:root {
    /* Colors */
    --color-primary: #4A00B7; /* Deep Violet */
    --color-secondary: #00CCFF; /* Electric Blue */
    --color-background: #1A004D; /* Darkest Violet */
    --color-footer-bg: #0D0026; /* Even Darker Violet */
    --color-button: #00A1F0; /* Bright Blue */
    --color-accent-neon: #00FFCC; /* Neon Green/Cyan for accents */
    --color-text-light: #E0E0E0; /* Light text for dark backgrounds */
    --color-text-dark: #333333; /* Dark text for light backgrounds (if any) */
    --color-glass-bg: rgba(255, 255, 255, 0.08); /* Glassmorphism background */
    --color-glass-border: rgba(255, 255, 255, 0.15); /* Glassmorphism border */

    /* Section Backgrounds */
    --section-bg-1: #4A00B7; /* Matches primary */
    --section-bg-2: #26017D; /* Darker violet */
    --section-bg-3: #BCE0FD; /* Light blue for contrast */
    --section-bg-4: #4A00B7;
    --section-bg-5: #0056B3; /* Darker blue */
    --section-bg-6: #F0F0F0; /* Very light, potentially for specific elements */

    /* Typography */
    --font-family-body: 'Inter', sans-serif;
    --font-family-heading: 'Orbitron', sans-serif; /* Futuristic */
    --font-size-base: 1.125rem; /* 18px */
    --line-height-base: 1.7; /* Generous line-height for readability */

    /* Spacing */
    --spacing-lg: 4rem;
    --spacing-md: 2rem;
    --spacing-sm: 1rem;

    /* Border Radius */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-full: 9999px;

    /* Shadows */
    --shadow-neon-button: 0 0 15px var(--color-accent-neon), 0 0 30px var(--color-accent-neon);
    --shadow-glass-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --shadow-logo: 0 0 10px rgba(0, 204, 255, 0.7); /* Electric blue glow */
    --shadow-pulse: 0 0 5px var(--color-secondary), 0 0 10px var(--color-secondary), 0 0 15px var(--color-secondary);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text-light);
    background-color: var(--color-background);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden; /* Prevent horizontal scroll from neon glows */
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    color: var(--color-text-light);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em; /* Slightly wider for futuristic feel */
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 10px rgba(0,204,255,0.5); /* Soft glow */
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
    color: var(--color-secondary);
}

h3 {
    font-size: 1.8rem;
    line-height: 1.4;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: all 0.3s ease-in-out;
}

a:hover {
    color: var(--color-accent-neon);
    text-shadow: 0 0 5px var(--color-accent-neon);
}

/* Utility Classes for Section Backgrounds */
.section-bg-1 { background-color: var(--section-bg-1); }
.section-bg-2 { background-color: var(--section-bg-2); }
.section-bg-3 { background-color: var(--section-bg-3); color: var(--color-text-dark); } /* For light background */
.section-bg-4 { background-color: var(--section-bg-4); }
.section-bg-5 { background-color: var(--section-bg-5); }
.section-bg-6 { background-color: var(--section-bg-6); color: var(--color-text-dark); } /* For light background */

/* Header - Glassmorphism & Neon */
.header {
    background: var(--color-glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-glass-border);
    padding: var(--spacing-sm) var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.header .logo {
    font-family: var(--font-family-heading);
    font-size: 2rem;
    font-weight: bold;
    background: linear-gradient(45deg, var(--color-secondary), var(--color-accent-neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: var(--shadow-logo);
    transition: all 0.3s ease;
}

.header .logo:hover {
    transform: scale(1.02);
    text-shadow: 0 0 15px rgba(0, 204, 255, 0.9);
}

.header .nav-link {
    padding: 0.5rem 1rem;
    position: relative;
    overflow: hidden;
    color: var(--color-text-light);
}

.header .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-neon));
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.header .nav-link:hover::before {
    transform: translateX(0);
}

.social-icon {
    font-size: 1.5rem;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: all 0.3s ease-in-out;
    color: var(--color-secondary);
    text-shadow: 0 0 5px var(--color-secondary);
}

.social-icon:hover {
    color: var(--color-accent-neon);
    text-shadow: var(--shadow-pulse);
    animation: neonPulse 1.5s infinite alternate;
}

@keyframes neonPulse {
    from { text-shadow: 0 0 5px var(--color-secondary), 0 0 10px var(--color-secondary); }
    to { text-shadow: 0 0 10px var(--color-accent-neon), 0 0 20px var(--color-accent-neon), 0 0 30px var(--color-accent-neon); }
}

/* Burger Menu for Mobile */
.burger-menu-icon {
    display: none; /* Hidden by default, shown on mobile */
    font-size: 2rem;
    color: var(--color-secondary);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.burger-menu-icon.open {
    transform: rotate(90deg);
}

.mobile-nav-menu {
    display: none; /* Hidden by default */
    background: var(--color-background);
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    border-top: 1px solid var(--color-glass-border);
}

.mobile-nav-menu.open {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Buttons - Subdued Claymorphism with Neon */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius-full);
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
    font-weight: bold;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    background: linear-gradient(145deg, #00A1F0, #00CCFF); /* Blue to Light Blue */
    color: var(--color-text-light);
    box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.3), -5px -5px 10px rgba(255, 255, 255, 0.1); /* Claymorphism effect */
    transition: all 0.3s ease-in-out;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--border-radius-full);
    border: 2px solid transparent;
    pointer-events: none;
    transition: border-color 0.3s ease-in-out;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 8px 8px 15px rgba(0, 0, 0, 0.4), -8px -8px 15px rgba(255, 255, 255, 0.15);
}

.btn:hover::before {
    border-color: var(--color-accent-neon);
    box-shadow: var(--shadow-neon-button);
}

.btn:active {
    transform: translateY(0);
    box-shadow: inset 2px 2px 5px rgba(0, 0, 0, 0.4), inset -2px -2px 5px rgba(255, 255, 255, 0.05); /* Pressed effect */
}

/* Card Style - Glassmorphism with glowing borders */
.card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-glass-border);
    box-shadow: var(--shadow-glass-card);
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

.card::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: var(--border-radius-md);
    background: linear-gradient(45deg, var(--color-secondary), var(--color-accent-neon));
    z-index: -1;
    filter: blur(15px);
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    pointer-events: none;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 48px 0 rgba(0, 0, 0, 0.45);
}

.card:hover::before {
    opacity: 0.6;
}

.card h3 {
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-top: 0;
}

/* Parallax Effect for Cards (example, requires JS or more complex CSS setup) */
.parallax-section {
    perspective: 1px;
    transform-style: preserve-3d;
    height: 100vh; /* Or specific height */
    overflow-x: hidden;
    overflow-y: auto;
}

.parallax-layer {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.parallax-layer.base {
    transform: translateZ(0);
}

.parallax-layer.foreground {
    transform: translateZ(0.5px) scale(0.5); /* Example, adjust as needed */
}

/* Footer - Layered Gradient & Neon Lines */
.footer {
    background: linear-gradient(to top, var(--color-footer-bg) 0%, var(--color-background) 100%);
    padding: var(--spacing-lg) var(--spacing-md);
    border-top: 1px solid rgba(0, 204, 255, 0.1);
    color: var(--color-text-light);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 204, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatEffect 10s infinite ease-in-out alternate;
    z-index: 0;
}

.footer::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(74, 0, 183, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatEffect 8s infinite ease-in-out reverse;
    z-index: 0;
}

.footer-link {
    color: var(--color-text-light);
    position: relative;
    padding-bottom: 3px;
}

.footer-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-neon));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease-out;
}

.footer-link:hover::after {
    transform: scaleX(1);
}

.footer .social-icon {
    font-size: 1.8rem;
    margin: 0 0.7rem;
    color: var(--color-secondary);
    transition: all 0.3s ease-in-out;
}

.footer .social-icon:hover {
    color: var(--color-accent-neon);
    transform: scale(1.1) translateY(-3px);
    text-shadow: var(--shadow-pulse);
}

@keyframes floatEffect {
    0% { transform: translate(0, 0); }
    100% { transform: translate(20px, 20px); }
}

/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .header .nav-links {
        display: none; /* Hide desktop nav */
    }

    .burger-menu-icon {
        display: block; /* Show burger icon */
    }

    .header .social-icons {
        display: none; /* Hide social icons on small screens if space is tight */
    }

    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 1rem;
    }

    .card {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    body {
        font-size: 1rem;
    }

    .footer {
        padding: var(--spacing-md) var(--spacing-sm);
    }
}



/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}