/* ========== 关于我们页面样式 ========== */

.page-header {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

.page-header .back-btn {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    margin-right: 15px;
}

.page-header h1 {
    margin: 0;
    font-size: 24px;
    flex: 1;
    text-align: center;
}

/* 内容区域 */
.about-content {
    padding: 15px 0;
}

/* 段落卡片 */
.about-section {
    background: white;
    border-radius: 15px;
    padding: 25px 20px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.about-section .section-title {
    font-size: 18px;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 12px;
}

.about-section .section-content {
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    white-space: pre-line;
}

/* 链接列表 */
.about-links {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.about-link-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: background 0.2s;
}

.about-link-item:last-child {
    border-bottom: none;
}

.about-link-item:hover {
    background: #f8f9ff;
}

.about-link-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea20, #764ba220);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-right: 15px;
    flex-shrink: 0;
}

.about-link-title {
    flex: 1;
    font-size: 15px;
    color: #333;
    font-weight: 500;
}

.about-link-arrow {
    font-size: 18px;
    color: #ccc;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #999;
    font-size: 16px;
}

.empty-state .empty-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 15px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #999;
}