:root {
    /* Colores principales */
    --color-orange: #FF6B35;
    --color-orange-light: #FF8C61;
    --color-orange-dark: #E85A2A;
    --color-blue: #1E3A8A;
    --color-blue-light: #3B82F6;
    --color-blue-dark: #1E40AF;
    
    /* Colores de soporte */
    --color-dark: #0A0E27;
    --color-gray: #64748B;
    --color-gray-light: #E2E8F0;
    --color-white: #FFFFFF;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-orange) 0%, var(--color-orange-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-light) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(30, 58, 138, 0.95) 0%, rgba(255, 107, 53, 0.9) 100%);
    
    /* Tipografía */
    --font-primary: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Otros */
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(30, 58, 138, 0.1);
    transition: var(--transition);
}

.nav.scrolled {
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.1);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--color-blue);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: -5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--color-orange);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #334155 100%);
    z-index: -1;
}

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 107, 53, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-primary);
    top: -10%;
    right: -5%;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-secondary);
    bottom: -10%;
    left: -5%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.1); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 107, 53, 0.3);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.badge-icon {
    font-size: 1.2rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.btn {
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-orange);
}

.btn-youtube {
    background: #FF0000;
    color: white;
    padding: 0.9rem 2rem;
}

.btn-youtube:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 0, 0, 0.4);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    animation: fadeInUp 1s ease-out 1s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, rgba(255, 107, 53, 0.5), transparent);
}

/* Section Styles */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    color: var(--color-orange);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-description {
    font-size: 1.2rem;
    color: var(--color-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* Services Section */
.services {
    background: linear-gradient(to bottom, #F8FAFC 0%, #FFFFFF 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.08);
    transition: var(--transition);
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.15);
    border-color: var(--color-orange);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.service-description {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--color-gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-features li::before {
    content: '✓';
    color: var(--color-orange);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.08);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.15);
}

.portfolio-image {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.portfolio-placeholder {
    width: 200px;
    height: 200px;
    color: rgba(255, 255, 255, 0.3);
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-category {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-orange);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.portfolio-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
}

.portfolio-description {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.3rem 0.8rem;
    background: rgba(30, 58, 138, 0.1);
    color: var(--color-blue);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Tutorials Section */
.tutorials {
    background: linear-gradient(to bottom, #F8FAFC 0%, #FFFFFF 100%);
}

.tutorials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.tutorial-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.08);
    transition: var(--transition);
}

.tutorial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.15);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background: var(--color-dark);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.tutorial-content {
    padding: 1.5rem;
}

.tutorial-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
}

.tutorial-description {
    color: var(--color-gray);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.tutorial-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
}

.tutorial-duration {
    color: var(--color-gray);
}

.tutorial-level {
    padding: 0.25rem 0.75rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-blue);
    border-radius: 20px;
    font-weight: 600;
}

.cta-banner {
    background: var(--gradient-hero);
    padding: 3rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--color-white);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.2);
}

.cta-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.cta-content p {
    opacity: 0.9;
}

/* Contact Section */
.contact {
    background: linear-gradient(to bottom, #FFFFFF 0%, #F8FAFC 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-text {
    color: var(--color-gray);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-orange);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--color-gray);
    margin-bottom: 0.25rem;
}

.contact-value {
    font-weight: 600;
    color: var(--color-dark);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(30, 58, 138, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.contact-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 30px rgba(30, 58, 138, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border: 2px solid var(--color-gray-light);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-success {
    background: #10B981;
    color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    display: none;
    text-align: center;
    font-weight: 600;
}

.form-success.show {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Footer */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-logo .logo-subtitle {
    color: rgba(255, 255, 255, 0.6);
}

.footer-description {
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--color-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Animation utilities - Simplified without AOS */
.service-card,
.portfolio-item,
.tutorial-card,
.contact-wrapper > * {
    animation: fadeInUp 0.6s ease-out backwards;
}

.service-card:nth-child(2) { animation-delay: 0.1s; }
.service-card:nth-child(3) { animation-delay: 0.2s; }
.service-card:nth-child(4) { animation-delay: 0.3s; }

.portfolio-item:nth-child(2) { animation-delay: 0.1s; }
.portfolio-item:nth-child(3) { animation-delay: 0.2s; }
.portfolio-item:nth-child(4) { animation-delay: 0.3s; }
.portfolio-item:nth-child(5) { animation-delay: 0.4s; }
.portfolio-item:nth-child(6) { animation-delay: 0.5s; }

.tutorial-card:nth-child(2) { animation-delay: 0.1s; }
.tutorial-card:nth-child(3) { animation-delay: 0.2s; }
.tutorial-card:nth-child(4) { animation-delay: 0.3s; }

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .cta-banner {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background: var(--color-white);
        width: 100%;
        padding: 2rem;
        box-shadow: 0 4px 20px rgba(30, 58, 138, 0.1);
        transition: var(--transition);
        gap: 1.5rem;
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid,
    .portfolio-grid,
    .tutorials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}