:root{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-hover: #f1f5f9;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--accent-blue: #3b82f6;--accent-indigo: #6366f1;--accent-purple: #8b5cf6;--accent-green: #10b981;--accent-yellow: #f59e0b;--accent-red: #ef4444;--accent-cyan: #06b6d4;--border-color: #e2e8f0;--border-focus: rgba(59, 130, 246, .5);--shadow-sm: 0 1px 2px 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);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--font-sans: "Noto Sans SC", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*{margin:0;padding:0;box-sizing:border-box}html{font-size:14px}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.app-container{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-secondary);border-right:1px solid var(--border-color);padding:24px 0;position:fixed;height:100vh;overflow-y:auto;box-shadow:var(--shadow-sm)}.main-content{flex:1;margin-left:240px;padding:24px 32px;min-height:100vh}.logo{padding:0 24px 24px;border-bottom:1px solid var(--border-color);margin-bottom:16px}.logo h1{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,var(--accent-blue),var(--accent-indigo));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.logo span{font-size:.75rem;color:var(--text-muted);display:block;margin-top:4px}.nav-menu{list-style:none;padding:0 12px}.nav-item{margin-bottom:4px}.nav-link{display:flex;align-items:center;gap:12px;padding:12px 16px;color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-md);transition:all .2s ease;font-weight:500}.nav-link:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-link.active{background:linear-gradient(135deg,#3b82f61a,#6366f11a);color:var(--accent-blue);border:1px solid rgba(59,130,246,.2)}.nav-icon{width:20px;height:20px;opacity:.8}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;animation:fadeIn .3s ease;box-shadow:var(--shadow-sm)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;position:relative;overflow:hidden;transition:all .3s ease;box-shadow:var(--shadow-sm)}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-indigo))}.stat-card.green:before{background:var(--accent-green)}.stat-card.purple:before{background:var(--accent-purple)}.stat-card.pink:before{background:linear-gradient(90deg,#ec4899,#f472b6)}.stat-card.yellow:before{background:var(--accent-yellow)}.stat-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:8px}.stat-value{font-size:2rem;font-weight:700;font-family:var(--font-mono);color:var(--text-primary);letter-spacing:-.02em}.stat-change{font-size:.75rem;margin-top:8px;display:flex;align-items:center;gap:4px}.stat-change.up{color:var(--accent-green)}.stat-change.down{color:var(--accent-red)}.table-container{overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;background:var(--bg-primary)}.data-table tr:hover td{background:var(--bg-hover)}.data-table td{font-size:.9rem;color:var(--text-primary)}.data-table .mono{font-family:var(--font-mono);font-size:.85rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:.9rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;font-family:inherit}.btn-primary{background:linear-gradient(135deg,var(--accent-blue),var(--accent-indigo));color:#fff}.btn-primary:hover{box-shadow:0 4px 12px #3b82f666;transform:translateY(-1px)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--accent-blue);background:var(--bg-hover)}.btn-danger{background:#ef44441a;color:var(--accent-red);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:#ef444433}.btn-sm{padding:6px 12px;font-size:.8rem}.form-group{margin-bottom:20px}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:8px}.form-input{width:100%;padding:12px 16px;font-size:.95rem;font-family:inherit;color:var(--text-primary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);outline:none;transition:all .2s ease}.form-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #3b82f61a}.form-input::placeholder{color:var(--text-muted)}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:24px}.pagination-btn{padding:8px 14px;font-size:.85rem;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease}.pagination-btn:hover:not(:disabled){border-color:var(--accent-blue);color:var(--accent-blue)}.pagination-btn.active{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.status-badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:.75rem;font-weight:500;border-radius:100px}.status-badge.active{background:#10b9811a;color:var(--accent-green);border:1px solid rgba(16,185,129,.2)}.status-badge.inactive{background:#ef44441a;color:var(--accent-red);border:1px solid rgba(239,68,68,.2)}.chart-container{width:100%;height:300px}.loading{display:flex;align-items:center;justify-content:center;padding:60px}.loading-spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-icon{font-size:3rem;margin-bottom:16px}.search-bar{display:flex;gap:12px;margin-bottom:20px}.search-input{flex:1;max-width:300px}.date-picker{display:flex;gap:12px;align-items:center}.date-picker input{padding:10px 14px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-mono);font-size:.9rem}.date-picker input:focus{border-color:var(--accent-blue);outline:none}.page-header{margin-bottom:28px}.page-title{font-size:1.75rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}.page-desc{color:var(--text-secondary);font-size:.95rem}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0f9ff,#e0f2fe,#f0fdf4)}.login-card{width:100%;max-width:400px;padding:40px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:1.5rem;background:linear-gradient(135deg,var(--accent-blue),var(--accent-indigo));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-form .btn{width:100%;padding:14px;margin-top:8px}@media (max-width: 768px){.sidebar{width:100%;position:relative;height:auto}.main-content{margin-left:0;padding:16px}.stats-grid{grid-template-columns:1fr}}