/* ============================================
   Variables CSS - Apple Dark Aesthetics
   ============================================ */
:root {
    --bg-main: #000000;
    --bg-card: #161617;
    --bg-card-hover: #1d1d1f;
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --accent-blue: #2997ff;
    --success-green: #30d158;
    --whatsapp-green: #25D366;
    --border-radius: 20px;
    --transition: 0.4s ease-out;
    --font-system: -apple-system, BlinkMacSystemFont, "Inter", "SF Pro Display", "Helvetica Neue", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* ============================================
   Navbar - Glassmorphism
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

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

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

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

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    text-align: center;
    position: relative;
    
    /* Configuración de la Imagen de Fondo */
    background-image: 
        linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0.9)), 
        url('assets/macprowide.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent-blue);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px rgba(41, 151, 255, 0.4);
}

.cta-button:hover {
    background: #0071e3;
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(41, 151, 255, 0.4);
}

/* ============================================
   Trust Bar
   ============================================ */
.trust-bar {
    padding: 3rem 2rem;
    background: var(--bg-card);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.trust-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.trust-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-blue);
}

.trust-label {
    font-size: 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* ============================================
   Servicios - Bento Grid
   ============================================ */
.servicios {
    padding: 6rem 2rem;
}

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

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: -1px;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    grid-auto-flow: dense;
}

.bento-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.bento-card:focus {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

.bento-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-8px);
    border-color: rgba(41, 151, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.bento-large {
    grid-column: span 2;
    grid-row: span 1;
}

.bento-small {
    grid-column: span 1;
    grid-row: span 1;
}

.card-image {
    width: 100%;
    height: 60%;
    overflow: hidden;
    background: var(--bg-card-hover);
}

.bento-large .card-image {
    height: 45%;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.card-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.bento-large .card-content {
    padding: 2.5rem;
}

.card-content h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.bento-small .card-content h3 {
    font-size: 1.5rem;
}

.card-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.card-features {
    list-style: none;
    margin-top: auto;
    padding-top: 1rem;
}

.card-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: 600;
}

/* ============================================
   Nuestro Laboratorio
   ============================================ */
.lab-section {
    padding: 6rem 2rem;
}

.lab-kicker {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.lab-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 4rem;
    letter-spacing: -1px;
    color: var(--text-primary);
}

.lab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
    height: 400px;
}

.lab-main {
    grid-row: span 2;
    height: 100%;
}

.lab-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--bg-card);
    height: 100%;
}

.lab-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

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

.lab-secondary {
    height: calc((400px - 20px) / 2);
}

/* ============================================
   Proceso
   ============================================ */
.proceso {
    padding: 6rem 2rem;
    background: var(--bg-card);
}

.proceso-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.proceso-item {
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
}

.proceso-item:focus {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

.proceso-item:hover {
    transform: translateY(-5px);
}

.proceso-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: rgba(41, 151, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    transition: var(--transition);
}

.proceso-item:hover .proceso-icon {
    background: rgba(41, 151, 255, 0.2);
    transform: scale(1.1);
}

.proceso-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.proceso-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 4rem 2rem 2rem;
    background: var(--bg-main);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-blue);
}

.footer-section .footer-location {
    display: flex;
    align-items: center;
    margin-top: 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-section .footer-location svg {
    color: var(--text-secondary);
    flex-shrink: 0;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.5rem;
}

.footer-section .social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-section .social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.footer-section .social-links a svg {
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-section .social-links a:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.footer-section .social-links a:hover svg {
    color: var(--text-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   Botón Flotante WhatsApp
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ============================================
   Responsive - Mobile First
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .hero {
        min-height: 80vh;
        padding: 6rem 1rem 3rem;
    }

    .trust-container {
        flex-direction: column;
        gap: 2rem;
    }

    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .bento-large,
    .bento-small {
        grid-column: span 1;
        grid-row: span 1;
    }

    .lab-section {
        padding: 4rem 1rem;
    }

    .lab-title {
        margin-bottom: 2.5rem;
    }

    .lab-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        height: auto;
    }

    .lab-main {
        grid-row: span 1;
        height: auto;
    }

    .lab-image {
        height: auto;
    }

    .lab-main img {
        min-height: 300px;
    }

    .lab-secondary {
        height: auto;
    }

    .lab-secondary img {
        min-height: 250px;
    }

    .proceso-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 56px;
        height: 56px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .nav-links {
        gap: 0.75rem;
        font-size: 0.85rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .card-content {
        padding: 1.5rem;
    }

    .bento-large .card-content {
        padding: 1.5rem;
    }
}

/* ============================================
   Accesibilidad
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible para mejor accesibilidad */
*:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Crédito del Diseñador (Centrado y Ajustado) */
.designer-credit {
    display: block;       /* Fuerza a que ocupe su propia línea */
    width: 100%;          /* Asegura que tome todo el ancho disponible */
    text-align: center;   /* Centra el texto horizontalmente */
    font-size: 0.9rem;    /* Aumentado de 0.75 a 0.9 (más legible) */
    color: var(--text-secondary);
    opacity: 0.6;         /* Un poco más visible por defecto */
    margin-top: 1.5rem;   /* Más aire respecto al copyright */
    padding-bottom: 2rem; /* Espacio final para que no pegue al borde del navegador */
    transition: opacity 0.3s ease;
}

.designer-credit:hover {
    opacity: 1;
}

.designer-credit a {
    color: inherit;
    text-decoration: none;
    font-weight: 500;
}