:root{--bg: #0e1117;--surface: #161b22;--surface-2: #1d232c;--border: #2a3140;--border-soft: #1f2530;--text: #e6e9ef;--text-muted: #98a1b2;--accent: #4f8cff;--accent-hover: #3973e8;--success-bg: #0c2a1f;--success-border: #1e6b50;--success-text: #6ee7b7;--error-bg: #2c1416;--error-border: #6b2226;--error-text: #f87171;--badge-paid-bg: #103a2c;--badge-paid-text: #6ee7b7;--badge-pending-bg: #2c2516;--badge-pending-text: #f8c25b}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px}h1,h2,h3,p{margin-top:0}h1{font-size:22px;font-weight:700}h2{font-size:16px;font-weight:600;display:flex;gap:8px;align-items:center}a{color:var(--accent)}input{width:100%;min-height:40px;border:1px solid var(--border);border-radius:6px;padding:0 12px;font:inherit;background:var(--surface-2);color:var(--text)}input:focus{outline:none;border-color:var(--accent)}button{display:inline-flex;gap:8px;align-items:center;justify-content:center;min-height:38px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#fff;padding:0 14px;font:inherit;cursor:pointer;font-weight:500}button:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button:disabled{cursor:not-allowed;opacity:.45}button.icon{width:38px;padding:0;background:var(--surface-2);border-color:var(--border)}button.icon:hover:not(:disabled){background:var(--surface);border-color:var(--accent)}button.ghost{background:transparent;border-color:var(--border);color:var(--text)}button.ghost:hover:not(:disabled){background:var(--surface-2);border-color:var(--accent)}.boot{display:grid;place-items:center;height:100vh;color:var(--text-muted)}.landing{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;width:min(1080px,calc(100vw - 32px));margin:80px auto}.hero h1{font-size:48px;margin-bottom:12px}.hero .lede{color:var(--text-muted);line-height:1.7;margin-bottom:24px}.hero-bullets{list-style:none;padding:0;display:grid;gap:10px;color:var(--text-muted)}.hero-bullets li{display:flex;gap:10px;align-items:center}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px}.tab-bar{display:flex;gap:4px;margin-bottom:16px;background:var(--surface-2);padding:4px;border-radius:8px}.tab-bar button{flex:1;background:transparent;border-color:transparent;color:var(--text-muted)}.tab-bar button.active{background:var(--surface);border-color:var(--border);color:var(--text)}.auth-card form{display:grid;gap:12px}.auth-card .hint,.auth-card .divider{color:var(--text-muted);font-size:12px;line-height:1.5}.auth-card .divider{text-align:center;margin:6px 0;border-top:1px solid var(--border-soft);padding-top:12px}.layout{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:20px 12px}.brand{font-weight:700;font-size:18px;padding:0 8px 16px;border-bottom:1px solid var(--border-soft);margin-bottom:14px}.nav-group{margin-bottom:16px}.nav-group-title{color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em;padding:0 8px;margin-bottom:6px}.nav-item{display:block;width:100%;text-align:left;background:transparent;border:none;color:var(--text);padding:9px 10px;border-radius:6px;margin-bottom:2px;min-height:unset;font-weight:400}.nav-item:hover:not(:disabled){background:var(--surface-2)}.nav-item.active{background:var(--accent);color:#fff}.main-area{display:flex;flex-direction:column;min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;border-bottom:1px solid var(--border-soft);background:var(--surface)}.topbar h1{margin:0;font-size:20px}.user-menu{display:flex;gap:14px;align-items:center}.user-email{color:var(--text-muted);font-size:13px}.page{padding:24px 28px;flex:1;min-width:0}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:18px}.notice{display:flex;gap:10px;align-items:center;padding:12px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);margin-bottom:16px}.notice.success{background:var(--success-bg);border-color:var(--success-border);color:var(--success-text)}.notice.error{background:var(--error-bg);border-color:var(--error-border);color:var(--error-text)}.dashboard{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.dashboard .card.spans-2{grid-column:span 3}.dashboard .stat header{display:flex;gap:8px;align-items:center;color:var(--text-muted);font-size:13px;margin-bottom:12px}.stat-value{font-size:22px;font-weight:600;margin-bottom:8px}.stat-value.muted{color:var(--text-muted)}.stat-sub{color:var(--text-muted);font-size:12px}.quick-actions{display:flex;flex-wrap:wrap;gap:10px}.plans-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.plan-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:20px}.plan-card h3{margin-bottom:6px}.plan-card .price{font-size:28px;font-weight:700;margin:8px 0}.plan-card .duration,.plan-card .quota{color:var(--text-muted);font-size:13px;margin-bottom:4px}.plan-card .desc{color:var(--text-muted);font-size:12px;line-height:1.6;margin:8px 0 12px}.table-card{padding:0;overflow:hidden}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border-soft)}.table th{color:var(--text-muted);font-weight:500;background:var(--surface-2)}.table tr:last-child td{border-bottom:none}.mono{font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;font-size:12px}.badge{display:inline-block;padding:3px 8px;border-radius:4px;font-size:12px;font-weight:500}.badge.paid{background:var(--badge-paid-bg);color:var(--badge-paid-text)}.badge.pending{background:var(--badge-pending-bg);color:var(--badge-pending-text)}.account{display:grid;gap:16px;max-width:720px}.account .card form{display:grid;gap:12px;margin-top:12px;max-width:360px}.kv{display:grid;grid-template-columns:120px 1fr;gap:8px 16px;margin:0}.kv dt{color:var(--text-muted)}.kv dd{margin:0}.url-row{display:grid;grid-template-columns:110px minmax(0,1fr) 38px;gap:8px;align-items:center;margin:10px 0}code{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:var(--surface-2);border:1px solid var(--border-soft);border-radius:6px;padding:9px 10px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;font-size:12px}.prose h3{margin-top:18px;margin-bottom:8px;font-size:15px}.prose p,.prose li{color:var(--text-muted);line-height:1.7}.prose ol,.prose ul{padding-left:22px}.muted{color:var(--text-muted)}.empty{color:var(--text-muted);padding:40px;text-align:center}.hint{color:var(--text-muted);font-size:12px;margin-top:8px}@media (max-width: 900px){.landing{grid-template-columns:1fr;margin:32px auto}.dashboard{grid-template-columns:1fr}.dashboard .card.spans-2{grid-column:span 1}.layout{grid-template-columns:1fr}.sidebar{border-right:none;border-bottom:1px solid var(--border)}.nav-group{display:inline-block;margin-right:12px}}