/* ============================================
   About Page 样式 (about.css)
   ============================================ */

code {
    color: var(--color-primary);
}

.about-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px 56px;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 28px;
    align-items: start;
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }
}

.about-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition);
}

.about-card:hover {
    box-shadow: var(--shadow-md);
}

.about-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--color-primary-light), #e8e6ff);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.about-card h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 14px;
}

.about-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

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

/* 技术栈 / 标签 */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.tech-badge {
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    background: var(--color-bg-alt);
    color: var(--color-text-secondary);
    transition: all var(--transition);
    cursor: default;
}

.tech-badge:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* 社交链接 */
.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-alt);
    color: var(--color-text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(91, 94, 247, .3);
}

.social-link svg {
    flex-shrink: 0;
}

/* 联系方式列表 */
.contact-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 8px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.contact-item:hover {
    background: var(--color-primary-light);
}

.contact-item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border-radius: var(--radius-xs);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-item-text {
    display: flex;
    flex-direction: column;
}

.contact-item-label {
    font-size: 11px;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
}

.contact-item-value {
    font-size: 14px;
    color: var(--color-text);
    font-weight: 500;
}

.about-intro {
    max-width: var(--max-width);
    margin: 0 auto;
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-bio {
    width: 100%;
    padding: 16px 36px;
    box-sizing: border-box;
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}