/* Custom styles for animations */
        body {
            font-family: 'Inter', sans-serif;
            background-color: #0e0220;
            height: 100vh;
            width: 100vw;
            overflow: hidden; /* Prevent body scroll, scrolling is handled by .page-content */
        }

        /* --- New Three.js Galaxy Background --- */
        #galaxy-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1; /* Place it behind all content */
        }
        /* --- End Three.js Galaxy Background --- */

        /* Ensure page content is scrollable over the fixed background */
        .page-content {
            position: relative;
            z-index: 1;
            background-color: transparent;
            overflow-y: auto;
            height: 100vh;
        }
        
        .gallery-title {
            font-family: 'Playfair Display', serif;
        }

        /* --- Section Separation Styling --- */
        .content-panel {
            background-color: rgba(14, 2, 32, 0.5); /* Semi-transparent version of the body background */
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* --- Header Nav Hover Effect --- */
        .nav-link {
            position: relative;
            padding-bottom: 8px;
            transition: color 0.3s;
            
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #7572f4, #ff3e6d);
            transition: width 0.3s ease-in-out;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link:hover {
            color: #fff;
        }

        .card-container {
            perspective: 1000px;
            transition: transform 0.3s ease;
        }
        
        .card {
            transition: transform 0.7s, box-shadow 0.4s ease;
            transform-style: preserve-3d;
            position: relative;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        .card-container:hover {
            transform: scale(1.05);
        }

        .card-container:hover .card {
            transform: rotateY(180deg);
            box-shadow: 0 20px 40px rgba(79, 70, 229, 0.5), 0 15px 30px rgba(236, 72, 153, 0.4);
        }

        .card-front, .card-back {
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .card-back {
            transform: rotateY(180deg);
            border: 2px solid transparent;
            background-clip: padding-box;
            border-image: linear-gradient(45deg, #4f46e5, #ec4899) 1;
            background-color: #1f2937;
        }

        .fade-in-section {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .fade-in-section.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* --- New Galaxy Button Styles --- */
        :root {
            --transition: 0.25s;
            --spark: 1.8s;
            --hue: 245;
        }

        .galaxy-button button {
            --cut: 0.1em;
            --active: 0;
            --bg:
                radial-gradient(
                    120% 120% at 126% 126%,
                    hsl(var(--hue) calc(var(--active) * 97%) 98% / calc(var(--active) * 0.9)) 40%,
                    transparent 50%
                ) calc(100px - (var(--active) * 100px)) 0 / 100% 100% no-repeat,	
                radial-gradient(
                    120% 120% at 120% 120%,
                    hsl(var(--hue) calc(var(--active) * 97%) 70% / calc(var(--active) * 1)) 30%,
                    transparent 70%
                ) calc(100px - (var(--active) * 100px)) 0 / 100% 100% no-repeat,
                hsl(var(--hue) calc(var(--active) * 100%) calc(12% - (var(--active) * 8%)));
            background: var(--bg);
            font-size: 1.5rem; /* Adjusted font size */
            font-weight: 500;
            border: 0;
            cursor: pointer;
            padding: 0.9em 1.3em;
            display: flex;
            align-items: center;
            gap: 0.25em;
            white-space: nowrap;
            border-radius: 2rem;
            position: relative;
            box-shadow:
                0 0 calc(var(--active) * 6em) calc(var(--active) * 3em) hsl(var(--hue) 97% 61% / 0.5),
                0 0.05em 0 0 hsl(var(--hue) calc(var(--active) * 97%) calc((var(--active) * 50%) + 30%)) inset,
                0 -0.05em 0 0 hsl(var(--hue) calc(var(--active) * 97%) calc(var(--active) * 10%)) inset;
            transition: box-shadow var(--transition), scale var(--transition), var(--transition);
            scale: calc(1 + (var(--active) * 0.1));
            transform-style: preserve-3d;
            perspective: 100vmin;
            overflow: hidden;
        }

        .galaxy-button button:active {
            scale: 1;
        }

        .galaxy-button button:hover, .galaxy-button button:focus-visible {
            --active: 1;
        }

        .star {
            height: calc(var(--size) * 1px);
            aspect-ratio: 1;
            background: white;
            border-radius: 50%;
            position: absolute;
            opacity: var(--alpha);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) rotate(10deg) rotate(0deg) translateY(calc(var(--distance) * 1px)) ;
            animation: orbit calc(var(--duration) * 1s) calc(var(--delay) * -1s) infinite linear;
        }

        @keyframes orbit {
            to {
                transform: translate(-50%, -50%) rotate(10deg) rotate(360deg) translateY(calc(var(--distance) * 1px));
            }
        }

        .galaxy {
            position: absolute;
            width: 100%;
            aspect-ratio: 1;
            top: 50%;
            left: 50%;
            translate: -50% -50%;
            overflow: hidden;
            opacity: var(--active);
            transition: opacity var(--transition);
        }

        .galaxy__ring {
            height: 200%;
            width: 200%;
            position: absolute;
            top: 50%;
            left: 50%;
            border-radius: 50%;
            transform: translate(-28%, -40%) rotateX(-24deg) rotateY(-30deg) rotateX(90deg);
            transform-style: preserve-3d;
        }

        .galaxy__container {
            position: absolute;
            inset: 0;
            opacity: var(--active);
            transition: opacity var(--transition);
            mask: radial-gradient(white, transparent);
        }

        .star--static {
            animation: none;
            top: 50%;
            left: 50%;
            transform: translate(0, 0);
            max-height: 4px;
            filter: brightness(4);
            opacity: 0.9;
            animation:
                move-x calc(var(--duration) * 0.1s) calc(var(--delay) * -0.1s) infinite linear,
                move-y calc(var(--duration) * 0.2s) calc(var(--delay) * -0.2s) infinite linear;
        }

        .galaxy-button button:hover .star--static {
            animation-play-state: paused;
        }

        @keyframes move-x {
            0% { translate: -100px 0; }
            100% { translate: 100px 0; }
        }

        @keyframes move-y {
            0% { transform: translate(0, -50px); }
            100% { transform: translate(0, 50px); }
        }

        .spark {
            position: absolute;
            inset: 0;
            border-radius: 2rem;
            rotate: 0deg;
            overflow: hidden;
            mask: linear-gradient(white, transparent 50%);
            animation: flip calc(var(--spark) * 2) infinite steps(2, end);
        }

        @keyframes flip {
            to { rotate: 360deg; }
        }

        .spark:before {
            content: "";
            position: absolute;
            width: 200%;
            aspect-ratio: 1;
            top: 0%;
            left: 50%;
            z-index: -1;
            translate: -50% -15%;
            rotate: 0;
            transform: rotate(-90deg);
            opacity: calc((var(--active)) + 0.4);
            background: conic-gradient(from 0deg, transparent 0 340deg, white 360deg);
            transition: opacity var(--transition);
            animation: rotate var(--spark) linear infinite both;
        }

        .spark:after {
            content: "";
            position: absolute;
            inset: var(--cut);
            border-radius: 2rem;
        }

        .backdrop {
            position: absolute;
            inset: var(--cut);
            background: var(--bg);
            border-radius: 2rem;
            transition: background var(--transition);
        }

        @keyframes rotate {
            to { transform: rotate(90deg); }
        }

        .galaxy-button {
            position: relative;
        }

                .text {
            translate: 2% -6%;
            letter-spacing: 0.01ch;
            color: hsl(0 0% calc(60% + (var(--active) * 26%)));
            transition: color var(--transition);
        }

        header {
            transition: transform 0.3s ease-in-out;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .galaxy-button button {
                font-size: 1.2rem;
            }

            .card-container {
                height: 400px;
            }
        }

        @media (max-width: 480px) {
            .galaxy-button button {
                font-size: 1rem;
            }

            .card-container {
                height: 350px;
            }

            .gallery-title {
                font-size: 1.8rem;
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .galaxy-button button {
                font-size: 1.2rem;
            }

            .card-container {
                height: 400px;
            }
        }

        @media (max-width: 480px) {
            .galaxy-button button {
                font-size: 1rem;
            }

            .card-container {
                height: 350px;
            }

            .gallery-title {
                font-size: 1.8rem;
            }
        }