:root[data-theme=dark]{--bg: #0f1420;--bg-elevated: #171e2e;--bg-card: #1c2436;--border: #2a3448;--text: #e6ebf5;--text-muted: #8a95ab;--primary: #4f8cff;--primary-hover: #3a7bff;--success: #34d399;--danger: #f87171;--warning: #fbbf24;--shadow: 0 4px 24px rgba(0, 0, 0, .4)}:root[data-theme=light]{--bg: #f4f6fb;--bg-elevated: #ffffff;--bg-card: #ffffff;--border: #e2e8f0;--text: #1a2130;--text-muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--success: #059669;--danger: #dc2626;--warning: #d97706;--shadow: 0 4px 20px rgba(30, 41, 59, .08)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);transition:background .2s ease,color .2s ease;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-elevated);border-right:1px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}.sidebar .logo{font-size:18px;font-weight:700;padding:8px 12px 20px;color:var(--primary)}.nav-link{padding:10px 12px;border-radius:8px;color:var(--text-muted);font-size:14px;font-weight:500;transition:background .15s ease,color .15s ease}.nav-link:hover{background:var(--bg-card);color:var(--text)}.nav-link.active{background:var(--primary);color:#fff}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:60px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:var(--bg-elevated)}.topbar .title{font-size:16px;font-weight:600}.topbar .actions{display:flex;align-items:center;gap:12px}.content{padding:24px;flex:1}.grid{display:grid;gap:16px}.grid.cols-4{grid-template-columns:repeat(4,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-2{grid-template-columns:repeat(2,1fr)}@media (max-width: 1100px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:1fr 1fr}}@media (max-width: 720px){.grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}.sidebar{width:64px}.sidebar .logo,.nav-link{font-size:0}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:var(--shadow)}.card h3{font-size:13px;font-weight:500;color:var(--text-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:28px;font-weight:700}.stat-value.pos{color:var(--success)}.stat-value.neg{color:var(--danger)}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600}.badge.green{background:#34d39926;color:var(--success)}.badge.red{background:#f8717126;color:var(--danger)}.badge.blue{background:#4f8cff26;color:var(--primary)}.badge.gray{background:var(--bg-elevated);color:var(--text-muted)}.btn{padding:9px 16px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--text);font-size:14px;font-weight:500;transition:all .15s ease}.btn:hover{border-color:var(--primary)}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.icon-btn{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--text);font-size:16px;display:flex;align-items:center;justify-content:center}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;color:var(--text-muted)}.field input,.field select{padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:14px}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.auth-card{width:360px;padding:32px}.auth-card h1{font-size:22px;margin-bottom:4px;color:var(--primary)}.auth-card p.sub{color:var(--text-muted);font-size:14px;margin-bottom:24px}.error-text{color:var(--danger);font-size:13px;margin-top:8px}.muted{color:var(--text-muted)}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:28px;height:28px;animation:spin .8s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.notif-item{padding:10px 12px;border-bottom:1px solid var(--border);font-size:13px}.notif-item .n-title{font-weight:600}.notif-item .n-time{color:var(--text-muted);font-size:11px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h2{font-size:22px}.section-gap{margin-top:24px}