:root{--bg:#0f172a;--surface:#fff;--surface-muted:#f8fafc;--border:#e2e8f0;--text:#0f172a;--text-muted:#64748b;--primary:#0f172a;--primary-hover:#1e293b;--danger:#dc2626;--success:#16a34a;--radius:12px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--text);background:linear-gradient(160deg,#f1f5f9 0%,#f8fafc 55%,#fff 100%);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--primary)}.page{flex-direction:column;align-items:center;min-height:100vh;padding:24px 16px 64px;display:flex}.brand{align-items:center;gap:8px;margin:12px 0 28px;font-size:20px;font-weight:700;display:flex}.brand-dot{background:var(--primary);border-radius:50%;width:10px;height:10px;display:inline-block}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:412px;padding:28px 24px;box-shadow:0 10px 30px -12px #0f172a26}.card.wide{max-width:720px}.card h1{margin:0 0 6px;font-size:22px}.card p.subtitle{color:var(--text-muted);margin:0 0 22px;font-size:14px}.field{margin-bottom:16px}.field label{color:var(--text-muted);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.field input{border:1px solid var(--border);background:var(--surface-muted);border-radius:8px;width:100%;padding:11px 12px;font-size:15px}.field input:focus{border-color:var(--primary);background:#fff;outline:none}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:12px 14px;font-size:15px;font-weight:600}.btn:hover{background:var(--primary-hover)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-sm{width:auto;padding:6px 12px;font-size:13px}.btn-secondary{color:var(--primary);border:1px solid var(--border);background:0 0}.alert{border-radius:8px;margin-bottom:16px;padding:10px 12px;font-size:13.5px}.alert-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}.foot-link{text-align:center;color:var(--text-muted);margin-top:18px;font-size:14px}.app-shell{width:100%;max-width:720px}.app-header{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.app-header .who{color:var(--text-muted);font-size:13px}table.users-table{border-collapse:collapse;width:100%;font-size:14px}table.users-table th{text-align:left;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);border-bottom:2px solid var(--border);padding:8px;font-size:12px}table.users-table td{border-bottom:1px solid var(--border);vertical-align:middle;padding:10px 8px}.badge{border-radius:999px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.badge-active{color:#15803d;background:#f0fdf4}.badge-inactive{color:#b91c1c;background:#fef2f2}.empty-state{text-align:center;color:var(--text-muted);padding:32px 0;font-size:14px}