.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 120px 0 80px;
    text-align: center;
    color: var(--text-light);
}

.page-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 20px;
    opacity: 0.9;
}

.about-intro {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.about-intro-text h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.about-intro-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: var(--transition);
}

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

.stat-number {
    font-size: 36px;
    font-weight: 900;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.about-intro-image {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.about-image-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
}

.about-image-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.about-image-card i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.about-image-card span {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
}

.about-services {
    padding: 100px 0;
    background: var(--bg-secondary);
}

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

.service-card {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--text-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-icon::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.5s;
}

.service-card:hover .service-icon::after {
    left: 100%;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-qualifications {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.qualification-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
}

.qualification-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--primary-color);
}

.qualification-card:hover h3,
.qualification-card:hover p {
    color: var(--text-light);
}

.qualification-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--text-light);
    transition: var(--transition);
}

.qualification-card:hover .qualification-icon {
    background: var(--accent-color);
}

.qualification-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    transition: var(--transition);
}

.qualification-card p {
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.about-team {
    padding: 100px 0;
    background: var(--bg-secondary);
}

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

.team-member {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.team-photo {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--text-light);
}

.team-member h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.team-member p:nth-of-type(1) {
    font-size: 14px;
    color: var(--accent-color);
    margin-bottom: 12px;
    font-weight: 500;
}

.team-member p:nth-of-type(2) {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-culture {
    padding: 100px 0;
    background: var(--bg-primary);
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.culture-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
}

.culture-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--primary-color);
}

.culture-card:hover h3,
.culture-card:hover p {
    color: var(--text-light);
}

.culture-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--text-light);
    transition: var(--transition);
}

.culture-card:hover .culture-icon {
    background: var(--accent-color);
}

.culture-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    transition: var(--transition);
}

.culture-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    transition: var(--transition);
}

@media (max-width: 1024px) {
    .about-intro-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-intro-image {
        display: none;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .qualifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .page-header h1 {
        font-size: 36px;
    }

    .page-header p {
        font-size: 16px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .about-intro-text h2 {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }

    .timeline-content {
        padding: 24px;
    }
}