:root{--bg:#0f1117;--card:#171a23;--border:#262b38;--text:#e6e8ef;--muted:#8b91a3;--accent:#4f8cff;--pass:#34c98e;--warn:#f0a83c;--fail:#ef5b6e;--pass-bg:rgba(52,201,142,0.12);--warn-bg:rgba(240,168,60,0.12);--fail-bg:rgba(239,91,110,0.12)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;line-height:1.6}main{max-width:860px;margin:0 auto;padding:40px 20px 80px}h1{font-size:26px;margin:0 0 4px}.subtitle{color:var(--muted);margin:0 0 28px;font-size:14px}.audit-form{display:flex;gap:10px;margin-bottom:12px}.audit-form input{flex:1 1;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:var(--text);font-size:15px;outline:none}.audit-form input:focus{border-color:var(--accent)}.audit-form button{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:12px 26px;font-size:15px;cursor:pointer;white-space:nowrap}.audit-form button:disabled{opacity:.6;cursor:not-allowed}.hint{color:var(--muted);font-size:13px;margin:0 0 24px}.error-card{background:var(--fail-bg);border:1px solid var(--fail);border-radius:12px;padding:14px 18px;margin-bottom:20px;color:var(--fail)}.loading{color:var(--muted);padding:30px 0;text-align:center}.score-hero{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:20px;display:flex;align-items:center;gap:24px;flex-wrap:wrap}.score-total{font-size:52px;font-weight:700;line-height:1}.score-total .grade{display:inline-block;margin-left:10px;font-size:26px;vertical-align:14px;color:var(--accent)}.breakdown{display:flex;gap:10px;flex-wrap:wrap}.chip{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:6px 12px;font-size:13px;color:var(--muted)}.chip b{color:var(--text);margin-left:4px}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px 22px;margin-bottom:16px}.card>header{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:10px}.card h2{font-size:16px;margin:0}.badge{font-size:12px;padding:2px 10px;border-radius:999px;white-space:nowrap}.badge.pass{background:var(--pass-bg);color:var(--pass)}.badge.warn{background:var(--warn-bg);color:var(--warn)}.badge.fail{background:var(--fail-bg);color:var(--fail)}.muted{color:var(--muted);font-size:13px}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:7px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:500;font-size:12px}tr:last-child td{border-bottom:none}.suggestions{margin:8px 0 0;padding-left:20px}.suggestions li{margin-bottom:6px;font-size:14px}.type-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.share-row{display:flex;align-items:center;gap:12px;margin-bottom:20px}.share-button{background:transparent;color:var(--accent);border:1px solid var(--accent);border-radius:10px;padding:8px 18px;font-size:14px;cursor:pointer}.share-button:hover{background:rgba(79,140,255,.12)}footer{margin-top:30px;color:var(--muted);font-size:13px}.premium-teaser{border-color:rgba(79,140,255,.35)}.premium-features{list-style:none;margin:10px 0 18px;padding:0}.premium-features li{margin:8px 0;font-size:14px;color:var(--text)}.premium-actions{display:flex;flex-direction:column;gap:10px}.premium-button{background:transparent;color:var(--accent);border:1px solid var(--accent);border-radius:10px;padding:10px 18px;font-size:14px;cursor:pointer}.premium-button:hover{background:rgba(79,140,255,.12)}.premium-button.primary{background:var(--accent);color:#fff}.premium-button.primary:hover{background:#3f7bef}.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%);background:var(--card);border:1px solid var(--border);color:var(--text);padding:10px 18px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.4);font-size:14px;max-width:90vw;z-index:50}@media (min-width:640px){.premium-actions{flex-direction:row}}.site-header{border-bottom:1px solid var(--border);background:var(--card)}.site-header-inner{max-width:860px;margin:0 auto;padding:14px 20px;display:flex;justify-content:space-between;align-items:center}.site-header .brand{color:var(--text);font-weight:700;text-decoration:none}.site-header nav{display:flex;gap:18px}.site-header nav a{color:var(--muted);text-decoration:none;font-size:14px}.site-header nav a:hover{color:var(--text)}.report-list{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}.report-item{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 18px}.report-item .report-link{color:var(--text);text-decoration:none;font-size:15px}.report-item .report-link:hover{color:var(--accent)}.grade-badge{width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}.grade-badge.a{background:var(--pass-bg);color:var(--pass)}.grade-badge.b{background:rgba(79,140,255,.12);color:var(--accent)}.grade-badge.c{background:var(--warn-bg);color:var(--warn)}.grade-badge.d{background:var(--fail-bg);color:var(--fail)}.article .signals{margin:8px 0 0;padding-left:20px;font-size:14px;color:var(--muted)}.article footer a{color:var(--accent);text-decoration:none}.article footer a:hover{text-decoration:underline}.static-content{margin-top:36px;padding-top:26px;border-top:1px solid var(--border)}.static-content h2{font-size:20px;margin:0 0 12px}.static-content p{font-size:14px;margin:0 0 10px}.static-content ol{padding-left:22px;margin:0;font-size:14px}.static-content li{margin-bottom:8px}.faq-item h3{font-size:15px;margin:18px 0 4px}.faq-item p{color:var(--muted);margin:0}