/* ===================== HERO SLIDER ===================== */
        .hero-slider {
            position: relative;
            height: 100vh;
            background: #000;
            overflow: hidden;
            padding-top: 70px;
        }

        .slide {
            position: absolute;
            inset: 0;
            opacity: 0;
            transition: opacity 1s ease-in-out;
        }

        .slide.active {
            opacity: 1;
        }

        .slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(60%);
        }

        .slide-content {
            position: absolute;
            top: 80%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: #fff;
            text-align: center;
            width: 90%;
        }

        .slide-content h1 {
            font-size: 2.4rem;
            margin: 0;
        }

        .slide-content p {
            font-size: 1rem;
            margin-top: 5px;
        }

        .slider-nav {
            position: absolute;
            bottom: 15px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 20;
        }

        .dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            margin: 0 3px;
            background: #aaa;
            border-radius: 50%;
            cursor: pointer;
        }

        .dot.active {
            background: #1e88e5;
        }

        /* ===================== GALERI ===================== */
        .gallery-container {
            max-width: 1100px;
            margin: 25px auto;
            padding: 0 15px;
        }

        .section-title {
            text-align: center;
            font-size: 1.7rem;
            font-weight: bold;
            margin-bottom: 15px;
        }

        .gallery-filters {
            text-align: center;
            margin-bottom: 20px;
            overflow-x: auto;
            white-space: nowrap;
            padding-bottom: 8px;
        }

        .filter-btn {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            border: 1px solid #ccc;
            background: #fff;
            margin: 4px;
            cursor: pointer;
            transition: .3s;
            font-size: 0.9rem;
        }

        .filter-btn.active,
        .filter-btn:hover {
            background: #1e88e5;
            color: #fff;
            border-color: #1e88e5;
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 15px;
        }

        .gallery-item {
            position: relative;
            height: 220px;
            border-radius: 8px;
            overflow: hidden;
            cursor: pointer;
            transition: .3s;
        }

        .hidden {
            opacity: 0;
            transform: scale(0.95);
            transition: .4s;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: .3s;
        }

        .gallery-item:hover img {
            transform: scale(1.07);
        }

        .overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: flex-end;
            background: linear-gradient(to top, rgba(0, 0, 0, .7), transparent);
            color: #fff;
            padding: 15px;
        }

        .title {
            font-size: 1rem;
            font-weight: bold;
        }

        .subtitle {
            font-size: .8rem;
            opacity: .8;
            margin-top: 2px;
        }

        /* ===================== LIGHTBOX ===================== */
        .lightbox {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .9);
            z-index: 3000;
            justify-content: center;
            align-items: center;
            flex-direction: column;
            padding: 20px;
        }

        .lightbox-content {
            max-width: 95vw;
            max-height: 80vh;
            border-radius: 10px;
            object-fit: contain;
        }

        #caption {
            color: #fff;
            text-align: center;
            margin-top: 15px;
        }

        .close-btn {
            position: absolute;
            top: 18px;
            right: 20px;
            font-size: 40px;
            cursor: pointer;
            color: #fff;
            transition: .2s;
        }

        .close-btn:hover {
            opacity: .6;
        }

        @media (max-width: 600px) {
            .slide-content h1 {
                font-size: 1.8rem;
            }

            .gallery-item {
                height: 200px;
            }
        }

        /* ===================== DARK MODE ===================== */
        body.dark {
            background: #121212;
            color: #e0e0e0;
        }

        body.dark .hero-slider {
            background: #000;
        }

        body.dark .slide-content h1,
        body.dark .slide-content p {
            color: #fff;
        }

        body.dark .slider-nav .dot {
            background: #555;
        }

        body.dark .slider-nav .dot.active {
            background: #90caf9;
        }

        body.dark .gallery-container {
            background: #121212;
        }

        body.dark .section-title {
            color: #e0e0e0;
        }

        body.dark .filter-btn {
            background: #1e1e1e;
            color: #e0e0e0;
            border-color: #333;
        }

        body.dark .filter-btn.active,
        body.dark .filter-btn:hover {
            background: #90caf9;
            color: #000;
            border-color: #90caf9;
        }

        body.dark .gallery-item .overlay {
            background: linear-gradient(to top, rgba(0, 0, 0, .85), transparent);
        }

        body.dark .lightbox {
            background: rgba(0, 0, 0, 0.95);
        }

        body.dark .close-btn {
            color: #fff;
        }