/* 关于页面专用样式 - About Page Specific Styles */

/* 页面标题 - Page Header */
.page-header {
    background: linear-gradient(135deg, #1a365d 0%, #2d3748 100%);
    color: white;
    text-align: center;
    padding: 100px 0;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 关于内容 - About Content */
.about-content {
    padding: 100px 0;
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    color: #1a365d;
    font-size: 2.5rem;
    margin-bottom: 30px;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #4a5568;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* 使命愿景 - Mission Vision */
.mission-vision {
    padding: 100px 0;
    background: #f7fafc;
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.mv-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.mv-card:hover {
    transform: translateY(-10px);
}

.mv-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #4299e1, #667eea);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.mv-icon i {
    font-size: 2.5rem;
    color: white;
}

.mv-card h3 {
    color: #1a365d;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.mv-card p {
    color: #4a5568;
    line-height: 1.7;
}

/* 领导团队 - Leadership */
.leadership {
    padding: 100px 0;
    background: white;
}

.leadership h2 {
    text-align: center;
    color: #1a365d;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.leader-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.leader-card:hover {
    transform: translateY(-5px);
}

.leader-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 5px solid #e2e8f0;
}

.leader-card h3 {
    color: #1a365d;
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.leader-card .title {
    color: #4299e1;
    font-weight: 600;
    margin-bottom: 15px;
}

.leader-card p:last-child {
    color: #4a5568;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 认证荣誉 - Accreditation */
.accreditation {
    padding: 100px 0;
    background: #1a365d;
    color: white;
}

.accreditation h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: white;
}

.accred-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.accred-item {
    text-align: center;
    padding: 30px;
}

.accred-item i {
    font-size: 3rem;
    color: #4299e1;
    margin-bottom: 20px;
}

.accred-item h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.accred-item p {
    opacity: 0.9;
    line-height: 1.6;
}

/* 响应式设计 - Responsive Design */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2.5rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-text h2 {
        font-size: 2rem;
    }

    .mv-grid {
        grid-template-columns: 1fr;
    }

    .leadership-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .accred-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 60px 0;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .about-content,
    .mission-vision,
    .leadership,
    .accreditation {
        padding: 60px 0;
    }

    .leadership-grid {
        grid-template-columns: 1fr;
    }
}