:root{--color-primary-blue: #2563eb;--color-primary-purple: #7c3aed;--color-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);--color-gradient-hover: linear-gradient(135deg, #1d4ed8 0%, #6d28d9 100%);--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #0ea5e9;--color-text-primary: #1e293b;--color-text-secondary: #64748b;--color-text-tertiary: #94a3b8;--color-bg-light: #f8fafc;--color-bg-lighter: #f1f5f9;--color-border: #e2e8f0;--color-border-light: #f1f5f9;--color-white: #ffffff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--color-text-primary);background-color:var(--color-bg-light)}#app{min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--color-gradient);color:#fff;display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0}.sidebar-header{padding:24px 20px;border-bottom:1px solid rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;min-height:80px}.sidebar-header h2{margin:0;font-size:20px;font-weight:700;color:#fff;display:none}.sidebar-header img{max-width:180px;height:auto;filter:brightness(1.1) drop-shadow(0 2px 4px rgba(0,0,0,.2))}.sidebar-nav{flex:1;padding:20px 0}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 20px;color:#fffc;text-decoration:none;transition:all .3s ease;font-weight:500;border-left:3px solid transparent;position:relative}.nav-item:hover{background:#ffffff1f;color:#fff}.nav-item.active{background:#ffffff26;color:#fff;border-left:3px solid white}.sidebar-footer{padding:20px;border-top:1px solid rgba(255,255,255,.1)}.user-info{padding:8px 0;font-size:14px;color:#ffffffb3;margin-bottom:12px}.btn-logout{width:100%;padding:10px;background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:6px;cursor:pointer;transition:all .3s ease;font-size:14px;font-weight:500}.btn-logout:hover{background:#ffffff40;border-color:#fff6}.main-content{margin-left:260px;flex:1;padding:32px;width:calc(100% - 260px)}.view-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.view-header h1{margin:0;font-size:28px;color:var(--color-text-primary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 1px 3px #0000001a;display:flex;gap:16px;align-items:center}.stat-icon{width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center}.stat-info{flex:1}.stat-label{font-size:13px;color:var(--color-text-secondary);margin-bottom:4px}.stat-value{font-size:24px;font-weight:700;color:var(--color-primary-blue)}.empty-state{background:#fff;padding:60px 20px;border-radius:12px;text-align:center;box-shadow:0 1px 3px #0000001a}.empty-state svg{margin-bottom:20px}.empty-state h3{margin:0 0 8px;color:#1e293b;font-size:20px}.empty-state p{margin:0 0 24px;color:#64748b}.table-container{background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;overflow:hidden}.data-table{width:100%;border-collapse:collapse}.data-table thead{background:var(--color-bg-light);border-bottom:2px solid var(--color-primary-blue)}.data-table th{padding:14px 16px;text-align:left;font-weight:600;font-size:13px;color:var(--color-primary-blue);text-transform:uppercase;letter-spacing:.5px;border-bottom:none}.data-table td{padding:14px 16px;border-bottom:1px solid var(--color-border-light);font-size:14px;color:var(--color-text-primary)}.data-table tbody tr:hover{background:var(--color-bg-lighter);transition:background .2s ease}.data-table tbody tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:600}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#2563eb1a;color:var(--color-primary-blue)}.text-success{color:#16a34a;font-weight:600}.btn-icon{padding:6px;background:transparent;border:none;border-radius:4px;cursor:pointer;color:#64748b;transition:all .2s;display:inline-flex;align-items:center;justify-content:center}.btn-icon:hover{background:#f1f5f9;color:#1e293b}.btn-icon.btn-danger:hover{background:#fee2e2;color:#dc2626}.inline-form{display:flex;gap:16px;align-items:end}.inline-form .form-group{flex:1;margin-bottom:0}.inline-form button{flex-shrink:0}.container{max-width:1200px;margin:0 auto;padding:20px}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:var(--color-gradient)}.auth-card{background:#fff;padding:40px;border-radius:12px;box-shadow:0 10px 40px #0000001a;width:100%;max-width:400px}.auth-card h1{text-align:center;margin-bottom:30px;color:#333;font-size:24px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#555}.form-group input,.form-group select{width:100%;padding:12px;border:1px solid #ddd;border-radius:6px;font-size:14px;transition:border-color .3s}.form-group small{display:block;margin-top:4px;font-size:12px;line-height:1.4}.form-group select{background-color:#fff;cursor:pointer}.form-group select:required:invalid{border-color:#e2e8f0}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--color-primary-blue);box-shadow:0 0 0 3px #2563eb1a}.btn{width:100%;padding:12px;background:var(--color-gradient);color:#fff;border:none;border-radius:6px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s ease}.btn:hover{background:var(--color-gradient-hover);box-shadow:0 4px 12px #2563eb4d}.btn:disabled{background:#ccc;cursor:not-allowed}.error-message{background:#fee;color:#c33;padding:12px;border-radius:6px;margin-bottom:20px;font-size:14px}.success-message{background:#efe;color:#3c3;padding:12px;border-radius:6px;margin-bottom:20px;font-size:14px}.navbar{background:#fff;box-shadow:0 2px 4px #0000001a;padding:16px 0;margin-bottom:30px}.navbar-content{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;align-items:center}.navbar h1{font-size:20px;background:var(--color-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-user{display:flex;align-items:center;gap:16px}.navbar-user span{color:#555}.btn-secondary{padding:8px 16px;background:#f5f5f5;color:#333;border:1px solid #ddd;border-radius:6px;cursor:pointer;transition:background .3s}.btn-secondary:hover{background:#e5e5e5}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;margin-bottom:30px}.card{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 8px #0000001a}.card h2{font-size:18px;margin-bottom:16px;color:var(--color-text-primary)}.card .stat-value{font-size:32px;font-weight:700;color:var(--color-primary-blue);margin-bottom:8px}.card .stat-label{color:var(--color-text-secondary);font-size:14px}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #0000001a}.table th{background:var(--color-bg-light);padding:16px;text-align:left;font-weight:600;color:var(--color-primary-blue);border-bottom:2px solid var(--color-primary-blue)}.table td{padding:16px;border-bottom:1px solid #f0f0f0}.table tr:last-child td{border-bottom:none}.table tr:hover{background:var(--color-bg-lighter);transition:background .2s ease}.loading{text-align:center;padding:40px;color:#888}.btn-group{display:flex;gap:12px;margin-bottom:20px}.btn-primary{padding:12px 24px;background:var(--color-gradient);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:all .3s ease;font-size:14px;font-weight:500}.btn-primary:hover{background:var(--color-gradient-hover);box-shadow:0 4px 12px #2563eb4d}.modal{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#fff;padding:32px;border-radius:12px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-content h2{margin-bottom:24px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.excel-form{font-size:14px}.form-section{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid #e5e5e5}.form-section:last-of-type{border-bottom:none}.form-section h3{margin-bottom:16px;font-size:16px;color:var(--color-primary-blue);font-weight:600}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.form-grid-3{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.readonly-field{background-color:#f8f9fa;cursor:not-allowed}.calculated{font-weight:600;color:var(--color-primary-blue)}@media (max-width: 768px){.form-row,.dashboard-grid,.form-grid,.form-grid-3{grid-template-columns:1fr}.sidebar{width:200px}.main-content{margin-left:200px;width:calc(100% - 200px);padding:20px}.inline-form{flex-direction:column;align-items:stretch}.inline-form .form-group{margin-bottom:16px}}