/* About OneLand Section Styles */

.about-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(3, 252, 247, 0.05) 0%, rgba(243, 58, 191, 0.05) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 1;
    min-height: auto;
    overflow: visible;
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.about-title {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(85.36deg, #F33ABF -46.75%, #03FCF7 122.31%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 60px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.02em;
}

.about-text-block {
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out;
}

.about-text {
    font-size: 18px;
    line-height: 1.8;
    color: #CCCCCC;
    margin-bottom: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.about-list {
    text-align: left;
    max-width: 800px;
    margin: 30px auto;
    padding: 0;
    list-style: none;
}

.about-list li {
    font-size: 18px;
    line-height: 1.8;
    color: #CCCCCC;
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.about-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: #03FCF7;
    font-weight: bold;
    font-size: 20px;
}

.about-image-divider {
    margin: 60px 0;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.about-image {
    max-width: 600px;
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid rgba(3, 252, 247, 0.2);
}

.about-image:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4), 0 0 30px rgba(3, 252, 247, 0.2);
    border-color: rgba(3, 252, 247, 0.4);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 渐变背景动画 */
.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(3, 252, 247, 0.03) 0%, 
        rgba(243, 58, 191, 0.03) 25%, 
        rgba(3, 252, 247, 0.03) 50%, 
        rgba(243, 58, 191, 0.03) 75%, 
        rgba(3, 252, 247, 0.03) 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    z-index: -1;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .about-section {
        padding: 60px 0;
    }
    
    .about-title {
        font-size: 36px;
        margin-bottom: 40px;
    }
    
    .about-text {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .about-list li {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .about-image-divider {
        margin: 40px 0;
    }
    
    .about-image {
        max-width: 100%;
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .about-section {
        padding: 40px 0;
    }
    
    .about-content {
        padding: 0 15px;
    }
    
    .about-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .about-text {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .about-list li {
        font-size: 14px;
        line-height: 1.5;
        padding-left: 25px;
    }
    
    .about-list li::before {
        font-size: 16px;
    }
    
    .about-text-block {
        margin-bottom: 40px;
    }
    
    .about-image-divider {
        margin: 30px 0;
    }
}

/* 滚动动画触发 */
.about-text-block:nth-child(odd) {
    animation-delay: 0.1s;
}

.about-text-block:nth-child(even) {
    animation-delay: 0.3s;
}

.about-image-divider:nth-child(odd) {
    animation-delay: 0.2s;
}

.about-image-divider:nth-child(even) {
    animation-delay: 0.4s;
}