/* ==========================================
   CGM Section
   ========================================== */
.section-cgm {
    background: var(--bg-primary);
}

.cgm-showcase {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.cgm-hero {
    max-width: 500px;
    margin: 0 auto;
}

.cgm-hero img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.cgm-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-base);
}

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

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    color: white;
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.video-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-dark);
    color: white;
    border-radius: var(--radius-xl);
    font-weight: 500;
    margin: 0 auto;
    transition: var(--transition-base);
}

.video-trigger:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.play-icon {
    width: 24px;
    height: 24px;
}

/* ==========================================
   CGM Gallery Section - Equal Frames, Full Content
   ========================================== */
.section-cgm-gallery {
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F7 100%);
}

.cgm-phone-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    max-width: 1100px;
    margin: 0 auto;
}

.phone-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    /* Fixed height for equal frames */
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.phone-item img,
.phone-item video {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.phone-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    color: white;
    opacity: 0;
    transition: var(--transition-base);
}

.phone-item:hover .phone-overlay {
    opacity: 1;
}

.phone-overlay span {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ==========================================
   Teaching Section
   ========================================== */
.section-teaching {
    background: linear-gradient(180deg, #F5F5F7 0%, #FFFFFF 100%);
}

.teaching-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-md);
}

.teaching-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.teaching-card img {
    max-height: 100%;
    width: auto;
    height: 420px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.teaching-card:hover img {
    transform: scale(1.02);
}

.teaching-card-large {
    grid-row: span 2;
    height: 420px;
}

.teaching-card:not(.teaching-card-large) {
    height: 420px;
}

.teaching-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    color: white;
}

.teaching-overlay h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.teaching-overlay p {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ==========================================
   Python Gallery - Two Row Layout
   ========================================== */
.section-python {
    background: var(--bg-primary);
}

.python-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.python-videos-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.python-video-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.python-video-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.python-video-item video {
    width: 100%;
    height: auto;
    display: block;
}

.python-images-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.python-image-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.python-image-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.python-image-item img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
}

.python-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-sm) var(--space-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    color: white;
    opacity: 0;
    transition: var(--transition-base);
}

.python-video-item:hover .python-overlay,
.python-image-item:hover .python-overlay {
    opacity: 1;
}

.python-overlay span {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 250px);
    gap: var(--space-md);
}

.bento-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.bento-item img,
.bento-item video {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.bento-large {
    grid-column: span 2;
}

.bento-wide {
    grid-column: span 2;
}

.bento-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    color: white;
}

.bento-overlay h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.bento-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.bento-play svg {
    width: 24px;
    height: 24px;
    margin-left: 4px;
}

.bento-play:hover {
    transform: translate(-50%, -50%) scale(1.1);
    background: white;
}

/* ==========================================
   Alchemist Section
   ========================================== */
.section-alchemist {
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F7 100%);
}

.alchemist-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.journey-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    padding: var(--space-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.journey-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
}

.journey-icon {
    font-size: var(--font-size-2xl);
}

.journey-text h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.journey-text p {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.journey-arrow {
    color: var(--text-secondary);
    font-size: var(--font-size-xl);
}

.skills-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-lg);
}

.skills-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.skill-card {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.skill-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-sm);
}

.skill-card h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.skill-card p {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* ==========================================
   Canada Section
   ========================================== */
.section-canada {
    position: relative;
    color: white;
}

.canada-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.canada-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.section-canada .section-content {
    position: relative;
    z-index: 1;
}

.canada-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    max-width: 800px;
    margin: 0 auto;
}

.canada-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

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

.canada-card img {
    width: 100%;
    height: 400px;
    object-fit: contain;
    background: white;
}

.canada-card-content {
    padding: var(--space-lg);
    color: var(--text-primary);
}

.canada-card-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.canada-card-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ==========================================
   Values Section
   ========================================== */
.section-values {
    background: var(--bg-dark);
    color: white;
}

.section-values .section-label {
    color: var(--accent-blue);
}

.section-values .section-title {
    color: white;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.value-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.value-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-md);
}

.value-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.value-card p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Footer */
.footer {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.footer-links a {
    color: var(--accent-blue);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    opacity: 0.8;
}

.footer-divider {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copy {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

/* ==========================================
   Video Modal
   ========================================== */
.video-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.video-modal.active {
    opacity: 1;
    visibility: visible;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
}

.video-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    color: white;
    transition: var(--transition-fast);
}

.video-modal-close:hover {
    transform: scale(1.1);
}

.video-modal-close svg {
    width: 100%;
    height: 100%;
}

#modalVideo {
    width: 100%;
    border-radius: var(--radius-md);
}

/* ==========================================
   Animations
   ========================================== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

.delay-4 {
    transition-delay: 0.4s;
}

.delay-5 {
    transition-delay: 0.5s;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-image-wrapper {
        width: 280px;
        height: 280px;
    }

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

    .teaching-card-large {
        grid-row: span 1;
    }

    .teaching-card-large img,
    .teaching-card:not(.teaching-card-large) img {
        height: 200px;
    }

    .skills-cards {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .bento-large {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }

    .section {
        padding: 100px var(--space-md) var(--space-xl);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .cgm-gallery {
        grid-template-columns: 1fr;
    }

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

    .phone-item {
        height: 300px;
    }

    .gallery-item img {
        height: 180px;
    }

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

    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .bento-large,
    .bento-wide {
        grid-column: span 1;
    }

    .journey-timeline {
        flex-direction: column;
    }

    .journey-arrow {
        transform: rotate(90deg);
    }

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

    .canada-cards {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 1100px) {

    /* Python Gallery - Horizontal Scroll Snap */
    .python-videos-row {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: var(--space-md);
        padding-bottom: var(--space-md);
        -webkit-overflow-scrolling: touch;
        /* Hide scrollbar */
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .python-videos-row::-webkit-scrollbar {
        display: none;
    }

    .python-video-item {
        flex: 0 0 auto;
        height: 60vh;
        /* Limit height to 60% of viewport */
        width: auto;
        background: transparent;
        box-shadow: none;
    }

    .python-video-item video,
    .python-video-item img,
    .python-image-item img {
        height: 100%;
        width: auto;
        object-fit: contain;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-md);
    }

    .python-image-item {
        flex: 0 0 auto;
        height: 60vh;
        width: auto;
    }

    /* Fix Content Truncation */
    .section-cgm-gallery,
    .section-teaching,
    .section-canada {
        height: auto !important;
    }

    /* CGM Gallery - Grid for Tablet */
    .cgm-phone-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--space-md);
        height: auto;
    }

    .teaching-grid,
    .canada-cards {
        display: flex;
        flex-direction: column;
        height: auto;
    }

    .phone-item {
        height: auto !important;
        aspect-ratio: auto;
    }

    .teaching-card,
    .teaching-card-large,
    .canada-card,
    .canada-card img,
    .teaching-card img {
        height: auto !important;
        max-height: 500px;
        /* Cap height but allow auto scaling */
    }

    .teaching-card img {
        width: 100%;
    }

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

@media (max-width: 480px) {
    :root {
        --space-lg: 1.5rem;
        --space-xl: 2rem;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-image-wrapper {
        width: 220px;
        height: 220px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .skills-cards {
        grid-template-columns: 1fr;
    }
}