:root{--unam-blue: #003366;--unam-gold: #c8a84e;--unam-gold-light: #e8d48e;--bg-dark: #0f1117;--bg-card: #1a1d27;--bg-card-hover: #22263a;--bg-sidebar: #141720;--text-primary: #f0f2f5;--text-secondary: #8b92a5;--text-muted: #5a6178;--border-color: #2a2e3e;--accent: #4f6ef7;--accent-light: #6b85ff;--success: #34d399;--warning: #fbbf24;--danger: #f87171;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-dark);color:var(--text-primary);min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-light)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a0d14,#111827,#0a0d14);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 40%,rgba(0,51,102,.15) 0%,transparent 50%),radial-gradient(circle at 70% 60%,rgba(200,168,78,.08) 0%,transparent 50%);animation:loginBg 20s ease infinite}@keyframes loginBg{0%,to{transform:translate(0)}50%{transform:translate(-5%,-5%)}}.login-card{position:relative;background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:48px;width:100%;max-width:420px;box-shadow:var(--shadow)}.login-logo{display:flex;flex-direction:column;align-items:center;margin-bottom:32px}.login-logo img{width:80px;height:80px;margin-bottom:16px}.login-logo h1{font-size:1.5rem;font-weight:700;color:var(--unam-gold);letter-spacing:.5px}.login-logo p{color:var(--text-secondary);font-size:.85rem;margin-top:4px}.form-group{margin-bottom:20px}.form-group label{display:block;color:var(--text-secondary);font-size:.8rem;font-weight:500;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.95rem;transition:border-color .2s,box-shadow .2s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #4f6ef726}.form-group textarea{resize:vertical;min-height:100px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:none;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-light));color:#fff;width:100%}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px #4f6ef74d}.btn-gold{background:linear-gradient(135deg,var(--unam-gold),var(--unam-gold-light));color:var(--bg-dark)}.btn-gold:hover{transform:translateY(-1px);box-shadow:0 4px 16px #c8a84e4d}.btn-danger{background:#f8717126;color:var(--danger);border:1px solid rgba(248,113,113,.3)}.btn-danger:hover{background:#f8717140}.btn-sm{padding:8px 16px;font-size:.8rem}.btn-icon{padding:8px;min-width:36px;height:36px}.login-error{background:#f871711a;border:1px solid rgba(248,113,113,.3);border-radius:var(--radius-sm);color:var(--danger);padding:10px 14px;font-size:.85rem;margin-bottom:16px}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-sidebar);border-right:1px solid var(--border-color);padding:24px 0;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-logo{display:flex;align-items:center;gap:12px;padding:0 24px 24px;border-bottom:1px solid var(--border-color)}.sidebar-logo img{width:40px;height:40px}.sidebar-logo h2{font-size:1rem;font-weight:700;color:var(--unam-gold)}.sidebar-logo span{font-size:.7rem;color:var(--text-muted);display:block;margin-top:2px}.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}.nav-section{margin-bottom:24px}.nav-section-title{font-size:.65rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);padding:0 12px;margin-bottom:8px}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.875rem;font-weight:500;transition:all .15s;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-link:hover{background:var(--bg-card);color:var(--text-primary)}.nav-link.active{background:#4f6ef71f;color:var(--accent)}.nav-link svg{width:18px;height:18px;flex-shrink:0}.sidebar-user{padding:16px 24px;border-top:1px solid var(--border-color);display:flex;align-items:center;gap:12px}.sidebar-user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--unam-blue),var(--accent));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;color:#fff}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{font-size:.85rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-role{font-size:.7rem;color:var(--text-muted);text-transform:capitalize}.main-content{flex:1;margin-left:260px;padding:32px;min-height:100vh}.page-header{margin-bottom:32px}.page-header h1{font-size:1.75rem;font-weight:700;margin-bottom:4px}.page-header p{color:var(--text-secondary);font-size:.9rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:24px;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.stat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.stat-card-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center}.stat-card-icon.blue{background:#4f6ef726;color:var(--accent)}.stat-card-icon.gold{background:#c8a84e26;color:var(--unam-gold)}.stat-card-icon.green{background:#34d39926;color:var(--success)}.stat-card-icon.red{background:#f8717126;color:var(--danger)}.stat-card-value{font-size:2rem;font-weight:700;line-height:1}.stat-card-label{font-size:.8rem;color:var(--text-secondary);margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:24px;margin-bottom:24px}.card-title{font-size:1.1rem;font-weight:600;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}thead th{text-align:left;padding:12px 16px;font-size:.75rem;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border-color)}tbody td{padding:14px 16px;font-size:.9rem;border-bottom:1px solid var(--border-color);vertical-align:middle}tbody tr{transition:background .15s}tbody tr:hover{background:var(--bg-card-hover)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-blue{background:#4f6ef726;color:var(--accent)}.badge-gold{background:#c8a84e26;color:var(--unam-gold)}.badge-green{background:#34d39926;color:var(--success)}.badge-red{background:#f8717126;color:var(--danger)}.badge-gray{background:#8a92a526;color:var(--text-secondary)}.actions{display:flex;gap:8px}.modal-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:32px;width:100%;max-width:560px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow);animation:slideUp .2s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal h2{font-size:1.25rem;margin-bottom:24px}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.modal-actions .btn{width:auto}.btn-secondary{background:var(--bg-dark);color:var(--text-secondary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);color:var(--text-primary)}.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.toolbar .search-input{flex:1;min-width:200px;padding:10px 16px;background:var(--bg-dark);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.9rem}.toolbar .search-input:focus{outline:none;border-color:var(--accent)}.chart-container{height:300px;margin-top:16px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 24px;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.5}.empty-state p{font-size:.95rem}.loading-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-dark)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media(max-width:768px){.grid-2{grid-template-columns:1fr}.sidebar{display:none}.main-content{margin-left:0}}