:root{--primary:#4f46e5;--primary-hover:#4338ca;--primary-light:#4f46e51a;--bg:#f8fafc;--card-bg:#fff;--text:#1e293b;--text-secondary:#64748b;--border:#e2e8f0;--success:#10b981;--success-bg:#f0fdf4;--danger:#ef4444;--danger-bg:#fef2f2;--warning:#f59e0b;--warning-bg:#fffbeb;--radius:12px;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000a;--shadow-lg:0 10px 25px -3px #00000014}@media (prefers-color-scheme:dark){:root{--primary:#818cf8;--primary-hover:#6366f1;--primary-light:#818cf826;--bg:#0f172a;--card-bg:#1e293b;--text:#f1f5f9;--text-secondary:#94a3b8;--border:#334155;--success-bg:#052e16;--danger-bg:#450a0a;--warning-bg:#451a03;--shadow:0 1px 3px #0000004d;--shadow-lg:0 10px 25px #0006}}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans SC,sans-serif;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.navbar{background:var(--card-bg);border-bottom:1px solid var(--border);z-index:100;height:60px;box-shadow:var(--shadow);justify-content:space-between;align-items:center;padding:0 24px;display:flex;position:sticky;top:0}.navbar-brand{color:var(--text);align-items:center;gap:10px;font-size:18px;font-weight:700;text-decoration:none;display:flex}.navbar-brand span{font-size:24px}.navbar-nav{align-items:center;gap:8px;display:flex}.nav-link{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px 14px;font-size:14px;text-decoration:none;transition:all .2s}.nav-link:hover{background:var(--bg);color:var(--text)}.container{max-width:960px;margin:0 auto;padding:32px 24px}.container-sm{max-width:440px;margin:0 auto;padding:32px 24px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}.card-header{text-align:center;margin-bottom:24px}.card-header h1{margin-bottom:6px;font-size:22px;font-weight:700}.card-header p{color:var(--text-secondary);font-size:14px}.form-group{margin-bottom:18px}.form-group label{margin-bottom:6px;font-size:14px;font-weight:600;display:block}.form-control{border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:8px;outline:none;padding:10px 14px;font-size:15px;transition:border-color .2s,box-shadow .2s}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.form-hint{color:var(--text-secondary);margin-top:4px;font-size:12px}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:15px;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);text-decoration:none}.btn-block{width:100%}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-outline{border:1px solid var(--border);color:var(--text);background:0 0}.btn-outline:hover{background:var(--bg)}.btn-sm{padding:6px 14px;font-size:13px}.alert{border-radius:8px;margin-bottom:18px;padding:12px 16px;font-size:14px}.alert-error{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}.alert-success{background:var(--success-bg);color:var(--success);border:1px solid var(--success)}.alert-warning{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning)}.divider{border:none;border-top:1px solid var(--border);margin:24px 0}.badge{border-radius:20px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-block}.badge-success{color:#16a34a;background:#dcfce7}.badge-danger{color:#dc2626;background:#fee2e2}@media (prefers-color-scheme:dark){.badge-success{color:#86efac;background:#052e16}.badge-danger{color:#fca5a5;background:#450a0a}}.tabs{border-bottom:2px solid var(--border);gap:4px;margin-bottom:24px;display:flex}.tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 18px;font-size:14px;font-weight:600;transition:all .2s}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:10px 14px;font-size:14px}th{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;font-size:12px;font-weight:600}tr:hover td{background:var(--bg)}.avatar{background:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:16px;font-weight:700;display:flex}.avatar-lg{width:72px;height:72px;font-size:28px}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat-value{font-size:28px;font-weight:700}.stat-label{color:var(--text-secondary);margin-top:4px;font-size:13px}code{background:var(--bg);border-radius:4px;padding:2px 6px;font-family:SF Mono,Fira Code,monospace;font-size:13px}pre{background:var(--bg);border-radius:8px;padding:16px;font-size:13px;line-height:1.5;overflow-x:auto}pre code{background:0 0;padding:0}.footer{text-align:center;color:var(--text-secondary);padding:24px;font-size:13px}@media (width<=640px){.container{padding:16px}.card{padding:20px}.navbar{padding:0 16px}.navbar-nav{gap:4px}.nav-link{padding:6px 10px;font-size:13px}}