:root {
            --black: #000000;
            --dark-gray: #111111;
            --medium-gray: #222222;
            --silver: #C0C0C0;
            --neon-blue: #00E5FF;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--black);
            color: var(--silver);
            margin: 0;
            padding: 0;
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        /* Optimize font loading */
        @font-face {
            font-family: 'Poppins';
            font-style: normal;
            font-weight: 400 700;
            font-display: swap;
            src: local('Poppins'), url('https://fonts.gstatic.com/s/poppins/v20/pxiEyp8kv8JHgFVrJJfedw.woff2') format('woff2');
        }
        
        /* Navbar */
        .navbar {
            background-color: rgba(0, 0, 0, 0.3);
            backdrop-filter: blur(10px);
            transition: background-color 0.3s ease;
        }
        
        .navbar.scrolled {
            background-color: var(--dark-gray);
        }
        
        .logo {
            color: var(--silver);
            text-shadow: 0 0 5px rgba(192, 192, 192, 0.5);
            animation: shine 3s infinite;
        }
        
        @keyframes shine {
            0% { text-shadow: 0 0 5px rgba(192, 192, 192, 0.5); }
            50% { text-shadow: 0 0 15px rgba(192, 192, 192, 0.8); }
            100% { text-shadow: 0 0 5px rgba(192, 192, 192, 0.5); }
        }
        
        .nav-link {
            position: relative;
            color: var(--silver);
            transition: color 0.3s ease;
        }
        
        .nav-link:hover {
            color: var(--neon-blue);
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -2px;
            left: 0;
            background-color: var(--neon-blue);
            transition: width 0.3s ease, box-shadow 0.3s ease;
        }
        
        .nav-link:hover::after {
            width: 100%;
            box-shadow: 0 0 10px var(--neon-blue);
        }
        
        /* Hero Slider */
        .hero-slider {
            position: relative;
            width: 100%;
            height: 100vh;
            overflow: hidden;
        }
        
        .slide {
            position: absolute;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1s ease-in-out;
            background-size: cover;
            background-position: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 0 20px;
            z-index: 0; /* base */
        }
        
        .slide.active {
            opacity: 1;
            z-index: 1;
        }
        
        .slide-video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0; /* behind overlay and content */
        }

        .slide-overlay {
            position: absolute;
            width: 100%;
            height: 100%;
            /* lighter overlay so slides and text are less dim */
            background: linear-gradient(rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.45));
            z-index: 5; /* overlay above video but below content */
        }

        /* Ensure content is above overlay */
        .slide-content {
            position: relative;
            z-index: 30; /* content above overlay */
            max-width: 800px;
        }

        /* When a video fails to load, use poster as background and reduce overlay darkness further */
        .slide.no-video .slide-overlay {
            background: linear-gradient(rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.18));
        }
        
        .slide-title {
            font-size: 4rem;
            font-weight: 700;
            color: var(--neon-blue);
            margin-bottom: 1rem;
            /* stronger glow so text stands out */
            text-shadow: 0 0 20px rgba(0, 229, 255, 0.75);
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { text-shadow: 0 0 15px rgba(0, 229, 255, 0.5); }
            50% { text-shadow: 0 0 25px rgba(0, 229, 255, 0.8); }
            100% { text-shadow: 0 0 15px rgba(0, 229, 255, 0.5); }
        }
        
        .slide-subtext {
            font-size: 1.5rem;
            color: var(--silver);
            margin-bottom: 2rem;
        }
        
        /* Sections */
        .section {
            padding: 100px 0;
            position: relative;
        }
        
        /* Element Animations */
        .project-card, .team-member, .donate-button {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s cubic-bezier(.4,0,.2,1), transform 0.6s cubic-bezier(.4,0,.2,1);
        }
        .project-card.in-view, .team-member.in-view, .donate-button.in-view {
            opacity: 1;
            transform: translateY(0);
        }
        
        .section-title {
            font-size: 3rem;
            font-weight: 700;
            color: var(--neon-blue);
            margin-bottom: 2rem;
            text-align: center;
            text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
        }
        
        .section-subtitle {
            font-size: 1.2rem;
            color: var(--silver);
            text-align: center;
            max-width: 800px;
            margin: 0 auto 3rem;
        }
        
        /* About Section */
        .about-section {
            background-color: var(--black);
            background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI1IiBoZWlnaHQ9IjUiPgo8cmVjdCB3aWR0aD0iNSIgaGVpZ2h0PSI1IiBmaWxsPSIjMTExMTExIj48L3JlY3Q+CjxwYXRoIGQ9Ik0wIDVMNSAwWk02IDRMNCA2Wk0tMSAxTDEgLTFaIiBzdHJva2U9IiMyMjIyMjIiIHN0cm9rZS13aWR0aD0iMSI+PC9wYXRoPgo8L3N2Zz4=');
        }
        
        /* Projects Section */
        .projects-section {
            background-color: var(--dark-gray);
        }
        
        .project-card {
            background-color: var(--medium-gray);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
            transition: all 0.3s ease;
            position: relative;
        }
        
        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
        }
        
        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 1px solid transparent;
            border-radius: 8px;
            transition: all 0.3s ease;
        }
        
        .project-card:hover::before {
            border-color: var(--neon-blue);
            box-shadow: 0 0 15px var(--neon-blue);
        }
        
        .project-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .project-card:hover .project-image {
            transform: scale(1.05);
        }
        
        .project-content {
            padding: 20px;
        }
        
        .project-title {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--neon-blue);
            margin-bottom: 0.5rem;
        }
        
        .project-description {
            font-size: 0.9rem;
            color: var(--silver);
            margin-bottom: 1rem;
        }
        
        /* Community Section */
        .community-section {
            position: relative;
            padding: 0;
            height: 500px;
            overflow: hidden;
        }
        
        .community-video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }
        
        .community-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9));
            z-index: 1;
        }
        
        .community-content {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 100%;
            text-align: center;
            padding: 0 20px;
        }
        
        .join-button {
            background-color: transparent;
            color: var(--neon-blue);
            border: 2px solid var(--neon-blue);
            padding: 12px 30px;
            font-size: 1.2rem;
            font-weight: 600;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 0 15px rgba(0, 229, 255, 0.3);
            position: relative;
            overflow: hidden;
        }
        
        .join-button:hover {
            background-color: var(--neon-blue);
            color: var(--black);
            box-shadow: 0 0 25px rgba(0, 229, 255, 0.6);
        }
        
        .join-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.4), transparent);
            transition: all 0.5s ease;
        }
        
        .join-button:hover::before {
            left: 100%;
        }
        
        /* Team Section */
        .team-section {
            background-color: var(--black);
        }
        
        .team-carousel {
            display: flex;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
            padding: 20px 0;
            gap: 30px;
            justify-content: flex-start;
            cursor: grab;
            scrollbar-width: none; /* Firefox */
        }

        .team-carousel::-webkit-scrollbar {
            display: none; /* Chrome/Safari/Opera */
        }
        
        .team-carousel.active {
            cursor: grabbing;
            scroll-snap-type: none;
        }
        
        .team-member {
            scroll-snap-align: start;
            flex: 0 0 auto;
            width: 250px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            background-color: var(--medium-gray);
            border-radius: 10px;
            padding: 20px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }
        
        .member-icon {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--neon-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 2rem;
            color: var(--black);
        }
        
        .member-name {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--neon-blue);
            margin-bottom: 0.5rem;
        }
        
        .member-role {
            font-size: 0.9rem;
            color: var(--silver);
        }
        
        /* Donate Section */
        .donate-section {
            background-color: var(--dark-gray);
            position: relative;
            overflow: hidden;
        }
        
        .donate-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, 
                transparent 48%, 
                rgba(192, 192, 192, 0.05) 49%, 
                rgba(192, 192, 192, 0.05) 51%, 
                transparent 52%);
            background-size: 10px 10px;
            animation: stripeAnimation 30s linear infinite;
        }
        
        @keyframes stripeAnimation {
            0% { background-position: 0 0; }
            100% { background-position: 100px 100px; }
        }
        
        .donate-button {
            background: linear-gradient(135deg, var(--dark-gray), var(--black));
            color: var(--neon-blue);
            border: none;
            padding: 15px 40px;
            font-size: 1.3rem;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5),
                        0 0 0 2px var(--silver),
                        0 0 0 4px var(--dark-gray);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .donate-button:hover {
            color: var(--black);
            box-shadow: 0 5px 20px rgba(0, 229, 255, 0.5),
                        0 0 0 2px var(--neon-blue),
                        0 0 0 4px var(--dark-gray);
        }
        
        .donate-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--neon-blue), #00a8cc);
            transform: translateY(100%);
            transition: transform 0.3s ease;
            z-index: -1;
        }
        
        .donate-button:hover::before {
            transform: translateY(0);
        }
        
        /* Footer */
        .footer {
            background-color: var(--black);
            padding: 50px 0 20px;
            text-align: center;
        }
        
        .social-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .social-icon {
            color: var(--silver);
            font-size: 1.5rem;
            transition: all 0.3s ease;
        }
        
        .social-icon:hover {
            color: var(--neon-blue);
            transform: translateY(-5px);
            text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
        }
        
        .copyright {
            font-size: 0.9rem;
            color: var(--silver);
            margin-top: 20px;
        }
        
        /* Mobile Menu */
        .mobile-menu-button {
            display: none;
            background: none;
            border: none;
            color: var(--silver);
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        .mobile-menu {
            position: fixed;
            top: 0;
            left: -100%;
            width: 80%;
            max-width: 300px;
            height: 100vh;
            background-color: var(--dark-gray);
            z-index: 1000;
            transition: left 0.3s ease;
            box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
            border-right: 2px solid var(--neon-blue);
        }
        
        .mobile-menu.active {
            left: 0;
        }
        
        .mobile-menu-header {
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--medium-gray);
        }
        
        .mobile-menu-logo {
            color: var(--silver);
            font-size: 1.5rem;
            font-weight: 700;
        }
        
        .close-menu-button {
            background: none;
            border: none;
            color: var(--silver);
            font-size: 1.5rem;
            cursor: pointer;
        }
        
        .mobile-nav-links {
            padding: 20px;
        }
        
        .mobile-nav-link {
            display: block;
            padding: 15px 0;
            color: var(--silver);
            font-size: 1.1rem;
            border-bottom: 1px solid var(--medium-gray);
            transition: color 0.3s ease;
        }
        
        .mobile-nav-link:hover {
            color: var(--neon-blue);
        }
        
        .mobile-menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 999;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        
        .mobile-menu-overlay.active {
            opacity: 1;
            pointer-events: all;
        }
        
        /* Language Switcher */
        .lang-switcher {
            position: relative;
            display: inline-block;
            margin-left: 20px;
        }
        
        .lang-button {
            background: transparent;
            border: 1px solid var(--silver);
            color: var(--silver);
            padding: 5px 15px;
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .lang-button:hover {
            border-color: var(--neon-blue);
            color: var(--neon-blue);
        }
        
        .lang-button.active {
            border-color: var(--neon-blue);
            color: var(--neon-blue);
            background: rgba(0, 229, 255, 0.1);
        }
        
        .lang-flag {
            width: 20px;
            height: 15px;
            object-fit: cover;
            border-radius: 2px;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            
            .mobile-menu-button {
                display: block;
            }
            
            .slide-title {
                font-size: 2.5rem;
            }
            
            .slide-subtext {
                font-size: 1.1rem;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .team-carousel {
                flex-wrap: wrap;
                justify-content: center;
                overflow-x: visible;
            }
            
            .team-member {
                width: 45%;
                margin-bottom: 30px;
            }
            
            .lang-switcher {
                margin-left: 10px;
                margin-right: auto;
            }
        }
        
        @media (max-width: 480px) {
            .slide-title {
                font-size: 2rem;
            }
            .team-member {
                width: 100%;
            }
        }