21s}.d4{transition-delay:.28s}
.d5{transition-delay:.35s}.d6{transition-delay:.42s}

/* table of contents on mobile */
.mtoc{display:none}

/* ============ responsive ============ */
@media (max-width:1100px){
  .nav{display:none}
  .burger{display:block}
  .hero-in{gap:32px}
  .post-wrap{grid-template-columns:1fr}
  .aside{position:static;order:-1;display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
  .aside-get{grid-column:span 2}
  .toc{max-height:none}
  .cat-layout{grid-template-columns:1fr}
  .cat-layout .aside{display:none}
}
@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr}
  body[data-hero="split"] .hero-in{grid-template-columns:1fr}
  body[data-hero="split"] .hero-imgcard{aspect-ratio:16/9;order:-1}
  .split{grid-template-columns:1fr}
  .ctaband .wrap{grid-template-columns:1fr}
  .ctaband .acts{justify-content:flex-start}
  .getbar{grid-template-columns:1fr}
  .getbar .acts{min-width:0}
  .contact-grid{grid-template-columns:1fr}
  .page-grid{grid-template-columns:1fr 1fr}
  .sm-group ul{grid-template-columns:1fr 1fr}
  .gloss{grid-template-columns:1fr}
}
@media (max-width:760px){
  .wrap{padding:0 18px}
  .hdr-in{height:62px;gap:12px}
  .brand-mark{width:34px;height:34px;border-radius:10px}
  .brand-txt b{font-size:15px}
  .hdr-act .btn{display:none}
  body{font-size:15.5px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:18px 16px}
  .catlist{grid-template-columns:1fr}
  .aside{grid-template-columns:1fr}
  .aside-get{grid-column:auto}
  .row{grid-template-columns:1fr auto;gap:12px;padding:15px 2px}
  .row .d{display:none}
  .row p{display:none}
  .hero{padding:28px 0 34px}
  .hero-in{padding-top:0;padding-bottom:0;gap:24px}
  .hero h1{font-size:clamp(23px,7vw,30px)}
  .hero-points li{font-size:12.5px;padding:8px 12px 8px 28px}
  .hero-cta .btn,.cta-row .btn{flex:1;min-width:140px}
  .typewriter{white-space:normal;font-size:11.5px;padding:7px 12px;margin:10px 0}
  .hero-float,.hfloat{display:none}
  .prose{font-size:16px;line-height:1.9}
  .prose h2{font-size:20px;margin-top:34px}
  .post-hero h1{font-size:clamp(23px,6.4vw,30px)}
  .post-lead{font-size:15px;padding-left:14px}
  .pager{grid-template-columns:1fr}
  .pager .next{text-align:left}
  .ftr-grid{grid-template-columns:1fr;gap:26px}
  .ftr-btm{flex-direction:column;gap:6px}
  .totop{right:14px;bottom:78px;width:40px;height:40px}
  .page-grid{grid-template-columns:1fr}
  .sm-group ul{grid-template-columns:1fr}
  .inline-cta{padding:20px;gap:14px}
  .inline-cta .btn{width:100%}
  .getbar{padding:22px}
  .ticker span{font-size:11.5px;padding:11px 16px}
  .sec{padding:44px 0}
  .sec-head h2{font-size:25px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
@media print{
  .hdr,.mbar,.totop,.drawer,.progress,.inline-cta,.getbar,.aside{display:none!important}
  body{background:#fff}
}

/* 旧站首屏：网格底 + 光斑 + 打字条 + 浮动标签 */
.hero-grid-bg{position:absolute;inset:0;pointer-events:none;opacity:.3;
  background-image:linear-gradient(rgba(14,23,38,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(14,23,38,.05) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 30%,transparent 75%);}
.orb-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.12}
.orb.o1{width:300px;height:300px;background:var(--accent);top:-10%;left:-5%}
.orb.o2{width:250px;height:250px;background:var(--primary2);bottom:-10%;right:-5%}
.orb.o3{width:200px;height:200px;background:var(--accent);top:40%;right:20%}
.eyebrow .tick{background:var(--bg-2);border:1px solid var(--line);border-radius:4px;padding:2px 7px;color:var(--accent);font-size:11px;font-weight:600}
.typewriter{display:flex;width:max-content;max-width:100%;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--primary);
  background:color-mix(in srgb,var(--accent) 8%,transparent);border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);
  border-radius:100px;padding:8px 16px;margin:28px 0 12px;letter-spacing:.3px;line-height:1.4;max-width:100%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  -webkit-mask-image:linear-gradient(90deg,#000 86%,transparent 100%);mask-image:linear-gradient(90deg,#000 86%,transparent 100%)}
.typewriter::before{content:"";width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--accent),var(--primary2));flex:none;box-shadow:0 0 8px color-mix(in srgb,var(--accent) 50%,transparent)}
.hero-float{position:absolute;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 14px;box-shadow:var(--sh-2);font-family:var(--mono);font-size:11.5px;animation:floaty 4s ease-in-out infinite;z-index:3}
.hero-float.f1{top:-14px;right:-10px;animation-delay:0s}
.hero-float.f2{bottom:-14px;left:-10px;animation-delay:1.5s}
.hero-float.f3{top:42%;right:-18px;animation-delay:.8s}
.hero-float b{display:inline;font-size:14px;color:var(--primary);letter-spacing:-.02em;margin-right:3px}
.hero-float span{color:var(--ink-3);font-size:11px}

/* ===== 旧站首页组件 ===== */
.band{background:var(--panel);border-block:1px solid var(--line);position:relative}
.band::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.3}
.mini{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.mini li{font-size:11.5px;color:var(--ink-3);background:var(--bg-2);border:1px solid var(--line);border-radius:100px;padding:3px 10px;line-height:1.5}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips li{font-size:13px;color:var(--ink-2);background:var(--panel);border:1px solid var(--line);border-radius:100px;padding:6px 14px;transition:color .18s,border-color .18s,transform .18s,box-shadow .18s}
.chips li:hover{color:var(--primary);border-color:var(--primary2);transform:translateY(-2px);box-shadow:0 4px 12px color-mix(in srgb,var(--accent) 16%,transparent)}
.ticks{list-style:none;padding:0;margin:0}
.ticks li{position:relative;padding:0 0 10px 22px;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.ticks li::before{content:"";position:absolute;left:0;top:7px;width:10px;height:5px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.ticks li b{color:var(--ink);font-weight:600}
.steps4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;list-style:none;margin:0;padding:0}
.steps4 li{display:block;position:relative;padding:16px 14px 14px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);transition:transform .2s,box-shadow .2s,border-color .2s}
.steps4 li:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--primary2)}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--primary2));color:#fff;font-family:var(--mono);font-size:12px;font-weight:700;margin-bottom:8px}
.steps4 h3{font-size:14px;margin-bottom:4px}
.steps4 p{font-size:12.5px;color:var(--ink-3);line-height:1.6}
.faq-list{display:grid;gap:10px;max-width:860px}
.faq-list details{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-list details[open]{border-color:color-mix(in srgb,var(--primary2) 35%,var(--line));box-shadow:var(--sh-1)}
.faq-list summary{cursor:pointer;list-style:none;padding:14px 40px 14px 16px;font-size:14px;font-weight:600;position:relative;color:var(--ink)}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"";position:absolute;right:16px;top:50%;width:8px;height:8px;margin-top:-5px;border-right:1.8px solid var(--ink-3);border-bottom:1.8px solid var(--ink-3);transform:rotate(45deg);transition:transform .22s}
.faq-list details[open] summary::after{transform:rotate(-135deg);margin-top:-1px}
.faq-list p{margin:0;padding:0 16px 14px;font-size:13.5px;color:var(--ink-2);line-height:1.75}
.c-item{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px 22px 22px;position:relative;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.c-item::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.c-item:hover{transform:translateY(-5px);box-shadow:var(--sh-2);border-color:var(--primary2)}
.c-item:hover::before{transform:scaleX(1)}
.c-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:16px;flex-shrink:0}
.c-icon svg{width:26px;height:26px}
.c-label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}
.c-value{font-size:20px;font-weight:700;font-family:var(--mono);color:var(--ink);word-break:break-all;line-height:1.35;margin-bottom:8px}
.c-status{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--ink-3)}
.status-dot{width:6px;height:6px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px rgba(34,197,94,.6)}
.c-divider{height:1px;background:var(--line);margin:14px 0}
.c-features{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.c-features li{display:flex;align-items:center;gap:7px;font-size:12.8px;color:var(--ink-2)}
.c-features svg{width:13px;height:13px;color:var(--accent);flex:none}
.c-actions{display:flex;gap:8px;margin-top:auto;padding-top:16px}
.c-btn{display:inline-flex;align-items:center;justify-content:center;height:36px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--panel);font-size:13px;cursor:pointer;transition:.2s}
.c-btn.primary{background:linear-gradient(120deg,var(--primary),var(--primary2));color:#fff;border-color:transparent}
.c-btn:hover{transform:translateY(-1px)}
@media (max-width:900px){.steps4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.steps4{grid-template-columns:1fr}.c-actions{flex-wrap:wrap}}

/* 首页节奏对齐旧站：区块 64px、数据条上下留白、卡片描述三行 */
.sec{padding:64px 0}
.sec--tight{padding:44px 0}
#numbers{padding:44px 0}
#numbers .stats{margin:0}
.acard-body p{-webkit-line-clamp:3}
@media (max-width:760px){.sec{padding:44px 0}#numbers{padding:32px 0}}

/* 首页节奏对齐旧站：区块 64px、数据条上下留白、卡片描述三行 */
.sec{padding:64px 0}
.sec--tight{padding:44px 0}
#numbers{padding:44px 0}
#numbers .stats{margin:0}
.acard-body p{-webkit-line-clamp:3}
@media (max-width:760px){.sec{padding:44px 0}#numbers{padding:32px 0}}

.card h3 .num{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);margin-right:6px;letter-spacing:-.02em}
.card .meta{margin-top:12px;font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.04em;display:flex;gap:12px}

.card h3 .num{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);margin-right:6px;letter-spacing:-.02em}
.card .meta{margin-top:12px;font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.04em;display:flex;gap:12px}

/* 首屏按钮与旧站同尺寸 */
.hero .cta-row .btn{height:50px;padding:0 26px;font-size:15px}
.hero .cta-row .btn svg{width:16px;height:16px}

/* 首屏按钮与旧站同尺寸 */
.hero .cta-row .btn{height:50px;padding:0 26px;font-size:15px}
.hero .cta-row .btn svg{width:16px;height:16px}

/* ===== 应用型首屏（ST 手游盒子） ===== */
.hero-app{padding:32px 0 44px;background:var(--bg)}
.hero-card{border-radius:24px;padding:clamp(20px,3vw,36px);overflow:hidden;
  background:linear-gradient(120deg,color-mix(in srgb,var(--accent) 16%,#fff) 0%,color-mix(in srgb,var(--accent) 7%,#fff) 46%,#fff 100%);
  border:1px solid color-mix(in srgb,var(--accent) 26%,var(--line))}
.hero-card-in{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,3vw,40px);align-items:center}
.hero-card-img img{width:100%;max-width:420px;margin:0 auto;display:block;filter:drop-shadow(0 22px 38px rgba(20,15,0,.18))}
.hero-card-copy h1{font-size:clamp(26px,3.4vw,42px);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin:10px 0 8px}
.hero-card-sub{margin:0 0 10px;font-family:var(--mono);font-size:12.5px;color:var(--primary);font-weight:600;letter-spacing:.02em}
.hero-card-copy .lead{max-width:520px;font-size:15px}
.btn-ios{background:linear-gradient(135deg,#4aa8ff,#1e6fd9);color:#fff}
.btn-ios:hover{color:#fff;box-shadow:0 8px 24px rgba(30,111,217,.35)}

/* ===== 深色榜单首屏（手游平台） ===== */
.hero-rank{padding:44px 0 0;position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(160deg,#0d1b2e 0%,#132a44 58%,#0c1726 100%)}
.hero-rank .hero-grid-bg{opacity:.18;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px)}
.hero-rank .hero-in{grid-template-columns:1.08fr .92fr;gap:clamp(24px,4vw,48px);align-items:center;padding-top:0}
.hero-rank .eyebrow{color:rgba(255,255,255,.55)}
.hero-rank h1{color:#fff;font-size:clamp(26px,3.6vw,40px);line-height:1.24}
.hero-rank h1 em{background:linear-gradient(100deg,#22d3ee,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-rank .lead{color:rgba(255,255,255,.7);margin:14px 0 0;max-width:520px;font-size:15px}
.hero-rank .hero-note{color:rgba(255,255,255,.42)}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.hero-chips li{font-size:12.5px;color:rgba(255,255,255,.82);background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:100px;padding:5px 12px}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.34);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}
.rcard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:16px 18px;backdrop-filter:blur(10px)}
.rcard h3{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:#fff;margin:0 0 8px;letter-spacing:.02em}
.rcard h3 em{font-style:normal;font-family:var(--mono);font-size:10px;color:#22d3ee;letter-spacing:.14em}
.rrow{display:grid;grid-template-columns:24px 1fr auto;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:13px;color:#e8eef7}
.rrow:last-child{border-bottom:0}
.rrow .rk{font-family:var(--mono);font-size:12px;color:#f59e0b;font-weight:700}
.rrow .rn{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rrow i{font-style:normal;font-family:var(--mono);font-size:10.5px;color:rgba(255,255,255,.5)}
.rstat{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:28px 0 0;padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.1)}
.rstat .stat{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);text-align:left;padding:12px 14px}
.rstat .stat b{font-size:24px;background:none;color:#fff;-webkit-text-fill-color:#fff}
.rstat .stat span{color:rgba(255,255,255,.55)}
@media (max-width:600px){.hero-card-img img{max-width:260px}}
@media (max-width:600px){.hero-card-img img{max-width:260px}}
@media (max-width:900px){
  .hero-card-in{grid-template-columns:1fr}
  .hero-card-img{order:-1}
  .hero-rank .hero-in{grid-template-columns:1fr}
  .rstat{grid-template-columns:1fr 1fr}
}

/* ===== 分类磁贴 / 榜单（ST 与手游平台的旧站模块） ===== */
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.tile{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border-radius:10px;
  background:var(--tb,#f6f8fa);border:1px solid color-mix(in srgb,var(--tc,#888) 22%,transparent);
  border-left:3px solid var(--tc,#888);transition:transform .2s,box-shadow .2s}
.tile:hover{transform:translateY(-3px);box-shadow:0 10px 24px -14px var(--tc,#888)}
.tile b{font-size:14.5px;font-weight:700;color:var(--ink)}
.tile span{font-family:var(--mono);font-size:11px;color:color-mix(in srgb,var(--tc,#888) 80%,#000)}
.rlist{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.rline{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;padding:13px 18px;border-bottom:1px solid var(--line);transition:background .2s}
.rline:last-child{border-bottom:0}
.rline:hover{background:var(--bg-2)}
.rline .rk{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink-3)}
.rline:nth-child(1) .rk{color:#e0592a}
.rline:nth-child(2) .rk{color:#d98a00}
.rline:nth-child(3) .rk{color:#c9a227}
.rline .rt{font-size:14.5px;color:var(--ink);line-height:1.5}
.rline i{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--ink-3);white-space:nowrap}
.tlist{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.trow{display:grid;grid-template-columns:52px 1fr 132px;gap:14px;align-items:center;padding:13px 18px;border-bottom:1px solid var(--line);transition:background .2s}
.trow:last-child{border-bottom:0}
.trow:hover{background:var(--bg-2)}
.trow .rk{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink-3)}
.trow:nth-child(1) .rk{color:#e0592a}.trow:nth-child(2) .rk{color:#d98a00}.trow:nth-child(3) .rk{color:#c9a227}
.trow .tt{font-size:14.5px;color:var(--ink);line-height:1.5}
.trow .tt em{font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--ink-3);margin-left:10px}
.trow .bar{height:6px;border-radius:3px;background:var(--bg-2);overflow:hidden}
.trow .bar i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}
@media (max-width:900px){.tiles{grid-template-columns:1fr 1fr}.trow{grid-template-columns:40px 1fr}.trow .bar{display:none}.rline{grid-template-columns:40px 1fr}.rline i{display:none}}
@media (max-width:600px){.tiles{grid-template-columns:1fr 1fr}}

/* ===== 分类磁贴 / 榜单（ST 与手游平台的旧站模块） ===== */
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.tile{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border-radius:10px;
  background:var(--tb,#f6f8fa);border:1px solid color-mix(in srgb,var(--tc,#888) 22%,transparent);
  border-left:3px solid var(--tc,#888);transition:transform .2s,box-shadow .2s}
.tile:hover{transform:translateY(-3px);box-shadow:0 10px 24px -14px var(--tc,#888)}
.tile b{font-size:14.5px;font-weight:700;color:var(--ink)}
.tile span{font-family:var(--mono);font-size:11px;color:color-mix(in srgb,var(--tc,#888) 80%,#000)}
.rlist{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.rline{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;padding:13px 18px;border-bottom:1px solid var(--line);transition:background .2s}
.rline:last-child{border-bottom:0}
.rline:hover{background:var(--bg-2)}
.rline .rk{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink-3)}
.rline:nth-child(1) .rk{color:#e0592a}
.rline:nth-child(2) .rk{color:#d98a00}
.rline:nth-child(3) .rk{color:#c9a227}
.rline .rt{font-size:14.5px;color:var(--ink);line-height:1.5}
.rline i{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--ink-3);white-space:nowrap}
.tlist{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.trow{display:grid;grid-template-columns:52px 1fr 132px;gap:14px;align-items:center;padding:13px 18px;border-bottom:1px solid var(--line);transition:background .2s}
.trow:last-child{border-bottom:0}
.trow:hover{background:var(--bg-2)}
.trow .rk{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink-3)}
.trow:nth-child(1) .rk{color:#e0592a}.trow:nth-child(2) .rk{color:#d98a00}.trow:nth-child(3) .rk{color:#c9a227}
.trow .tt{font-size:14.5px;color:var(--ink);line-height:1.5}
.trow .tt em{font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--ink-3);margin-left:10px}
.trow .bar{height:6px;border-radius:3px;background:var(--bg-2);overflow:hidden}
.trow .bar i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}
@media (max-width:900px){.tiles{grid-template-columns:1fr 1fr}.trow{grid-template-columns:40px 1fr}.trow .bar{display:none}.rline{grid-template-columns:40px 1fr}.rline i{display:none}}
@media (max-width:600px){.tiles{grid-template-columns:1fr 1fr}}

/* ===== 双行标签头部（ST 手游盒子） ===== */
.brand-sub{display:block;font-size:10.5px;color:var(--ink-3);letter-spacing:.02em;margin-top:1px;font-weight:400}
.hdr--tabs{height:auto}
.hdr--tabs .hdr-in{height:56px}
.hdr--tabs .nav{display:none}
.hdr--tabs .hdr-act{margin-left:auto}
.hdr--tabs .nav{display:none}
.hdr--tabs .hdr-act{margin-left:auto}
.hdr-tabs{border-top:1px solid var(--line)}
.hdr-tabs .wrap{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;padding-top:0;padding-bottom:0}
.hdr-tabs .wrap::-webkit-scrollbar{display:none}
.hdr-tabs a{flex:none;padding:9px 12px;font-size:13px;color:var(--ink-2);white-space:nowrap;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.hdr-tabs a:hover{color:var(--primary);background:color-mix(in srgb,var(--accent) 7%,transparent)}
.hdr-tabs a.on{color:var(--primary);font-weight:600;border-bottom-color:var(--accent)}

/* ===== 压在深色首屏上的头部（手游平台） ===== */
body[data-header="over"]::before{content:"";position:fixed;top:0;left:0;right:0;height:62px;background:#0d1b2e;z-index:90}
.hdr--over{background:transparent;backdrop-filter:none;border-bottom-color:transparent}
.hdr--over .brand-txt b{color:#fff}
.hdr--over .brand-sub{color:rgba(255,255,255,.5)}
.hdr--over .nav>a{color:rgba(255,255,255,.72)}
.hdr--over .nav>a:hover{color:#fff}
.hdr--over .nav>a.on{color:#fff}
.hdr--over .nav>a::after{background:linear-gradient(90deg,#22d3ee,#38bdf8)}
.hdr--over .btn-biz{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);color:#fff;box-shadow:none}
.hdr--over .btn-biz:hover{background:rgba(255,255,255,.2);box-shadow:none}
.hdr--over.is-stuck{background:rgba(13,27,46,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 10px 30px -18px rgba(0,0,0,.6)}
.hdr--over .burger{border-color:rgba(255,255,255,.25);background:rgba(255,255,255,.08)}
.hdr--over .burger i{background:#fff}
@media (max-width:760px){.hdr-tabs{display:none}}

/* ===== 双行标签头部（ST 手游盒子） ===== */
.brand-sub{display:block;font-size:10.5px;color:var(--ink-3);letter-spacing:.02em;margin-top:1px;font-weight:400}
.hdr--tabs{height:auto}
.hdr--tabs .hdr-in{height:56px}
.hdr-tabs{border-top:1px solid var(--line)}
.hdr-tabs .wrap{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;padding-top:0;padding-bottom:0}
.hdr-tabs .wrap::-webkit-scrollbar{display:none}
.hdr-tabs a{flex:none;padding:9px 12px;font-size:13px;color:var(--ink-2);white-space:nowrap;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.hdr-tabs a:hover{color:var(--primary);background:color-mix(in srgb,var(--accent) 7%,transparent)}
.hdr-tabs a.on{color:var(--primary);font-weight:600;border-bottom-color:var(--accent)}

/* ===== 压在深色首屏上的头部（手游平台） ===== */
body[data-header="over"]::before{content:"";position:fixed;top:0;left:0;right:0;height:62px;background:#0d1b2e;z-index:90}
.hdr--over{background:transparent;backdrop-filter:none;border-bottom-color:transparent}
.hdr--over .brand-txt b{color:#fff}
.hdr--over .brand-sub{color:rgba(255,255,255,.5)}
.hdr--over .nav>a{color:rgba(255,255,255,.72)}
.hdr--over .nav>a:hover{color:#fff}
.hdr--over .nav>a.on{color:#fff}
.hdr--over .nav>a::after{background:linear-gradient(90deg,#22d3ee,#38bdf8)}
.hdr--over .btn-biz{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);color:#fff;box-shadow:none}
.hdr--over .btn-biz:hover{background:rgba(255,255,255,.2);box-shadow:none}
.hdr--over.is-stuck{background:rgba(13,27,46,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 10px 30px -18px rgba(0,0,0,.6)}
.hdr--over .burger{border-color:rgba(255,255,255,.25);background:rgba(255,255,255,.08)}
.hdr--over .burger i{background:#fff}
@media (max-width:760px){.hdr-tabs{display:none}}
/* ===== 旧站落地页容器 ===== */
.lh{background:#fdf6dd url(bg.jpg) center top / cover no-repeat fixed}
.lh .hero{background:none!important}
.lh .hero::after{display:none}
.rh{background:#0b1220}
.rh .hero-badge{position:static;margin:0 0 18px}
.rh .hero-title{margin:0 0 14px}
.rh .hero-stats-row{margin-top:26px}

/* 参考版头部右侧按钮 */
.hdr-cta{display:inline-flex;align-items:center;justify-content:center;height:32px;padding:0 16px;border-radius:100px;
  background:linear-gradient(120deg,var(--primary),var(--primary2));color:#fff;font-size:12.5px;font-weight:600;
  white-space:nowrap;box-shadow:0 3px 14px rgba(0,0,0,.12);transition:transform .2s,box-shadow .25s}
.lgd .hdr-cta,.hdr-cta:hover{color:#fff;transform:translateY(-1px);box-shadow:0 6px 18px rgba(0,0,0,.18)}

/* 参考版头尾单独包裹时去掉整幅背景与内边距 */
.lh-strip{background:none!important;padding:0!important;margin:0!important}

.faq{max-width:900px;margin-left:0;margin-right:auto}

/* 静态页正文：小节之间留出呼吸，首节不留顶 */
.page-body .prose h2{margin-top:38px;margin-bottom:12px}
.page-body .prose h2:first-child{margin-top:0}
.page-body .prose h3{margin-top:26px;margin-bottom:8px}
.page-body .prose p{margin-bottom:14px}
.page-body .prose ul,.page-body .prose ol{margin:12px 0 16px;padding-left:20px}
.page-body .prose li{margin-bottom:6px}

/* ST 落地页：小节之间统一留白，介绍/FAQ/联系同宽居中 */
.lh .section-title{margin-top:56px}
.lh .main-wrap>.section-title:first-child{margin-top:32px}
.lh .intro-block,.lh .faq-wrap,.lh .contact-block{max-width:900px;margin-left:auto;margin-right:auto}
.lh .intro-block p{line-height:1.95;margin-bottom:12px;color:#5b4a2e}
.lh .slider-track{justify-content:center}

/* ================= 内页在旧站壳里的统一版式 ================= */

/* --- ST 手游盒子：米黄纹理打底，内容写成白卡，不再自绘首屏背景 --- */
.lh.is-inner .cat-hero,
.lh.is-inner .page-hero,
.lh.is-inner .post-hero{background:none;border-bottom:0}
.lh.is-inner .cat-hero::before,
.lh.is-inner .page-hero::before,
.lh.is-inner .post-hero::before{display:none}
.lh.is-inner .cat-hero .wrap{padding-top:32px;padding-bottom:34px}
.lh.is-inner .cat-hero h1,
.lh.is-inner .page-hero h1,
.lh.is-inner .post-hero h1{color:#3b2d14}
.lh.is-inner .cat-hero p,
.lh.is-inner .page-hero p,
.lh.is-inner .post-hero p{color:#6f5c37}
.lh.is-inner .cat-hero .crumb,
.lh.is-inner .cat-hero .crumb a{color:#9a8560}
.lh.is-inner .cat-hero .crumb span{color:#3b2d14}
.lh.is-inner .cat-hero .catmeta{color:#8a7550}
.lh.is-inner .cat-hero .catmeta b{color:#3b2d14}
.lh.is-inner .cat-intro{background:#fff;border-radius:20px;padding:26px 30px;margin-bottom:22px;
  box-shadow:0 18px 44px -30px rgba(146,100,10,.6)}
.lh.is-inner .cat-intro p{color:#5b4a2e;line-height:1.95}
.lh.is-inner .filterbar{background:transparent;border:0;padding-left:0;padding-right:0}
.lh.is-inner .page-body{background:none;padding-top:30px;padding-bottom:56px}
.lh.is-inner .page-body .prose,
.lh.is-inner .post-wrap .prose{background:#fff;border-radius:20px;padding:32px 36px;
  box-shadow:0 18px 44px -30px rgba(146,100,10,.6)}
.lh.is-inner .aside-card{background:#fff;border:1px solid rgba(168,120,20,.14);border-radius:18px}
.lh.is-inner .acard{background:#fff;border:1px solid rgba(168,120,20,.12)}
.lh.is-inner .faq-list details{background:#fff;border-color:rgba(168,120,20,.14)}

/* --- 手游平台：深色首屏 + 浅色正文，固定导航不再压内容 --- */
.rh.is-inner{background:#eef2f8}
.rh.is-inner main{padding-top:var(--nav-h)}
.rh.is-inner .cat-hero,
.rh.is-inner .page-hero,
.rh.is-inner .post-hero{background:linear-gradient(158deg,#0a1120 0%,#12203a 58%,#0c1626 100%);border-bottom:0;color:#fff}
.rh.is-inner .cat-hero::before,
.rh.is-inner .page-hero::before,
.rh.is-inner .post-hero::before{
  background:radial-gradient(620px 340px at 6% 0%,rgba(37,99,235,.34),transparent 62%),
             radial-gradient(520px 320px at 96% 26%,rgba(34,211,238,.16),transparent 60%)}
.rh.is-inner .cat-hero h1,
.rh.is-inner .page-hero h1,
.rh.is-inner .post-hero h1{color:#fff}
.rh.is-inner .cat-hero p,
.rh.is-inner .page-hero p,
.rh.is-inner .post-hero p{color:rgba(255,255,255,.72)}
.rh.is-inner .cat-hero .crumb,
.rh.is-inner .cat-hero .crumb a{color:rgba(255,255,255,.5)}
.rh.is-inner .cat-hero .crumb span{color:#fff}
.rh.is-inner .cat-hero .catmeta{color:rgba(255,255,255,.55)}
.rh.is-inner .cat-hero .catmeta b{color:#fff}
.rh.is-inner .post-hero .kicker{color:#7dd3fc}

/* 手游平台导航：栏目多时不要挤坏右侧下载徽标 */
.rh .nav-inner{gap:22px}
.rh .app-badge-text b,.rh .app-badge-text i,.rh .app-badge-text em{white-space:nowrap}

/* 手游平台头部：栏目多时压缩间距，品牌字与徽标不换行 */
.rh .nav-logo-text b,.rh .nav-logo-text em{white-space:nowrap}
.rh .nav-links{gap:2px}
.rh .nav-link{padding:7px 12px;font-size:13px}

/* 手游平台头部：栏目多时压缩间距，品牌字与徽标不换行 */
.rh .nav-logo-text b,.rh .nav-logo-text em{white-space:nowrap}
.rh .nav-links{gap:2px}
.rh .nav-link{padding:7px 12px;font-size:13px}

/* 深色要点卡在浅底内页里保持可读 */
.lh.is-inner .aside-card.keybox{background:linear-gradient(158deg,#3c2f16,#6a4f18);border:0;
  box-shadow:0 18px 40px -28px rgba(60,42,8,.9)}
.lh.is-inner .aside-card.keybox h3{color:rgba(255,255,255,.62)}
.lh.is-inner .aside-card.keybox li::before{background:rgba(255,255,255,.5)}

/* 静态页正文列收窄，左轴与首屏标题对齐 */
.lh.is-inner .page-body .prose{max-width:920px;margin-left:0;margin-right:auto}

/* 深色要点卡在浅底内页里保持可读 */
.lh.is-inner .aside-card.keybox{background:linear-gradient(158deg,#3c2f16,#6a4f18);border:0;
  box-shadow:0 18px 40px -28px rgba(60,42,8,.9)}
.lh.is-inner .aside-card.keybox h3{color:rgba(255,255,255,.62)}
.lh.is-inner .aside-card.keybox li::before{background:rgba(255,255,255,.5)}

/* 静态页正文列收窄，左轴与首屏标题对齐 */
.lh.is-inner .page-body .prose{max-width:920px;margin-left:0;margin-right:auto}

/* 手游平台文章页：面包屑并入深色首屏，避免导航与首屏之间出现白条 */
.rh.is-inner .crumb-bar{background:transparent;position:relative;z-index:2;
  margin-bottom:-56px;padding-top:18px}
.rh.is-inner .crumb-bar .crumb,
.rh.is-inner .crumb-bar .crumb a{color:rgba(255,255,255,.5)}
.rh.is-inner .crumb-bar .crumb span{color:#fff}
.rh.is-inner .post-hero{padding-top:74px}

/* 首屏与正文之间的留白统一到 80px 上下 */
.rh.is-inner .cat-hero .wrap{padding-top:34px;padding-bottom:34px}
.rh.is-inner .cat-layout{padding-top:46px}
.lh.is-inner .cat-layout{padding-top:46px}
.lh.is-inner .post-wrap{padding-top:44px}
.rh.is-inner .post-wrap{padding-top:44px}
.lh.is-inner .page-body{padding-top:34px}

/* 首屏与正文之间的留白统一到 80px 上下 */
.rh.is-inner .cat-hero .wrap{padding-top:34px;padding-bottom:34px}
.rh.is-inner .cat-layout{padding-top:46px}
.lh.is-inner .cat-layout{padding-top:46px}
.lh.is-inner .post-wrap{padding-top:44px}
.rh.is-inner .post-wrap{padding-top:44px}
.lh.is-inner .page-body{padding-top:34px}

/* 常见问题整块收进白卡，与文章/静态页的正文卡同语言 */
.lh.is-inner .faq,.rh.is-inner .faq{background:#fff;border-radius:20px;padding:10px 30px;
  box-shadow:0 18px 44px -32px rgba(30,45,60,.35)}
.lh.is-inner .faq details,.rh.is-inner .faq details{border-bottom:1px solid rgba(15,27,34,.08)}
.lh.is-inner .faq details:last-child,.rh.is-inner .faq details:last-child{border-bottom:0}

/* 常见问题整块收进白卡，与文章/静态页的正文卡同语言 */
.lh.is-inner .faq,.rh.is-inner .faq{background:#fff;border-radius:20px;padding:10px 30px;
  box-shadow:0 18px 44px -32px rgba(30,45,60,.35)}
.lh.is-inner .faq details,.rh.is-inner .faq details{border-bottom:1px solid rgba(15,27,34,.08)}
.lh.is-inner .faq details:last-child,.rh.is-inner .faq details:last-child{border-bottom:0}

/* 截图滑轨：内容超宽时居中会把左右两头切掉，窄屏改左对齐并留出边距 */
@media (max-width:900px){
  .lh .slider-track{justify-content:flex-start;padding:0 4px}
  .lh .slider-track::after{content:"";flex:0 0 8px}
  /* 右缘渐隐，提示还能横向滑动 */
  .lh .slider-wrap{-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent);
    mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent)}
}

/* 截图滑轨：内容超宽时居中会把左右两头切掉，窄屏改左对齐并留出边距 */
@media (max-width:900px){
  .lh .slider-track{justify-content:flex-start;padding:0 4px}
  .lh .slider-track::after{content:"";flex:0 0 8px}
  /* 右缘渐隐，提示还能横向滑动 */
  .lh .slider-wrap{-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent);
    mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent)}
}

/* ===== 文章配图 ===== */
.acard-top .acard-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .6s var(--ease)}
.acard:hover .acard-img{transform:scale(1.03)}
.acard-top::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,12,20,.30) 0%,rgba(6,12,20,0) 46%,rgba(6,12,20,.22) 100%)}
.acard-top .tag{background:rgba(255,255,255,.94);backdrop-filter:blur(4px)}

.post-cover{margin:0 0 clamp(22px,2.6vw,32px);border-radius:16px;overflow:hidden;
  box-shadow:0 18px 46px -32px rgba(10,20,30,.55)}
.post-cover img{display:block;width:100%;height:auto;aspect-ratio:2/1;object-fit:cover}
.post-cover figcaption{font-size:12px;color:var(--ink-3);padding:9px 2px 0;
  font-family:var(--mono);letter-spacing:.02em}

/* ===== ST 首页：首屏居中后的小对齐 ===== */
.lh .lay-center .hero-note{text-align:center;margin-left:auto;margin-right:auto}
.lh .contact-block p{text-align:left!important}
.lh .contact-block>div{justify-content:flex-start!important}

:root{
  --bg:#fbf8f1;--bg-2:#f3ece0;--panel:#fff;
  --ink:#241c12;--ink-2:#5a4c3a;--ink-3:#8a7a66;
  --line:rgba(36,28,18,.10);
  --primary:#a86a00;--primary-2:#d99518;--primary2:#d99518;--primary2:#d99518;
  --accent:#f0a500;--accent-soft:rgba(240,165,0,0.10);--accent-line:rgba(240,165,0,0.22);
  --glow-1:rgba(240,165,0,.22);--glow-2:rgba(168,106,0,.16);
  --r:12px;
}

/* ---- 侧边悬浮坞：商务合作 + 回顶部（main.js 全站注入） ---- */
/* legacy-st-scoped.css 里同款样式带 .lh 作用域，当前页面未启用，故在主样式表落一份无作用域版本 */
@keyframes stGlow{0%,100%{box-shadow:0 6px 22px rgba(240,158,0,.32)}50%{box-shadow:0 6px 30px rgba(240,158,0,.6)}}
@keyframes stSweep{0%{left:-70%}55%,100%{left:130%}}
.side-dock{position:fixed;right:16px;bottom:96px;z-index:1150;display:flex;flex-direction:column;gap:10px;align-items:center}
.sd-biz{writing-mode:vertical-lr;letter-spacing:4px;padding:16px 9px;border-radius:999px;color:#fff;
  font-size:13px;font-weight:800;text-decoration:none;position:relative;overflow:hidden;isolation:isolate;
  background:linear-gradient(160deg,#B47200,#F09E00 45%,#8A5200);background-size:180% 180%;
  box-shadow:0 8px 24px rgba(180,114,0,.45),inset 0 1px 0 rgba(255,255,255,.35);
  transition:transform .25s,box-shadow .25s;animation:stGlow 3.2s ease-in-out infinite}
.sd-biz::after{content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;transform:skewX(-22deg);
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.5),transparent);animation:stSweep 3s ease-in-out infinite}
.sd-biz:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 12px 30px rgba(180,114,0,.55)}
.sd-top{position:relative;width:42px;height:42px;border-radius:50%;border:1px solid rgba(168,120,20,.25);background:#fff;color:#905E00;
  font-size:17px;font-weight:800;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.12);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.3s}
.sd-top::before{content:"";position:absolute;inset:-4px;border-radius:50%;pointer-events:none;
  background:conic-gradient(#F09E00 calc(var(--sp,0)*1%),rgba(240,158,0,.16) 0);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3.5px),#000 calc(100% - 2.5px));
  mask:radial-gradient(farthest-side,transparent calc(100% - 3.5px),#000 calc(100% - 2.5px))}
.sd-top.on{opacity:1;visibility:visible;transform:none}
.sd-top:hover{background:#F09E00;color:#fff;border-color:transparent}
@media (max-width:768px){
  .side-dock{right:10px;bottom:104px;gap:8px}
  .sd-biz{font-size:12px;padding:13px 8px}
}
@media (prefers-reduced-motion:reduce){
  .sd-biz{animation:none!important}
}