/* dl_minimal — 极简留白 Minimal
   纯白底 · 大量留白 · 单一品牌蓝 · 发丝级细线 */
:root{
  --dm-line:#e9eaee;
  --dm-ink:#14161a;
  --dm-muted:#6b7280;
  --dm-accent:#2f5bea;
  --dm-soft:#fafbfc;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  color:var(--dm-ink);background:#fff;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
.bcf03__475f{max-width:1040px;margin:0 auto;padding:0 32px}
.b5a17__3bcf{max-width:760px}

/* Header */
.b999f__c891{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);backdrop-filter:blur(8px);border-bottom:1px solid var(--dm-line)}
.b27f7__c755{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.b40ac__8efd{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;text-decoration:none}
.bcdf4__dff7{width:26px;height:26px;border:1.5px solid var(--dm-ink);border-radius:7px;display:grid;place-items:center;font-size:12px}
.b8e2b__bcb2{display:flex;gap:28px;font-size:14px;color:var(--dm-muted)}
.b8e2b__bcb2 a{color:inherit;text-decoration:none;transition:color .15s}
.b8e2b__bcb2 a:hover{color:var(--dm-ink)}
.bc7de__7a44{font-size:13.5px;color:var(--dm-ink);text-decoration:none;border:1px solid var(--dm-ink);border-radius:999px;padding:8px 16px;white-space:nowrap;transition:.15s}
.bc7de__7a44:hover{background:var(--dm-ink);color:#fff}
.b4ecd__c36d{display:none;background:none;border:1px solid var(--dm-line);border-radius:8px;font-size:18px;width:38px;height:34px;cursor:pointer;color:var(--dm-ink)}

/* Hero */
.b0271__8a59{padding:84px 0 64px;text-align:center}
.b719c__9d5b{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dm-accent);margin-bottom:20px}
.bf729__7de5{font-size:56px;line-height:1.08;font-weight:700;letter-spacing:-1.5px;max-width:800px;margin:0 auto}
.bf729__7de5 em{font-style:normal;color:var(--dm-accent)}
.bd89f__c360{font-size:18px;color:var(--dm-muted);max-width:540px;margin:24px auto 0}
.b2193__f7fe{display:flex;gap:34px;justify-content:center;margin:36px 0 32px;font-size:13px;color:var(--dm-muted);flex-wrap:wrap}
.b2193__f7fe div{min-width:80px}
.b2193__f7fe b{display:block;color:var(--dm-ink);font-size:19px;font-weight:600;margin-bottom:2px}
.bf101__5a50{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.bae7f__d1d2{border-radius:12px;padding:14px 26px;font-size:15px;text-decoration:none;display:inline-flex;align-items:center;gap:10px;font-weight:500;line-height:1.2;transition:.15s}
.bae7f__d1d2 small{display:block;font-size:11px;font-weight:400;opacity:.6}
.bae7f__d1d2.solid{background:var(--dm-ink);color:#fff}
.bae7f__d1d2.solid:hover{background:#000}
.bae7f__d1d2.line{background:#fff;color:var(--dm-ink);border:1px solid var(--dm-line)}
.bae7f__d1d2.line:hover{border-color:var(--dm-ink)}
.b7f11__c672{padding:9px 16px;font-size:13.5px}

/* phone mockup */
.ba833__8056{width:270px;height:520px;margin:64px auto 0;border:1px solid var(--dm-line);border-radius:34px;position:relative;background:linear-gradient(180deg,var(--dm-soft),#fff);box-shadow:0 40px 80px -50px rgba(20,22,26,.35)}
.ba833__8056:before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:90px;height:5px;border-radius:3px;background:var(--dm-line)}
.b9904__af4e{position:absolute;inset:34px 20px 20px;display:flex;flex-direction:column;gap:12px}
.b9ece__2323{height:64px;border:1px dashed var(--dm-line);border-radius:12px}
.b784b__654c{flex:1;border:1px dashed var(--dm-line);border-radius:12px;display:grid;place-items:center;font-size:44px;color:var(--dm-line);font-weight:700}

/* Sections */
.ba3af__690e{padding:76px 0;border-top:1px solid var(--dm-line)}
.b2176__ff8b{background:var(--dm-soft)}
.b5f1c__b211{max-width:560px;margin-bottom:46px}
.bced6__5404{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dm-muted)}
.b5f1c__b211 h2{font-size:34px;font-weight:700;letter-spacing:-.8px;margin:10px 0 6px}
.b5f1c__b211 p{color:var(--dm-muted);font-size:15px}

/* Feature grid — hairline dividers */
.b742b__44a0{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--dm-line);border:1px solid var(--dm-line);border-radius:14px;overflow:hidden}
.b5c22__cbef{background:#fff;padding:32px 26px}
.b2176__ff8b .b5c22__cbef{background:var(--dm-soft)}
.b2176__ff8b .b5c22__cbef:hover{background:#fff}
.b6295__d650{font-size:20px;color:var(--dm-accent);margin-bottom:14px}
.b5c22__cbef h3{font-size:18px;font-weight:600;margin-bottom:6px}
.b5c22__cbef p{color:var(--dm-muted);font-size:14px}

/* FAQ */
.bb686__4f62{max-width:720px}
.bb686__4f62 details{border-bottom:1px solid var(--dm-line);padding:18px 0}
.bb686__4f62 summary{cursor:pointer;font-size:16px;font-weight:500;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.bb686__4f62 summary::-webkit-details-marker{display:none}
.bb686__4f62 summary:after{content:"+";color:var(--dm-muted);font-size:20px;line-height:1}
.bb686__4f62 details[open] summary:after{content:"\2212"}
.bb686__4f62 p{color:var(--dm-muted);font-size:14.5px;margin-top:10px}
.bb686__4f62 p a,.b56a1__a6a3 a{color:var(--dm-accent);text-decoration:none}
.b56a1__a6a3{margin-top:24px;color:var(--dm-muted);font-size:14px}

/* News cards */
.bff77__ddb0{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.b1bf1__6be8{text-decoration:none;color:inherit;display:block}
.b4a90__a927{aspect-ratio:16/10;border:1px solid var(--dm-line);border-radius:12px;margin-bottom:14px;background:var(--dm-soft);overflow:hidden}
.b4a90__a927 img{width:100%;height:100%;object-fit:cover}
.b1bf1__6be8 time{font-size:12.5px;color:var(--dm-muted)}
.b1bf1__6be8 h3{font-size:16px;font-weight:600;margin:5px 0}
.b1bf1__6be8 p{font-size:14px;color:var(--dm-muted)}
.b7fd7__1ff2{margin-top:34px;text-align:center}
.bf535__dcb1{display:inline-block;border:1px solid var(--dm-ink);border-radius:999px;padding:11px 24px;font-size:14px;text-decoration:none;color:var(--dm-ink);transition:.15s}
.bf535__dcb1:hover{background:var(--dm-ink);color:#fff}
.bccd4__6d6b{text-align:center;color:var(--dm-muted);padding:40px;border:1px dashed var(--dm-line);border-radius:14px;font-size:15px}

/* CTA */
.bd451__e471{text-align:center;padding:20px 0}
.bd451__e471 h2{font-size:38px;font-weight:700;letter-spacing:-1px}
.bd451__e471 p{color:var(--dm-muted);margin:14px 0 28px}

/* Page hero + breadcrumb */
.bbf91__afee{padding:56px 0 30px;border-bottom:1px solid var(--dm-line)}
.bbf91__afee h1{font-size:38px;font-weight:700;letter-spacing:-.8px}
.bbf91__afee p{color:var(--dm-muted);margin-top:8px}
.b1e00__3caf{padding:16px 0;font-size:13.5px;color:var(--dm-muted)}
.b1e00__3caf a{color:var(--dm-muted);text-decoration:none}
.b1e00__3caf a:hover{color:var(--dm-ink)}
.b651c__027f{margin:0 8px;opacity:.5}
.b1e00__3caf .bbd85__7993{color:var(--dm-ink)}

/* List layout: main + side */
.bb603__56d7{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:start}
.b5402__5bfb{min-width:0}
.b8605__99de{display:flex;flex-direction:column;gap:22px}
.bc74c__6b9f{display:grid;grid-template-columns:200px 1fr;gap:22px;padding-bottom:22px;border-bottom:1px solid var(--dm-line)}
.bc74c__6b9f:last-child{border-bottom:none}
.b603e__6a51{aspect-ratio:16/10;border-radius:12px;overflow:hidden;border:1px solid var(--dm-line);background:var(--dm-soft)}
.b603e__6a51 img{width:100%;height:100%;object-fit:cover}
.b3885__813a h3{font-size:19px;font-weight:600;margin-bottom:8px}
.b3885__813a h3 a{text-decoration:none;color:var(--dm-ink)}
.b3885__813a h3 a:hover{color:var(--dm-accent)}
.b3885__813a p{color:var(--dm-muted);font-size:14.5px}
.b6b24__143f{margin-top:10px;font-size:12.5px;color:var(--dm-muted);display:flex;gap:16px}
.b6e60__2bf0{max-width:820px}

/* pagination */
.b7ed0__8fb9{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:30px;font-size:14px}
.b7ed0__8fb9 a,.b7ed0__8fb9 .bbd85__7993,.b7ed0__8fb9 .b5f1f__3f0a{padding:7px 12px;border:1px solid var(--dm-line);border-radius:8px;text-decoration:none;color:var(--dm-muted)}
.b7ed0__8fb9 a:hover{border-color:var(--dm-ink);color:var(--dm-ink)}
.b7ed0__8fb9 .bbd85__7993{background:var(--dm-ink);color:#fff;border-color:var(--dm-ink)}
.b7ed0__8fb9 .b5f1f__3f0a{opacity:.5}
.b7ed0__8fb9 .b8f93__365f{margin-left:auto;color:var(--dm-muted);border:none}

/* sidebar */
.b23a4__96c8{display:flex;flex-direction:column;gap:22px;position:sticky;top:84px}
.b4abe__0632{border:1px solid var(--dm-line);border-radius:14px;padding:22px}
.b4abe__0632 h4{font-size:15px;margin-bottom:14px;font-weight:600}
.bbd08__25b0{display:flex;justify-content:space-between;font-size:13.5px;color:var(--dm-muted);padding:7px 0;border-bottom:1px dashed var(--dm-line)}
.bbd08__25b0:last-of-type{border-bottom:none}
.bbd08__25b0 b{color:var(--dm-ink);font-weight:600}
.bbd08__25b0 a{color:var(--dm-accent);text-decoration:none;font-size:13px}
.b8845__a4c8{display:block;text-align:center;margin-top:14px;background:var(--dm-ink);color:#fff;padding:11px;border-radius:10px;text-decoration:none;font-size:14px;font-weight:500}
.b8845__a4c8:hover{background:#000}

/* detail */
.bbeea__ebf1 h1{font-size:32px;font-weight:700;line-height:1.25;margin-bottom:14px}
.b5235__189c{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--dm-muted);padding-bottom:22px;border-bottom:1px solid var(--dm-line)}
.b782b__cacf{padding:26px 0;font-size:16.5px}
.b782b__cacf h2{font-size:24px;font-weight:600;margin:26px 0 10px}
.b782b__cacf h3{font-size:20px;font-weight:600;margin:22px 0 8px}
.b782b__cacf p{margin-bottom:16px;color:#2b2e33}
.b782b__cacf a{color:var(--dm-accent);text-decoration:none}
.b782b__cacf ul,.b782b__cacf ol{margin:0 0 16px 22px}
.b782b__cacf img{border-radius:12px;margin:8px 0 16px}
.b782b__cacf blockquote{border-left:3px solid var(--dm-line);padding-left:18px;color:var(--dm-muted);margin:0 0 16px}
.bfa47__83c2{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.bfa47__83c2 a,.b35f9__6665 a,.b33e3__9592 a{border:1px solid var(--dm-line);border-radius:999px;padding:6px 14px;text-decoration:none;color:var(--dm-muted);font-size:13px}
.bfa47__83c2 a:hover,.b35f9__6665 a:hover{border-color:var(--dm-ink);color:var(--dm-ink)}
.b10cc__9f8d{display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:22px;border-top:1px solid var(--dm-line);font-size:14px}
.b10cc__9f8d a{color:var(--dm-accent);text-decoration:none;max-width:46%}
.b10cc__9f8d .b5f1f__3f0a{color:var(--dm-muted);opacity:.6}
.be955__b490{margin-top:40px}
.be955__b490 h2{font-size:22px;font-weight:600;margin-bottom:18px}

/* tags cloud */
.b35f9__6665{display:flex;flex-wrap:wrap;gap:12px}
.b35f9__6665 a{font-size:15px;padding:9px 18px}
.bd5fb__7103{color:var(--dm-accent);margin-left:6px;font-size:12px}
.b33e3__9592{padding-bottom:20px;border-bottom:1px solid var(--dm-line);margin-bottom:8px}
.b33e3__9592 h1{font-size:30px;font-weight:700}
.b41c8__1e72{color:var(--dm-accent);margin-right:4px}
.b33e3__9592 p{color:var(--dm-muted);margin-top:8px}
.b5202__1ffe{font-size:14px}
.b7bfa__fcf5{margin-top:30px;text-align:center}
.b7bfa__fcf5 a{color:var(--dm-accent);text-decoration:none;font-size:14px}

/* search */
.b4536__a1b2{display:flex;gap:0;margin-bottom:26px;border:1px solid var(--dm-line);border-radius:12px;overflow:hidden}
.b4536__a1b2 input{flex:1;border:none;padding:14px 18px;font-size:15px;outline:none}
.b4536__a1b2 button{border:none;background:var(--dm-ink);color:#fff;padding:0 28px;font-size:15px;cursor:pointer}
.b33b8__359f{text-align:center;color:var(--dm-muted);margin-bottom:22px;font-size:14px}

/* 404 */
.bc76e__1b4c{text-align:center;padding:60px 0}
.b0eb3__2a31{font-size:120px;font-weight:800;letter-spacing:-4px;color:var(--dm-line);line-height:1}
.bc76e__1b4c p{color:var(--dm-muted);margin:12px 0 26px;font-size:16px}

/* sticky mobile download bar */
.b501f__4d65{display:none}

/* Footer */
.b4de0__c6ec{border-top:1px solid var(--dm-line);padding:52px 0 34px;font-size:14px;color:var(--dm-muted)}
.b1514__1259{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:32px}
.b4de0__c6ec h5{color:var(--dm-ink);font-size:14px;margin-bottom:12px}
.b4de0__c6ec ul{list-style:none}
.b4de0__c6ec li{margin-bottom:8px}
.b4de0__c6ec a{color:var(--dm-muted);text-decoration:none}
.b4de0__c6ec a:hover{color:var(--dm-ink)}
.badda__fdd6 p{max-width:340px}
.b2038__67d7{border-top:1px solid var(--dm-line);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}
.bd280__9274{text-align:right}

/* Responsive */
@media (max-width:860px){
  .bf729__7de5{font-size:40px}
  .b8e2b__bcb2{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--dm-line);padding:8px 32px}
  .b8e2b__bcb2 a{padding:12px 0;border-bottom:1px solid var(--dm-line)}
  .b4ecd__c36d{display:block}
  .b27f7__c755{position:relative}
  .b742b__44a0,.bff77__ddb0{grid-template-columns:1fr}
  .bb603__56d7{grid-template-columns:1fr}
  .b23a4__96c8{position:static}
  .bc74c__6b9f{grid-template-columns:1fr}
  .b1514__1259{grid-template-columns:1fr;gap:24px}
  .ba3af__690e{padding:52px 0}
  .bcf03__475f{padding:0 22px}
  .bd280__9274{text-align:left}
}
@media (max-width:640px){
  .b501f__4d65{display:flex;align-items:center;justify-content:space-between;gap:12px;position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-top:1px solid var(--dm-line);padding:10px 16px}
  .b234f__e2b5{font-size:12px;color:var(--dm-muted)}
  .b234f__e2b5 b{display:block;color:var(--dm-ink);font-size:14px}
  body{padding-bottom:66px}
  .b0271__8a59{padding:56px 0 40px}
  .b2193__f7fe{gap:20px}
}


/* fingerprint */
.kc3fd090{text-align:center}
.k807f19a{margin:0}
.k8ccff1d{width:100%}
.ke686dbd{text-align:left}
.k47193f8{box-sizing:border-box}
:root{--fp-ee6832b3:1px}