:root {
    --bg-dark: #05070e;
    --bg-card: rgba(20, 25, 40, 0.6);
    --text-primary: #f8f9fa;
    --text-secondary: #a0aabf;
    --accent-purple: #8e62f6;
    --accent-purple-glow: rgba(142, 98, 246, 0.4);
    --accent-gold: #e8c37d;
    --glass-border: rgba(255, 255, 255, 0.08);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

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

.highlight {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-primary-outline {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-purple), #6340bd);
    color: white;
    border: none;
    box-shadow: 0 4px 15px var(--accent-purple-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-purple-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-primary-outline {
    border: 1px solid var(--accent-purple);
    color: var(--text-primary);
}

.btn-primary-outline:hover {
    background: var(--accent-purple);
    color: white;
}

.btn-text {
    color: var(--accent-gold);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-text:hover {
    gap: 0.8rem;
    color: #fff;
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    transition: var(--transition);
    padding: 1.5rem 0;
}

nav.scrolled {
    padding: 1rem 0;
    background: rgba(5, 7, 14, 0.8);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 50px; /* Ajustable si el logo se ve muy chico o grande */
    width: auto;
    object-fit: contain;
    transition: transform var(--transition);
}

.logo img:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a:not(.btn-primary-outline):hover {
    color: var(--accent-gold);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 101;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition);
}

.menu-toggle.is-active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.is-active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 0 2rem;
    background-image: url('https://images.unsplash.com/photo-1528319725582-ddc096101511?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(5,7,14,0.9) 0%, rgba(5,7,14,0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding-top: 5rem;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(5px);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

/* Services */
.services {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 900px) {
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(20px);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(142, 98, 246, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 20px var(--accent-purple-glow);
}

.card-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 2.5rem;
}

.card-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-topics {
    list-style: none;
    margin-bottom: 2rem;
    margin-top: 1.5rem;
}

.service-topics li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-secondary);
}

.service-topics li::before {
    content: '✦';
    color: var(--accent-purple);
    font-size: 0.8rem;
}

/* Methodology */
.methodology {
    padding: 8rem 2rem;
    background: linear-gradient(to bottom, var(--bg-dark), rgba(14, 18, 30, 0.8), var(--bg-dark));
}

.methodology-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.stat-item {
    padding: 2rem;
    background: rgba(255,255,255,0.02);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.stat-item h4 {
    margin-bottom: 0.5rem;
    color: var(--accent-gold);
}

/* CTA & Contact */
.cta-section {
    padding: 8rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.cta-glass {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    padding: 4rem 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-glass::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(142, 98, 246, 0.1) 0%, transparent 60%);
    z-index: 0;
    pointer-events: none;
}

.cta-glass > * {
    position: relative;
    z-index: 1;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
    text-align: left;
}

.contact-form input, .contact-form select {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: rgba(0,0,0,0.2);
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus, .contact-form select:focus {
    outline: none;
    border-color: var(--accent-purple);
    background: rgba(0,0,0,0.4);
}

.contact-form option {
    background: var(--bg-dark);
    color: white;
}

/* Footer */
footer {
    padding: 4rem 2rem 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
    margin-bottom: 3rem;
}

.social-links {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-links a {
    color: var(--accent-gold);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.9rem;
    color: rgba(255,255,255,0.3);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        right: -100%;
        top: 0;
        height: 100vh;
        width: 70%;
        background: rgba(5, 7, 14, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s ease;
        border-left: 1px solid var(--glass-border);
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    
    .nav-links.nav-active {
        right: 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .cta-glass {
        padding: 3rem 1.5rem;
    }
}