.sidebar{position:fixed;left:0;top:0;width:250px;height:100vh;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;z-index:100}.sidebar-logo{padding:24px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-logo h1{font-size:22px;font-weight:700;color:#818cf8}.sidebar-logo span{font-size:12px;color:#ffffff80}.sidebar-nav{flex:1;padding:16px 0;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 24px;color:#ffffffb3;transition:all .2s;border-left:3px solid transparent}.nav-item:hover{background:var(--sidebar-hover);color:#fff}.nav-item.active{background:var(--sidebar-hover);color:#fff;border-left-color:#818cf8}.nav-item svg{width:20px;height:20px}.sidebar-footer{padding:16px 24px;border-top:1px solid rgba(255,255,255,.1)}.header{display:flex;justify-content:space-between;align-items:center;padding:16px 0;margin-bottom:24px}.header-left,.header-right{display:flex;align-items:center;gap:16px}.theme-toggle{padding:10px;border-radius:8px;background:var(--bg-primary);border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center}.theme-toggle:hover{background:var(--bg-tertiary)}.user-menu{display:flex;align-items:center;gap:12px;padding:8px 16px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer}.user-menu:hover{background:var(--bg-tertiary)}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px}.content-area{min-height:calc(100vh - 120px)}@media(max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}}:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #e9ecef;--text-primary: #1a1a2e;--text-secondary: #6c757d;--text-muted: #adb5bd;--border-color: #dee2e6;--accent: #6366f1;--accent-hover: #4f46e5;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--sidebar-bg: #1a1a2e;--sidebar-text: #ffffff;--sidebar-hover: #2d2d44;--card-shadow: 0 1px 3px rgba(0,0,0,.1)}[data-theme=dark]{--bg-primary: #1e2530;--bg-secondary: #252d3a;--bg-tertiary: #2d3748;--text-primary: #f7fafc;--text-secondary: #a0aec0;--text-muted: #718096;--border-color: #4a5568;--accent: #818cf8;--accent-hover: #6366f1;--sidebar-bg: #0f1419;--sidebar-text: #f7fafc;--sidebar-hover: #1a2332;--card-shadow: 0 1px 3px rgba(0,0,0,.3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6}a{text-decoration:none;color:inherit}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-tertiary)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.app-layout{display:flex;min-height:100vh}.main-content{flex:1;margin-left:250px;padding:24px;min-height:100vh;background-color:var(--bg-secondary)}@media(max-width:768px){.main-content{margin-left:0}}.card{background:var(--bg-primary);border-radius:12px;padding:24px;box-shadow:var(--card-shadow);border:1px solid var(--border-color)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-title{font-size:18px;font-weight:600;color:var(--text-primary)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:8px;font-size:14px;font-weight:500;border:none;transition:all .2s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--border-color)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-icon{padding:8px;border-radius:8px;background:transparent;color:var(--text-secondary);border:none}.btn-icon:hover{background:var(--bg-tertiary);color:var(--text-primary)}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:6px;font-size:14px;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:8px;font-size:14px;background:var(--bg-primary);color:var(--text-primary);transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--accent)}.form-input::placeholder{color:var(--text-muted)}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border-color)}th{font-size:12px;font-weight:600;text-transform:uppercase;color:var(--text-secondary);background:var(--bg-secondary)}tr:hover{background:var(--bg-secondary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-primary);border-radius:12px;padding:20px;border:1px solid var(--border-color)}.stat-label{font-size:13px;color:var(--text-secondary);margin-bottom:4px}.stat-value{font-size:28px;font-weight:700;color:var(--text-primary)}.stat-change{font-size:13px;margin-top:4px}.stat-change.positive{color:var(--success)}.stat-change.negative{color:var(--danger)}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--bg-primary);border-radius:16px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-color)}.modal-title{font-size:18px;font-weight:600}.modal-body{padding:24px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px;border-top:1px solid var(--border-color)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:500}.badge-success{background:#10b9811a;color:var(--success)}.badge-warning{background:#f59e0b1a;color:var(--warning)}.badge-danger{background:#ef44441a;color:var(--danger)}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e)}.login-card{background:var(--bg-primary);border-radius:16px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:28px;font-weight:700;color:var(--accent)}.login-logo p{color:var(--text-secondary);margin-top:4px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-title{font-size:24px;font-weight:700;color:var(--text-primary)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.search-box{position:relative;max-width:300px}.search-box input{padding-left:40px}.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted)}.filters{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}.chart-container{height:300px;margin-top:16px}