:root{--unam-blue: #001833;--unam-gold: #ceb877;--unam-ink: #10243f;--unam-muted: #5f6f85;--surface: #f3f6fb;--card: #ffffff;--danger: #d64545;--success: #1f8f4f;font-family:IBM Plex Sans,Segoe UI,sans-serif;line-height:1.4;font-weight:400}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 0% 0%,rgba(206,184,119,.28),transparent 30%),radial-gradient(circle at 100% 100%,rgba(0,24,51,.12),transparent 40%),var(--surface);color:var(--unam-ink)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.page-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{background:linear-gradient(170deg,#001833,#0a2b52);color:#fff;padding:24px 18px}.sidebar h1{margin:0;font-size:22px;letter-spacing:.06em}.sidebar nav{margin-top:28px;display:grid;gap:8px}.nav-item{border:1px solid transparent;border-radius:12px;padding:12px;color:#ffffffdb}.nav-item.active{border-color:#ceb87780;background:#ceb87733;color:#fff}.main{padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.title{margin:0;font-size:30px;font-weight:700;color:var(--unam-blue)}.subtitle{color:var(--unam-muted);margin-top:6px}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}.card{background:var(--card);border-radius:14px;padding:16px;border:1px solid #e2e9f3;box-shadow:0 8px 24px #10243f0f}.card strong{font-size:24px;color:var(--unam-blue)}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}.table th,.table td{text-align:left;padding:12px;border-bottom:1px solid #edf2f8}.table th{font-size:12px;color:var(--unam-muted);text-transform:uppercase;letter-spacing:.04em}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700}.badge.admin{background:#0018331f;color:var(--unam-blue)}.badge.editor{background:#ceb87740;color:#8a6e18}.badge.reader{background:#2196f326;color:#1763a1}.btn{border:none;border-radius:10px;padding:10px 14px;cursor:pointer}.btn.primary{background:var(--unam-blue);color:#fff}.btn.gold{background:var(--unam-gold);color:var(--unam-blue);font-weight:700}.btn.danger{background:var(--danger);color:#fff}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:100%;max-width:420px;background:#fff;padding:28px;border-radius:18px;box-shadow:0 14px 30px #10243f1f}.login-card input{width:100%;margin-top:10px;margin-bottom:14px;height:44px;border-radius:10px;border:1px solid #d8e1ee;padding:10px 12px}.stack{display:grid;gap:12px}@media(max-width:900px){.page-shell{grid-template-columns:1fr}.sidebar{padding-bottom:8px}}