*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f0f2f5;color:#1a1a2e;font-size:14px;}
/* Login */
#loginPage{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);}
.login-box{background:#fff;border-radius:12px;padding:48px 40px;width:400px;box-shadow:0 20px 60px rgba(0,0,0,0.3);}
.login-logo{text-align:center;margin-bottom:32px;}
.login-logo h1{font-size:28px;font-weight:700;color:#1a1a2e;letter-spacing:2px;}
.login-logo p{color:#888;margin-top:6px;font-size:13px;}
.form-group{margin-bottom:20px;}
.form-group label{display:block;margin-bottom:6px;font-weight:500;color:#333;}
.form-group input{width:100%;padding:10px 14px;border:1px solid #ddd;border-radius:8px;font-size:14px;transition:border-color .2s;}
.form-group input:focus{outline:none;border-color:#4f46e5;}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s;}
.btn-primary{background:#4f46e5;color:#fff;}
.btn-primary:hover{background:#4338ca;}
.btn-success{background:#10b981;color:#fff;}
.btn-success:hover{background:#059669;}
.btn-danger{background:#ef4444;color:#fff;}
.btn-danger:hover{background:#dc2626;}
.btn-warning{background:#f59e0b;color:#fff;}
.btn-warning:hover{background:#d97706;}
.btn-secondary{background:#6b7280;color:#fff;}
.btn-secondary:hover{background:#4b5563;}
.btn-outline{background:#fff;color:#4f46e5;border:1px solid #4f46e5;}
.btn-outline:hover{background:#f5f3ff;}
.btn-sm{padding:6px 14px;font-size:13px;}
.btn-full{width:100%;justify-content:center;padding:12px;}
.login-error{color:#ef4444;font-size:13px;margin-top:8px;text-align:center;}
/* Layout */
#adminPage{display:none;min-height:100vh;}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:240px;background:#1a1a2e;color:#fff;overflow-y:auto;z-index:100;}
.sidebar-header{padding:20px 24px;border-bottom:1px solid rgba(255,255,255,0.1);}
.sidebar-header h2{font-size:18px;font-weight:700;letter-spacing:1px;}
.sidebar-header p{font-size:12px;color:#94a3b8;margin-top:2px;}
.sidebar-nav{padding:16px 0;}
.nav-section{margin-bottom:8px;}
.nav-section-title{padding:8px 24px;font-size:11px;text-transform:uppercase;letter-spacing:1px;color:#64748b;font-weight:600;}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 24px;cursor:pointer;color:#94a3b8;transition:all .2s;font-size:13px;}
.nav-badge{margin-left:auto;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:#fff1f2;color:#e11d48;font-size:11px;font-weight:700;line-height:20px;text-align:center;}
.nav-item.active .nav-badge{background:#fff;color:#4f46e5;}
.nav-item:hover{background:rgba(255,255,255,0.05);color:#fff;}
.nav-item.active{background:rgba(79,70,229,0.2);color:#818cf8;border-right:3px solid #818cf8;}
.nav-item .icon{width:18px;text-align:center;}
.main-content{margin-left:240px;padding:24px;min-height:100vh;}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.page-header-actions{display:flex;align-items:center;gap:12px;}
.page-title{font-size:22px;font-weight:700;color:#1a1a2e;}
.page-subtitle{font-size:13px;color:#888;margin-top:2px;}
/* Cards */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;}
.stat-card{background:#fff;border-radius:10px;padding:20px;box-shadow:0 1px 4px rgba(0,0,0,0.08);}
.stat-card .label{font-size:13px;color:#888;margin-bottom:8px;}
.stat-card .value{font-size:28px;font-weight:700;color:#1a1a2e;}
.stat-card .sub{font-size:12px;color:#888;margin-top:4px;}
.stat-card.blue .value{color:#4f46e5;}
.stat-card.green .value{color:#10b981;}
.stat-card.orange .value{color:#f59e0b;}
.stat-card.red .value{color:#ef4444;}
.stat-card-action{cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;}
.stat-card-action:hover,.stat-card-action:focus-visible{transform:translateY(-2px);box-shadow:0 4px 14px rgba(79,70,229,.16);outline:none;}
/* Table */
.card{background:#fff;border-radius:10px;box-shadow:0 1px 4px rgba(0,0,0,0.08);overflow:hidden;}
.card-header{padding:16px 20px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;}
.card-title{font-size:16px;font-weight:600;}
.filters{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.filter-input{padding:8px 12px;border:1px solid #ddd;border-radius:7px;font-size:13px;outline:none;transition:border-color .2s;}
.filter-input:focus{border-color:#4f46e5;}
.filter-select{padding:8px 12px;border:1px solid #ddd;border-radius:7px;font-size:13px;outline:none;background:#fff;cursor:pointer;}
table{width:100%;border-collapse:collapse;}
th{padding:12px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;color:#888;background:#fafafa;border-bottom:1px solid #f0f0f0;}
td{padding:12px 16px;border-bottom:1px solid #f8f8f8;color:#374151;}
tr:last-child td{border-bottom:none;}
tr:hover td{background:#fafafe;}
.table-wrap{overflow-x:auto;}
/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:500;}
.badge-green{background:#d1fae5;color:#065f46;}
.badge-red{background:#fee2e2;color:#991b1b;}
.badge-blue{background:#dbeafe;color:#1e40af;}
.badge-orange{background:#fed7aa;color:#9a3412;}
.badge-gray{background:#f3f4f6;color:#374151;}
.badge-purple{background:#ede9fe;color:#5b21b6;}
.badge-yellow{background:#fef3c7;color:#92400e;}
/* Pagination */
.pagination{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-top:1px solid #f0f0f0;}
.pagination-info{font-size:13px;color:#888;}
.pagination-btns{display:flex;gap:6px;}
.page-btn{padding:6px 12px;border:1px solid #ddd;border-radius:6px;background:#fff;cursor:pointer;font-size:13px;transition:all .2s;}
.page-btn:hover{border-color:#4f46e5;color:#4f46e5;}
.page-btn.active{background:#4f46e5;border-color:#4f46e5;color:#fff;}
.page-btn:disabled{opacity:0.4;cursor:not-allowed;}
/* Modal */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:1000;align-items:center;justify-content:center;padding:20px;}
.modal-overlay.show{display:flex;}
.modal{background:#fff;border-radius:12px;width:100%;max-width:680px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,0.2);}
.modal-lg{max-width:860px;}
.modal-header{padding:20px 24px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:#fff;z-index:1;}
.modal-title{font-size:18px;font-weight:600;}
.modal-close{width:32px;height:32px;border:none;background:#f5f5f5;border-radius:8px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;color:#888;}
.modal-close:hover{background:#ffe0e0;color:#ef4444;}
.modal-body{padding:24px;}
.modal-footer{padding:16px 24px;border-top:1px solid #f0f0f0;display:flex;justify-content:flex-end;gap:10px;position:sticky;bottom:0;background:#fff;}
/* Form */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-group{margin-bottom:18px;}
.form-group label{display:block;margin-bottom:6px;font-weight:500;color:#374151;font-size:13px;}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:9px 13px;border:1px solid #ddd;border-radius:7px;font-size:14px;outline:none;transition:border-color .2s;font-family:inherit;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#4f46e5;box-shadow:0 0 0 3px rgba(79,70,229,0.1);}
.form-group textarea{min-height:100px;resize:vertical;}
/* Detail View */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.detail-item{padding:12px;background:#f8f9fa;border-radius:8px;}
.detail-item .key{font-size:12px;color:#888;margin-bottom:4px;}
.detail-item .val{font-size:14px;color:#1a1a2e;font-weight:500;word-break:break-all;}
.detail-full{grid-column:1/-1;}
/* Toast */
#toast{position:fixed;top:24px;right:24px;background:#1a1a2e;color:#fff;padding:12px 20px;border-radius:8px;font-size:14px;z-index:9999;opacity:0;transform:translateY(-10px);transition:all .3s;pointer-events:none;max-width:320px;}
#toast.show{opacity:1;transform:translateY(0);}
#toast.success{background:#10b981;}
#toast.error{background:#ef4444;}
/* Topbar */
.topbar{background:#fff;padding:12px 24px;margin:-24px -24px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e5e7eb;box-shadow:0 1px 3px rgba(0,0,0,0.06);}
.topbar-right{display:flex;align-items:center;gap:12px;}
.admin-info{font-size:13px;color:#888;}
/* Section pages */
.section-page{display:none;}
.section-page.active{display:block;}
/* Overview charts placeholder */
.chart-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-bottom:24px;}
.mini-chart{background:#fff;border-radius:10px;padding:20px;box-shadow:0 1px 4px rgba(0,0,0,0.08);}
.mini-chart h3{font-size:14px;font-weight:600;margin-bottom:16px;color:#1a1a2e;}
.mini-chart-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px;}
.mini-chart-head h3{margin-bottom:0;}
.chart-period{padding:5px 8px;border:1px solid #ddd;border-radius:6px;background:#fff;color:#555;font-size:12px;}
.bar-item{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.bar-label{width:80px;font-size:12px;color:#666;text-align:right;}
.bar-track{flex:1;background:#f0f0f0;border-radius:4px;height:10px;overflow:hidden;}
.bar-fill{height:100%;border-radius:4px;background:#4f46e5;transition:width .6s ease;}
.bar-val{width:30px;font-size:12px;color:#333;font-weight:600;}
.growth-item{margin-bottom:14px;}
.growth-item-head{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:#333;margin-bottom:6px;}
.growth-item-head strong{max-width:62%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.growth-item-head span,.growth-item-meta{color:#888;font-size:11px;}
.growth-item-meta{margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
/* Config table */
.config-val-input{width:100%;padding:7px 10px;border:1px solid #ddd;border-radius:6px;font-size:13px;}
.config-save-btn{padding:5px 12px;background:#4f46e5;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:12px;}
.actions{display:flex;gap:6px;align-items:center;}
.text-truncate{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.empty-state{text-align:center;padding:60px 20px;color:#aaa;}
.empty-state .icon{font-size:48px;margin-bottom:12px;}
.tag{display:inline-block;padding:2px 8px;background:#ede9fe;color:#5b21b6;border-radius:4px;font-size:11px;margin:2px;}