:root {
    /* Colors */
    --primary-color: #4B0082; /* Indigo/Deep Purple */
    --primary-dark: #2E0057;
    --secondary-color: #FFD700; /* Gold */
    --accent-color: #00FFFF; /* Cyan */
    --bg-dark: #0a0a12;
    --bg-card: rgba(255, 255, 255, 0.05);
    --text-light: #f0f0f0;
    --text-dim: #b0b0b0;
    
    /* Fonts */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    
    /* Effects */
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Particle Background */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: radial-gradient(circle at center, #1a1a2e 0%, #000000 100%);
}

/* Typography */
h1, h2, h3, .logo {
    font-family: var(--font-heading);
    color: var(--secondary-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 10, 18, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: var(--glass-border);
}

.main-header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 60px; /* Header height */
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 0 20px rgba(75, 0, 130, 0.5);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
    color: white;
    font-family: var(--font-heading);
    font-weight: bold;
    border-radius: 50px;
    border: 1px solid var(--secondary-color);
    box-shadow: 0 0 15px rgba(75, 0, 130, 0.5);
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.5);
    background: linear-gradient(45deg, var(--primary-dark), var(--primary-color));
}

/* Sections */
.section {
    padding: var(--spacing-lg) 0;
}

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

.section-subtitle {
    text-align: center;
    color: var(--text-dim);
    margin-bottom: var(--spacing-lg);
}

.alt-bg {
    background: rgba(255, 255, 255, 0.02);
}

/* Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.glass-effect {
    background: var(--bg-card);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 10px;
    border: var(--glass-border);
    padding: var(--spacing-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-effect:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.2);
    border-color: var(--accent-color);
}

.card-icon {
    color: var(--accent-color);
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-sm);
}

.card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

/* Hermetism & Quantum */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.feature-list li {
    margin-bottom: var(--spacing-sm);
    padding-left: 1.5rem;
    position: relative;
}

.feature-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

.sacred-geometry {
    width: 300px;
    height: 300px;
    margin: 0 auto;
    border: 2px solid var(--secondary-color);
    border-radius: 50%;
    position: relative;
    animation: rotate 20s linear infinite;
}

.sacred-geometry::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    height: 70%;
    border: 1px solid var(--accent-color);
    transform: translate(-50%, -50%) rotate(45deg);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.quantum-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Footer */
footer {
    padding: var(--spacing-md) 0;
    background: rgba(0, 0, 0, 0.8);
    border-top: var(--glass-border);
    margin-top: var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    color: var(--text-dim);
}

.social-links a:hover {
    color: var(--secondary-color);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Mobile menu to be implemented */
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .split-layout {
        grid-template-columns: 1fr;
    }
}