/* About Hero */
.about-hero {
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-50) 100%);
}

.about-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.about-text h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-6);
    animation: fadeInLeft 0.8s ease forwards;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    line-height: 1.7;
    animation: fadeInLeft 0.8s ease 0.2s both;
}

.about-image {
    animation: fadeInRight 0.8s ease 0.3s both;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

/* Roles Section */
.roles-section {
    padding: var(--spacing-24) 0;
    background: white;
}

.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.role-card {
    background: var(--gray-50);
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
}

.role-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: white;
    border-color: var(--primary-200);
}

.role-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-6);
    display: block;
}

.role-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.role-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* Timeline */
.journey-section {
    padding: var(--spacing-24) 0;
    background: var(--gray-50);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-200);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-12);
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    justify-content: flex-end;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: var(--spacing-8);
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: var(--spacing-8);
}

.timeline-marker {
    position: absolute;
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--primary-600);
    border: 4px solid white;
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: white;
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 400px;
    transition: all var(--transition-base);
}

.timeline-content:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-700);
    margin-bottom: var(--spacing-3);
}

.timeline-content ul {
    list-style: none;
    padding: 0;
}

.timeline-content li {
    padding: var(--spacing-1) 0;
    color: var(--gray-600);
    position: relative;
    padding-left: var(--spacing-4);
}

.timeline-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-500);
}

/* Certifications */
.certifications-section {
    padding: var(--spacing-24) 0;
    background: white;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-8);
}

.cert-card {
    background: var(--primary-50);
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
    border-left: 4px solid var(--primary-600);
    transition: all var(--transition-base);
}

.cert-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.cert-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-700);
    margin-bottom: var(--spacing-4);
}

.cert-card ul {
    list-style: none;
}

.cert-card li {
    padding: var(--spacing-2) 0;
    color: var(--gray-700);
    position: relative;
    padding-left: var(--spacing-5);
}

.cert-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-600);
    font-weight: 600;
}

/* Philosophy Section */
.philosophy-section {
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, var(--accent-50), var(--primary-50));
    text-align: center;
}

.philosophy-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-8);
    color: var(--gray-900);
}

.philosophy-content blockquote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--primary-700);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    position: relative;
    padding: var(--spacing-6);
}

.philosophy-content blockquote::before {
    content: '"';
    font-size: 4rem;
    color: var(--accent-400);
    position: absolute;
    top: -10px;
    left: -10px;
}

.philosophy-content blockquote::after {
    content: '"';
    font-size: 4rem;
    color: var(--accent-400);
    position: absolute;
    bottom: -30px;
    right: -10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .about-hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
        text-align: center;
    }

    .about-text h1 {
        font-size: 2.5rem;
    }

    .about-image img {
        height: 400px;
    }

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

    .timeline::before {
        left: var(--spacing-4);
    }

    .timeline-item {
        justify-content: flex-start !important;
    }

    .timeline-item .timeline-content {
        margin-left: var(--spacing-12) !important;
        margin-right: 0 !important;
        text-align: left !important;
        max-width: none;
    }

    .timeline-marker {
        left: var(--spacing-4) !important;
        transform: translateX(-50%);
    }

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

    .philosophy-content h2 {
        font-size: 2rem;
    }

    .philosophy-content blockquote {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .about-text h1 {
        font-size: 2rem;
    }

    .about-image img {
        height: 300px;
    }

    .role-icon {
        font-size: 3rem;
    }

    .timeline-content {
        max-width: 280px;
    }
}