/* --- Variables --- */
:root {
    --bg-color: #0d0d0d;
    --surface-color: #1a1a1a;
    --surface-light: #2a2a2a;
    --primary-color: #FF6B00;
    --primary-hover: #ff8533;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    
    --font-main: 'Outfit', sans-serif;
    
    --transition-speed: 0.3s;
    --border-radius: 12px;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

ul {
    list-style: none;
}

/* --- Utilidades --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-orange {
    color: var(--primary-color);
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 20px rgba(255, 107, 0, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--surface-light);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* --- Navegación --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(13, 13, 13, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-speed);
}

.navbar.scrolled {
    background: rgba(13, 13, 13, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 400;
    color: var(--text-secondary);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary-color);
    transition: width var(--transition-speed);
}

.nav-links a:hover::after {
    width: 100%;
}

@media (max-width: 768px) {
    .nav-links, .nav-btn {
        display: none;
    }
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 20px 60px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 50px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

.hero-image-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glow-effect {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,107,0,0.4) 0%, rgba(255,107,0,0) 70%);
    filter: blur(40px);
    z-index: -1;
    animation: pulseGlow 4s infinite alternate;
}

@keyframes pulseGlow {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.2); opacity: 1; }
}

.hero-img {
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    transform: perspective(1000px) rotateY(-5deg) translateY(0);
    transition: transform 0.5s ease;
}

.hero-img:hover {
    transform: perspective(1000px) rotateY(0deg) translateY(-10px);
}

@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 150px;
    }
    .hero-actions {
        justify-content: center;
    }
    .hero-title {
        font-size: 3rem;
    }
}

/* --- Tutorials Section --- */
.tutorials-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--bg-color) 0%, #111111 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.tutorials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.tutorial-card {
    background: var(--surface-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    cursor: pointer;
}

.tutorial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(255, 107, 0, 0.2);
    border-color: rgba(255, 107, 0, 0.3);
}

.card-img-wrapper {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* Relación de aspecto 16:9 */
    overflow: hidden;
    background-color: var(--surface-light);
}

.card-img-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.tutorial-card:hover .card-img-wrapper img {
    transform: scale(1.05);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.tutorial-card:hover .card-overlay {
    opacity: 1;
}

.play-icon {
    font-size: 2rem;
    color: white;
    background: var(--primary-color);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.5);
    transform: scale(0.8);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    padding-left: 5px; /* Centrar ópticamente el icono de play */
}

.tutorial-card:hover .play-icon {
    transform: scale(1);
}

.card-content {
    padding: 25px;
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.badge-orange {
    background: rgba(255, 107, 0, 0.2);
    color: var(--primary-color);
}

.card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    line-height: 1.3;
    transition: color var(--transition-speed);
}

.tutorial-card:hover .card-content h3 {
    color: var(--primary-color);
}

.card-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Footer --- */
.footer {
    background-color: #080808;
    padding: 80px 20px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col p {
    color: var(--text-secondary);
    margin-top: 15px;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-secondary);
}

.footer-col ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}