/* about.css - 关于我们页面专用样式（基于示例布局） */

.about-container {
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    border-radius: 32px;
    box-shadow: 0 20px 40px -15px rgba(0,0,0,0.1);
    padding: 3rem 2rem;
}

.about-header {
    text-align: center;
    margin-bottom: 3rem;
}

.about-header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.about-header p {
    color: #64748b;
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

.about-section {
    margin-bottom: 3.5rem;
}

.about-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 4px solid #e2e8f0;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

/* 关于我们内容区域 */
.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
}

.about-text {
    flex: 2;
    min-width: 280px;
}

.about-text p {
    font-size: 1.1rem;
    color: #334155;
    margin-bottom: 1rem;
}

.about-highlight {
    background: #f1f5f9;
    padding: 1.5rem;
    border-radius: 20px;
    margin-top: 1rem;
}

.about-highlight strong {
    color: #2563eb;
}

/* 目标卡片网格 */
.goals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.goal-card {
    background: #f8fafc;
    padding: 1.8rem 1.5rem;
    border-radius: 24px;
    border: 1px solid #e9eef2;
    transition: transform 0.2s, box-shadow 0.2s;
}

.goal-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px -10px rgba(0,0,0,0.1);
    border-color: #b1c5de;
}

.goal-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.goal-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #0f172a;
}

.goal-card p {
    color: #475569;
    font-size: 0.95rem;
}

/* 联系区域 - 网格布局 */
.contact-simple {
    background: linear-gradient(145deg, #f1f4f9, #ffffff);
    border-radius: 32px;
    padding: 2rem 2.5rem;
    border: 1px solid #dfe7ef;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #0b1e33;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    background: white;
    padding: 0.8rem 1.2rem;
    border-radius: 60px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.03);
    border: 1px solid #e9edf2;
    transition: all 0.2s;
}

.contact-item:hover {
    border-color: #b9c7da;
    background: #ffffff;
}

.contact-item .emoji {
    font-size: 1.6rem;
}

.contact-item i {
    font-size: 1.6rem;
    color: #2563eb;
    width: 1.8rem;
    text-align: center;
}

.contact-item a {
    color: #2563eb;
    text-decoration: none;
    border-bottom: 1px dotted transparent;
    transition: border-color 0.2s;
}

.contact-item a:hover {
    border-bottom-color: #2563eb;
}

.contact-item.full-width {
    grid-column: 1 / -1;  /* 占满整行 */
}

/* 响应式：小屏幕改为单列 */
@media (max-width: 600px) {
    .about-container {
        padding: 2rem 1.5rem;
    }
    .about-header h1 {
        font-size: 2.2rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .contact-simple {
        padding: 1.5rem;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .contact-item.full-width {
        grid-column: auto;
    }
}