:root{--primary:#ff6b00;--primary-hover:#e66000;--bg:#f8f9fa;--card-bg:#fff;--text:#333;--text-muted:#666;--border:#e0e0e0;--success:#28a745;--warning:#ffc107;--danger:#dc3545;--shadow:0 4px 12px #0000000d;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5}.app-container{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);background:#fff;flex-direction:column;gap:32px;width:260px;padding:24px;display:flex}.logo{color:var(--primary);align-items:center;gap:8px;font-size:24px;font-weight:800;display:flex}.nav-links{flex-direction:column;gap:8px;display:flex}.nav-item{color:var(--text-muted);border-radius:8px;align-items:center;gap:12px;padding:12px 16px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover,.nav-item.active{color:var(--primary);background:#fff5eb}.main-content{flex:1;padding:40px;overflow-y:auto}.header{justify-content:space-between;align-items:center;margin-bottom:32px;display:flex}.card{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);background:#fff;padding:24px}.grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;display:grid}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:8px;padding:10px 20px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}.btn-outline{border:1px solid var(--border);color:var(--text);background:0 0}.btn-outline:hover{background:#f8f9fa}.form-group{margin-bottom:20px}label{color:var(--text-muted);margin-bottom:8px;font-size:14px;font-weight:600;display:block}input,select,textarea{border:1px solid var(--border);border-radius:8px;width:100%;padding:12px;font-size:15px;transition:border-color .2s}input:focus{border-color:var(--primary);outline:none}table{border-collapse:collapse;width:100%}th{text-align:left;border-bottom:2px solid var(--bg);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;padding:16px;font-size:13px}td{border-bottom:1px solid var(--bg);padding:16px}.stat-card{flex-direction:column;gap:4px;display:flex}.stat-value{font-size:28px;font-weight:800}.stat-label{color:var(--text-muted);font-size:14px}.alert{border-radius:8px;margin-bottom:20px;padding:16px;font-weight:500}.alert-warning{color:#856404;background:#fff9e6;border:1px solid #ffeeba}.alert-danger{color:#721c24;background:#fdecea;border:1px solid #f5c6cb}.sidebar-toggle{z-index:1100;background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:8px 10px;display:none;position:fixed;top:12px;left:12px;box-shadow:0 2px 8px #00000026}.sidebar-overlay{display:none}@media (width<=1024px){.main-content{padding:24px}.header{margin-bottom:20px}.grid{gap:16px;grid-template-columns:1fr 1fr!important}.stat-value{font-size:22px}th,td{padding:10px 8px;font-size:12px}}@media (width<=768px){.sidebar{z-index:1050;width:260px;box-shadow:none;transition:left .3s;position:fixed;top:0;bottom:0;left:-280px}.sidebar.open{left:0;box-shadow:4px 0 20px #00000026}.sidebar-toggle{display:block}.sidebar-overlay{z-index:1040;background:#0006;position:fixed;inset:0}.sidebar-overlay.visible{display:block}.main-content{padding:56px 16px 16px}.header{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:16px}.header h1{font-size:20px}.grid{gap:12px;grid-template-columns:1fr!important}.card{border-radius:10px;padding:16px}.card:has(table){-webkit-overflow-scrolling:touch;padding:0;overflow-x:auto}.card:has(table)>:not(table){padding:12px 16px}table{min-width:600px}th,td{white-space:nowrap;padding:8px 6px;font-size:11px}input,select,textarea{padding:10px;font-size:14px}label{margin-bottom:4px;font-size:12px}.form-group{margin-bottom:12px}.btn{padding:10px 16px;font-size:13px}.stat-value{font-size:20px}.stat-label{font-size:12px}.alert{padding:12px;font-size:13px}}@media (width<=480px){.main-content{padding:52px 12px 12px}.header h1{font-size:18px}.card{border-radius:8px;padding:12px}.btn{padding:8px 12px;font-size:12px}.stat-value{font-size:18px}}