:root {
    /* TEGAI Styles */
    --rosa-medium: #F472B6;
    --rosa-accent: #DB2777;
    --violeta-accent: #7E22CE;
    --violeta-dark: #4C1D95;
    --verde-accent: #2DD4BF;
    
    --bg-oscuro-2: #1E1B4B; /* Abismo Índigo */
    --bg-oscuro-3: #030712; /* Negro Obsidiana */

    --text-main: #ffffff;
    --text-muted: #cbd5e1;
    --text-dim: #94a3b8;
    
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-oscuro-3);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
}

/* Glassmorphism Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(3, 7, 18, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--verde-accent);
    font-weight: 500;
}

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

nav a {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-dim);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 7rem 2rem 3rem;
    overflow: hidden;
    background-color: var(--bg-oscuro-2); /* Tech inmersivo */
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 10;
}

.badge {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: 0.9rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600;
    color: var(--verde-accent);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(4px);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--rosa-medium), var(--verde-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.prof {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--rosa-medium);
    margin-bottom: 1.5rem;
}

.hero-content .summary {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    padding: 0.8rem 2.2rem;
    border-radius: 8px;
    text-decoration: none;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--verde-accent);
    color: var(--bg-oscuro-3);
    box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 212, 191, 0.5);
    opacity: 0.95;
}

/* Glowing Orbs for Background */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 1;
    opacity: 0.4;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--violeta-dark);
    top: -150px;
    left: -150px;
    animation: float 12s ease-in-out infinite alternate;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--rosa-accent);
    bottom: -100px;
    right: -50px;
    animation: float 15s ease-in-out infinite alternate-reverse;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* Classes Section */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.classes-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3.5rem;
    text-align: center;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 15px;
    justify-content: center;
}

.classes-section h2::before,
.classes-section h2::after {
    content: '';
    width: 50px;
    height: 2px;
    background: var(--verde-accent);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-8px);
    border-color: var(--rosa-medium);
}

.glass-card h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--verde-accent);
}

.glass-card p {
    color: var(--text-muted);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s forwards;
}

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

footer {
    text-align: center;
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    color: var(--text-dim);
    background-color: var(--bg-oscuro-3);
}