/* 关于我们样式 */

.about-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%);
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
}

.about-hero h1 { font-size: 42px; font-weight: 900; margin-bottom: 8px; }

/* 故事 */
.about-story {
    padding: 80px 0;
    background: var(--white);
}

.story-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    align-items: center;
}

.story-text h2 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
}

.story-text p {
    font-size: 15px;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 16px;
}

.story-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.big-stat {
    text-align: center;
    padding: 28px;
    background: linear-gradient(135deg, #f0f7ff, #e8fafd);
    border-radius: var(--radius-lg);
}

.big-num {
    display: block;
    font-size: 42px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.big-label {
    font-size: 14px;
    color: var(--gray-500);
}

/* 价值观 */
.values-section {
    padding: 80px 0;
    background: var(--gray-50);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.value-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.value-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.value-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.5;
}

/* 团队 */
.team-section {
    padding: 80px 0;
    background: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.team-card {
    text-align: center;
    padding: 28px 20px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.team-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.team-title {
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 10px;
}

.team-desc {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.5;
}

/* 时间线 */
.timeline-section {
    padding: 80px 0;
    background: var(--gray-50);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
}

.timeline-item {
    position: relative;
    margin-bottom: 36px;
}

.timeline-dot {
    position: absolute;
    left: -34px;
    top: 4px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--white);
    box-shadow: 0 0 0 2px var(--primary);
}

.timeline-content {
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.timeline-date {
    font-size: 12px;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 1px;
}

.timeline-content h4 {
    font-size: 16px;
    font-weight: 700;
    margin: 4px 0 6px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--gray-500);
}

/* 联系 */
.contact-section {
    padding: 80px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contact-card {
    text-align: center;
    padding: 36px 28px;
    background: linear-gradient(135deg, #f8faff, #e8fafd);
    border-radius: var(--radius-lg);
}

.contact-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.contact-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .story-grid { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .values-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .story-stats { grid-template-columns: 1fr; }
}