/* Variables Globales */
:root {
    --bg-color: #05050a;
    --text-main: #f0f0f5;
    --text-muted: #a0a0b0;
    
    /* Acentos vibrantes */
    --accent-primary: #00d2ff;
    --accent-secondary: #3a7bd5;
    --accent-gradient: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    
    /* Superficies Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

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

.section-title {
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Utilidad Glassmorphism */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

/* Header / Nav */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: 20px 0;
}

.header.scrolled {
    padding: 15px 0;
    background: rgba(5, 5, 10, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-primary);
}

.nav-menu ul {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

.btn-contacto {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 8px 20px;
    border-radius: 30px;
    color: var(--accent-primary);
}

.btn-contacto:hover {
    background: var(--accent-gradient);
    color: #fff;
    border-color: transparent;
}

/* Hamburger Menu Mobile */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--text-main);
    transition: var(--transition-fast);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--glass-bg);
    border-color: var(--accent-primary);
}

.w-100 {
    width: 100%;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 10s infinite ease-in-out alternate;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-primary);
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-secondary);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

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

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero h1 span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

/* Nosotros */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-weight: 500;
}

.about-features i {
    color: var(--accent-primary);
    font-size: 1.4rem;
}

.about-image {
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 40px;
    background: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
}

.about-image i {
    font-size: 5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
}

/* Servicios */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-primary);
}

.service-card .icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(0, 210, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 24px;
}

.service-card h3 {
    margin-bottom: 16px;
    font-size: 1.3rem;
}

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

/* Portafolio */
.clients-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
}

.tag {
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.portfolio-card {
    height: 250px;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    background: #111; /* Fallback si no hay imagen */
    /* Para dar aspecto bonito sin imagenes, usaremos gradientes tenues */
}

.portfolio-card:nth-child(1) { background: linear-gradient(45deg, #1a1a2e, #16213e); }
.portfolio-card:nth-child(2) { background: linear-gradient(45deg, #0f2027, #203a43); }
.portfolio-card:nth-child(3) { background: linear-gradient(45deg, #141e30, #243b55); }
.portfolio-card:nth-child(4) { background: linear-gradient(45deg, #2b0c36, #1b0724); }

.portfolio-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 24px;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    transform: translateY(20px);
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.portfolio-card:hover .portfolio-info {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-info h4 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.portfolio-info p {
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 500;
}

/* Contacto */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    overflow: hidden;
}

.contact-info {
    padding: 60px;
    background: rgba(255, 255, 255, 0.02);
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-top: 4px;
}

.contact-form-container {
    padding: 60px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0, 0, 0, 0.4);
}

/* Footer */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 30px;
    margin-top: 60px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-logo h2 {
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

.footer-logo span {
    color: var(--accent-primary);
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    border: 1px solid var(--glass-border);
}

.footer-social a:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

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

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

/* Media Queries (Responsive) */
@media (max-width: 992px) {
    .hero h1 { font-size: 3.5rem; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .contact-info, .contact-form-container { padding: 40px; }
}

@media (max-width: 768px) {
    .hamburger { display: flex; }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(5, 5, 10, 0.95);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .nav-link { font-size: 1.2rem; }
    
    .hero { text-align: center; }
    .hero h1 { font-size: 2.8rem; }
    .hero-buttons { justify-content: center; }
    .footer-content { flex-direction: column; text-align: center; gap: 24px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2.2rem; }
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; }
    .section-title h2 { font-size: 2rem; }
    .contact-info, .contact-form-container { padding: 30px 20px; }
}