:root {
        --primary-gradient: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(31, 26, 86, 0.85) 100%);
        --spacing-xl: 60px;
        --spacing-lg: 40px;
        --spacing-md: 30px;
        --spacing-sm: 20px;
        --border-radius: 12px;
        --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    body {
        margin: 0;
        background: #f8f9fa;
        color: #333;
        line-height: 1.6;
    }

    /* Hero Section with Gradient Layer */
    .hero-section {
        position: relative;
        width: 100%;
        height: 500px;
        overflow: hidden;
    }

    .hero-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .hero-gradient-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: var(--primary-gradient);
        z-index: 1;
    }

    .hero-content {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        padding: var(--spacing-xl);
        z-index: 2;
        color: white;
    }

    .hero-title {
        font-size: 3.5rem;
        font-weight: 700;
        margin-bottom: var(--spacing-sm);
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .hero-subtitle {
        font-size: 1.2rem;
        opacity: 0.9;
        max-width: 600px;
    }

    /* Main Content Layout */
    .main-container {
        display: flex;
        gap: var(--spacing-lg);
        padding: var(--spacing-xl);
        max-width: 1400px;
        margin: 0 auto;
    }

    /* Left Column - Content */
    .content-column {
        flex: 1;
        min-width: 0; /* Prevents flex item overflow */
    }

    .content-card {
        background: white;
        padding: var(--spacing-lg);
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
        height: fit-content;
        position: sticky;
        top: var(--spacing-lg);
    }

    .project-heading {
        font-size: 2.5rem;
        font-weight: 600;
        color: #1f1a56;
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-sm);
        border-bottom: 3px solid #1f1a56;
    }

    .project-content {
        font-size: 1.1rem;
        color: #555;
    }

    .project-content p {
        margin-bottom: var(--spacing-md);
    }

    /* Right Column - Media */
    .media-column {
        flex: 1;
        min-width: 0;
    }

    .media-section {
        background: white;
        padding: var(--spacing-lg);
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
        margin-bottom: var(--spacing-lg);
    }

    .section-title {
        font-size: 1.8rem;
        font-weight: 600;
        color: #1f1a56;
        margin-bottom: var(--spacing-md);
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .section-title i {
        color: #1f1a56;
    }

    /* Videos Section */
    .videos-container {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .video-wrapper {
        position: relative;
        width: 100%;
        padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
        height: 0;
        overflow: hidden;
        border-radius: 8px;
        background: #000;
    }

    .video-wrapper iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: none;
    }

    /* Gallery Section */
    .gallery-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 15px;
        margin-top: var(--spacing-sm);
    }

    .gallery-item {
        position: relative;
        width: 100%;
        padding-bottom: 100%; /* Square aspect ratio */
        overflow: hidden;
        border-radius: 8px;
        cursor: pointer;
        transition: transform 0.3s ease;
    }

    .gallery-item:hover {
        transform: scale(1.05);
    }

    .gallery-item img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .no-media-message {
        text-align: center;
        padding: var(--spacing-lg);
        color: #666;
        background: #f8f9fa;
        border-radius: 8px;
        border: 2px dashed #ddd;
    }

    .no-media-message i {
        font-size: 3rem;
        margin-bottom: var(--spacing-sm);
        color: #ccc;
        display: block;
    }

    /* Responsive Design */
    @media (max-width: 992px) {
        .main-container {
            flex-direction: column;
            padding: var(--spacing-md);
        }
        
        .content-card {
            position: static;
        }
        
        .hero-title {
            font-size: 2.5rem;
        }
        
        .hero-section {
            height: 400px;
        }
    }

    @media (max-width: 768px) {
        .hero-section {
            height: 350px;
        }
        
        .hero-title {
            font-size: 2rem;
        }
        
        .project-heading {
            font-size: 2rem;
        }
        
        .gallery-grid {
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        }
    }

    @media (max-width: 480px) {
        .hero-section {
            height: 300px;
        }
        
        .hero-title {
            font-size: 1.8rem;
        }
        
        .hero-content {
            padding: var(--spacing-md);
        }
        
        .gallery-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }


    /* Video */
    .main-video-player {
        margin-bottom: 30px;
    }
    
    .video-player-frame {
        position: relative;
        width: 100%;
        padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
        height: 0;
        overflow: hidden;
        border-radius: 12px;
        background: #000;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        margin-bottom: 15px;
    }
    
    .video-player-frame iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: none;
    }
    
    .current-video-title {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 12px 20px;
        background: linear-gradient(135deg, #1f1a56, #3a3377);
        color: white;
        border-radius: 8px;
        font-weight: 600;
        font-size: 1.1rem;
    }
    
    .current-video-title i {
        font-size: 1.2rem;
        color: #ff6b6b;
    }
    
    .video-thumbnails-container {
        margin-top: 25px;
    }
    
    .thumbnails-title {
        font-size: 1.4rem;
        font-weight: 600;
        color: #1f1a56;
        margin-bottom: 20px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    
    .thumbnails-title i {
        color: #1f1a56;
    }
    
    .video-thumbnails-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .video-thumbnail-card {
        background: white;
        border-radius: 10px;
        overflow: hidden;
        cursor: pointer;
        transition: all 0.3s ease;
        border: 2px solid transparent;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }
    
    .video-thumbnail-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        border-color: #1f1a56;
    }
    
    .video-thumbnail-card.active {
        border-color: #1f1a56;
        background: linear-gradient(135deg, #f8f9ff, #eef0ff);
    }
    
    .thumbnail-image {
        position: relative;
        width: 100%;
        padding-bottom: 56.25%; /* 16:9 aspect ratio */
        overflow: hidden;
        background: #1a1a1a;
    }
    
    .thumbnail-image img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }
    
    .video-thumbnail-card:hover .thumbnail-image img {
        transform: scale(1.05);
    }
    
    .thumbnail-placeholder {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, #1f1a56, #3a3377);
        color: white;
    }
    
    .thumbnail-placeholder i {
        font-size: 2.5rem;
        opacity: 0.8;
    }
    
    .play-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.3);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .video-thumbnail-card:hover .play-overlay {
        opacity: 1;
    }
    
    .play-overlay i {
        font-size: 3rem;
        color: white;
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    }
    
    .thumbnail-info {
        padding: 15px;
    }
    
    .video-number {
        font-weight: 600;
        color: #1f1a56;
        margin-bottom: 5px;
        font-size: 1.1rem;
    }
    
    .video-duration {
        font-size: 0.9rem;
        color: #666;
    }
    
    @media (max-width: 768px) {
        .video-thumbnails-grid {
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 15px;
        }
        
        .current-video-title {
            font-size: 1rem;
            padding: 10px 15px;
        }
    }
    
    @media (max-width: 480px) {
        .video-thumbnails-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }
        

    /* Tablet devices */
    @media (max-width: 992px) {
        .main-container {
            flex-direction: column;
            padding: var(--spacing-md);
            gap: var(--spacing-md);
        }
        
        .content-card {
            position: static;
            padding: var(--spacing-md);
        }
        
        .hero-title {
            font-size: 2.5rem;
        }
        
        .hero-section {
            height: 400px;
        }
        
        .project-heading {
            font-size: 2rem;
        }
        
        .project-content {
            font-size: 1rem;
        }
        
        .section-title {
            font-size: 1.6rem;
        }
        
        .current-video-title {
            font-size: 1rem;
        }
        
        .thumbnails-title {
            font-size: 1.3rem;
        }
    }

    /* Mobile devices */
    @media (max-width: 768px) {
        :root {
            --spacing-xl: 40px;
            --spacing-lg: 30px;
            --spacing-md: 20px;
            --spacing-sm: 15px;
        }
        
        .hero-section {
            height: 350px;
        }
        
        .hero-title {
            font-size: 2rem;
        }
        
        .hero-subtitle {
            font-size: 1rem;
        }
        
        .main-container {
            padding: var(--spacing-md);
        }
        
        .content-card,
        .media-section {
            padding: var(--spacing-md);
        }
        
        .project-heading {
            font-size: 1.8rem;
            margin-bottom: var(--spacing-sm);
        }
        
        .project-content {
            font-size: 0.95rem;
            line-height: 1.5;
        }
        
        .project-content p {
            margin-bottom: var(--spacing-sm);
        }
        
        .section-title {
            font-size: 1.4rem;
            margin-bottom: var(--spacing-sm);
        }
        
        .gallery-grid {
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            gap: 12px;
        }
        
        .video-thumbnails-grid {
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 15px;
        }
        
        .current-video-title {
            font-size: 0.95rem;
            padding: 10px 15px;
        }
        
        .thumbnail-info {
            padding: 12px;
        }
        
        .video-number {
            font-size: 1rem;
        }
        
        .video-duration {
            font-size: 0.85rem;
        }
    }

    /* Small mobile devices */
    @media (max-width: 480px) {
        :root {
            --spacing-xl: 30px;
            --spacing-lg: 25px;
            --spacing-md: 18px;
            --spacing-sm: 12px;
        }
        
        .hero-section {
            height: 300px;
        }
        
        .hero-title {
            font-size: 1.8rem;
            margin-bottom: var(--spacing-sm);
        }
        
        .hero-content {
            padding: var(--spacing-md);
        }
        
        .main-container {
            padding: var(--spacing-md) var(--spacing-sm);
            gap: var(--spacing-md);
        }
        
        .content-card,
        .media-section {
            padding: var(--spacing-md) var(--spacing-sm);
            border-radius: 10px;
        }
        
        .project-heading {
            font-size: 1.6rem;
            font-weight: 600;
            padding-bottom: var(--spacing-sm);
        }
        
        .project-content {
            font-size: 0.9rem;
            line-height: 1.6;
        }
        
        .project-content h1,
        .project-content h2,
        .project-content h3 {
            font-size: 1.2rem;
            margin-top: var(--spacing-sm);
            margin-bottom: var(--spacing-sm);
        }
        
        .project-content ul,
        .project-content ol {
            padding-left: 20px;
        }
        
        .project-content li {
            margin-bottom: 8px;
        }
        
        .section-title {
            font-size: 1.3rem;
            font-weight: 600;
            gap: 8px;
        }
        
        .section-title i {
            font-size: 1.2rem;
        }
        
        .gallery-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        
        .video-thumbnails-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        
        .video-thumbnail-card {
            border-radius: 8px;
        }
        
        .current-video-title {
            font-size: 0.9rem;
            padding: 8px 12px;
            border-radius: 6px;
        }
        
        .current-video-title i {
            font-size: 1rem;
        }
        
        .thumbnails-title {
            font-size: 1.2rem;
            margin-bottom: 15px;
        }
        
        .thumbnail-info {
            padding: 10px;
        }
        
        .video-number {
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        
        .video-duration {
            font-size: 0.8rem;
        }
        
        .no-media-message {
            padding: var(--spacing-md);
            font-size: 0.9rem;
        }
        
        .no-media-message i {
            font-size: 2.5rem;
        }
        
        /* Improve readability for long content on small screens */
        .project-content {
            word-wrap: break-word;
            overflow-wrap: break-word;
            hyphens: auto;
        }
    }

    /* Extra small devices (phones in portrait) */
    @media (max-width: 360px) {
        .project-heading {
            font-size: 1.5rem;
        }
        
        .project-content {
            font-size: 0.85rem;
        }
        
        .section-title {
            font-size: 1.2rem;
        }
        
        .gallery-grid {
            grid-template-columns: 1fr;
        }
        
        .video-thumbnails-grid {
            grid-template-columns: 1fr;
        }
        
        .hero-title {
            font-size: 1.6rem;
        }
    }

    /* Add responsive text adjustments for all screen sizes */
    @media (max-width: 1200px) {
        .project-content {
            font-size: 1.05rem;
        }
    }

    /* Ensure images in content are responsive */
    .project-content img {
        max-width: 100%;
        height: auto;
        border-radius: 8px;
        margin: var(--spacing-sm) 0;
    }

    /* Improve spacing for better readability on mobile */
    @media (max-width: 768px) {
        .project-content br {
            display: none;
        }
        
        .project-content p {
            margin-bottom: var(--spacing-sm);
        }
        
        .project-content > *:last-child {
            margin-bottom: 0;
        }
    }