*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#fff; --bg2:#fafafa; --line:#e8e8ed; --line2:#d9d9e0;
  --ink:#15161a; --ink2:#5b5e6b; --ink3:#8b8e9c;
  --accent:#1a1a1f; --ok:#0f7b4f; --warn:#a8600a; --paid:#5b5e6b;
  --r:14px;
}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
b{font-weight:600}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.topbar .wrap{height:62px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:600;letter-spacing:0}
.brand-text{font-size:15px;font-weight:600;display:flex;align-items:baseline;gap:8px}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink3);font-weight:400}
.nav{display:flex;gap:20px;margin-left:8px}
.nav a{font-size:13.5px;color:var(--ink2)}
.nav a:hover{color:var(--ink)}
.btn-primary{margin-left:auto;background:var(--ink);color:#fff;font-size:13.5px;font-weight:500;
  padding:8px 15px;border-radius:9px;transition:opacity .15s;white-space:nowrap}
.btn-primary:hover{opacity:.86}
.btn-ghost{font-size:13.5px;font-weight:500;padding:8px 15px;border-radius:9px;
  border:1px solid var(--line2);color:var(--ink2);white-space:nowrap}
.btn-ghost:hover{border-color:var(--ink3);color:var(--ink)}

.hero{padding:56px 0 8px;background:
  radial-gradient(56% 60% at 50% 0%,#f3f4f8 0%,rgba(255,255,255,0) 70%)}
.hero-kicker{font-size:12px;letter-spacing:.1em;color:var(--ink3);margin:0 0 14px}
.hero h1{margin:0;font-size:42px;line-height:1.16;font-weight:650;letter-spacing:-.02em}
.hero-tag{margin:6px 0 0;font-size:19px;font-weight:450;color:var(--ink2);letter-spacing:0}
.hero-desc{margin:12px 0 0;color:var(--ink2);font-size:15px;max-width:640px}

.searchbox{margin:28px 0 0;display:flex;align-items:center;gap:10px;max-width:620px;
  background:#fff;border:1px solid var(--line2);border-radius:12px;padding:0 14px;height:48px;
  box-shadow:0 1px 2px rgba(20,20,30,.04)}
.searchbox:focus-within{border-color:#b9bbc6;box-shadow:0 0 0 3px rgba(20,20,30,.05)}
.searchbox svg{color:var(--ink3);flex-shrink:0}
.searchbox input{flex:1;min-width:0;border:0;outline:0;font-size:14.5px;background:transparent;color:var(--ink);height:100%}
.searchbox input::placeholder{color:var(--ink3)}
kbd{font:11px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--ink3);
  border:1px solid var(--line);border-radius:5px;padding:3px 5px;background:var(--bg2)}

.catboxes{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:26px 0 4px}
.catbox{display:flex;flex-direction:column;gap:3px;padding:14px;border:1px solid var(--line);
  border-radius:12px;background:#fff;transition:.16s}
.catbox:hover{border-color:var(--c);transform:translateY(-1px)}
.catbox-name{font-size:13.5px;font-weight:600;color:var(--c)}
.catbox-count{font-size:11.5px;color:var(--ink3)}
.catbox-desc{font-size:11.5px;color:var(--ink2);line-height:1.5;margin-top:3px}

.listing{padding:34px 24px 60px}
.listing-head{display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-bottom:18px;flex-wrap:wrap}
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{font:inherit;font-size:13px;color:var(--ink2);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;cursor:pointer;transition:.15s}
.chip b{font-weight:500;color:var(--ink3);margin-left:2px}
.chip:hover{border-color:var(--line2);color:var(--ink)}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.chip.active b{color:rgba(255,255,255,.66)}
.count{margin:0;font-size:12.5px;color:var(--ink3)}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(288px,1fr));gap:14px}
.card{display:flex;flex-direction:column;gap:11px;padding:18px;border:1px solid var(--line);
  border-radius:var(--r);background:#fff;transition:.16s}
.card:hover{border-color:var(--line2);transform:translateY(-2px);box-shadow:0 8px 22px -14px rgba(20,20,40,.28)}
.card-top{display:flex;gap:11px;align-items:flex-start}
.ico{flex-shrink:0;border-radius:10px;display:grid;place-items:center;font-weight:600;
  border:1px solid transparent}
.card-title h3{margin:0;font-size:14.5px;font-weight:600;line-height:1.4;display:flex;
  align-items:center;gap:6px;flex-wrap:wrap}
.vendor{margin:2px 0 0;font-size:11.5px;color:var(--ink3)}
.tagline{margin:0;font-size:13px;color:var(--ink2);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:40px}
.tags{display:flex;gap:5px;flex-wrap:wrap}
.tag{font-size:11px;color:var(--ink2);background:var(--bg2);border:1px solid var(--line);
  border-radius:5px;padding:2px 6px}
.meta{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--ink2);
  padding-top:11px;border-top:1px solid var(--line);margin-top:auto}
.price{font-weight:500}
.price.ok{color:var(--ok)} .price.warn{color:var(--warn)} .price.paid{color:var(--paid)}
.direct{display:flex;align-items:center;gap:4px}
.dot{font-size:7px;line-height:1}
.dot.ok{color:var(--ok)} .dot.off{color:#c3c5cf}
.stars{margin-left:auto;color:var(--ink3)}
.badge{font-size:10px;font-weight:500;color:#4f46e5;background:#eef2ff;
  border:1px solid #dfe4ff;border-radius:4px;padding:1px 5px;letter-spacing:.02em}
.badge.lg{font-size:11px;padding:2px 7px}
.empty{text-align:center;color:var(--ink3);padding:60px 0}

.detail{padding:26px 24px 70px}
.crumb{display:flex;gap:8px;align-items:center;font-size:12.5px;color:var(--ink3);margin-bottom:26px}
.crumb a:hover{color:var(--ink)}
.crumb em{font-style:normal;color:var(--ink2)}
.dhead{display:flex;align-items:flex-start;gap:16px;padding-bottom:26px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.dhead-main{flex:1;min-width:260px}
.dhead h1{margin:0;font-size:27px;font-weight:650;letter-spacing:-.01em;display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.dsub{margin:6px 0 0;font-size:15px;color:var(--ink2)}
.dmeta{display:flex;align-items:center;gap:12px;margin-top:12px;font-size:12.5px;color:var(--ink2);flex-wrap:wrap}
.dmeta-sep{width:1px;height:12px;background:var(--line2)}
.dmeta .stars{margin-left:0}
.muted{color:var(--ink3)}
.dactions{display:flex;gap:9px;padding-top:6px}

.dgrid{display:grid;grid-template-columns:1fr 300px;gap:44px;padding:34px 0}
.dbody h2{font-size:16px;font-weight:600;margin:28px 0 10px}
.dbody h2:first-child{margin-top:0}
.dbody p{margin:0;color:var(--ink2);font-size:14.5px}
.uses{margin:0;padding-left:0;list-style:none}
.uses li{position:relative;padding-left:18px;color:var(--ink2);font-size:14.5px;margin-bottom:7px}
.uses li::before{content:"";position:absolute;left:2px;top:.66em;width:5px;height:5px;
  border-radius:50%;background:var(--line2)}
.code{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fbfbfd}
.code-head{display:flex;align-items:center;justify-content:space-between;padding:9px 13px;
  border-bottom:1px solid var(--line);font-size:11.5px;color:var(--ink3);background:#f6f6f9}
.copy{font:inherit;font-size:11.5px;color:var(--ink2);background:#fff;border:1px solid var(--line2);
  border-radius:6px;padding:3px 9px;cursor:pointer}
.copy:hover{color:var(--ink);border-color:var(--ink3)}
.code pre{margin:0;padding:15px 16px;overflow-x:auto}
.code code{font:12.5px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#2b2d38}
.hint{font-size:12.5px;color:var(--ink3);margin-top:10px}

.side-card{border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:14px;background:#fff}
.side-h{margin:0 0 10px;font-size:12px;font-weight:600;color:var(--ink3);letter-spacing:.03em}
.side-p{margin:0;font-size:12.5px;color:var(--ink2);line-height:1.6}
.side-card dl{display:grid;grid-template-columns:56px 1fr;gap:7px 10px;margin:0 0 16px;font-size:13px}
.side-card dt{color:var(--ink3);font-size:12.5px}
.side-card dd{margin:0;color:var(--ink)}
.side-card dd a{color:#4f46e5}
.note{background:var(--bg2)}

.related h2{font-size:16px;font-weight:600;margin:0 0 16px}
.related + .related{margin-top:40px}
.faq{margin:0;border:1px solid var(--line);border-radius:12px;background:#fff;padding:2px 20px}
.faq dt{font-weight:600;font-size:14px;color:var(--ink);margin:16px 0 6px}
.faq dd{margin:0 0 16px;font-size:14px;color:var(--ink2);line-height:1.7}
.chips-label{font-size:12.5px;color:var(--ink3);margin-right:2px;align-self:center}

.foot{border-top:1px solid var(--line);padding:44px 0 54px;background:var(--bg2)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.foot-title{margin:0 0 8px;font-size:14px;font-weight:600}
.foot-h{margin:0 0 8px;font-size:12px;font-weight:600;color:var(--ink3);letter-spacing:.03em}
.foot-note{margin:0;font-size:12.5px;color:var(--ink2);line-height:1.7}
.foot-note a{color:#4f46e5}

@media (max-width:900px){
  .catboxes{grid-template-columns:repeat(3,1fr)}
  .dgrid{grid-template-columns:1fr;gap:30px}
  .foot-grid{grid-template-columns:1fr;gap:22px}
  .nav{display:none}
}
@media (max-width:620px){
  .brand-text em{display:none}
  .brand-text{font-size:14px}
  .btn-primary{padding:7px 12px;font-size:13px}
  .hero{padding:36px 0 4px}
  .hero h1{font-size:30px}
  .hero-tag{font-size:15.5px}
  .hero-desc{font-size:14px}
  .catboxes{grid-template-columns:1fr 1fr}
  .catboxes .catbox:nth-child(5){grid-column:span 2}
  .catbox-desc{display:none}
  .grid{grid-template-columns:1fr}
  .dhead h1{font-size:22px}
  .listing{padding:24px 24px 48px}
}

.page{padding:34px 24px 70px;max-width:860px}
.page.wide{max-width:1120px}
.page h1{margin:0 0 8px;font-size:26px;font-weight:650;letter-spacing:-.01em}
.page .lead{margin:0 0 24px;color:var(--ink2);font-size:14.5px}
.form{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;font-weight:500;color:var(--ink2);margin-bottom:6px}
.field label i{color:#b3261e;font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:14px;color:var(--ink);
  background:#fff;border:1px solid var(--line2);border-radius:9px;padding:9px 11px;outline:0;transition:.15s}
.field textarea{min-height:98px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#9aa0b4;box-shadow:0 0 0 3px rgba(20,20,30,.05)}
.field .hint{font-size:11.5px;color:var(--ink3);margin:5px 0 0}
.check{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink2);font-weight:400}
.check input{width:auto;margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-foot{display:flex;align-items:center;gap:14px;margin-top:4px}
.form-foot .btn-primary{margin-left:0;border:0;cursor:pointer}
.btn-lg{font-size:14px;padding:10px 22px;border:0;cursor:pointer}
.msg{font-size:13px;color:var(--ink2)}
.msg.ok{color:var(--ok)}
.msg.err{color:#b3261e}
.done{border:1px solid #cfe9d9;background:#f2faf5;border-radius:12px;padding:20px;font-size:14px;color:#14532d;line-height:1.7}

.tokenbar{display:flex;gap:10px;margin-bottom:18px}
.tokenbar input{flex:1;font:inherit;font-size:13.5px;padding:9px 12px;border:1px solid var(--line2);border-radius:9px;outline:0}
.tokenbar input:focus{border-color:#9aa0b4}
.tbl{width:100%;border-collapse:collapse;font-size:13px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tbl th{text-align:left;font-weight:500;color:var(--ink3);font-size:12px;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--bg2)}
.tbl td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink2)}
.tbl tr:last-child td{border-bottom:0}

.hero-lite{padding:34px 0 6px}
.hero-lite h1{font-size:34px;color:var(--c,var(--ink))}
.hero-lite .crumb{margin-bottom:16px}
.alt-link{margin:24px 0 0;font-size:13.5px;color:var(--ink2);padding:12px 14px;
  border:1px solid var(--line);border-radius:10px;background:var(--bg2)}
.alt-link a{color:#4f46e5;font-weight:500}
.cmp{font-size:13px;margin-top:0}
.cmp td:first-child{white-space:nowrap;font-weight:500;color:var(--ink)}
.cmp td:first-child a{display:inline-flex;align-items:center;gap:6px}
.cmp td:nth-child(4),.cmp td:nth-child(5),.cmp th:nth-child(4),.cmp th:nth-child(5){white-space:nowrap}
.cmp tr.cur{background:#f7f8fc}
.cmp tr.cur td:first-child a{color:#4f46e5}
@media (max-width:620px){
  .cmp{display:block;overflow-x:auto;white-space:nowrap}
}
.act{display:flex;gap:6px}
.btn-mini{font:inherit;font-size:12px;padding:5px 11px;border-radius:6px;border:1px solid var(--line2);
  background:#fff;cursor:pointer;color:var(--ink2);white-space:nowrap}
.btn-mini.ok{color:#fff;background:var(--ink);border-color:var(--ink)}
.btn-mini.no:hover{color:#b3261e;border-color:#e3b4ae}

@media (max-width:620px){
  .row2{grid-template-columns:1fr;gap:0}
  .page{padding:24px 24px 50px}
  .page h1{font-size:22px}
}