:root{--color-bg: #f0f2f5;--color-sidebar: #0a1628;--color-sidebar-hover: #1a2d4a;--color-sidebar-active: #0052cc;--color-surface: #ffffff;--color-border: #dfe1e6;--color-primary: #0052cc;--color-primary-hover: #0065ff;--color-text: #172b4d;--color-text-secondary: #5e6c84;--color-text-muted: #97a0af;--color-success: #00875a;--color-success-bg: #e3fcef;--color-danger: #de350b;--color-danger-bg: #ffebe6;--color-warning: #ff991f;--color-warning-bg: #fffae6;--color-info-bg: #deebff;--shadow-sm: 0 1px 2px rgba(9,30,66,.08);--shadow-md: 0 4px 8px rgba(9,30,66,.12);--radius: 4px;--sidebar-width: 220px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;color:var(--color-text);background:var(--color-bg);line-height:1.5}.admin-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--color-sidebar);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-logo{padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-logo .logo-title{font-size:15px;font-weight:700;color:#fff}.sidebar-logo .logo-sub{font-size:11px;color:#ffffff73;margin-top:2px}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;color:#ffffffa6;text-decoration:none;font-size:13px;font-weight:500;transition:all .15s;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--color-sidebar-hover);color:#fff}.nav-item.active{background:var(--color-sidebar-active);color:#fff}.nav-item .nav-icon{font-size:16px;width:20px;text-align:center}.sidebar-footer{padding:12px 16px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#fff6}.sidebar-footer .admin-name{color:#ffffffbf;font-weight:500;margin-bottom:2px}.main-content{margin-left:var(--sidebar-width);flex:1;padding:28px;min-height:100vh}.page-header{margin-bottom:24px}.page-header h1{font-size:20px;font-weight:700;color:var(--color-text)}.page-header p{font-size:13px;color:var(--color-text-secondary);margin-top:4px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.card-header{padding:16px 20px;border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:14px}.card-body{padding:20px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}.stat-card .stat-label{font-size:12px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px}.stat-card .stat-value{font-size:28px;font-weight:700;color:var(--color-text);margin-top:6px;line-height:1}.stat-card .stat-unit{font-size:13px;color:var(--color-text-muted);margin-top:4px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;padding:10px 14px;font-size:12px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.4px;border-bottom:2px solid var(--color-border);white-space:nowrap}td{padding:12px 14px;border-bottom:1px solid var(--color-border);font-size:13px;vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:#f7f8fa}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:3px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}.badge-active{background:var(--color-success-bg);color:var(--color-success)}.badge-past-due{background:var(--color-warning-bg);color:#974f0c}.badge-read-only{background:#fff0b3;color:#974f0c}.badge-canceled{background:var(--color-danger-bg);color:var(--color-danger)}.badge-suspended{background:#f4f5f7;color:#42526e}.badge-info{background:var(--color-info-bg);color:var(--color-primary)}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;font-size:13px;font-weight:500;border:1px solid transparent;border-radius:var(--radius);cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-secondary{background:#fff;color:var(--color-text);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:#f4f5f7}.btn-danger{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}.btn-danger:hover:not(:disabled){background:#bf2600}.btn-warning{background:var(--color-warning);color:#fff;border-color:var(--color-warning)}.btn-sm{padding:4px 10px;font-size:12px}.btn-ghost{background:none;border-color:transparent;color:var(--color-text-secondary)}.btn-ghost:hover:not(:disabled){background:#f4f5f7;color:var(--color-text)}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:4px;font-size:12px;font-weight:600;color:var(--color-text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:8px 10px;font-size:14px;border:2px solid var(--color-border);border-radius:var(--radius);background:#fff;color:var(--color-text);transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--color-primary)}.form-textarea{resize:vertical;min-height:72px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#091e4280;z-index:500;display:flex;align-items:center;justify-content:center;padding:24px}.modal{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-md);width:100%;max-width:560px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--color-border);font-weight:700;font-size:15px}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:16px 20px;border-top:1px solid var(--color-border)}.modal-close{background:none;border:none;font-size:18px;cursor:pointer;color:var(--color-text-muted);line-height:1}.alert{padding:10px 14px;border-radius:var(--radius);font-size:13px;margin-bottom:16px}.alert-error{background:var(--color-danger-bg);color:var(--color-danger);border:1px solid #ffc5b3}.alert-success{background:var(--color-success-bg);color:var(--color-success);border:1px solid #79f2c0}.alert-info{background:var(--color-info-bg);color:var(--color-primary);border:1px solid #b3d4ff}.text-muted{color:var(--color-text-muted)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.search-bar{display:flex;gap:10px;margin-bottom:16px;align-items:center}.search-input{flex:1;max-width:320px;padding:7px 10px;font-size:13px;border:2px solid var(--color-border);border-radius:var(--radius);background:#fff}.search-input:focus{outline:none;border-color:var(--color-primary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-sidebar)}.login-card{background:#fff;border-radius:var(--radius);padding:40px 36px;width:100%;max-width:380px;box-shadow:var(--shadow-md)}.login-title{font-size:20px;font-weight:700;text-align:center;margin-bottom:6px}.login-sub{font-size:13px;color:var(--color-text-secondary);text-align:center;margin-bottom:24px}.login-btn{width:100%;justify-content:center;padding:10px;font-size:14px}.cap-grid{display:grid;grid-template-columns:1fr auto auto auto auto;gap:4px 12px;align-items:center}.cap-grid-header{font-size:11px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.4px;text-align:center}.cap-grid-label{font-size:13px;font-weight:500}.cap-grid input[type=checkbox]{cursor:pointer}.section{margin-bottom:28px}.section-title{font-size:13px;font-weight:700;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media (max-width: 768px){.two-col{grid-template-columns:1fr}}.detail-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid #f4f5f7;font-size:13px}.detail-row:last-child{border-bottom:none}.detail-row .label{color:var(--color-text-secondary)}.detail-row .value{font-weight:500;text-align:right}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f4f5f7}::-webkit-scrollbar-thumb{background:#c1c7d0;border-radius:3px}