/* 关于我页面样式 */
.about-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
    min-height: 60vh;
}

.about-hero .container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.profile-circle {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff9a9e 0%, #fad0c4 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.profile-circle::before {
    content: 'K';
    position: absolute;
    font-size: 100px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.3);
}

.about-text {
    flex: 1;
}

.about-text h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
}

.about-text h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.8;
    opacity: 0.9;
}

.contact-info {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-info p {
    margin-bottom: 8px;
    font-size: 1rem;
}

.about-profile {
    padding: 100px 0;
    background-color: white;
}

.about-profile .container h2 {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

.skills-highlights h3 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: #4361ee;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.skill-item {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.skill-item h4 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: #4361ee;
}

.skill-item p {
    color: #666;
    line-height: 1.6;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .about-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    
    .about-text {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .about-hero {
        padding: 60px 0;
    }
    
    .profile-circle {
        width: 180px;
        height: 180px;
    }
    
    .profile-circle::before {
        font-size: 70px;
    }
    
    .about-text h1 {
        font-size: 2.2rem;
    }
    
    .about-text h2 {
        font-size: 1.3rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
}