:root{--bg-color: #f4f6f8;--surface-color: #ffffff;--text-primary: #111827;--text-secondary: #6b7280;--primary-color: #2563eb;--primary-hover: #1d4ed8;--border-color: #e5e7eb;--danger-color: #ef4444;--success-color: #10b981;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-weight:600;color:var(--text-primary)}input,select,textarea{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;transition:all .2s ease;background-color:var(--surface-color)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}button{font-family:inherit;font-size:14px;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:all .2s}button.btn-primary{background-color:var(--primary-color);color:#fff}button.btn-primary:hover{background-color:var(--primary-hover)}button.btn-outline{background-color:transparent;border:1px solid var(--border-color);color:var(--text-primary)}button.btn-outline:hover{background-color:var(--bg-color)}.card{background-color:var(--surface-color);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:24px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:16px}.gap-2{gap:8px}.w-full{width:100%}.h-full{height:100%}.m-auto{margin:auto}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}.text-sm{font-size:14px}.text-muted{color:var(--text-secondary)}.layout-container{display:flex;min-height:100vh;position:relative;overflow-x:hidden}.sidebar{width:260px;background-color:var(--surface-color);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:50;transition:transform .3s ease}.main-wrapper{margin-left:260px;flex:1;display:flex;flex-direction:column;width:calc(100% - 260px);transition:margin-left .3s ease,width .3s ease}.topbar{height:72px;background-color:var(--surface-color);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:sticky;top:0;z-index:10}.page-content{padding:32px;flex:1;overflow-x:auto}.menu-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--text-primary);padding:8px}.overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:40;opacity:0;transition:opacity .3s}.overlay.open{display:block;opacity:1}.table-responsive{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-wrapper{margin-left:0;width:100%}.topbar{padding:0 16px;gap:12px}.topbar-search{display:none}.page-content{padding:16px}.menu-toggle{display:block}.card{padding:16px}.hide-on-mobile{display:none!important}.mobile-col{flex-direction:column!important;align-items:stretch!important}.mobile-col-actions{width:100%;display:flex;gap:8px;justify-content:space-between}.mobile-col-actions button{flex:1;padding:8px;font-size:13px;justify-content:center}table th,table td{padding:12px 16px!important}}