/* ================================================================
           HORIZONTAL TIMELINE — Premium Scrollable Design
           ================================================================ */
        .timeline-section {
            padding: 6rem 0;
            background: var(--color-bg-light);
            position: relative;
        }

        .timeline-wrapper {
            position: relative;
            overflow: hidden;
        }

        .timeline-scroll-container {
            display: flex;
            gap: 2rem;
            overflow-x: auto;
            scroll-behavior: smooth;
            padding: 2rem 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .timeline-scroll-container::-webkit-scrollbar {
            display: none;
        }

        .timeline-scroll-container::before,
        .timeline-scroll-container::after {
            content: '';
            flex-shrink: 0;
            width: 0.5rem;
        }

        .timeline-track {
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-border);
            transform: translateY(-50%);
            z-index: 0;
        }

        .timeline-track-highlight {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
            width: 0%;
            transition: width 0.3s ease;
        }

        .timeline-item {
            flex-shrink: 0;
            width: 280px;
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            cursor: pointer;
            transition: transform 0.3s ease;
        }

        .timeline-item:hover {
            transform: translateY(-8px);
        }

        .timeline-item.active {
            transform: translateY(-8px);
        }

        .timeline-dot {
            width: 24px;
            height: 24px;
            background: #fff;
            border: 4px solid var(--color-accent);
            border-radius: 50%;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 2;
            transition: all 0.3s ease;
        }

        .timeline-item:hover .timeline-dot,
        .timeline-item.active .timeline-dot {
            background: var(--color-accent);
            transform: scale(1.2);
            box-shadow: 0 0 20px rgba(174,218,31,0.4);
        }

        .timeline-year {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 1rem;
            text-align: center;
        }

        .timeline-card {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            text-align: center;
            box-shadow: 0 4px 20px rgba(0,31,71,0.06);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
            height: 200px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .timeline-item:hover .timeline-card,
        .timeline-item.active .timeline-card {
            box-shadow: 0 12px 35px rgba(0,31,71,0.12);
            border-color: var(--color-accent);
        }

        .timeline-image {
            width: 100%;
            height: 100px;
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 1rem;
        }

        .timeline-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .timeline-item:hover .timeline-image img,
        .timeline-item.active .timeline-image img {
            transform: scale(1.08);
        }

        .timeline-card h3 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .timeline-card p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .timeline-nav {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 3rem;
        }

        .timeline-nav-btn {
            width: 48px;
            height: 48px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            color: var(--color-primary);
        }

        .timeline-nav-btn:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            transform: scale(1.1);
        }

        /* ================================================================
           FACTORY GALLERY — Premium Grid Layout
           ================================================================ */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .gallery-item {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,31,71,0.06);
            cursor: pointer;
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid transparent;
            height: 280px;
        }

        .gallery-item:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 0 25px 60px rgba(0,31,71,0.25);
            border-color: rgba(174,218,31,0.4);
        }

        .gallery-item::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 20px;
            padding: 2px;
            background: linear-gradient(135deg, rgba(174,218,31,0.3), transparent, rgba(174,218,31,0.1));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0;
            transition: opacity 0.5s ease;
            pointer-events: none;
        }

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

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .gallery-item:hover img {
            transform: scale(1.12);
        }

        .gallery-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,31,71,0.95) 0%, rgba(0,31,71,0.7) 40%, transparent 70%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 1.75rem;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 2;
        }

        .gallery-item:hover .gallery-overlay {
            opacity: 1;
            transform: translateY(0);
        }

        .gallery-overlay h4 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .gallery-overlay h4::before {
            content: '';
            width: 3px;
            height: 24px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .gallery-overlay p {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.85);
            margin: 0;
            line-height: 1.5;
        }

        .gallery-item.large {
            grid-column: span 2;
            grid-row: span 2;
            height: 590px;
        }

        .gallery-item.medium {
            grid-column: span 2;
        }

        .gallery-item.small {
            grid-row: span 1;
        }

        .gallery-item .zoom-icon {
            position: absolute;
            top: 1rem;
            right: 1rem;
            width: 40px;
            height: 40px;
            background: rgba(0,31,71,0.7);
            backdrop-filter: blur(8px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            opacity: 0;
            transform: scale(0.8);
            transition: all 0.3s ease;
            z-index: 3;
        }

        .gallery-item:hover .zoom-icon {
            opacity: 1;
            transform: scale(1);
        }

        .gallery-item .zoom-icon:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: scale(1.1);
        }

        /* LIGHTBOX MODAL */
        .lightbox-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,15,30,0.95);
            backdrop-filter: blur(10px);
            z-index: 9999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .lightbox-overlay.active {
            display: flex;
            opacity: 1;
        }

        .lightbox-content {
            position: relative;
            max-width: 90vw;
            max-height: 90vh;
            margin: auto;
            transform: scale(0.9);
            transition: transform 0.3s ease;
        }

        .lightbox-overlay.active .lightbox-content {
            transform: scale(1);
        }

        .lightbox-content img {
            max-width: 100%;
            max-height: 85vh;
            object-fit: contain;
            border-radius: 12px;
            box-shadow: 0 25px 80px rgba(0,0,0,0.5);
        }

        .lightbox-caption {
            text-align: center;
            margin-top: 1.5rem;
            color: #fff;
        }

        .lightbox-caption h4 {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--color-accent);
        }

        .lightbox-caption p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
            margin: 0;
        }

        .lightbox-close {
            position: absolute;
            top: -50px;
            right: 0;
            width: 48px;
            height: 48px;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(8px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.25rem;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .lightbox-close:hover {
            background: rgba(255,255,255,0.2);
            transform: rotate(90deg);
            border-color: rgba(255,255,255,0.3);
        }

        .lightbox-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 56px;
            height: 56px;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(8px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.25rem;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.1);
            z-index: 10;
        }

        .lightbox-nav:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            transform: translateY(-50%) scale(1.1);
        }

        .lightbox-nav.prev {
            left: -80px;
        }

        .lightbox-nav.next {
            right: -80px;
        }

        .lightbox-counter {
            position: absolute;
            bottom: -40px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 0.85rem;
            color: rgba(255,255,255,0.5);
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
        }

        .lightbox-zoom-controls {
            position: absolute;
            bottom: -70px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .lightbox-zoom-btn {
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(8px);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .lightbox-zoom-btn:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .lightbox-zoom-value {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.7);
            font-weight: 600;
            min-width: 60px;
            text-align: center;
        }

        @media (max-width: 1024px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .gallery-item.large {
                grid-column: span 2;
                grid-row: span 1;
            }

            .gallery-item.medium {
                grid-column: span 2;
            }

            .lightbox-nav.prev {
                left: 10px;
            }

            .lightbox-nav.next {
                right: 10px;
            }

            .lightbox-close {
                top: -45px;
            }
        }

        @media (max-width: 768px) {
            .gallery-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .gallery-item.large,
            .gallery-item.medium {
                grid-column: span 1;
                grid-row: span 1;
            }

            .gallery-item {
                height: 200px;
            }

            .timeline-item {
                width: 240px;
            }

            .lightbox-content {
                padding: 1rem;
            }

            .lightbox-zoom-controls {
                display: none;
            }
        }

        /* ================================================================
           OTHER STYLES
           ================================================================ */
        .cert-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            padding: 2.5rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition-normal);
        }

        .cert-card:hover {
            transform: translateY(-6px);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lg);
        }

        .cert-icon {
            width: 72px; height: 72px;
            background-color: var(--color-accent-light);
            color: var(--color-primary);
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            margin: 0 auto 1.5rem auto;
        }

        .about-profile-box {
            background: var(--color-bg-light);
            border: 1px solid var(--color-border);
            border-left: 4px solid var(--color-accent);
            padding: 3rem;
            border-radius: 0 8px 8px 0;
        }

        .about-profile-item {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            padding: 0.85rem 0;
            border-bottom: 1px solid var(--color-border);
        }

        .about-profile-item:last-child { border-bottom: none; }

        .about-check {
            color: var(--color-accent);
            font-weight: 800;
            font-size: 1.25rem;
            flex-shrink: 0;
            margin-top: 0.1rem;
        }