/* ==========================================================================
   STYLE SYSTEM FOR MÁRMOLES & TRAVERTINOS S.A.S.
   World-Class Luxury Web Experience (Minimalist Luxury, Dark Mode, Warm Accents)
   ========================================================================== */

/* Typography Imports (Google Fonts) */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400..900;1,400..900&family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&display=swap');

/* Design Tokens & Root Variables */
:root {
    /* Color Palette */
    --bg-absolute: #000000;
    --bg-deep: #060606;
    --bg-card: #111111;
    --bg-card-hover: #161616;
    --text-primary: #FDFBF7; /* Ivory / Marfil */
    --text-secondary: #9E9E9C; /* Muted stone grey */
    --text-muted: #5C5C5A; /* Dark stone grey for background contrast */
    --accent-gold: #C5A059; /* Matte Gold */
    --accent-gold-hover: #D4AF37; /* Warm Gold */
    
    /* Borders & Outlines */
    --border-gold-soft: rgba(197, 160, 89, 0.12);
    --border-gold-strong: rgba(197, 160, 89, 0.35);
    --border-white-soft: rgba(253, 251, 247, 0.05);
    
    /* Glassmorphism Variables */
    --glass-bg: rgba(12, 12, 12, 0.75);
    --glass-bg-dense: rgba(8, 8, 8, 0.9);
    --glass-border: rgba(197, 160, 89, 0.15);
    --glass-shadow: rgba(0, 0, 0, 0.6);
    
    /* Typography Families */
    --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
    --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
    
    /* Layout Spacing */
    --container-max: 1320px;
    --section-padding: 100px 0;
    --section-padding-mobile: 60px 0;
    
    /* Transitions */
    --transition-smooth: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: all 0.25s cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-absolute);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

video {
    object-fit: cover;
}

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

/* Custom Premium Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-absolute);
}

::-webkit-scrollbar-thumb {
    background: #222;
    border-radius: 4px;
    border: 2px solid var(--bg-absolute);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

/* Typography & Titles */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    letter-spacing: -0.01em;
}

.gold-accent-text {
    color: var(--accent-gold);
    font-style: italic;
    font-weight: 500;
}

.section-tag {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--accent-gold);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
    position: relative;
    padding-left: 2rem;
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1.2rem;
    height: 1px;
    background-color: var(--accent-gold);
}

.section-title {
    font-size: clamp(2.2rem, 4.5vw, 3.5rem);
    line-height: 1.15;
    margin-bottom: 2rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
    font-weight: 300;
}

/* Utility Containers */
.container {
    width: 90%;
    max-width: var(--container-max);
    margin: 0 auto;
}

.section {
    padding: var(--section-padding);
    position: relative;
}

@media (max-width: 768px) {
    .section {
        padding: var(--section-padding-mobile);
    }
}

/* Premium Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border-radius: 0;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: var(--bg-absolute);
    border: 1px solid var(--accent-gold);
}

.btn-primary:hover {
    background-color: var(--accent-gold-hover);
    border-color: var(--accent-gold-hover);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(253, 251, 247, 0.2);
}

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
}

.btn-whatsapp-header {
    padding: 0.6rem 1.4rem;
    font-size: 0.75rem;
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    background-color: transparent;
}

.btn-whatsapp-header:hover {
    background-color: var(--accent-gold);
    color: var(--bg-absolute);
    box-shadow: 0 0 12px rgba(197, 160, 89, 0.2);
}

.btn i {
    margin-right: 0.5rem;
    font-size: 1rem;
}

/* ==========================================================================
   1. HEADER / NAVBAR
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.header.scrolled {
    background-color: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(197, 160, 89, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    padding: 0.5rem 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 0;
    transition: var(--transition-smooth);
}

.header.scrolled .nav-container {
    padding: 0.8rem 0;
}

/* Logo Setup */
.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 48px;
    width: auto;
    transition: var(--transition-smooth);
}

.header.scrolled .logo-img {
    height: 40px;
}

/* Navigation Links */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
    text-transform: uppercase;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent-gold);
    transition: var(--transition-smooth);
}

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

.nav-link.active {
    color: var(--accent-gold);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
    cursor: pointer;
    z-index: 1010;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* Mobile Responsive Nav */
@media (max-width: 992px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 380px;
        height: 100vh;
        background-color: var(--bg-deep);
        border-left: 1px solid var(--border-gold-soft);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3rem;
        transition: var(--transition-smooth);
        z-index: 1005;
        box-shadow: -10px 0 40px rgba(0,0,0,0.8);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
        background-color: var(--accent-gold);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
        background-color: var(--accent-gold);
    }
    
    .nav-actions {
        display: none;
    }
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--bg-absolute);
    padding-top: 80px;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.85) contrast(1.05);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.15) 0%,
        rgba(0, 0, 0, 0.35) 50%,
        rgba(0, 0, 0, 0.55) 80%,
        var(--bg-absolute) 100%
    );
    z-index: 2;
}

.hero-content-wrapper {
    position: relative;
    z-index: 10;
    text-align: center;
    width: 90%;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.8rem, 6.5vw, 5.2rem);
    line-height: 1.05;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.6), 0 1px 4px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--accent-gold);
    margin-bottom: 2rem;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1.4s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.hero-text {
    font-size: clamp(0.95rem, 1.5vw, 1.15rem);
    color: var(--text-primary);
    max-width: 680px;
    margin: 0 auto 3.5rem auto;
    font-weight: 300;
    line-height: 1.8;
    letter-spacing: 0.02em;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1.6s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1.8s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
        gap: 1rem;
    }
}

/* Trust Cards — flow layout below hero content */
.hero-trust-bar {
    position: relative;
    z-index: 10;
    width: 90%;
    max-width: var(--container-max);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 60px;
    animation: fadeInUp 2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.trust-card {
    background: rgba(12, 12, 12, 0.55);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.trust-card-icon {
    font-size: 2rem;
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.trust-card-content h4 {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 0.2rem;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}

.trust-card-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 300;
}

@media (max-width: 992px) {
    .hero-trust-bar {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 40px;
    }
    
    .hero {
        height: auto;
        padding-top: 140px;
        padding-bottom: 80px;
        min-height: auto;
    }
    
    .hero-video-container {
        height: 100%;
    }
}

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

/* ==========================================================================
   3. SOBRE NOSOTROS
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 5rem;
    align-items: center;
}

.about-left {
    padding-right: 2rem;
}

.about-left .section-title {
    line-height: 1.3;
    margin-bottom: 2.5rem;
}

.about-text {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-weight: 300;
    max-width: 650px;
}

.about-right-image {
    position: relative;
    border: 1px solid rgba(197, 160, 89, 0.25);
    padding: 12px;
    border-radius: 8px;
}

.about-right-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: 4px;
    filter: grayscale(5%) brightness(0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-left {
        padding-right: 0;
    }
    
    .about-right-image img {
        height: 380px;
    }
}

/* Team Grid Section */
.team-container {
    margin-top: 8rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.team-card {
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.15);
    padding: 3rem 2.2rem;
    text-align: left;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    border-radius: 4px;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

.team-card:hover {
    border-color: rgba(197, 160, 89, 0.45);
    background-color: #111111;
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.team-card:hover::before {
    transform: scaleX(1);
}

.team-card-icon {
    font-size: 1.8rem;
    color: var(--accent-gold);
    margin-bottom: 1.8rem;
    display: inline-block;
}

.team-card h3 {
    font-family: var(--font-sans);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}

.team-card-role {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 0.95rem;
    color: var(--accent-gold);
    margin-bottom: 1.2rem;
    display: block;
}

.team-card-desc {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 300;
    line-height: 1.7;
}

@media (max-width: 992px) {
    .team-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .team-container {
        margin-top: 5rem;
    }
}

/* Quote Banner */
.quote-banner {
    margin-top: 8rem;
    border: 1px solid rgba(197, 160, 89, 0.2);
    border-radius: 4px;
    padding: 4rem 3.5rem;
    position: relative;
    background: linear-gradient(135deg, #070707 0%, #0e0e0e 100%);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.quote-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}

.quote-left-icon {
    font-size: 2.2rem;
    color: var(--accent-gold);
    opacity: 0.85;
}

.quote-text {
    font-family: var(--font-serif);
    font-size: clamp(1.15rem, 1.8vw, 1.35rem);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    flex: 1;
    font-weight: 300;
}

.quote-right-icon {
    font-size: 2.2rem;
    color: var(--accent-gold);
    opacity: 0.85;
}

@media (max-width: 768px) {
    .quote-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .quote-banner {
        margin-top: 5rem;
        padding: 2.5rem 2rem;
    }
    
    .quote-text {
        font-size: 1.05rem;
    }
}

/* ==========================================================================
   4. SERVICIOS
   ========================================================================== */
.services-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 5.5rem;
}

.services-header .section-title {
    margin-bottom: 0;
    max-width: 600px;
    line-height: 1.25;
}

.services-header .section-description {
    margin-bottom: 0;
    max-width: 520px;
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.72);
}

@media (max-width: 992px) {
    .services-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.8rem;
        margin-bottom: 4rem;
    }
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.8rem;
}

.service-card {
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.15);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition-smooth);
    border-radius: 4px;
}

.service-image-container {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.service-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    filter: brightness(0.9);
}

.service-card-icon {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background-color: #080808;
    border: 1px solid var(--accent-gold);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 1.15rem;
    z-index: 10;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    transition: var(--transition-smooth);
}

.service-info {
    padding: 2.8rem 2.2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-title {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
}

.service-desc {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    margin-bottom: 2.2rem;
    font-weight: 300;
    flex-grow: 1;
}

.service-materials {
    border-top: 1px solid var(--border-white-soft);
    padding-top: 1.4rem;
    margin-top: auto;
}

.materials-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-bottom: 0.6rem;
    display: block;
}

.materials-list {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
    line-height: 1.5;
}

/* Hover effects for Services */
.service-card:hover {
    border-color: rgba(197, 160, 89, 0.4);
    background-color: #111111;
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

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

.service-card:hover .service-card-icon {
    background-color: var(--accent-gold);
    color: var(--bg-absolute);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(197, 160, 89, 0.4);
}

/* Service Card 4 specific Bullet List styling */
.service-bullets {
    list-style: none;
    margin-bottom: 2.2rem;
}

.service-bullets li {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 300;
    margin-bottom: 0.6rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-bullets li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-size: 0.9rem;
    font-weight: bold;
}

@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.8rem;
    }
}

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

/* Services Bottom Conversion Banner */
.services-cta-banner {
    margin-top: 6.5rem;
    background: linear-gradient(135deg, #070707 0%, #111111 100%);
    border: 1px solid rgba(197, 160, 89, 0.2);
    padding: 3.5rem 4.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    position: relative;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.services-cta-banner::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background-color: var(--accent-gold);
}

.cta-left {
    flex: 1;
}

.cta-left h3 {
    font-size: 1.7rem;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.cta-left p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    font-weight: 300;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1.2rem;
    align-items: center;
}

@media (max-width: 992px) {
    .services-cta-banner {
        flex-direction: column;
        align-items: stretch;
        padding: 2.8rem 2.2rem;
        gap: 2.2rem;
        text-align: center;
        margin-top: 5rem;
    }
    
    .services-cta-banner::before {
        height: 3px;
        width: 100%;
    }
    
    .cta-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ==========================================================================
   4.5. DIVISOR DE TEXTURAS (AMBIENT VIDEO BANNER)
   ========================================================================== */
.texture-video-divider {
    height: 480px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--bg-absolute);
}

.divider-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.divider-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6) contrast(1.05);
}

.divider-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.35) 90%);
    z-index: 2;
}

.divider-glass-card {
    position: relative;
    z-index: 10;
    background: rgba(12, 12, 12, 0.65);
    border: 1px solid var(--border-gold-soft);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 3rem 4rem;
    max-width: 780px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.8);
}

.divider-quote {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-style: italic;
    line-height: 1.6;
    color: var(--text-primary);
}

.divider-quote-author {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-top: 1.5rem;
    display: block;
}

@media (max-width: 768px) {
    .texture-video-divider {
        height: 350px;
    }
    
    .divider-glass-card {
        padding: 2rem;
    }
}

/* ==========================================================================
   5. PROYECTOS
   ========================================================================== */
.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 4rem;
}

.projects-header .section-title {
    margin-bottom: 0;
}

.projects-illustrative-note {
    margin-top: 0.9rem;
    font-size: 0.78rem;
    line-height: 1.5;
    color: var(--text-secondary);
    font-weight: 300;
}

.filter-tabs {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-white-soft);
    padding-bottom: 0.5rem;
}

.filter-tab {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    text-transform: uppercase;
    cursor: pointer;
    padding: 0.5rem 0.5rem;
    position: relative;
    transition: var(--transition-fast);
}

.filter-tab:hover {
    color: var(--text-primary);
}

.filter-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-gold);
    transition: var(--transition-fast);
}

.filter-tab.active {
    color: var(--accent-gold);
}

.filter-tab.active::after {
    width: 100%;
}

@media (max-width: 992px) {
    .projects-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }
    
    .filter-tabs {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.8rem;
        gap: 1rem;
    }
    
    .filter-tab {
        flex-shrink: 0;
    }
}

/* Featured Project Block */
.featured-project {
    margin-bottom: 2.5rem;
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.2);
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    transition: var(--transition-smooth);
    border-radius: 4px;
    overflow: hidden;
}

.featured-project:hover {
    border-color: var(--border-gold-strong);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.featured-content {
    padding: 4.5rem 3.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-content .section-tag {
    margin-bottom: 1rem;
}

.featured-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.featured-location {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--accent-gold);
    letter-spacing: 0.05em;
    margin-bottom: 1.8rem;
    display: block;
}

.featured-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2.2rem;
    font-weight: 300;
}

.featured-spec {
    border-top: 1px solid var(--border-white-soft);
    padding-top: 1.5rem;
    margin-bottom: 2.2rem;
}

.featured-spec-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.featured-spec-value {
    font-size: 0.9rem;
    color: var(--accent-gold);
    font-weight: 400;
}

.featured-link {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.featured-link i {
    margin-left: 0.5rem;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.featured-link:hover {
    color: var(--accent-gold);
}

.featured-link:hover i {
    transform: translateX(5px);
}

.featured-image-container {
    width: 100%;
    height: 100%;
    min-height: 480px;
    overflow: hidden;
}

.featured-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    filter: brightness(0.85);
}

.solution-kitchen-featured-image {
    object-position: center center;
}

.featured-project:hover .featured-image-container img {
    transform: scale(1.04);
    filter: brightness(1.0);
}

@media (max-width: 992px) {
    .featured-project {
        grid-template-columns: 1fr;
    }
    
    .featured-content {
        padding: 3rem 2rem;
    }
    
    .featured-image-container {
        height: 320px;
        min-height: auto;
    }
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.project-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-gold-soft);
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.project-card-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    filter: brightness(0.8);
}

.solution-integral-stone-image {
    object-position: center 60%;
}

.project-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 40%,
        rgba(0, 0, 0, 0.85) 100%
    );
    z-index: 2;
}

.project-card-hover-arrow {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: transparent;
    border: 1px solid var(--accent-gold);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 0.9rem;
    z-index: 10;
    opacity: 0.6;
    transition: var(--transition-smooth);
}

.project-card-info {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 70px;
    z-index: 10;
    transition: var(--transition-smooth);
}

.project-card-title {
    font-family: var(--font-sans);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.project-card-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: block;
}

.project-card-materials {
    font-size: 0.75rem;
    color: var(--accent-gold);
    font-weight: 300;
}

/* Hover effects for Projects Grid */
.project-card:hover {
    border-color: var(--border-gold-strong);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.5);
}

.project-card:hover .project-card-image img {
    transform: scale(1.06);
    filter: brightness(0.95);
}

.project-card:hover .project-card-hover-arrow {
    background-color: var(--accent-gold);
    color: var(--bg-absolute);
    opacity: 1;
    transform: scale(1.05);
}

/* Project dynamic filter show/hide transition classes */
.project-card.hide {
    display: none;
}

@media (max-width: 992px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* Corporate Experience with Construction Companies */
.builders-experience {
    margin-top: 6rem;
    padding-top: 5rem;
    border-top: 1px solid rgba(197, 160, 89, 0.15);
}

.builders-experience-header {
    max-width: 820px;
    margin-bottom: 3rem;
}

.builders-experience-eyebrow {
    display: block;
    position: relative;
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    color: var(--accent-gold);
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.builders-experience-eyebrow::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 1.2rem;
    height: 1px;
    background-color: var(--accent-gold);
    transform: translateY(-50%);
}

.builders-experience-title {
    margin-bottom: 1.5rem;
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 400;
    line-height: 1.15;
}

.builders-experience-intro {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.8;
}

.builders-experience-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.builder-experience-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.16);
    border-radius: 4px;
}

.builder-experience-image {
    width: 100%;
    height: 230px;
    overflow: hidden;
    background-color: var(--bg-card);
}

.builder-experience-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.builder-experience-photo-orbimundo {
    object-position: center 42%;
}

.builder-experience-photo-hitos {
    object-position: center 50%;
}

.builder-experience-photo-lindaraja {
    object-position: center 50%;
}

.builder-experience-photo-coninsa {
    object-position: center 45%;
}

.builder-experience-card-juan-valdez {
    grid-column: 1 / -1;
}

.builder-experience-gallery-juan-valdez {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 4px;
    height: 400px;
    overflow: hidden;
    background-color: var(--bg-card);
}

.builder-experience-gallery-main,
.builder-experience-gallery-secondary {
    min-width: 0;
    overflow: hidden;
}

.builder-experience-photo-juan-valdez-general {
    object-position: center 62%;
}

.builder-experience-photo-juan-valdez-access {
    object-position: center 55%;
}

.builder-experience-photo-juan-valdez-detail {
    object-position: center 58%;
}

.builder-experience-type {
    margin-bottom: 0.9rem;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 400;
    line-height: 1.5;
}

.builder-experience-description {
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 300;
    line-height: 1.65;
}

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

.builder-experience-name {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1.25;
}

.builder-experience-details {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-white-soft);
}

.builder-experience-label {
    margin-bottom: 0.9rem;
    color: var(--accent-gold);
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.4;
    text-transform: uppercase;
}

.builder-experience-list {
    display: grid;
    gap: 0.65rem;
    list-style: none;
}

.builder-experience-list li {
    position: relative;
    padding-left: 1rem;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 300;
    line-height: 1.55;
}

.builder-experience-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.67em;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--accent-gold);
}

@media (max-width: 992px) {
    .builders-experience-grid {
        grid-template-columns: 1fr;
    }

    .builder-experience-image {
        height: 300px;
    }
}

@media (max-width: 768px) {
    .builder-experience-gallery-juan-valdez {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        height: auto;
    }

    .builder-experience-gallery-main {
        grid-column: 1 / -1;
        height: 320px;
    }

    .builder-experience-gallery-secondary {
        height: 210px;
    }
}

@media (max-width: 600px) {
    .builders-experience {
        margin-top: 4rem;
        padding-top: 4rem;
    }

    .builders-experience-header {
        margin-bottom: 2.5rem;
    }

    .builders-experience-eyebrow {
        letter-spacing: 0.2em;
    }

    .builder-experience-image {
        height: 220px;
    }

    .builder-experience-gallery-main {
        height: 240px;
    }

    .builder-experience-gallery-secondary {
        height: 150px;
    }

    .builder-experience-content {
        padding: 1.5rem;
    }

    .builder-experience-details {
        grid-template-columns: 1fr;
        gap: 1.75rem;
    }
}

/* Real Gallery Toggle CTA */
.real-gallery-cta {
    margin-top: 4rem;
    text-align: center;
}

.btn-real-gallery {
    background-color: transparent;
    border: 1px solid rgba(197, 160, 89, 0.4);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.btn-real-gallery:hover {
    background-color: rgba(197, 160, 89, 0.08);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.btn-real-gallery .btn-text-hide {
    display: none;
}

.btn-real-gallery.active .btn-text-show {
    display: none;
}

.btn-real-gallery.active .btn-text-hide {
    display: inline;
}

.btn-real-gallery .btn-chevron {
    transition: transform 0.35s ease;
}

.btn-real-gallery.active .btn-chevron {
    transform: rotate(180deg);
}

/* Real Gallery Section */
.real-gallery-section {
    display: none;
    margin-top: 5rem;
    border-top: 1px solid rgba(197, 160, 89, 0.15);
    padding-top: 4rem;
}

.real-gallery-section.visible {
    display: block;
}

.real-gallery-header {
    text-align: center;
    margin-bottom: 3rem;
}

.real-gallery-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.real-gallery-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    max-width: 680px;
    margin: 0 auto;
    font-weight: 300;
}

.real-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.real-card {
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.12);
    border-radius: 4px;
    overflow: hidden;
    transition: var(--transition-smooth);
    position: relative;
}

.real-card:hover {
    border-color: rgba(197, 160, 89, 0.35);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
}

.real-card-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
}

.real-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    filter: brightness(0.88);
}

.real-card:hover .real-card-image img {
    transform: scale(1.05);
    filter: brightness(1);
}

.real-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.8) 100%);
    z-index: 2;
}

.real-card-info {
    padding: 1.4rem 1.6rem;
}

.real-card-badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-gold);
    display: block;
    margin-bottom: 0.4rem;
    opacity: 0.8;
}

.real-card-title {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    letter-spacing: 0.02em;
}

.real-card-cat {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.55);
    font-weight: 300;
}

@media (max-width: 992px) {
    .real-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* ==========================================================================
   6. MESAS DE CENTRO (VETTRA STONE BY M&T)
   ========================================================================== */
.tables-section {
    background-color: var(--bg-deep);
    border-top: 1px solid var(--border-white-soft);
    border-bottom: 1px solid var(--border-white-soft);
}

.tables-grid-hero {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 5rem;
    align-items: center;
    margin-bottom: 6rem;
}

.tables-hero-left {
    padding-right: 2rem;
}

.tables-hero-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 2.5rem 0 3rem 0;
    border-top: 1px solid var(--border-white-soft);
    border-bottom: 1px solid var(--border-white-soft);
    padding: 2rem 0;
}

.table-feature {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.table-feature-icon {
    font-size: 1.5rem;
    color: var(--accent-gold);
}

.table-feature h5 {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.table-feature p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.5;
}

.tables-hero-buttons {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.tables-hero-right-image {
    position: relative;
    border: 1px solid var(--accent-gold);
    padding: 12px;
}

.tables-hero-right-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    filter: brightness(0.9) contrast(1.05);
}

@media (max-width: 992px) {
    .tables-grid-hero {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .tables-hero-left {
        padding-right: 0;
    }
    
    .tables-hero-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.5rem 0;
    }
    
    .tables-hero-right-image img {
        height: 350px;
    }
}

@media (max-width: 480px) {
    .tables-hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Nuestra Colección Divider */
.collection-section-divider {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.collection-section-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--border-white-soft);
    z-index: 1;
}

.collection-title-tag {
    position: relative;
    z-index: 2;
    background-color: var(--bg-deep);
    padding: 0 2rem;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.35em;
    color: var(--accent-gold);
    text-transform: uppercase;
    display: inline-block;
}

/* Vettra Stone Editorial Lookbook Grid */
.vettra-collection-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.8rem;
    align-items: stretch;
}

.vettra-card {
    background-color: #080808;
    border: 1px solid rgba(197, 160, 89, 0.15);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.vettra-card-extra {
    display: none;
}

.vettra-collection-grid.vettra-show-all .vettra-card-extra {
    display: flex;
    animation: vettraFadeInUp 0.6s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

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

.vettra-card:hover {
    border-color: rgba(197, 160, 89, 0.45);
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
}

.vettra-card-image {
    width: 100%;
    height: 320px;
    overflow: hidden;
    position: relative;
}

.vettra-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    filter: brightness(0.9);
}

.vettra-card:hover .vettra-card-image img {
    transform: scale(1.05);
    filter: brightness(1);
}

.vettra-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.75) 100%);
    opacity: 0;
    transition: var(--transition-fast);
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 1.2rem;
}

.vettra-card:hover .vettra-card-overlay {
    opacity: 1;
}

.vettra-card-zoom-hint {
    color: var(--accent-gold);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0,0,0,0.6);
    padding: 0.4rem 0.8rem;
    border-radius: 2px;
    border: 1px solid rgba(197,160,89,0.3);
}

.vettra-collection-cta {
    margin-top: 4rem;
    text-align: center;
}

.btn-vettra-gallery {
    background-color: transparent;
    border: 1px solid rgba(197, 160, 89, 0.4);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 1.1rem 2.8rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.btn-vettra-gallery:hover {
    background-color: rgba(197, 160, 89, 0.1);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.2);
}

.btn-vettra-gallery .btn-icon-hide,
.btn-vettra-gallery .btn-text-hide {
    display: none;
}

.btn-vettra-gallery.active .btn-icon-show,
.btn-vettra-gallery.active .btn-text-show {
    display: none;
}

.btn-vettra-gallery.active .btn-icon-hide,
.btn-vettra-gallery.active .btn-text-hide {
    display: inline;
}

@media (max-width: 992px) {
    .vettra-collection-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .vettra-card-image {
        height: 280px;
    }
}

@media (max-width: 600px) {
    .vettra-collection-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .vettra-card-image {
        height: 250px;
    }
}

/* Customization Bottom Banner (Vettra Final CTA) */
.customization-banner {
    margin-top: 5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-gold-soft);
    padding: 2.5rem 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}

.customization-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.customization-icon {
    font-size: 2.4rem;
    color: var(--accent-gold);
    display: flex;
    flex-shrink: 0;
}

.customization-desc h4 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.customization-desc span {
    display: block;
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

@media (max-width: 992px) {
    .customization-banner {
        flex-direction: column;
        align-items: stretch;
        padding: 2.2rem 2rem;
        gap: 1.8rem;
        text-align: center;
    }
    
    .customization-left {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Exclusive Vettra Lightbox Modal */
.vettra-lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.vettra-lightbox-overlay.active {
    display: flex;
    opacity: 1;
}

.vettra-lightbox-body {
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vettra-lightbox-body img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border: 1px solid var(--glass-border);
    box-shadow: 0 20px 50px rgba(0,0,0,0.8);
    border-radius: 4px;
}

.vettra-lightbox-close {
    position: absolute;
    top: 25px;
    right: 30px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-fast);
}

.vettra-lightbox-close:hover {
    color: var(--accent-gold);
    transform: scale(1.1);
}

.vettra-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(20, 20, 20, 0.6);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
}

.vettra-lightbox-nav:hover {
    background: var(--accent-gold);
    color: var(--bg-absolute);
}

.vettra-lightbox-prev {
    left: 30px;
}

.vettra-lightbox-next {
    right: 30px;
}

.vettra-lightbox-counter {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-family: var(--font-sans);
}

/* ==========================================================================
   7. CONTACTO & FORMULARIO
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 5rem;
    align-items: stretch;
}

.contact-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info-list {
    margin-top: 3.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.2rem;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-info-icon {
    background-color: var(--bg-card);
    border: 1px solid var(--border-gold-soft);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info-content h5 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-bottom: 0.4rem;
}

.contact-info-content p {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 300;
}

.contact-info-content p span {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Right Side: Form glass card with luxury kitchen photo backdrop */
.contact-right-form {
    border: 1px solid var(--accent-gold);
    padding: 12px;
    position: relative;
}

.form-backdrop-container {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-absolute);
}

.form-backdrop-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    filter: brightness(0.18) contrast(1.15) saturate(0.9);
}

.form-overlay-card {
    position: relative;
    z-index: 10;
    background: rgba(18, 18, 18, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 3.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.form-overlay-card h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent-gold);
    text-transform: uppercase;
    margin-bottom: 2.2rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.form-overlay-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 1px;
    background-color: var(--accent-gold);
}

/* Beautiful Luxury Form Inputs */
.form-grid-two {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
    margin-bottom: 1.2rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group.full-width {
    margin-bottom: 2rem;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    background-color: rgba(253, 251, 247, 0.03);
    border: 1px solid rgba(253, 251, 247, 0.08);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 300;
    padding: 0.9rem 1.2rem;
    transition: var(--transition-fast);
    outline: none;
    border-radius: 0;
}

.form-textarea {
    resize: none;
    height: 110px;
}

/* Select specific styling overrides */
.form-select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg fill='%23C5A059' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2rem auto;
    padding-right: 2.5rem;
}

.form-select option {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.form-input::placeholder, .form-textarea::placeholder {
    color: rgba(253, 251, 247, 0.25);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent-gold);
    background-color: rgba(197, 160, 89, 0.02);
    box-shadow: 0 0 10px rgba(197, 160, 89, 0.1);
}

.form-btn {
    width: 100%;
    background-color: var(--accent-gold);
    color: var(--bg-absolute);
    border: 1px solid var(--accent-gold);
    padding: 1.1rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-smooth);
    margin-bottom: 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.form-btn:hover {
    background-color: var(--accent-gold-hover);
    border-color: var(--accent-gold-hover);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.35);
    transform: translateY(-2px);
}

.form-lock-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 300;
}

.form-lock-text i {
    color: var(--accent-gold);
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .contact-left {
        text-align: center;
    }
    
    .contact-info-list {
        align-items: center;
        margin-top: 3rem;
    }
    
    .contact-info-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.8rem;
    }
    
    .form-overlay-card {
        padding: 2.5rem 1.8rem;
    }
}

@media (max-width: 600px) {
    .form-grid-two {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
}

/* Contact Bottom Core Pillars Bar */
.pillars-bar {
    margin-top: 5rem;
    border-top: 1px solid var(--border-gold-soft);
    padding-top: 4rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.pillar-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
}

.pillar-icon {
    font-size: 1.8rem;
    color: var(--accent-gold);
    flex-shrink: 0;
}

.pillar-content h4 {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.pillar-content p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

@media (max-width: 992px) {
    .pillars-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem 1.5rem;
    }
}

@media (max-width: 576px) {
    .pillars-bar {
        grid-template-columns: 1fr;
        gap: 1.8rem;
    }
}

/* ==========================================================================
   8. FOOTER
   ========================================================================== */
.footer {
    background-color: var(--bg-absolute);
    border-top: 1px solid var(--border-gold-soft);
    padding: 6rem 0 3rem 0;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--accent-gold), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-logo {
    height: 52px;
    width: auto;
    align-self: flex-start;
}

.footer-tagline {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 320px;
}

.footer-socials {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.social-icon {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(253, 251, 247, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.social-icon:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-3px);
}

.footer-title {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.6rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 25px;
    height: 1px;
    background-color: var(--accent-gold);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-link {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-link:hover {
    color: var(--accent-gold);
    padding-left: 5px;
}

.footer-contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

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

.footer-contact-item i {
    color: var(--accent-gold);
    font-size: 0.95rem;
    margin-top: 0.15rem;
}

.footer-contact-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    font-weight: 300;
}

.footer-contact-item p strong {
    color: var(--text-primary);
    font-weight: 400;
    display: block;
    margin-bottom: 0.15rem;
}

/* Bottom copyright row */
.footer-bottom {
    border-top: 1px solid var(--border-white-soft);
    padding-top: 2.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.copyright {
    font-size: 0.8rem;
    color: rgba(253, 251, 247, 0.3);
    font-weight: 300;
}

.footer-extra-links {
    display: flex;
    gap: 2rem;
}

.footer-extra-link {
    font-size: 0.78rem;
    color: rgba(253, 251, 247, 0.3);
    font-weight: 300;
}

.footer-extra-link:hover {
    color: var(--accent-gold);
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        margin-bottom: 4rem;
    }
    
    .footer-brand {
        align-items: center;
        text-align: center;
    }
    
    .footer-logo {
        align-self: center;
    }
    
    .footer-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-title {
        text-align: center;
    }
    
    .footer-links {
        align-items: center;
    }
    
    .footer-contact-details {
        align-items: center;
    }
    
    .footer-contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1.2rem;
    }
}


/* ==========================================================================
   CORRECCIÓN FINAL: GALERÍA DE PROYECTOS REALES Y LIGHTBOX
   ========================================================================== */

.real-card-extra {
    display: none;
}

.real-gallery-section.show-more .real-card-extra {
    display: block;
    animation: realGalleryCardIn 0.45s ease both;
}

@keyframes realGalleryCardIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.real-gallery-more-cta {
    margin-top: 2.5rem;
    text-align: center;
}

.btn-real-gallery .btn-icon-hide {
    display: none;
}

.btn-real-gallery.active .btn-icon-show {
    display: none;
}

.btn-real-gallery.active .btn-icon-hide {
    display: inline-block;
}

.real-card {
    cursor: pointer;
}

.real-card:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 4px;
}

.real-card-view-hint {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.7rem 1rem;
    border: 1px solid rgba(197, 160, 89, 0.65);
    background: rgba(0, 0, 0, 0.72);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0;
    transform: translate(-50%, -40%);
    transition: var(--transition-fast);
    pointer-events: none;
    white-space: nowrap;
}

.real-card:hover .real-card-view-hint,
.real-card:focus-visible .real-card-view-hint {
    opacity: 1;
    transform: translate(-50%, -50%);
}

/* El visor no ocupa espacio ni se muestra hasta que JavaScript añade .active. */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 4.5rem 6rem;
    background: rgba(0, 0, 0, 0.94);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
}

.lightbox-overlay.active {
    display: flex;
    opacity: 1;
    animation: lightboxFadeIn 0.24s ease both;
}

@keyframes lightboxFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lightbox-body {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: min(1180px, 100%);
    height: min(78vh, 820px);
}

.lightbox-img {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border: 1px solid rgba(197, 160, 89, 0.28);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7);
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: 1px solid rgba(197, 160, 89, 0.45);
    background: rgba(8, 8, 8, 0.82);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lightbox-close:hover,
.lightbox-nav:hover,
.lightbox-close:focus-visible,
.lightbox-nav:focus-visible {
    border-color: var(--accent-gold);
    background: var(--accent-gold);
    color: var(--bg-absolute);
    outline: none;
}

.lightbox-close {
    top: 1.5rem;
    right: 1.5rem;
}

.lightbox-prev {
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-counter {
    position: absolute;
    left: 50%;
    bottom: 1.35rem;
    z-index: 3;
    transform: translateX(-50%);
    padding: 0.55rem 0.9rem;
    border: 1px solid rgba(197, 160, 89, 0.32);
    background: rgba(8, 8, 8, 0.78);
    color: var(--text-primary);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
}

body.lightbox-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    .lightbox-overlay {
        padding: 4.5rem 1rem 5rem;
    }

    .lightbox-body {
        width: 100%;
        height: 72vh;
    }

    .lightbox-close,
    .lightbox-nav {
        width: 42px;
        height: 42px;
    }

    .lightbox-close {
        top: 1rem;
        right: 1rem;
    }

    .lightbox-prev {
        left: 0.75rem;
    }

    .lightbox-next {
        right: 0.75rem;
    }

    .lightbox-counter {
        bottom: 1rem;
    }
}

@media (hover: none) {
    .real-card-view-hint {
        opacity: 1;
        top: auto;
        bottom: 0.8rem;
        transform: translateX(-50%);
        padding: 0.55rem 0.75rem;
    }
}