/* Default CSS */
/* Generated by the CoffeeCup HTML Editor - www.coffeecup.com */

  * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #0080C0 0%, #008080 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }

        .header {
            background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
            color: white;
            padding: 30px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .header::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            animation: pulse 4s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.5; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        .header h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .header p {
            font-size: 1.2em;
            opacity: 0.9;
            position: relative;
            z-index: 1;
        }

        .nav {
            background: #34495e;
            padding: 0;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-btn {
            background: none;
            border: none;
            color: white;
            padding: 20px 30px;
            cursor: pointer;
            font-size: 1.1em;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .nav-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s ease;
        }

        .nav-btn:hover::before {
            left: 100%;
        }

        .nav-btn:hover,
        .nav-btn.active {
            background: #3498db;
            transform: translateY(-2px);
        }

        .content {
            padding: 30px;
            min-height: 500px;
        }

        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease-in-out;
        }

        .tab-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .section {
            margin-bottom: 30px;
            padding: 25px;
            background: #f8f9fa;
            border-radius: 15px;
            border-left: 5px solid #3498db;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .section:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }

        .section h2 {
            color: #2c3e50;
            margin-bottom: 15px;
            font-size: 1.8em;
        }

        .section h3 {
            color: #34495e;
            margin: 20px 0 10px 0;
            font-size: 1.4em;
        }

        .regulation-item {
            background: white;
            padding: 20px;
            margin: 15px 0;
            border-radius: 10px;
            border: 1px solid #e9ecef;
            transition: all 0.3s ease;
        }

        .regulation-item:hover {
            border-color: #3498db;
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.1);
        }

        .substance-name {
            font-weight: bold;
            color: #2c3e50;
            font-size: 1.2em;
            margin-bottom: 10px;
        }

        .limit-value {
            background: #e8f5e8;
            padding: 8px 15px;
            border-radius: 20px;
            display: inline-block;
            margin: 5px 5px 5px 0;
            font-family: monospace;
            font-weight: bold;
            color: #27ae60;
        }

        .search-container {
            margin-bottom: 30px;
            text-align: center;
        }

        .search-input {
            width: 100%;
            max-width: 500px;
            padding: 15px 20px;
            border: 2px solid #ddd;
            border-radius: 25px;
            font-size: 1.1em;
            transition: all 0.3s ease;
        }

        .search-input:focus {
            outline: none;
            border-color: #3498db;
            box-shadow: 0 0 20px rgba(52, 152, 219, 0.2);
        }

        .filter-buttons {
            margin: 20px 0;
            text-align: center;
        }

        .filter-btn {
            background: #ecf0f1;
            border: none;
            padding: 10px 20px;
            margin: 5px;
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .filter-btn:hover,
        .filter-btn.active {
            background: #3498db;
            color: white;
            transform: translateY(-2px);
        }

        .monitoring-form {
            background: white;
            padding: 25px;
            border-radius: 15px;
            border: 1px solid #e9ecef;
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
            color: #34495e;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1em;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: #3498db;
        }

        .submit-btn {
            background: linear-gradient(135deg, #27ae60, #2ecc71);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 25px;
            cursor: pointer;
            font-size: 1.1em;
            transition: all 0.3s ease;
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(39, 174, 96, 0.3);
        }

        .alert {
            padding: 15px;
            margin: 15px 0;
            border-radius: 8px;
            font-weight: bold;
        }

        .alert-warning {
            background: #fff3cd;
            border: 1px solid #ffeaa7;
            color: #856404;
        }

        .alert-danger {
            background: #f8d7da;
            border: 1px solid #f5c6cb;
            color: #721c24;
        }

        .alert-success {
            background: #d4edda;
            border: 1px solid #c3e6cb;
            color: #155724;
        }

        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .card {
            background: white;
            padding: 20px;
            border-radius: 15px;
            border: 1px solid #e9ecef;
            transition: all 0.3s ease;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }

        .card h3 {
            color: #2c3e50;
            margin-bottom: 15px;
            border-bottom: 2px solid #3498db;
            padding-bottom: 10px;
        }

        @media (max-width: 768px) {
            .nav {
                flex-direction: column;
            }
            
            .nav-btn {
                width: 100%;
                text-align: center;
            }
            
            .content {
                padding: 20px;
            }
            
            .header h1 {
                font-size: 2em;
            }
        }