/* ============================================
   EL ABRIDOR DE OSTRAS - LUXURY DARK EDITION
   Diseño Profesional Ultra Refinado
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

/* ============================================
   PALETA DARK LUXURY - AZUL SLATE Y PLATA
   ============================================ */
:root {
    /* Tonos Oscuros Profesionales - Azul Slate */
    --navy-darkest: #0F172A;    /* Slate 900 - Casi negro */
    --navy-dark: #1E293B;       /* Slate 800 - Azul oscuro profundo */
    --navy-medium: #334155;     /* Slate 700 - Azul medio */
    --navy-light: #475569;      /* Slate 600 - Azul claro */
    
    /* Acentos Plata Elegante - Sin tonos arena */
    --silver-dark: #94A3B8;     /* Slate 400 - Plata oscura */
    --silver-light: #CBD5E1;    /* Slate 300 - Plata clara */
    --silver-accent: #E2E8F0;   /* Slate 200 - Plata suave */
    
    /* Grises Sofisticados Fríos */
    --gray-darkest: #1A202C;    
    --gray-dark: #2D3748;       
    --gray-medium: #4A5568;     
    --gray-light: #718096;      
    --gray-lighter: #A0AEC0;    
    
    /* Fondos y Superficies */
    --bg-darkest: #0A0E1A;      /* Fondo más oscuro */
    --bg-dark: #0F172A;         /* Fondo oscuro */
    --bg-card: #1E293B;         /* Fondo cards */
    --bg-card-hover: #334155;   /* Fondo cards hover */
    
    /* Textos */
    --text-primary: #F1F5F9;    /* Slate 100 - Texto principal */
    --text-secondary: #CBD5E1;  /* Slate 300 - Texto secundario */
    --text-tertiary: #94A3B8;   /* Slate 400 - Texto terciario */
    
    /* Blancos elegantes */
    --white: #FFFFFF;
    --off-white: #F8FAFC;
    
    /* Tipografía Luxury */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, sans-serif;
    
    /* Sombras Profesionales */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.7);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-darkest);
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TIPOGRAFÍA PROFESIONAL - COMPACTA Y ELEGANTE
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin: 0;
}

h1 {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 400;
    letter-spacing: -0.015em;
    line-height: 1.15;
}

h3 {
    font-size: clamp(1.125rem, 1.5vw, 1.375rem);
    font-weight: 500;
    letter-spacing: -0.01em;
}

h4 {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0;
}

p {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    line-height: 1.65;
    font-weight: 400;
    color: var(--text-secondary);
    margin: 0;
}

/* ============================================
   HEADER - DARK PROFESSIONAL
   ============================================ */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 0.75rem 0;
    background: rgba(15, 23, 42, 0.98);
    border-bottom-color: rgba(148, 163, 184, 0.2);
}

.header-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
}

.site-logo,
.custom-logo-link {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
    letter-spacing: 0.05em;
    text-transform: lowercase;
}

.site-logo:hover,
.custom-logo-link:hover {
    color: var(--silver-light);
}

.custom-logo {
    height: 38px;
    width: auto;
}

/* Mobile Menu Toggle - Hamburger */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin: 0;
    z-index: 1001;
    transition: all 0.3s ease;
    position: relative;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    outline: none;
}

.mobile-menu-toggle:focus {
    outline: 2px solid var(--silver-light);
    outline-offset: 4px;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
    pointer-events: none;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Navegación Dark */
.main-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
    letter-spacing: 0.02em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--silver-light);
    transition: width 0.3s ease;
}

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

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

/* CTA en navegación */
.nav-cta {
    background: var(--silver-dark);
    color: var(--white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--silver-light);
    color: var(--navy-darkest) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   HERO - DARK LUXURY ULTRA COMPACTO
   ============================================ */
.hero {
    min-height: 65vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8rem 2.5rem 3rem;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-darkest) 0%, var(--bg-dark) 100%);
    position: relative;
    overflow: hidden;
}

/* Línea decorativa dorada */
.hero::before {
    content: '';
    position: absolute;
    top: 5.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 1px;
    background: var(--silver-dark);
    opacity: 0.6;
}

.hero-content {
    max-width: 680px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(1.875rem, 3.5vw, 2.5rem);
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero-tagline {
    font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    margin-bottom: 1.75rem;
    font-weight: 400;
    line-height: 1.5;
    font-family: var(--font-sans);
    font-style: normal;
    letter-spacing: 0;
    display: block;
}

.hero-buttons {
    display: flex;
    gap: 0.875rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

/* Colaboradores - Carrusel de Logos Infinito */
.colaboradores-hero {
    margin-top: 4rem;
    opacity: 1;
    overflow: hidden;
}

.collaborators-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-family: var(--font-sans);
    text-align: center;
    display: block;
}

.collaborators-carousel {
    overflow: hidden;
    position: relative;
    width: 100%;
}

.carousel-track {
    display: flex;
    gap: 3rem;
    animation: scrollInfinite 40s linear infinite;
    width: fit-content;
}

/* Pausa la animación al hover */
.carousel-track:hover {
    animation-play-state: paused;
}

.carousel-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 140px;
    height: 70px;
    padding: 1rem;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid rgba(148, 163, 184, 0.1);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.carousel-logo:hover {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(148, 163, 184, 0.3);
    transform: translateY(-2px);
}

/* Estilos para imágenes dentro del logo */
.carousel-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    opacity: 0.7;
    filter: brightness(0) invert(1); /* Convierte logos a blanco */
    transition: opacity 0.3s ease, filter 0.3s ease;
}

.carousel-logo:hover img {
    opacity: 1;
    filter: brightness(0) invert(1);
}

/* Placeholder de texto (cuando no hay imagen) */
.carousel-logo .logo-placeholder {
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    text-align: center;
    font-weight: 500;
    font-family: var(--font-sans);
    white-space: nowrap;
}

/* Animación de scroll infinito suave */
@keyframes scrollInfinite {
    0% { 
        transform: translateX(0); 
    }
    100% { 
        transform: translateX(-50%); 
    }
}

/* ============================================
   BOTONES DARK LUXURY - PROFESIONALES
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    font-family: var(--font-sans);
    border: none;
    letter-spacing: 0.02em;
}

/* CTA Principal - Plata Elegante */
.btn-primary {
    background: var(--silver-dark);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--silver-light);
    color: var(--navy-darkest);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Botón secundario - Borde elegante */
.btn-outline {
    background: transparent;
    color: var(--silver-light);
    border: 1.5px solid var(--silver-dark);
}

.btn-outline:hover {
    background: var(--silver-dark);
    color: var(--white);
    border-color: var(--silver-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ============================================
   SECCIONES - COMPACTAS Y PROFESIONALES
   ============================================ */
section {
    padding: 3.5rem 2.5rem;
}

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

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--silver-light);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 0.75rem;
    font-family: var(--font-sans);
}

.section-title {
    margin-bottom: 0.875rem;
    font-weight: 400;
    color: var(--text-primary);
}

.section-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================
   SERVICIOS - DARK PROFESSIONAL COMPACTO
   ============================================ */
.servicios {
    background: var(--bg-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(148, 163, 184, 0.3);
    background: var(--bg-card-hover);
}

.service-image {
    width: 100%;
    height: 200px;
    background: var(--navy-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    opacity: 0.85;
}

.service-card:hover .service-image img {
    transform: scale(1.05);
    opacity: 1;
}

.service-content {
    padding: 1.5rem 1.25rem;
}

.service-tag {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--silver-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.service-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-family: var(--font-display);
    line-height: 1.25;
}

.service-card p {
    font-size: 0.875rem;
    margin-bottom: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--silver-light);
    text-decoration: none;
    transition: gap 0.3s ease;
    letter-spacing: 0.02em;
}

.service-link:hover {
    gap: 0.625rem;
    color: var(--white);
}

/* ============================================
   PROCESO - DARK COMPACTO
   ============================================ */
.proceso {
    background: var(--bg-darkest);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.process-step {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 6px;
    transition: all 0.4s ease;
}

.process-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(148, 163, 184, 0.25);
    background: var(--bg-card-hover);
}

.step-number {
    width: 52px;
    height: 52px;
    margin: 0 auto 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--silver-dark) 0%, var(--silver-light) 100%);
    color: var(--navy-darkest);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 600;
    font-family: var(--font-sans);
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 500;
}

.process-step p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   SOBRE NOSOTROS - DARK PROFESSIONAL
   ============================================ */
.sobre-nosotros {
    background: var(--bg-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3.5rem;
    align-items: center;
}

.about-content h2 {
    margin-bottom: 1.25rem;
}

.about-intro {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    font-weight: 400;
    line-height: 1.5;
}

.about-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
    font-size: 0.9375rem;
}

.about-trust-badges {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2.5rem;
}

.trust-item {
    text-align: center;
    padding: 1.5rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.trust-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    background: var(--bg-card-hover);
    border-color: rgba(148, 163, 184, 0.25);
}

.trust-item strong {
    display: block;
    font-size: 2.75rem;
    font-weight: 600;
    color: var(--silver-light);
    margin-bottom: 0.375rem;
    font-family: var(--font-sans);
    letter-spacing: -0.02em;
}

.trust-item span {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.about-image {
    background: var(--navy-dark);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 6px;
    aspect-ratio: 4/3;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-md);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
}

.about-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.2);
}

.placeholder-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 300;
}

.placeholder-icon::before {
    content: '◆';
}

/* ============================================
   CTA - DARK LUXURY IMPACTANTE
   ============================================ */
.cta {
    background: linear-gradient(135deg, var(--navy-darkest) 0%, var(--navy-dark) 50%, var(--navy-medium) 100%);
    color: var(--white);
    text-align: center;
    padding: 4.5rem 2.5rem;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="rgba(148,163,184,0.08)"/></svg>');
    opacity: 0.4;
    pointer-events: none;
}

.cta-content {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 1.25rem;
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-family: var(--font-display);
}

.cta p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
    font-size: 1.0625rem;
    line-height: 1.6;
}

.cta .btn-primary {
    background: var(--silver-dark);
    color: var(--white);
    padding: 0.875rem 2rem;
    font-size: 0.9375rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
}

.cta .btn-primary:hover {
    background: var(--silver-light);
    color: var(--navy-darkest);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   L'ATELIER - DARK PROFESSIONAL
   ============================================ */
.latelier {
    background: var(--bg-dark);
}

.atelier-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3.5rem;
    align-items: center;
}

.atelier-image {
    background: var(--navy-dark);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 6px;
    aspect-ratio: 4/3;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.atelier-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
}

.atelier-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.2);
}

.atelier-intro {
    font-size: 1.125rem;
    color: var (--text-secondary);
    margin-bottom: 1.25rem;
    font-weight: 400;
    line-height: 1.5;
}

.atelier-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
    font-size: 0.9375rem;
}

.atelier-features {
    display: grid;
    gap: 1.25rem;
    margin: 2rem 0;
}

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

.feature-icon {
    width: 36px;
    height: 36px;
    background: var(--silver-dark);
    border-radius: 4px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.feature-icon::before {
    content: '✓';
    font-size: 1.125rem;
}

.feature-item h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    font-weight: 600;
    font-family: var(--font-display);
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   CONTACTO - DARK PROFESSIONAL
   ============================================ */
.contacto {
    background: var(--bg-darkest);
}

.contact-wrapper {
    max-width: 620px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 3rem 2.5rem;
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 6px;
    box-shadow: var(--shadow-xl);
}

.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-family: var(--font-sans);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    font-weight: 500;
    color: #C1C7D0;
    background: rgba(30, 41, 59, 0.6);
    border: 1.5px solid rgba(148, 163, 184, 0.25);
    border-radius: 4px;
    transition: all 0.3s ease;
}

/* Placeholder más visible */
.form-group input::placeholder,
.form-group textarea::placeholder,
.form-group select::placeholder {
    color: #8B92A1;
    opacity: 0.8;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--silver-light);
    background: rgba(51, 65, 85, 0.8);
    box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.15);
    color: #D4DAE4;
}

/* Asegurar que el texto seleccionado sea visible */
.form-group input::selection,
.form-group textarea::selection,
.form-group select::selection {
    background: rgba(148, 163, 184, 0.4);
    color: #E8EDF5;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    background: var(--silver-dark);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-sans);
    box-shadow: var(--shadow-md);
    letter-spacing: 0.02em;
}

.btn-submit:hover {
    background: var(--silver-light);
    color: var(--navy-darkest);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.form-benefits {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.75rem;
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.form-benefit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-benefit::before {
    content: '✓';
    color: var(--silver-light);
    font-weight: 600;
    font-size: 1rem;
}

/* ============================================
   FOOTER - DARK PROFESSIONAL
   ============================================ */
footer,
.site-footer {
    background: var(--navy-darkest);
    color: rgba(255, 255, 255, 0.8);
    padding: 3.5rem 2.5rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3.5rem;
    margin-bottom: 2.5rem;
}

.footer-about h3,
.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--white);
    font-weight: 500;
}

/* Logo en footer con mismo estilo que header */
.footer-about h3 {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: lowercase;
}

.footer-about p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.6;
    font-family: var(--font-sans);
}

.footer-menu,
.contact-info {
    list-style: none;
}

.footer-menu li,
.contact-info li {
    margin-bottom: 0.625rem;
}

.footer-menu a,
.contact-info a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-menu a:hover,
.contact-info a:hover {
    color: var(--silver-light);
}

.contact-info li {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.875rem;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 1.75rem;
    border-top: 1px solid rgba(148, 163, 184, 0.15);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ============================================
   RESPONSIVE - DARK PROFESSIONAL
   ============================================ */

/* Tablet y Móvil - Menú Hamburguesa */
@media (max-width: 1024px) {
    /* Mobile Menu Toggle visible */
    .mobile-menu-toggle {
        display: flex !important;
    }
    
    /* Navigation mobile overlay */
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        max-width: 85vw;
        height: 100vh;
        background: var(--navy-darkest);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 4rem 2.5rem;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
        z-index: 1000;
        border-left: 1px solid rgba(148, 163, 184, 0.15);
        overflow-y: auto;
    }
    
    .main-nav.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: 0.75rem 0;
        font-size: 1rem;
        color: var(--text-secondary);
        border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .nav-link:hover {
        color: var(--white);
        padding-left: 0.5rem;
    }
    
    .nav-cta {
        width: 100%;
        text-align: center;
        padding: 0.875rem 1.5rem;
        margin-top: 1rem;
    }
    
    /* Mobile overlay backdrop */
    .mobile-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.7);
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s ease;
        z-index: 999;
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }
    
    .mobile-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

@media (max-width: 968px) {
    .header-wrapper {
        padding: 0 1.75rem;
    }
    
    .hero {
        padding: 7rem 1.75rem 2.5rem;
        min-height: 60vh;
    }
    
    section {
        padding: 3rem 1.75rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .about-grid,
    .atelier-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-trust-badges {
        grid-template-columns: 1fr;
        gap: 0.875rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-benefits {
        flex-direction: column;
        gap: 0.625rem;
        text-align: center;
    }
    
    .contact-wrapper {
        padding: 2.25rem 1.75rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 640px) {
    h1 {
        font-size: 1.75rem;
        line-height: 1.15;
    }
    
    h2 {
        font-size: 1.375rem;
    }
    
    .btn {
        padding: 0.625rem 1.375rem;
        font-size: 0.8125rem;
    }
    
    .service-image {
        height: 180px;
    }
    
    .hero {
        padding: 6.5rem 1.5rem 2rem;
    }
    
    section {
        padding: 2.5rem 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;
    }
}