*{margin:0;padding:0;box-sizing:border-box}
body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;line-height:1.7;color:#1a1a2e;background:#fafbfc;font-size:17px}
.w{max-width:800px;margin:0 auto;padding:0 20px}
header{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);color:#fff;padding:20px 0}
.bc{font-size:13px;opacity:.7;margin-bottom:8px}
.bc a{color:#fff;text-decoration:none}
h1{font-size:clamp(1.5rem,4vw,2.2rem);font-weight:800;line-height:1.2;margin-bottom:8px}
.mt{font-size:13px;opacity:.8;display:flex;gap:16px;flex-wrap:wrap}
.toc{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:24px;margin:24px 0}
.toc h2{font-size:16px;margin-bottom:12px}
.toc ol{padding-left:20px}
.toc li{margin:6px 0}
.toc a{color:#2563eb;text-decoration:none}
.intro{background:#fff;border-radius:12px;padding:32px;margin:24px 0;border:1px solid #e2e8f0}
.intro p{margin-bottom:16px}
.c{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px;margin:20px 0;transition:box-shadow .2s}
.c:hover{box-shadow:0 4px 24px rgba(0,0,0,.08)}
.ch{display:flex;gap:16px;align-items:center;margin-bottom:16px}
.cr{font-size:28px;font-weight:900;color:#2563eb;min-width:40px}
.cl{border-radius:12px;flex-shrink:0;object-fit:contain}
.ci{flex:1}
.ci h3{font-size:18px;font-weight:700;margin-bottom:4px}
.cs{display:flex;align-items:center;gap:8px;font-size:14px}
.cs span{font-weight:700}
.cb{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0;font-size:15px}
.cb ul{list-style:none;padding:0}
.cb li{padding:4px 0 4px 20px;position:relative}
.cb li::before{content:"✓";position:absolute;left:0;color:#22c55e;font-weight:700}
.cb .cn li::before{content:"✗";color:#ef4444}
.cl2{font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:#64748b;margin-bottom:8px}
.ct{display:inline-block;background:#2563eb;color:#fff;padding:12px 32px;border-radius:8px;text-decoration:none;font-weight:700;font-size:15px}
.ct:hover{background:#1d4ed8}
.bn{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;padding:12px;text-align:center;font-weight:600;color:#166534;margin:12px 0}
section{margin:32px 0}
section h2{font-size:clamp(1.2rem,3vw,1.6rem);font-weight:700;margin-bottom:16px;border-bottom:2px solid #e2e8f0;padding-bottom:8px}
section p{margin-bottom:16px}
section ul,section ol{margin:12px 0 16px 20px}
section li{margin:6px 0}
.fq{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin:12px 0;overflow:hidden}
.fq summary{padding:16px 20px;cursor:pointer;font-weight:600}
.fq p{padding:0 20px 16px}
.au{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:24px;margin:32px 0}
.au img{width:64px;height:64px;border-radius:50%;flex-shrink:0;object-fit:contain}
.au h3{font-size:16px;font-weight:700}
.au p{font-size:14px;color:#64748b;margin-top:4px}
.tr{background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px;padding:24px;margin:24px 0}
.tr h2{color:#1e40af;border:0;padding:0;margin-bottom:8px;font-size:18px}
footer{background:#1a1a2e;color:#fff;padding:32px 0;margin-top:48px;font-size:14px}
footer a{color:#93c5fd;text-decoration:none}
.fb{border-top:1px solid rgba(255,255,255,.1);margin-top:24px;padding-top:16px;text-align:center;opacity:.7}
.ls{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}
.ls a{color:#fff;text-decoration:none;padding:4px 10px;border-radius:4px;font-size:12px;background:rgba(255,255,255,.1)}
.ls a.ac{background:rgba(255,255,255,.25)}
@media(max-width:640px){.cb{grid-template-columns:1fr}.ch{flex-wrap:wrap}}