/* ============================================
   TECHNOLOGY LAB - Estilos principales
   Centro de Innovación y Fabricación Digital
   Artic Dynamics Ecosystem
   ============================================ */

/* --- Variables CSS --- */
:root {
    /* Colores principales */
    --black: #0a0a0b;
    --black-soft: #121214;
    --black-card: #16161a;
    --gray-dark: #1e1e22;
    --gray: #2a2a2e;
    --gray-light: #3d3d42;
    --gray-muted: #6b6b70;
    --white: #f5f5f7;
    --white-muted: #a1a1a6;
    
    /* Rojo tecnológico */
    --red: #e63946;
    --red-hover: #ff4757;
    --red-glow: rgba(230, 57, 70, 0.3);
    --red-subtle: rgba(230, 57, 70, 0.1);
    
    /* Tipografía */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    
    /* Espaciado */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Bordes */
    --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
    --border-red: 1px solid var(--red);
    
    /* Sombras */
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px var(--red-glow);
}

/* --- Reset y base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--white);
    background: var(--black);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Grid overlay de fondo */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(230, 57, 70, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(230, 57, 70, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* --- Navegación --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) var(--space-xl);
    background: rgba(10, 10, 11, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: var(--border-subtle);
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 11, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    text-decoration: none;
    color: var(--white);
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--red);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-links a {
    color: var(--white-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--red);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--red);
    transition: var(--transition-normal);
}

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

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-3xl) var(--space-xl);
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    border: var(--border-red);
    color: var(--red);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
    animation: fadeInDown 0.8s ease;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3rem, 10vw, 5.5rem);
    line-height: 1.1;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.title-line {
    display: block;
}

.title-line.accent {
    color: var(--red);
    text-shadow: 0 0 60px var(--red-glow);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white-muted);
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--white-muted);
    max-width: 500px;
    margin: 0 auto var(--space-xl);
    animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-visual {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    opacity: 0.15;
}

.hex-grid {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at center, var(--red-subtle) 0%, transparent 70%),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 50px,
            rgba(230, 57, 70, 0.03) 50px,
            rgba(230, 57, 70, 0.03) 51px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 50px,
            rgba(230, 57, 70, 0.03) 50px,
            rgba(230, 57, 70, 0.03) 51px
        );
}

/* --- Botones --- */
.btn {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--red);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--red-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray-light);
}

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

.btn-full {
    width: 100%;
}

/* --- Secciones --- */
.section {
    padding: var(--space-3xl) var(--space-xl);
    position: relative;
    z-index: 1;
}

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

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-md);
    color: var(--white);
}

.section-desc {
    text-align: center;
    color: var(--white-muted);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    font-size: 1.1rem;
}

.subsection-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--space-2xl) 0 var(--space-lg);
    text-align: center;
}

/* --- Sobre el Lab --- */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.pillar-card {
    background: var(--black-card);
    border: var(--border-subtle);
    padding: var(--space-xl);
    transition: var(--transition-normal);
}

.pillar-card:hover {
    border-color: rgba(230, 57, 70, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.pillar-icon {
    width: 48px;
    height: 48px;
    color: var(--red);
    margin-bottom: var(--space-md);
}

.pillar-icon svg {
    width: 100%;
    height: 100%;
}

.pillar-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background: var(--black-card);
    border: var(--border-subtle);
    padding: var(--space-lg);
    transition: var(--transition-normal);
}

.service-card:hover {
    border-color: var(--red);
    box-shadow: 0 0 20px var(--red-subtle);
}

.service-num {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--red);
    opacity: 0.8;
}

.service-card h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin: var(--space-sm) 0;
}

.service-card p {
    color: var(--white-muted);
    font-size: 0.85rem;
}

/* --- Ecosistema --- */
.ecosistema {
    background: var(--black-soft);
}

.ecosystem-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.ecosystem-card {
    background: var(--black-card);
    border: var(--border-subtle);
    padding: var(--space-xl);
    transition: var(--transition-normal);
}

.ecosystem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.ecosystem-card.ideators:hover { border-color: rgba(255, 193, 7, 0.4); }
.ecosystem-card.makers:hover { border-color: rgba(230, 57, 70, 0.4); }
.ecosystem-card.clientes:hover { border-color: rgba(100, 149, 237, 0.4); }

.ecosystem-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.ecosystem-label {
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--red);
}

.ecosystem-icon {
    font-size: 1.5rem;
}

.ecosystem-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

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

.ecosistema-guia {
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: var(--border-subtle);
}

.guia-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--white);
}

.guia-intro {
    color: var(--white-muted);
    margin-bottom: var(--space-xl);
    font-size: 1rem;
}

.guia-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.guia-item {
    background: var(--black-card);
    border: var(--border-subtle);
    padding: var(--space-lg);
}

.guia-item h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--red);
    margin-bottom: var(--space-md);
}

.guia-item p {
    color: var(--white-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.guia-item a {
    color: var(--red);
    text-decoration: none;
}

.guia-item a:hover {
    text-decoration: underline;
}

/* --- Formularios --- */
.form-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--black-card);
    border: var(--border-subtle);
    padding: var(--space-2xl);
}

.form-card:hover {
    border-color: rgba(230, 57, 70, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--space-lg);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    background: var(--black);
    border: var(--border-subtle);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--red);
    box-shadow: 0 0 0 2px var(--red-subtle);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-muted);
}

.form-group select {
    cursor: pointer;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    display: block;
    margin-top: var(--space-xs);
    font-size: 0.8rem;
    color: var(--gray-muted);
}

.form-group-checkbox {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    accent-color: var(--red);
}

.whatsapp-link {
    color: var(--red);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.whatsapp-link:hover {
    color: var(--red-hover);
    text-decoration: underline;
}

.form-mensaje {
    margin-top: var(--space-md);
    padding: var(--space-md);
    border-radius: 4px;
    font-size: 0.9rem;
    display: none;
}

.form-mensaje.success {
    display: block;
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.5);
    color: #4ade80;
}

.form-mensaje.error {
    display: block;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: #f87171;
}

/* --- Galería --- */
.galeria-loading {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--white-muted);
}

.loader {
    width: 48px;
    height: 48px;
    border: 3px solid var(--gray);
    border-top-color: var(--red);
    border-radius: 50%;
    margin: 0 auto var(--space-md);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.galeria-card {
    background: var(--black-card);
    border: var(--border-subtle);
    overflow: hidden;
    transition: var(--transition-normal);
}

.galeria-card:hover {
    border-color: var(--red);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.galeria-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--gray-dark) 0%, var(--black) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--red);
    opacity: 0.6;
    overflow: hidden;
}

.galeria-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.galeria-card-body {
    padding: var(--space-lg);
}

.galeria-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.galeria-card .estado {
    font-size: 0.75rem;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.galeria-card p {
    color: var(--white-muted);
    font-size: 0.9rem;
}

.galeria-empty {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--white-muted);
}

.galeria-empty p {
    margin-bottom: var(--space-lg);
}

/* --- Comunidad --- */
.comunidad-content {
    max-width: 900px;
    margin: 0 auto;
}

.comunidad-quote {
    margin-bottom: var(--space-2xl);
}

.comunidad-quote blockquote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--white-muted);
    border-left: 4px solid var(--red);
    padding-left: var(--space-xl);
}

.comunidad-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.comunidad-feature {
    text-align: center;
    padding: var(--space-xl);
}

.feature-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--space-md);
}

.comunidad-feature h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.comunidad-feature p {
    color: var(--white-muted);
    font-size: 0.95rem;
}

/* --- Contacto --- */
.contacto {
    background: var(--black-soft);
}

/* --- Footer --- */
.footer {
    padding: var(--space-2xl) var(--space-xl);
    border-top: var(--border-subtle);
    text-align: center;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--space-md);
}

.footer-brand .logo-text {
    font-family: var(--font-display);
    font-weight: 700;
}

.footer-brand .logo-sub {
    font-size: 0.7rem;
    color: var(--red);
}

.footer-tagline {
    color: var(--white-muted);
    margin-bottom: var(--space-xs);
}

.footer-url {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--gray-muted);
    margin-bottom: var(--space-lg);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-muted);
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll animations */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--black-soft);
        flex-direction: column;
        padding: var(--space-3xl) var(--space-xl);
        gap: var(--space-lg);
        border-left: var(--border-subtle);
        transition: var(--transition-normal);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .section {
        padding: var(--space-2xl) var(--space-md);
    }
}