:root{--bg:#fafafa;--surface:#fff;--border:#e5e5e5;--text:#111;--text-muted:#6b6b6b;--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#dc2626;--success:#16a34a;--radius:8px;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 12px rgba(0,0,0,.08)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:14px;font-weight:500;cursor:pointer;transition:background .12s,border-color .12s}.btn:hover,button:hover{border-color:#999}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}input[type=email],input[type=number],input[type=password],input[type=text],input[type=url],select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);font-size:14px;font-family:inherit;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);outline-offset:-1px;border-color:transparent}label{display:block;font-size:13px;font-weight:500;margin-bottom:4px;color:var(--text)}.field{margin-bottom:16px}.field-help{font-size:12px;color:var(--text-muted);margin-top:4px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}.stack{flex-direction:column}.row,.stack{display:flex;gap:12px}.row{align-items:center}.muted{color:var(--text-muted)}.error{background:#fef2f2;border:1px solid #fecaca;color:var(--danger);padding:8px 12px;border-radius:var(--radius);font-size:13px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;background:#f1f5f9;color:var(--text);font-size:11px;font-weight:500}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}td,th{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);font-size:13px}th{background:#f8fafc;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}tr:last-child td{border-bottom:none}.container{max-width:1200px;margin:0 auto;padding:24px}.hero{padding:80px 24px;text-align:center;max-width:800px;margin:0 auto}.hero h1{font-size:48px;font-weight:700;letter-spacing:-.02em;margin:0 0 16px}.hero p{font-size:18px;color:var(--text-muted);margin:0 0 32px}.admin{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:20px 12px}.sidebar-brand{font-weight:700;font-size:16px;padding:6px 10px 16px;border-bottom:1px solid var(--border);margin-bottom:12px}.sidebar nav{display:flex;flex-direction:column;gap:2px}.sidebar nav a{display:block;padding:8px 10px;border-radius:6px;font-size:13px;color:var(--text)}.sidebar nav a:hover{background:#f1f5f9;text-decoration:none}.sidebar nav a.active{background:#eff6ff;color:var(--primary);font-weight:500}.sidebar-footer{position:-webkit-sticky;position:sticky;bottom:0;padding-top:12px;margin-top:12px;border-top:1px solid var(--border);font-size:12px;color:var(--text-muted)}.main{padding:32px}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.page-header h1{font-size:24px;font-weight:600;margin:0 0 4px}.page-header .muted{font-size:14px}.grid-2{display:grid;grid-template-columns:1fr 1fr;grid-gap:24px;gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px}.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.kpi-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}.kpi-value{font-size:24px;font-weight:600}code,pre{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:12px}pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:var(--radius);overflow-x:auto;line-height:1.6}code:not(pre code){background:#f1f5f9;padding:2px 6px;border-radius:4px;color:#0f172a}