.layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:220px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:0}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 20px 16px;border-bottom:1px solid var(--border);font-size:16px;font-weight:700}.brand-icon{font-size:22px;color:var(--accent)}.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:var(--text-muted);font-size:13px;font-weight:500;transition:background .15s,color .15s}.nav-item:hover{background:var(--surface2);color:var(--text)}.nav-item.active{background:#4f6ef726;color:var(--accent)}.nav-icon{font-size:16px;width:20px;text-align:center}.sidebar-footer{padding:12px;border-top:1px solid var(--border)}.admin-info{display:flex;align-items:center;gap:10px}.admin-avatar{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}.main-content{flex:1;overflow-y:auto;padding:28px 32px}.page-header{margin-bottom:24px}.page-title{font-size:20px;font-weight:700}.page-sub{color:var(--text-muted);font-size:13px;margin-top:2px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.stat-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.stat-value{font-size:28px;font-weight:700;margin-top:4px}.toolbar{display:flex;gap:10px;margin-bottom:16px;align-items:center}.toolbar input{max-width:260px}.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;width:100%;max-width:480px;box-shadow:var(--shadow)}.modal-title{font-size:17px;font-weight:700;margin-bottom:20px}.form-row{margin-bottom:14px}.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:5px}.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.toggle-row{display:flex;align-items:center;gap:10px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:40px;text-align:center;box-shadow:var(--shadow)}.login-logo{font-size:40px;color:var(--accent);margin-bottom:8px}.login-title{font-size:22px;font-weight:700}.login-sub{color:var(--text-muted);font-size:13px;margin-bottom:28px}.login-form{text-align:left}.login-error{background:#ef44441a;color:var(--danger);border-radius:6px;padding:8px 12px;font-size:13px;margin-bottom:12px}.login-btn{width:100%;margin-top:4px;padding:10px;font-size:15px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f1117;--surface: #1a1d27;--surface2: #222638;--border: #2e3147;--accent: #4f6ef7;--accent-hover: #6b85f8;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--text: #e2e8f0;--text-muted: #8892b0;--radius: 8px;--shadow: 0 4px 24px rgba(0,0,0,.4)}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}a{color:inherit;text-decoration:none}input,select,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);padding:8px 12px;font-size:14px;width:100%;outline:none;transition:border-color .2s}input:focus,select:focus{border-color:var(--accent)}button{cursor:pointer;border:none;border-radius:var(--radius);font-size:14px;font-weight:500;padding:8px 16px;transition:background .2s,opacity .2s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}table{width:100%;border-collapse:collapse}th{text-align:left;font-weight:600;color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:10px 12px;border-bottom:1px solid var(--border)}td{padding:12px;border-bottom:1px solid var(--border)}tr:last-child td{border-bottom:none}tr:hover td{background:var(--surface2)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:600}.badge-success{background:#22c55e26;color:var(--success)}.badge-danger{background:#ef444426;color:var(--danger)}.badge-warning{background:#f59e0b26;color:var(--warning)}.badge-info{background:#4f6ef726;color:var(--accent)}