@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }
        
        .infographic {
            max-width: 900px;
            margin: 0 auto;
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.1);
            overflow: hidden;
            position: relative;
        }
        
        .header {
            background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
            color: white;
            padding: 40px 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: rotate 20s linear infinite;
        }
        
        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        
        .header .subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            position: relative;
            z-index: 1;
        }
        
        .intro {
            padding: 40px 30px;
            background: #f8f9fa;
            border-bottom: 1px solid #e9ecef;
        }
        
        .intro p {
            font-size: 1.1rem;
            line-height: 1.6;
            color: #495057;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .tips-container {
            padding: 40px 30px;
        }
        
        .tip {
            margin-bottom: 40px;
            padding: 30px;
            border-radius: 15px;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .tip:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.1);
        }
        
        .tip:nth-child(odd) {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }
        
        .tip:nth-child(even) {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            color: white;
        }
        
        .tip:nth-child(3) {
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
        }
        
        .tip:nth-child(4) {
            background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
        }
        
        .tip:nth-child(5) {
            background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
        }
        
        .tip:nth-child(6) {
            background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
            color: #2c3e50;
        }
        
        .tip::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2) 0%, transparent 50%);
            pointer-events: none;
        }
        
        .tip-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.2);
            border-radius: 50%;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        .tip h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        .tip p {
            font-size: 1rem;
            line-height: 1.6;
            opacity: 0.95;
            position: relative;
            z-index: 1;
        }
        
        .footer {
            background: #2c3e50;
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .footer h4 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: #3498db;
        }
        
        .footer p {
            opacity: 0.8;
            font-size: 0.9rem;
            line-height: 1.4;
        }
        
        .references {
            background: #f8f9fa;
            padding: 30px;
            border-top: 1px solid #e9ecef;
        }
        
        .references h4 {
            font-size: 1.1rem;
            margin-bottom: 15px;
            color: #2c3e50;
        }
        
        .references ul {
            list-style: none;
            padding: 0;
        }
        
        .references li {
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: #6c757d;
            line-height: 1.4;
        }
        
        @media (max-width: 768px) {
            .header h1 {
                font-size: 2rem;
            }
            
            .tip {
                padding: 20px;
                margin-bottom: 30px;
            }
            
            .tips-container {
                padding: 30px 20px;
            }
        }
        
        @media print {
            body {
                background: white;
                padding: 0;
            }
            
            .infographic {
                box-shadow: none;
                border-radius: 0;
            }
            
            .tip:hover {
                transform: none;
                box-shadow: none;
            }
        }