:root {
            --primary: #2DD4BF; /* Light teal */
            --primary-dark: #0D9488;
            --secondary: #22D3EE; /* Light blue */
            --accent: #10B981; /* Emerald */
            --dark-bg: #0F172A;
            --dark-card: #1E293B;
            --dark-text: #CBD5E1;
            --light-text: #F8FAFC;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
            --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--dark-bg);
            color: var(--dark-text);
            line-height: 1.6;
            overflow-x: hidden;
            position: relative;
        }

        /* Starry Background */
        #stars-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }

        .star {
            position: absolute;
            background-color: white;
            border-radius: 50%;
            animation: twinkle var(--duration) infinite ease-in-out;
        }

        @keyframes twinkle {
            0%, 100% { opacity: 0.2; }
            50% { opacity: 1; }
        }

        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 0.2rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            background-color: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(45, 212, 191, 0.1);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--light-text);
            text-decoration: none;
        }

        .logo i {
            color: var(--primary);
            font-size: 2.2rem;
        }

        .logo span {
            /* background: var(--gradient); */
            background: white;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        nav a {
            color: var(--dark-text);
            text-decoration: none;
            font-weight: 500;
            font-size: 1.1rem;
            transition: var(--transition);
            position: relative;
            padding: 5px 0;
        }

        nav a:hover {
            color: var(--primary);
        }

        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient);
            transition: var(--transition);
        }

        nav a:hover::after {
            width: 100%;
        }

        .auth-buttons {
            display: flex;
            gap: 1rem;
        }

        .btn {
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-signin {
            background: var(--gradient);
            color: white;
            box-shadow: var(--shadow);
        }

        .btn-signin:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 20px rgba(0, 0, 0, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: rgba(45, 212, 191, 0.1);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--light-text);
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            padding: 12rem 5% 8rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 4rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .hero-content {
            flex: 1;
            animation: fadeInUp 1s ease-out;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: var(--light-text);
        }

        .hero-content h1 span {
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content p {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            max-width: 600px;
            /* opacity: 0.9; */
        }

        .hero-buttons {
            display: flex;
            gap: 1.5rem;
            margin-bottom: 3rem;
        }

        .hero-image {
            flex: 1;
            position: relative;
            animation: float 6s ease-in-out infinite;
        }

        .hero-image img {
            width: 100%;
            border-radius: 20px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(45, 212, 191, 0.2);
        }

        .floating-elements {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
        }

        .floating-element {
            position: absolute;
            background: rgba(45, 212, 191, 0.1);
            border-radius: 10px;
            padding: 15px;
            backdrop-filter: blur(5px);
            border: 1px solid rgba(45, 212, 191, 0.2);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            animation: float 4s ease-in-out infinite;
        }

        .floating-element:nth-child(1) {
            top: -20px;
            left: -20px;
            animation-delay: 0s;
        }

        .floating-element:nth-child(2) {
            bottom: 30px;
            right: -30px;
            animation-delay: 1s;
        }

        .floating-element:nth-child(3) {
            bottom: -10px;
            left: 50px;
            animation-delay: 2s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Stats */
        .stats {
            display: flex;
            justify-content: space-around;
            max-width: 1200px;
            margin: 0 auto 5rem;
            padding: 2rem;
            background: rgba(30, 41, 59, 0.5);
            border-radius: 20px;
            border: 1px solid rgba(45, 212, 191, 0.1);
            backdrop-filter: blur(10px);
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.5rem;
        }

        .stat-text {
            font-size: 1rem;
            opacity: 0.8;
        }

        /* Features Section */
        .features {
            padding: 6rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 1rem;
            color: var(--light-text);
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.2rem;
            margin-bottom: 4rem;
            opacity: 0.8;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            background: var(--dark-card);
            padding: 2.5rem;
            border-radius: 20px;
            transition: var(--transition);
            border: 1px solid rgba(45, 212, 191, 0.1);
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 25px rgba(0, 0, 0, 0.3);
            border-color: rgba(45, 212, 191, 0.3);
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient);
        }

        .feature-icon {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
        }

        .feature-title {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--light-text);
        }

        /* Gallery Section */
        .gallery {
            padding: 6rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 3rem;
        }

        .gallery-item {
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            height: 250px;
            transition: var(--transition);
        }

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

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .gallery-item:hover img {
            transform: scale(1.1);
        }

        .gallery-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
            padding: 1.5rem;
            transform: translateY(100%);
            transition: var(--transition);
        }

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

        /* CTA Section */
        .cta {
            padding: 6rem 5%;
            text-align: center;
            max-width: 1400px;
            margin: 0 auto;
        }

        .cta-content {
            background: var(--gradient);
            padding: 4rem;
            border-radius: 30px;
            position: relative;
            overflow: hidden;
        }

        .cta-content::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
            background-size: 50px 50px;
            animation: moveBackground 20s linear infinite;
        }

        @keyframes moveBackground {
            from { transform: translate(0, 0); }
            to { transform: translate(50px, 50px); }
        }

        .cta h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            color: white;
            position: relative;
            z-index: 1;
        }

        .cta p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            color: white;
            opacity: 0.9;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        footer {
            background: var(--dark-card);
            padding: 4rem 5% 2rem;
            margin-top: 4rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            max-width: 1400px;
            margin: 0 auto 3rem;
        }

        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--light-text);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-logo i {
            color: var(--primary);
        }

        .footer-description {
            margin-bottom: 1.5rem;
            opacity: 0.8;
        }

        .social-links {
            display: flex;
            gap: 1rem;
        }

        .social-link {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(45, 212, 191, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.2rem;
            transition: var(--transition);
            text-decoration: none;
        }

        .social-link:hover {
            background: var(--gradient);
            color: white;
            transform: translateY(-5px);
        }

        .footer-links h3 {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            color: var(--light-text);
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.8rem;
        }

        .footer-links a {
            color: var(--dark-text);
            text-decoration: none;
            transition: var(--transition);
            opacity: 0.8;
        }

        .footer-links a:hover {
            color: var(--primary);
            opacity: 1;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(45, 212, 191, 0.1);
            max-width: 1400px;
            margin: 0 auto;
            opacity: 0.7;
        }

        /* Login Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(15, 23, 42, 0.95);
            z-index: 2000;
            align-items: center;
            justify-content: center;
            animation: fadeIn 0.3s ease;
        }

        .modal.active {
            display: flex;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .modal-content {
            background: var(--dark-card);
            padding: 3rem;
            border-radius: 20px;
            max-width: 500px;
            width: 90%;
            position: relative;
            animation: slideUp 0.5s ease;
            border: 1px solid rgba(45, 212, 191, 0.2);
            box-shadow: var(--shadow);
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .close-modal {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            background: none;
            border: none;
            color: var(--dark-text);
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .close-modal:hover {
            color: var(--primary);
        }

        .modal h2 {
            text-align: center;
            margin-bottom: 2rem;
            color: var(--light-text);
            font-size: 2rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--light-text);
        }

        .form-group input {
            width: 100%;
            padding: 1rem;
            border-radius: 10px;
            border: 1px solid rgba(45, 212, 191, 0.2);
            background: rgba(15, 23, 42, 0.5);
            color: var(--light-text);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-group input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.1);
        }

        .modal-buttons {
            display: flex;
            gap: 1rem;
            margin-top: 2rem;
        }

        .form-options {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 1rem;
        }

        .remember-me {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .forgot-password {
            color: var(--primary);
            text-decoration: none;
            font-size: 0.9rem;
        }

        .forgot-password:hover {
            text-decoration: underline;
        }

        .modal-switch {
            text-align: center;
            margin-top: 1.5rem;
            color: var(--dark-text);
        }

        .modal-switch a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
        }

        .modal-switch a:hover {
            text-decoration: underline;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .hero {
                flex-direction: column;
                text-align: center;
                padding-top: 10rem;
            }

            .hero-content h1 {
                font-size: 2.8rem;
            }

            .hero-buttons {
                justify-content: center;
            }

            .stats {
                flex-wrap: wrap;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            nav ul {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

            .mobile-menu {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--dark-card);
                padding: 2rem;
                display: flex;
                flex-direction: column;
                gap: 1rem;
                transform: translateY(-100%);
                opacity: 0;
                transition: var(--transition);
                border-top: 1px solid rgba(45, 212, 191, 0.1);
            }

            .mobile-menu.active {
                transform: translateY(0);
                opacity: 1;
            }

            .mobile-menu a {
                color: var(--dark-text) ;
                text-decoration: none;
                padding: 1rem;
                border-radius: 10px;
                
                transition: var(--transition);
            }

            .mobile-menu a:hover {
                background: rgba(45, 212, 191, 0.1);
            }

            .hero-content h1 {
                font-size: 2.3rem;
            }

            .section-title {
                font-size: 2rem;
            }

            .cta h2 {
                font-size: 2rem;
            }
        }

        @media (max-width: 480px) {
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .btn {
                width: 100%;
                max-width: 300px;
            }

            .modal-buttons {
                flex-direction: column;
            }
        }