.hero4{
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: #333;
}
.content_resize{
    max-width: 1200px;
    margin: 0 auto;
}
.highlight-box{
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    border-radius: 12px;
    margin: 30px 0;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    font-size: 1.1rem;
    line-height: 1.8;
}
.highlight-box p{
    margin: 0;
}
.kitchen-analogy{
    list-style: none;
    padding: 0;
    margin: 25px 0;
}
.kitchen-analogy li{
    background: #f8f9fa;
    padding: 15px 20px;
    margin: 12px 0;
    border-left: 5px solid #3498db;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 1.05rem;
}
.kitchen-analogy li:hover{
    transform: translateX(10px);
    background: #e8f4f8;
    box-shadow: 0 3px 10px rgba(52, 152, 219, 0.2);
}
.kitchen-analogy strong{
    color: #2c3e50;
    font-weight: 600;
}
.fun-fact{
    background: #fff9e6;
    border: 2px solid #f39c12;
    border-radius: 12px;
    padding: 25px;
    margin: 35px 0;
    position: relative;
    box-shadow: 0 3px 10px rgba(243, 156, 18, 0.15);
}
.fun-fact h3{
    color: #f39c12;
    margin-top: 0;
    font-size: 1.5rem;
    margin-bottom: 15px;
}
.fun-fact p{
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.7;
}
.device-list{
    list-style: none;
    padding: 0;
    margin: 25px 0;
}
.device-list li{
    background: white;
    padding: 18px 25px;
    margin: 15px 0;
    border-radius: 10px;
    border: 2px solid #e0e0e0;
    transition: all 0.3s ease;
    font-size: 1.05rem;
}
.device-list li:hover{
    border-color: #3498db;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.2);
}
.device-list strong{
    color: #2c3e50;
    font-size: 1.2rem;
    display: block;
    margin-bottom: 8px;
}
.future-section{
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
    padding: 30px;
    border-radius: 12px;
    margin: 35px 0;
    box-shadow: 0 5px 20px rgba(17, 153, 142, 0.3);
}
.future-section h3{
    margin-top: 0;
    font-size: 1.6rem;
    margin-bottom: 15px;
}
.future-section p{
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.8;
}
.future-section a{
    color: #fff;
    text-decoration: underline;
    font-weight: 600;
}
.learn-more{
    background: #f0f7ff;
    padding: 30px;
    border-radius: 10px;
    margin: 35px 0;
    border: 1px solid #d0e7ff;
}
.learn-more h2{
    color: #2c3e50;
    margin-top: 0;
    font-size: 1.5rem;
}
.learn-more ul{
    list-style: none;
    padding-left: 0;
}
.learn-more li{
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 1.05rem;
}
.learn-more li:before{
    content: "→";
    position: absolute;
    left: 0;
    color: #3498db;
    font-weight: bold;
    font-size: 1.3rem;
}
.pro-tip{
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 30px;
    border-radius: 12px;
    margin: 35px 0;
    box-shadow: 0 5px 20px rgba(240, 147, 251, 0.3);
}
.pro-tip h3{
    margin-top: 0;
    font-size: 1.6rem;
    margin-bottom: 20px;
}
.pro-tip ul{
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.pro-tip li{
    padding: 12px 0 12px 35px;
    position: relative;
    font-size: 1.05rem;
    line-height: 1.6;
}
.pro-tip li:before{
    content: "✓";
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.5rem;
    color: #fff;
}
.references{
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin: 35px 0;
    border-left: 5px solid #3498db;
}
.references h3{
    color: #2c3e50;
    margin-top: 0;
    font-size: 1.4rem;
}
.references ul{
    list-style: none;
    padding-left: 0;
}
.references li{
    padding: 10px 0;
    font-size: 1.05rem;
}
.references a{
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}
.references a:hover{
    color: #2980b9;
    text-decoration: underline;
}
h2{
    color: #2c3e50;
    margin-top: 40px;
    margin-bottom: 20px;
    font-size: 1.8rem;
}
h3{
    color: #34495e;
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

/* Responsive design */
@media (max-width: 768px){
    .fullbar{
        padding: 15px;
    }
    .highlight-box, .fun-fact, .future-section, .learn-more, .pro-tip, .references{
        padding: 20px;
    }
    h2{
        font-size: 1.5rem;
    }
    h3{
        font-size: 1.2rem;
    }
}