.about-intro {
    padding: 80px 0;
    background: var(--white);
}

.intro-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.intro-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.intro-visual {
    position: relative;
    height: 400px;
}

.visual-element {
    position: absolute;
    border-radius: 20px;
    animation: float 8s infinite ease-in-out;
}

.element-1 {
    width: 180px;
    height: 180px;
    background: var(--gradient-1);
    top: 0;
    left: 0;
}

.element-2 {
    width: 150px;
    height: 150px;
    background: var(--gradient-2);
    bottom: 80px;
    right: 20px;
    animation-delay: 1s;
}

.element-3 {
    width: 120px;
    height: 120px;
    background: var(--gradient-3);
    top: 120px;
    right: 100px;
    animation-delay: 2s;
}

.mission-vision {
    padding: 80px 0;
    background: var(--light-bg);
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.mv-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.mv-card:hover {
    transform: translateY(-10px);
}

.mv-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.mv-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.mv-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.expertise {
    padding: 80px 0;
    background: var(--white);
    text-align: center;
}

.expertise h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.expertise-item {
    background: var(--light-bg);
    padding: 30px;
    border-radius: 15px;
    transition: all 0.3s;
}

.expertise-item:hover {
    background: var(--secondary-color);
    color: var(--white);
    transform: scale(1.05);
}

.expertise-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.expertise-item:hover h4 {
    color: var(--white);
}

.expertise-item p {
    color: var(--text-light);
    line-height: 1.6;
}

.expertise-item:hover p {
    color: var(--white);
}

.approach {
    padding: 80px 0;
    background: var(--dark-bg);
    color: var(--white);
}

.approach h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.approach-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 30px;
    margin-bottom: 50px;
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 40px;
    top: 80px;
    width: 2px;
    height: calc(100% + 20px);
    background: var(--secondary-color);
}

.timeline-marker {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
}

.timeline-content h3 {
    color: var(--gold-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.timeline-content p {
    color: var(--light-bg);
    line-height: 1.8;
}

.why-choose {
    padding: 80px 0;
    background: var(--white);
}

.why-choose h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.reason-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 15px;
    background: var(--light-bg);
    transition: all 0.3s;
}

.reason-card:hover {
    background: var(--gradient-1);
    color: var(--white);
    transform: translateY(-10px);
}

.reason-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.reason-card:hover .reason-number {
    color: var(--gold-color);
}

.reason-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.reason-card:hover h4 {
    color: var(--white);
}

.reason-card p {
    color: var(--text-light);
}

.reason-card:hover p {
    color: var(--white);
}

.company-info {
    padding: 80px 0;
    background: var(--light-bg);
}

.company-info h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.info-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.info-card h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-card p {
    color: var(--text-dark);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .intro-visual {
        height: 300px;
    }
    
    .timeline-item {
        grid-template-columns: 60px 1fr;
        gap: 20px;
    }
    
    .timeline-marker {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .timeline-item:not(:last-child)::after {
        left: 30px;
    }
}