:root {
    --bg-color: #05050A;
    --card-bg: rgba(20, 20, 30, 0.4);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-main: #E2E8F0;
    --text-muted: #94A3B8;
    --accent-glow: #8B5CF6; /* Deep Purple */
    --accent-cyan: #06B6D4; /* Cyan */
    --nav-bg: rgba(5, 5, 10, 0.7);
}

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

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

/* Background Gradients */
.glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.5;
}

.glow-1 {
    top: -100px;
    left: -100px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
}

.glow-2 {
    top: 40%;
    right: -200px;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
}

/* Nav */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #fff, #94A3B8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-cta {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--card-border);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-glow), var(--accent-cyan));
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

/* Hero Section */
.hero {
    max-width: 1200px;
    margin: 8rem auto 4rem;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.hero-content {
    flex: 1;
}

.badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 50px;
    color: #C4B5FD;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-family: 'Outfit', sans-serif;
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.highlight {
    background: linear-gradient(to right, var(--accent-cyan), var(--accent-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

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

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.floating-img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    animation: float 6s ease-in-out infinite;
    mix-blend-mode: screen; /* Integrates generated image into dark bg */
}

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

/* Curriculum Section */
.curriculum-section {
    max-width: 1200px;
    margin: 6rem auto;
    padding: 0 2rem;
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s ease, background 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    background: rgba(30, 30, 45, 0.5);
    border-color: rgba(139, 92, 246, 0.3);
}

.card-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.1);
    margin-bottom: 0.5rem;
}

.glass-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.glass-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* CTA Section */
.cta-section {
    max-width: 800px;
    margin: 6rem auto 4rem;
    text-align: center;
    padding: 4rem 2rem;
}

.cta-section h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
    margin-bottom: 2rem;
}

.original-price {
    font-size: 1.25rem;
    text-decoration: line-through;
    color: var(--text-muted);
    margin-left: 0.5rem;
    font-weight: 400;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--card-border);
    margin-top: 4rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(8px);
}

.modal-content {
    background: #111116; /* Solid dark bg for modal */
    padding: 3rem 2rem;
    width: 90%;
    max-width: 450px;
    text-align: center;
    position: relative;
}

.close-modal {
    color: var(--text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
}

.close-modal:hover {
    color: #fff;
}

.modal-content h2 {
    margin-bottom: 0.5rem;
}

.modal-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.qr-placeholder {
    margin: 0 auto 1.5rem;
}

.qr-mockup {
    width: 200px;
    height: 200px;
    background: #fff;
    border-radius: 12px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #000;
    font-weight: bold;
    border: 4px solid var(--accent-glow);
}

.modal-note {
    margin-top: 1rem;
    font-size: 0.8rem !important;
    color: rgba(255,255,255,0.4) !important;
}

/* Media Queries */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        margin-top: 6rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }
    
    .grid-container {
        grid-template-columns: 1fr;
    }
}