/* 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}
.c_da613bd7{max-width:1040px;margin:0 auto;padding:0 32px}
.c_7f85a216{max-width:760px}

/* Header */
.c_aae3f33f{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);backdrop-filter:blur(8px);border-bottom:1px solid var(--dm-line)}
.c_751a7ec1{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.c_151e1307{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;text-decoration:none}
.c_ef6701a2{width:26px;height:26px;border:1.5px solid var(--dm-ink);border-radius:7px;display:grid;place-items:center;font-size:12px}
.c_3f89c7e9{display:flex;gap:28px;font-size:14px;color:var(--dm-muted)}
.c_3f89c7e9 a{color:inherit;text-decoration:none;transition:color .15s}
.c_3f89c7e9 a:hover{color:var(--dm-ink)}
.c_acd63348{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}
.c_acd63348:hover{background:var(--dm-ink);color:#fff}
.c_d8278561{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 */
.c_01691655{padding:84px 0 64px;text-align:center}
.c_f456b806{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dm-accent);margin-bottom:20px}
.c_bde4be8c{font-size:56px;line-height:1.08;font-weight:700;letter-spacing:-1.5px;max-width:800px;margin:0 auto}
.c_bde4be8c em{font-style:normal;color:var(--dm-accent)}
.c_56a1e3d3{font-size:18px;color:var(--dm-muted);max-width:540px;margin:24px auto 0}
.c_048d7ee0{display:flex;gap:34px;justify-content:center;margin:36px 0 32px;font-size:13px;color:var(--dm-muted);flex-wrap:wrap}
.c_048d7ee0 div{min-width:80px}
.c_048d7ee0 b{display:block;color:var(--dm-ink);font-size:19px;font-weight:600;margin-bottom:2px}
.c_8ce30825{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.c_812c280d{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}
.c_812c280d small{display:block;font-size:11px;font-weight:400;opacity:.6}
.c_812c280d.solid{background:var(--dm-ink);color:#fff}
.c_812c280d.solid:hover{background:#000}
.c_812c280d.line{background:#fff;color:var(--dm-ink);border:1px solid var(--dm-line)}
.c_812c280d.line:hover{border-color:var(--dm-ink)}
.c_e87d1855{padding:9px 16px;font-size:13.5px}

/* phone mockup */
.c_e3181676{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)}
.c_e3181676:before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:90px;height:5px;border-radius:3px;background:var(--dm-line)}
.c_e5687459{position:absolute;inset:34px 20px 20px;display:flex;flex-direction:column;gap:12px}
.c_3b6822d2{height:64px;border:1px dashed var(--dm-line);border-radius:12px}
.c_80220a05{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 */
.c_7e12fc38{padding:76px 0;border-top:1px solid var(--dm-line)}
.c_b03230fb{background:var(--dm-soft)}
.c_a29ec779{max-width:560px;margin-bottom:46px}
.c_470e5b44{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dm-muted)}
.c_a29ec779 h2{font-size:34px;font-weight:700;letter-spacing:-.8px;margin:10px 0 6px}
.c_a29ec779 p{color:var(--dm-muted);font-size:15px}

/* Feature grid — hairline dividers */
.c_8866ac38{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}
.c_ff86cc57{background:#fff;padding:32px 26px}
.c_b03230fb .c_ff86cc57{background:var(--dm-soft)}
.c_b03230fb .c_ff86cc57:hover{background:#fff}
.c_75da71c4{font-size:20px;color:var(--dm-accent);margin-bottom:14px}
.c_ff86cc57 h3{font-size:18px;font-weight:600;margin-bottom:6px}
.c_ff86cc57 p{color:var(--dm-muted);font-size:14px}

/* FAQ */
.c_3ee942ee{max-width:720px}
.c_3ee942ee details{border-bottom:1px solid var(--dm-line);padding:18px 0}
.c_3ee942ee summary{cursor:pointer;font-size:16px;font-weight:500;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.c_3ee942ee summary::-webkit-details-marker{display:none}
.c_3ee942ee summary:after{content:"+";color:var(--dm-muted);font-size:20px;line-height:1}
.c_3ee942ee details[open] summary:after{content:"\2212"}
.c_3ee942ee p{color:var(--dm-muted);font-size:14.5px;margin-top:10px}
.c_3ee942ee p a,.c_ad2869f0 a{color:var(--dm-accent);text-decoration:none}
.c_ad2869f0{margin-top:24px;color:var(--dm-muted);font-size:14px}

/* News cards */
.c_772a226e{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.c_22d5e201{text-decoration:none;color:inherit;display:block}
.c_f8c9c2cb{aspect-ratio:16/10;border:1px solid var(--dm-line);border-radius:12px;margin-bottom:14px;background:var(--dm-soft);overflow:hidden}
.c_f8c9c2cb img{width:100%;height:100%;object-fit:cover}
.c_22d5e201 time{font-size:12.5px;color:var(--dm-muted)}
.c_22d5e201 h3{font-size:16px;font-weight:600;margin:5px 0}
.c_22d5e201 p{font-size:14px;color:var(--dm-muted)}
.c_e90413c9{margin-top:34px;text-align:center}
.c_dc90986c{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}
.c_dc90986c:hover{background:var(--dm-ink);color:#fff}
.c_25d12584{text-align:center;color:var(--dm-muted);padding:40px;border:1px dashed var(--dm-line);border-radius:14px;font-size:15px}

/* CTA */
.c_70683df0{text-align:center;padding:20px 0}
.c_70683df0 h2{font-size:38px;font-weight:700;letter-spacing:-1px}
.c_70683df0 p{color:var(--dm-muted);margin:14px 0 28px}

/* Page hero + breadcrumb */
.c_cd405774{padding:56px 0 30px;border-bottom:1px solid var(--dm-line)}
.c_cd405774 h1{font-size:38px;font-weight:700;letter-spacing:-.8px}
.c_cd405774 p{color:var(--dm-muted);margin-top:8px}
.c_b5819c69{padding:16px 0;font-size:13.5px;color:var(--dm-muted)}
.c_b5819c69 a{color:var(--dm-muted);text-decoration:none}
.c_b5819c69 a:hover{color:var(--dm-ink)}
.c_b70e6772{margin:0 8px;opacity:.5}
.c_b5819c69 .c_16948952{color:var(--dm-ink)}

/* List layout: main + side */
.c_f718cc43{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:start}
.c_14967e97{min-width:0}
.c_0beeccf1{display:flex;flex-direction:column;gap:22px}
.c_315f23f6{display:grid;grid-template-columns:200px 1fr;gap:22px;padding-bottom:22px;border-bottom:1px solid var(--dm-line)}
.c_315f23f6:last-child{border-bottom:none}
.c_3ef66563{aspect-ratio:16/10;border-radius:12px;overflow:hidden;border:1px solid var(--dm-line);background:var(--dm-soft)}
.c_3ef66563 img{width:100%;height:100%;object-fit:cover}
.c_4fe31948 h3{font-size:19px;font-weight:600;margin-bottom:8px}
.c_4fe31948 h3 a{text-decoration:none;color:var(--dm-ink)}
.c_4fe31948 h3 a:hover{color:var(--dm-accent)}
.c_4fe31948 p{color:var(--dm-muted);font-size:14.5px}
.c_67a736e1{margin-top:10px;font-size:12.5px;color:var(--dm-muted);display:flex;gap:16px}
.c_8f7e4579{max-width:820px}

/* pagination */
.c_4ba34513{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:30px;font-size:14px}
.c_4ba34513 a,.c_4ba34513 .c_16948952,.c_4ba34513 .c_26c00b26{padding:7px 12px;border:1px solid var(--dm-line);border-radius:8px;text-decoration:none;color:var(--dm-muted)}
.c_4ba34513 a:hover{border-color:var(--dm-ink);color:var(--dm-ink)}
.c_4ba34513 .c_16948952{background:var(--dm-ink);color:#fff;border-color:var(--dm-ink)}
.c_4ba34513 .c_26c00b26{opacity:.5}
.c_4ba34513 .c_59efd30a{margin-left:auto;color:var(--dm-muted);border:none}

/* sidebar */
.c_27adbbb6{display:flex;flex-direction:column;gap:22px;position:sticky;top:84px}
.c_f7c8f097{border:1px solid var(--dm-line);border-radius:14px;padding:22px}
.c_f7c8f097 h4{font-size:15px;margin-bottom:14px;font-weight:600}
.c_d74ce8cc{display:flex;justify-content:space-between;font-size:13.5px;color:var(--dm-muted);padding:7px 0;border-bottom:1px dashed var(--dm-line)}
.c_d74ce8cc:last-of-type{border-bottom:none}
.c_d74ce8cc b{color:var(--dm-ink);font-weight:600}
.c_d74ce8cc a{color:var(--dm-accent);text-decoration:none;font-size:13px}
.c_00ca8bb1{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}
.c_00ca8bb1:hover{background:#000}

/* detail */
.c_235b70a5 h1{font-size:32px;font-weight:700;line-height:1.25;margin-bottom:14px}
.c_3485dd7a{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--dm-muted);padding-bottom:22px;border-bottom:1px solid var(--dm-line)}
.c_b774c0d5{padding:26px 0;font-size:16.5px}
.c_b774c0d5 h2{font-size:24px;font-weight:600;margin:26px 0 10px}
.c_b774c0d5 h3{font-size:20px;font-weight:600;margin:22px 0 8px}
.c_b774c0d5 p{margin-bottom:16px;color:#2b2e33}
.c_b774c0d5 a{color:var(--dm-accent);text-decoration:none}
.c_b774c0d5 ul,.c_b774c0d5 ol{margin:0 0 16px 22px}
.c_b774c0d5 img{border-radius:12px;margin:8px 0 16px}
.c_b774c0d5 blockquote{border-left:3px solid var(--dm-line);padding-left:18px;color:var(--dm-muted);margin:0 0 16px}
.c_4cb34c64{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.c_4cb34c64 a,.c_95f2d7d4 a,.c_83f94205 a{border:1px solid var(--dm-line);border-radius:999px;padding:6px 14px;text-decoration:none;color:var(--dm-muted);font-size:13px}
.c_4cb34c64 a:hover,.c_95f2d7d4 a:hover{border-color:var(--dm-ink);color:var(--dm-ink)}
.c_6e79f18f{display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:22px;border-top:1px solid var(--dm-line);font-size:14px}
.c_6e79f18f a{color:var(--dm-accent);text-decoration:none;max-width:46%}
.c_6e79f18f .c_26c00b26{color:var(--dm-muted);opacity:.6}
.c_1118c72c{margin-top:40px}
.c_1118c72c h2{font-size:22px;font-weight:600;margin-bottom:18px}

/* tags cloud */
.c_95f2d7d4{display:flex;flex-wrap:wrap;gap:12px}
.c_95f2d7d4 a{font-size:15px;padding:9px 18px}
.c_28dbf8b9{color:var(--dm-accent);margin-left:6px;font-size:12px}
.c_83f94205{padding-bottom:20px;border-bottom:1px solid var(--dm-line);margin-bottom:8px}
.c_83f94205 h1{font-size:30px;font-weight:700}
.c_30f3b2f5{color:var(--dm-accent);margin-right:4px}
.c_83f94205 p{color:var(--dm-muted);margin-top:8px}
.c_89d64783{font-size:14px}
.c_92a85480{margin-top:30px;text-align:center}
.c_92a85480 a{color:var(--dm-accent);text-decoration:none;font-size:14px}

/* search */
.c_fd8bf5a3{display:flex;gap:0;margin-bottom:26px;border:1px solid var(--dm-line);border-radius:12px;overflow:hidden}
.c_fd8bf5a3 input{flex:1;border:none;padding:14px 18px;font-size:15px;outline:none}
.c_fd8bf5a3 button{border:none;background:var(--dm-ink);color:#fff;padding:0 28px;font-size:15px;cursor:pointer}
.c_9e271aad{text-align:center;color:var(--dm-muted);margin-bottom:22px;font-size:14px}

/* 404 */
.c_e6aba978{text-align:center;padding:60px 0}
.c_980848db{font-size:120px;font-weight:800;letter-spacing:-4px;color:var(--dm-line);line-height:1}
.c_e6aba978 p{color:var(--dm-muted);margin:12px 0 26px;font-size:16px}

/* sticky mobile download bar */
.c_9ebffcff{display:none}

/* Footer */
.c_3d24dd15{border-top:1px solid var(--dm-line);padding:52px 0 34px;font-size:14px;color:var(--dm-muted)}
.c_03357b6c{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:32px}
.c_3d24dd15 h5{color:var(--dm-ink);font-size:14px;margin-bottom:12px}
.c_3d24dd15 ul{list-style:none}
.c_3d24dd15 li{margin-bottom:8px}
.c_3d24dd15 a{color:var(--dm-muted);text-decoration:none}
.c_3d24dd15 a:hover{color:var(--dm-ink)}
.c_9d02f602 p{max-width:340px}
.c_4e3f5a2b{border-top:1px solid var(--dm-line);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}
.c_b3b7fece{text-align:right}

/* Responsive */
@media (max-width:860px){
  .c_bde4be8c{font-size:40px}
  .c_3f89c7e9{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}
  .c_3f89c7e9 a{padding:12px 0;border-bottom:1px solid var(--dm-line)}
  .c_d8278561{display:block}
  .c_751a7ec1{position:relative}
  .c_8866ac38,.c_772a226e{grid-template-columns:1fr}
  .c_f718cc43{grid-template-columns:1fr}
  .c_27adbbb6{position:static}
  .c_315f23f6{grid-template-columns:1fr}
  .c_03357b6c{grid-template-columns:1fr;gap:24px}
  .c_7e12fc38{padding:52px 0}
  .c_da613bd7{padding:0 22px}
  .c_b3b7fece{text-align:left}
}
@media (max-width:640px){
  .c_9ebffcff{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}
  .c_5e5e1c86{font-size:12px;color:var(--dm-muted)}
  .c_5e5e1c86 b{display:block;color:var(--dm-ink);font-size:14px}
  body{padding-bottom:66px}
  .c_01691655{padding:56px 0 40px}
  .c_048d7ee0{gap:20px}
}


/* fingerprint */
.kd4c6444{text-align:left}
.k48084f0{width:100%}
.kde77c92{overflow:hidden}
.k97ce8c5{box-sizing:border-box}
.keb93a2d{padding:0}
.k82619be{margin:0}
:root{--fp-0922b069:1px}