/* ==========================================================================
   IMPOAQUATIQ - HUMAN ARCHITECTURAL DESIGN SYSTEM (styles.css)
   ========================================================================== */

:root {
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Luxury Architectural Palette */
    --color-dark-obsidian: #0B132B;
    --color-dark-slate: #0F172A;
    --color-dark: #0F172A;
    --color-slate: #334155;
    --color-slate-body: #334155;
    --color-slate-muted: #64748B;
    --color-slate-readable: #475569;
    --color-muted: #64748B;
    --color-light-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    
    /* Sapphire & Aquatic Accents (WCAG AA Calibrated) */
    --color-brand: #0284C7;
    --color-brand-dark: #0369A1;
    --color-sapphire: #0284C7;
    --color-sapphire-dark: #0369A1;
    --color-cyan-glow: #00B4D8;
    --color-cyan-soft: #38BDF8;
    --color-cyan-ice: #E0F2FE;
    
    /* Semantic Status & Badges */
    --color-emerald: #059669;
    --color-emerald-deep: #065F46;
    --color-emerald-bg: #ECFDF5;
    --color-accent: #B45309;
    --color-amber-dark: #B45309;
    --color-amber-bg: #FEF3C7;
    --color-crimson-dark: #991B1B;
    --color-crimson-bg: #FEE2E2;
    
    --border-color: #E2E8F0;
    --border-subtle: #F1F5F9;
    
    /* Ambient Depth Shadows & Glow System */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.08);
    --shadow-ambient: 0 20px 40px -15px rgba(11, 19, 43, 0.08), 0 0 1px 1px rgba(11, 19, 43, 0.04);
    --shadow-elevated: 0 25px 50px -12px rgba(11, 19, 43, 0.14), 0 4px 12px -2px rgba(11, 19, 43, 0.04);
    --shadow-glow-sapphire: 0 8px 24px rgba(2, 132, 199, 0.35);
    --shadow-glow-cyan: 0 0 20px rgba(0, 180, 216, 0.3);
    
    /* Glassmorphism System */
    --glass-dark-bg: rgba(11, 19, 43, 0.88);
    --glass-dark-border: rgba(255, 255, 255, 0.15);
    --glass-light-bg: rgba(255, 255, 255, 0.88);
    --glass-light-border: rgba(255, 255, 255, 0.65);
    --glass-blur: blur(12px);
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    background-color: var(--color-light-bg);
    color: var(--color-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    max-width: 100%;
    width: 100%;
}

[id] {
    scroll-margin-top: 90px;
}

body {
    background-color: var(--color-light-bg);
    color: var(--color-dark);
    overflow-x: hidden;
    max-width: 100%;
    width: 100%;
}

/* WCAG 2.2 KEYBOARD ACCESSIBILITY & FOCUS-VISIBLE RING */
:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid #0284C7 !important;
    outline-offset: 3px !important;
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.25) !important;
}

/* BASE COLOR & ACCESSIBILITY UTILITY CLASSES */
.text-blue { color: #0284C7 !important; }
.text-cyan { color: #38BDF8 !important; }
.text-green { color: #25D366 !important; }
.text-yellow { color: #F59E0B !important; }
.text-red { color: #EF4444 !important; }

/* MISSING COMPONENT & UTILITY CLASSES */
.btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    cursor: pointer !important;
    text-decoration: none !important;
    line-height: 1.2 !important;
    font-family: var(--font-heading) !important;
    transition: var(--transition) !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
}

.btn-whatsapp {
    background: #25D366 !important;
    color: #0B132B !important;
    border: 1px solid #1EBE5D !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3) !important;
    transition: all 0.2s ease !important;
}

.btn-whatsapp:hover {
    background: #20BA5A !important;
    color: #0B132B !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45) !important;
}

.btn-sm {
    padding: 8px 16px !important;
    font-size: 13px !important;
    border-radius: 6px !important;
}

.modal-body {
    width: 100%;
    position: relative;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.card-title-row {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

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

section {
    position: relative;
    overflow-x: clip;
}

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

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

/* BUTTON COMMON BASE */
.btn-primary, .btn-secondary, .btn-header, .btn-sm-primary, .btn-sm-secondary, .btn-wa-quote, .btn-b2b-outline, .btn-b2b-filled {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    cursor: pointer !important;
    text-decoration: none !important;
    line-height: 1.2 !important;
    font-family: var(--font-heading) !important;
    transition: var(--transition) !important;
}

/* --------------------------------------------------------------------------
   0. TOP ANNOUNCEMENT BAR (REPRESENTACIÓN OFICIAL EXCLUSIVA)
   -------------------------------------------------------------------------- */
.top-announcement-bar {
    background: #0F172A;
    color: #F8FAFC;
    font-size: 12.5px;
    padding: 7px 0;
    border-bottom: 1px solid rgba(56, 189, 248, 0.25);
    position: relative;
    z-index: 1001;
}

.top-announcement-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    text-align: center;
}

.announcement-badge {
    background: rgba(2, 132, 199, 0.3);
    color: #38BDF8;
    border: 1px solid rgba(56, 189, 248, 0.5);
    border-radius: 20px;
    padding: 2px 10px;
    font-size: 10.5px;
    font-weight: 800;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.announcement-text {
    color: #E2E8F0;
    font-weight: 500;
}

.announcement-text strong {
    color: #FFFFFF;
    font-weight: 700;
}

.announcement-text .highlight-brand {
    color: #38BDF8;
    font-weight: 700;
}

.announcement-link {
    color: #38BDF8;
    font-weight: 700;
    text-decoration: none;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color 0.2s ease;
}

.announcement-link:hover {
    color: #7DD3FC;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .top-announcement-bar {
        font-size: 11px;
        padding: 6px 12px;
    }
    .top-announcement-inner {
        gap: 6px;
    }
    .announcement-badge {
        font-size: 9.5px;
        padding: 1px 8px;
    }
    .announcement-link {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   1. HEADER & NAVBAR INSTITUCIONAL
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #FFFFFF !important;
    border-bottom: 1px solid #E2E8F0;
    height: 76px;
    display: flex;
    align-items: center;
    transition: height 0.25s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease, box-shadow 0.25s ease;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    width: 100%;
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 32px;
}

.site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.img-logo-main {
    height: 44px;
    max-height: 48px;
    width: auto;
    object-fit: contain;
    transition: height 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s ease;
}

.site-logo:hover .img-logo-main {
    transform: scale(1.02);
}

.site-nav {
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.drawer-links-scroll {
    display: flex;
    align-items: center;
    gap: 22px;
}

.drawer-header-mobile {
    display: none;
}

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

@media (max-width: 1340px) {
    .drawer-links-scroll {
        gap: 12px;
    }
    .header-inner {
        padding: 0 16px;
        gap: 12px;
    }
    .btn-header {
        padding: 8px 12px !important;
        font-size: 12px !important;
    }
}

.nav-item {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: #1E293B !important;
    padding: 8px 10px;
    border-radius: 8px;
    text-decoration: none;
    transition: color 0.2s ease, background-color 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-item:hover, .nav-item.active {
    color: #0284C7 !important;
    background: rgba(2, 132, 199, 0.06);
}

.nav-arrow {
    font-size: 11px;
    transition: transform 0.2s ease;
    opacity: 0.7;
}

.nav-item-dropdown:hover .nav-arrow {
    transform: rotate(180deg);
}

.nav-item-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-panel {
    display: none;
    position: absolute;
    top: 100%;
    left: -10px;
    width: 310px;
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
    z-index: 1100;
}

.nav-item-dropdown:hover .dropdown-panel {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.dropdown-panel a {
    color: #334155 !important;
    padding: 9px 14px;
    border-radius: 8px;
    font-size: 13.5px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.15s ease;
}

.dropdown-panel a:hover {
    background: #F0F9FF !important;
    color: #0284C7 !important;
    transform: translateX(3px);
}

.btn-header {
    background: #0F172A !important;
    color: #FFFFFF !important;
    padding: 10px 20px !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    letter-spacing: 0.2px;
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.12);
    transition: all 0.2s ease !important;
}

.btn-header:hover {
    background: #0284C7 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

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

/* --------------------------------------------------------------------------
   3. HERO BANNER EDITORIAL (HIGH CONTRAST DARK TEXT ON LIGHT BG)
   -------------------------------------------------------------------------- */
.hero-section {
    padding: 75px 0 85px 0;
    background: linear-gradient(180deg, #F0F9FF 0%, #FFFFFF 65%, #F8FAFC 100%) !important;
    border-bottom: 1px solid #E2E8F0;
    position: relative;
    overflow: hidden;
}

.hero-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 2;
}

@media (max-width: 900px) {
    .hero-split { grid-template-columns: 1fr; gap: 32px; }
}

.hero-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: #0284C7 !important;
    background: #E0F2FE !important;
    border: 1px solid #BAE6FD !important;
    border-radius: 30px;
    padding: 6px 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 16px;
    box-shadow: 0 2px 6px rgba(2, 132, 199, 0.08);
}

.section-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: #0284C7 !important;
    background: #E0F2FE !important;
    border: 1px solid #BAE6FD !important;
    padding: 5px 14px;
    border-radius: 30px;
    margin-bottom: 12px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(34px, 4.2vw, 48px);
    font-weight: 900;
    line-height: 1.14;
    color: #0F172A !important;
    margin-bottom: 18px;
    letter-spacing: -0.6px;
    text-shadow: none !important;
}

.hero-subtitle {
    font-size: 16.5px;
    color: #475569 !important;
    line-height: 1.65;
    margin-bottom: 30px;
    font-weight: 400;
    text-shadow: none !important;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn-primary {
    background: #0284C7 !important;
    color: #FFFFFF !important;
    padding: 14px 28px !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
    font-size: 15px !important;
    border: 1px solid transparent !important;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35) !important;
    transition: all 0.2s ease !important;
}

.btn-primary:hover {
    background: #0369A1 !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(2, 132, 199, 0.45) !important;
}

.btn-secondary {
    background: #FFFFFF !important;
    border: 1px solid #CBD5E1 !important;
    color: #0F172A !important;
    padding: 14px 28px !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
    font-size: 15px !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04) !important;
    transition: all 0.2s ease !important;
}

.btn-secondary:hover {
    background: #F8FAFC !important;
    border-color: #94A3B8 !important;
    transform: translateY(-1px);
}

/* Hero image box consolidated in Section 2 (Hero Section & Visual Showcase) */


/* --------------------------------------------------------------------------
   4. CATÁLOGO TÉCNICO MINIMALISTA (PRODUCTOS HORIZONTALES)
   -------------------------------------------------------------------------- */
.section-products {
    padding: 80px 0;
    background: #F8FAFC !important;
}

.section-head {
    margin-bottom: 44px;
}

.head-title {
    font-family: var(--font-heading);
    font-size: 34px;
    font-weight: 800;
    color: #0F172A !important;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.head-desc {
    font-size: 15.5px;
    color: #64748B !important;
    max-width: 660px;
    margin: 0 auto;
}

.product-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.product-card-horizontal {
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 340px 1fr;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.product-card-horizontal:hover {
    box-shadow: var(--shadow-md);
    border-color: #CBD5E1;
}

@media (max-width: 850px) {
    .product-card-horizontal { grid-template-columns: 1fr; }
}

.prod-photo-col {
    position: relative;
    min-height: 260px;
}

.prod-photo-col img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.prod-info-col {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.prod-brand-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    border-bottom: 1px solid #F1F5F9;
    padding-bottom: 14px;
}

.brand-img-contain {
    height: 42px;
    max-height: 48px;
    max-width: 180px;
    width: auto;
    object-fit: contain;
    display: block;
}

.brand-text-name {
    font-family: var(--font-heading);
    font-size: 19px;
    font-weight: 800;
    color: #0F172A !important;
}

.prod-type-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #0284C7 !important;
}

.prod-headline {
    font-size: 14.5px;
    color: #334155 !important;
    margin-bottom: 18px;
    line-height: 1.55;
}

.specs-table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 13px;
}

.specs-table td {
    padding: 7px 10px;
    border-bottom: 1px solid #F1F5F9;
    word-break: break-word;
}

.specs-table td.spec-title {
    font-weight: 600;
    color: #64748B !important;
    width: 38%;
}

.specs-table td.spec-val {
    font-weight: 600;
    color: #0F172A !important;
    width: 62%;
}

.prod-actions {
    display: flex;
    gap: 10px;
}

.btn-sm-primary {
    background: #0284C7 !important;
    color: #FFFFFF !important;
    padding: 10px 16px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border: none !important;
}

.btn-sm-primary:hover {
    background: #0369A1 !important;
}

.btn-block-tech {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 18px !important;
    font-size: 13.5px !important;
    font-weight: 700 !important;
    border-radius: 8px !important;
    background: linear-gradient(135deg, #0284C7, #0369A1) !important;
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.25);
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-block-tech:hover {
    background: linear-gradient(135deg, #0369A1, #075985) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(2, 132, 199, 0.35);
}

.btn-sm-secondary {
    background: #F1F5F9 !important;
    color: #0F172A !important;
    padding: 10px 16px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border: 1px solid #CBD5E1 !important;
}

.btn-sm-secondary:hover {
    background: #E2E8F0 !important;
}

/* --------------------------------------------------------------------------
   5. CALCULADORA DE M² E INSUMOS
   -------------------------------------------------------------------------- */
.section-calc {
    padding: 90px 0;
    background: #F8FAFC !important;
    border-top: 1px solid #E2E8F0;
    border-bottom: 1px solid #E2E8F0;
    position: relative;
}

.calc-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 32px;
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 36px;
    box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.05);
}

@media (max-width: 960px) {
    .calc-container { 
        grid-template-columns: 1fr; 
        padding: 24px;
        gap: 28px;
    }
}

.calc-inputs-side {
    display: flex;
    flex-direction: column;
}

.calc-card-header {
    margin-bottom: 20px;
}

.calc-step-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #0284C7;
    background: rgba(2, 132, 199, 0.08);
    border: 1px solid rgba(2, 132, 199, 0.2);
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 8px;
}

.calc-subtitle {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    color: #0F172A !important;
    letter-spacing: -0.3px;
}

.mode-selectors {
    display: flex;
    gap: 8px;
    background: #F1F5F9;
    padding: 5px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid #E2E8F0;
}

.mode-tab {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 16px;
    border: 1px solid transparent;
    background: #F1F5F9 !important;
    color: #475569 !important;
    font-size: 13.5px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mode-tab:hover {
    color: #0F172A !important;
    background: #E2E8F0 !important;
}

.mode-tab.active {
    background: #FFFFFF !important;
    color: #0284C7 !important;
    border-color: #BAE6FD !important;
    font-weight: 700;
    box-shadow: 0 2px 10px rgba(2, 132, 199, 0.12);
}

.calc-inputs-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 16px;
}

@media (max-width: 640px) {
    .calc-inputs-group {
        grid-template-columns: 1fr;
    }
}

.input-field {
    display: flex;
    flex-direction: column;
}

.input-field label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 700;
    color: #334155 !important;
    margin-bottom: 6px;
}

.input-field input, 
.input-field select {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    background: #F8FAFC !important;
    border: 1.5px solid #CBD5E1;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #0F172A !important;
    outline: none;
    transition: all 0.2s ease;
}

.input-field input:focus, 
.input-field select:focus {
    background: #FFFFFF !important;
    border-color: #0284C7 !important;
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.select-field-wrap {
    margin-top: 6px;
}

.calc-prod-hint {
    margin-top: 8px;
    font-size: 12px;
    line-height: 1.45;
    color: #0369A1;
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    border-radius: 8px;
    padding: 7px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.calc-prod-hint i {
    font-size: 13px;
    color: #0284C7;
    flex-shrink: 0;
}

.calc-prod-hint.hint-interior {
    color: #92400E;
    background: #FFFBEB;
    border-color: #FDE68A;
}

.calc-prod-hint.hint-interior i {
    color: #D97706;
}

/* Calculadora Panel Derecho de Resultados */
.calc-output-box {
    background: linear-gradient(160deg, #F0F9FF 0%, #FFFFFF 100%) !important;
    border: 1.5px solid #BAE6FD;
    border-radius: 14px;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 10px 25px -5px rgba(2, 132, 199, 0.08);
    position: relative;
    overflow: hidden;
}

.calc-output-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0284C7, #38BDF8);
}

.calc-output-header {
    margin-bottom: 18px;
}

.calc-summary-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #0284C7;
    background: #E0F2FE;
    padding: 3px 9px;
    border-radius: 20px;
    margin-bottom: 8px;
}

.calc-summary-title {
    font-family: var(--font-heading);
    font-size: 19px;
    font-weight: 800;
    color: #0F172A !important;
    margin-bottom: 4px;
}

.calc-summary-subtitle {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: #64748B;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.output-m2-total {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 900;
    color: #0284C7 !important;
    margin: 4px 0 14px 0;
    letter-spacing: -1px;
    line-height: 1;
}

.calc-output-results {
    margin-bottom: 22px;
}

.output-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #E2E8F0;
    font-size: 13.5px;
    color: #475569 !important;
}

.output-row .output-label {
    font-weight: 600;
    color: #334155 !important;
}

.output-row .output-value {
    font-weight: 800;
    color: #0F172A !important;
    font-size: 14.5px;
    text-align: right;
}

.output-row small {
    display: block;
    font-size: 11px;
    font-weight: normal;
    color: #64748B;
}

.calc-tech-note {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 14px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12px;
    color: #475569;
    line-height: 1.4;
}

.calc-tech-note strong {
    color: #0F172A;
}

.calc-tech-note #res-rendimiento {
    color: #0284C7;
    font-weight: 700;
}

.btn-wa-quote {
    background: linear-gradient(135deg, #0284C7 0%, #0369A1 100%) !important;
    color: #FFFFFF !important;
    padding: 14px 18px !important;
    border-radius: 8px !important;
    font-family: var(--font-body);
    font-weight: 700 !important;
    font-size: 13.5px !important;
    border: none !important;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s ease;
    text-align: center;
    width: 100%;
}

.btn-wa-quote:hover {
    background: linear-gradient(135deg, #0369A1 0%, #075985 100%) !important;
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.35);
    transform: translateY(-1px);
}

.btn-wa-quote i {
    font-size: 17px;
    color: #4ADE80;
}

/* --------------------------------------------------------------------------
   6. B2B & SECTOR PROFESIONAL
   -------------------------------------------------------------------------- */
.section-b2b {
    padding: 80px 0;
    background: #F8FAFC !important;
}

.b2b-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.b2b-card {
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.b2b-card h3 {
    font-family: var(--font-heading);
    font-size: 19px;
    font-weight: 800;
    color: #0F172A !important;
    margin-bottom: 8px;
}

.b2b-card p {
    font-size: 13.5px;
    color: #64748B !important;
    margin-bottom: 18px;
}

.btn-b2b-outline {
    background: #F1F5F9 !important;
    border: 1px solid #CBD5E1 !important;
    color: #0F172A !important;
    padding: 10px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
}

.btn-b2b-filled {
    background: #0284C7 !important;
    color: #FFFFFF !important;
    padding: 10px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border: none !important;
}

/* --------------------------------------------------------------------------
   7. PRE-FOOTER CTA & ARCHITECTURAL FOOTER
   -------------------------------------------------------------------------- */
.pre-footer-cta {
    padding: 0 0 60px 0;
    background: #FFFFFF;
}

.cta-banner-box {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    border-radius: 16px;
    padding: 44px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 36px;
    box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(2, 132, 199, 0.2);
    color: #38BDF8;
    border: 1px solid rgba(56, 189, 248, 0.3);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: clamp(22px, 2.5vw, 30px);
    font-weight: 800;
    color: #FFFFFF !important;
    margin-bottom: 10px;
    line-height: 1.25;
}

.cta-desc {
    color: #94A3B8 !important;
    font-size: 14px;
    max-width: 580px;
    line-height: 1.5;
}

.cta-banner-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 260px;
}

.btn-cta-primary {
    background: #25D366 !important;
    color: #FFFFFF !important;
    padding: 14px 22px !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
}

.btn-cta-primary:hover {
    background: #20BA59 !important;
    transform: translateY(-2px);
}

.btn-cta-secondary {
    background: rgba(255, 255, 255, 0.1) !important;
    color: #FFFFFF !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    padding: 12px 20px !important;
    border-radius: 8px !important;
    font-weight: 600 !important;
    font-size: 13.5px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    transition: var(--transition);
}

.btn-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.2) !important;
}

/* SITE FOOTER */
.site-footer {
    background: #0B1120 !important;
    color: #94A3B8 !important;
    padding: 70px 0 28px 0;
    font-size: 13.5px;
    border-top: 1px solid #1E293B;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-brand-logo {
    height: 52px;
    width: auto;
    object-fit: contain;
    margin-bottom: 18px;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.footer-brand-desc {
    color: #94A3B8 !important;
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11.5px;
    font-weight: 600;
    color: #CBD5E1;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: #FFFFFF !important;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 28px;
    height: 2px;
    background: #0284C7;
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 0;
}

.footer-links li a {
    color: #94A3B8 !important;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
}

.footer-links li a i {
    font-size: 10px;
    color: #0284C7;
    transition: transform 0.2s ease;
}

.footer-links li a:hover {
    color: #FFFFFF !important;
    transform: translateX(4px);
}

.footer-links li a:hover i {
    color: #38BDF8;
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #94A3B8;
    font-size: 13px;
    line-height: 1.4;
}

.footer-contact-list li i {
    font-size: 14px;
    margin-top: 3px;
    color: #0284C7;
}

.footer-contact-list li strong {
    color: #E2E8F0;
}

.footer-contact-list li a {
    color: #FFFFFF !important;
    font-weight: 600;
}

.footer-contact-list li a:hover {
    color: #38BDF8 !important;
}

/* FOOTER BOTTOM BAR */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-size: 12.5px;
    color: #64748B;
}

.f-copy {
    color: #64748B;
    line-height: 1.6;
    font-size: 12.5px;
}

.whatsapp-float {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    right: calc(24px + env(safe-area-inset-right, 0px));
    width: 54px;
    height: 54px;
    background: #25D366 !important;
    color: #FFFFFF !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: var(--shadow-md);
    z-index: 1500;
    animation: wa-pulse 2.5s infinite;
}

.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2500;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.modal-backdrop.active,
.modal-backdrop.open {
    display: flex;
}

.modal-card {
    background: #FFFFFF !important;
    border-radius: 16px;
    max-width: 740px;
    width: 100%;
    max-height: 88vh;
    overflow-y: auto;
    padding: 32px;
    position: relative;
    box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.35);
    border: 1px solid #E2E8F0;
    animation: modal-pop 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    box-sizing: border-box;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: #F1F5F9;
    border: 1px solid #CBD5E1;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: #475569;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 15;
}

.modal-close:hover {
    background: #E2E8F0;
    color: #0F172A;
    transform: scale(1.06);
}

.modal-doc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 2px solid #0284C7;
    padding-bottom: 16px;
    padding-right: 48px;
    margin-bottom: 24px;
}

.modal-doc-logo {
    max-height: 40px;
    width: auto;
}

.modal-doc-badge {
    background: #E0F2FE;
    color: #0284C7;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
}

.modal-doc-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: #0F172A !important;
    margin-bottom: 4px;
}

.modal-doc-sub {
    font-size: 14px;
    color: #64748B !important;
    margin-bottom: 20px;
}

.modal-doc-grid {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 24px;
    margin-bottom: 24px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 20px;
}

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

.modal-doc-img {
    max-height: 180px;
    width: 100%;
    object-fit: contain;
}

.modal-doc-specs {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.modal-doc-specs td {
    padding: 8px 10px;
    border-bottom: 1px solid #E2E8F0;
}

.modal-doc-specs td.key {
    font-weight: 600;
    color: #475569 !important;
    width: 40%;
}

.modal-doc-specs td.val {
    font-weight: 700;
    color: #0F172A !important;
}

.modal-doc-section-title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: #0F172A !important;
    margin-top: 20px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-doc-features {
    list-style: none;
    padding: 0;
    margin-bottom: 24px;
}

.modal-doc-features li {
    font-size: 13.5px;
    color: #334155 !important;
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px dashed #E2E8F0;
}

.modal-doc-features li i {
    color: #0284C7;
}

.modal-doc-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 16px;
    border-top: 1px solid #E2E8F0;
    margin-top: 20px;
}

.btn-doc-pdf {
    background: #DC2626 !important;
    color: #FFFFFF !important;
    padding: 11px 18px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border: none !important;
}

.btn-doc-pdf:hover {
    background: #B91C1C !important;
}

.btn-doc-wa {
    background: #25D366 !important;
    color: #FFFFFF !important;
    padding: 11px 18px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border: none !important;
}

.btn-doc-wa:hover {
    background: #16A34A !important;
}


/* --------------------------------------------------------------------------
   8. GALERÍA DE OBRAS & PRESENTACIÓN DE PACKAGING
   -------------------------------------------------------------------------- */
.gal-filter-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
}

.gal-filter-btn {
    padding: 10px 18px;
    border-radius: 9999px;
    border: 1px solid var(--border-color, #E2E8F0);
    background: #FFFFFF;
    color: var(--text-muted, #64748B);
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.gal-filter-btn:hover {
    border-color: #0284C7;
    color: #0284C7;
    background: #F0F9FF;
    transform: translateY(-1px);
}

.gal-filter-btn.active {
    background: #0284C7;
    border-color: #0284C7;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.gal-filter-count {
    font-size: 11.5px;
    padding: 1px 7px;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.08);
    font-weight: 700;
}

.gal-filter-btn.active .gal-filter-count {
    background: rgba(255, 255, 255, 0.25);
    color: #FFFFFF;
}

.gal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 22px;
}

.gal-card {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
    height: 260px;
    display: flex;
    flex-direction: column;
}

.gal-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
    border-color: #0284C7;
}

.gal-card-media {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.gal-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.gal-card:hover img {
    transform: scale(1.06);
}

.gal-media-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.gal-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 52px;
    height: 52px;
    background: rgba(2, 132, 199, 0.9);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 18px;
    box-shadow: 0 8px 24px rgba(2, 132, 199, 0.4);
    opacity: 0.9;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 2;
}

.gal-card:hover .gal-play-overlay {
    transform: translate(-50%, -50%) scale(1.08);
    background: #0284C7;
    opacity: 1;
    box-shadow: 0 10px 28px rgba(2, 132, 199, 0.6);
}

.gal-play-overlay i {
    margin-left: 2px;
}

.gal-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.7) 65%, transparent 100%);
    color: #FFFFFF !important;
    padding: 24px 16px 14px 16px;
    z-index: 2;
}

.gal-tag {
    display: inline-block;
    background: #0284C7;
    color: #FFFFFF;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gal-title {
    font-size: 13.5px;
    font-weight: 700;
    line-height: 1.35;
    color: #FFFFFF;
    margin-bottom: 2px;
}

.gal-sub {
    font-size: 11.5px;
    color: #CBD5E1;
    font-weight: 400;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hero-trust-bar {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    padding-top: 22px;
    border-top: 1px solid #E2E8F0;
    flex-wrap: wrap;
}

.trust-item {
    font-size: 13px;
    font-weight: 600;
    color: #334155 !important;
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    box-shadow: none !important;
}

.trust-item i {
    color: #0284C7 !important;
    font-size: 14px;
}

/* ==========================================================================
   HERO RIGHT COMPONENT: SEAMLESS ARCHITECTURAL FRAME & CONTROLS
   ========================================================================== */

.hero-image-box {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 430px;
    background: #0B132B;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 
        0 20px 50px -10px rgba(2, 132, 199, 0.28),
        0 0 35px -5px rgba(0, 180, 216, 0.20),
        0 30px 65px -15px rgba(11, 19, 43, 0.50),
        inset 0 0 30px rgba(11, 19, 43, 0.25);
    will-change: opacity, transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Atmospheric vignette depth mask */
.hero-image-box::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(
        180deg,
        rgba(11, 19, 43, 0.45) 0%,
        rgba(11, 19, 43, 0.00) 25%,
        rgba(11, 19, 43, 0.00) 55%,
        rgba(11, 19, 43, 0.75) 100%
    );
    border-radius: inherit;
    z-index: 2;
}

#hero-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    will-change: opacity, transform;
    transform: translateZ(0);
    transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s ease;
}

#hero-main-img:hover {
    transform: scale(1.02);
}

/* Top-Left Frosted Status Capsule */
.hero-badge-top {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(11, 19, 43, 0.78);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    color: #F8FAFC;
    padding: 7px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35), 0 0 1px 1px rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.16);
    z-index: 3;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-badge-top:hover {
    background: rgba(15, 23, 42, 0.92);
    border-color: rgba(56, 189, 248, 0.5);
    transform: translateY(-1px);
    box-shadow: 0 6px 22px rgba(2, 132, 199, 0.35);
}

.hero-tone-beacon {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #38BDF8;
    box-shadow: 0 0 8px #38BDF8, 0 0 14px rgba(56, 189, 248, 0.6);
    flex-shrink: 0;
    animation: beacon-pulse 2s infinite ease-in-out;
}

@keyframes beacon-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.25);
        opacity: 0.75;
    }
}

/* Top-Right Badges & Video Trigger */
.hero-badges-corner-right {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    z-index: 3;
}

.hero-video-badge,
.hero-video-trigger {
    background: rgba(2, 132, 199, 0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    color: #FFFFFF !important;
    padding: 6px 14px 6px 8px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: 0 4px 18px rgba(2, 132, 199, 0.4), 0 0 1px 1px rgba(56, 189, 248, 0.3);
    border: 1px solid rgba(56, 189, 248, 0.5);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-video-badge:hover,
.hero-video-trigger:hover {
    background: #0284C7;
    border-color: #38BDF8;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 8px 25px rgba(2, 132, 199, 0.6);
}

.hero-play-pulse {
    width: 22px;
    height: 22px;
    background: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    color: #0284C7;
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.8);
    animation: hero-pulse-glow 2s infinite;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.hero-video-badge:hover .hero-play-pulse,
.hero-video-trigger:hover .hero-play-pulse {
    background: #38BDF8;
    color: #0B132B;
}

@keyframes hero-pulse-glow {
    0% {
        box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.8);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(56, 189, 248, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(56, 189, 248, 0);
    }
}

.hero-gallery-badge {
    background: rgba(11, 19, 43, 0.78);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #CBD5E1 !important;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.14);
    transition: all 0.2s ease;
}

.hero-gallery-badge:hover {
    background: rgba(2, 132, 199, 0.9);
    color: #FFFFFF !important;
    border-color: #38BDF8;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(2, 132, 199, 0.45);
}

/* Bottom Quartz Tone Switcher Dock */
.hero-pool-switcher {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 5px;
    background: rgba(11, 19, 43, 0.82);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 5px 7px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    z-index: 3;
    max-width: calc(100% - 28px);
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45), 0 0 1px 1px rgba(255, 255, 255, 0.08);
}

.hero-switch-btn {
    background: transparent;
    border: 1px solid transparent;
    color: rgba(255, 255, 255, 0.82);
    font-size: 11.5px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-switch-btn:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.12);
}

.hero-switch-btn.active {
    background: rgba(2, 132, 199, 0.92);
    color: #FFFFFF;
    font-weight: 700;
    border-color: rgba(56, 189, 248, 0.55);
    box-shadow: 0 2px 10px rgba(2, 132, 199, 0.45);
}

/* Crystalline Quartz Color Chips */
.quartz-chip {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
    display: inline-block;
    flex-shrink: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.chip-tahoe {
    background: radial-gradient(circle at 35% 35%, #38BDF8 0%, #0284C7 60%, #0369A1 100%);
}

.chip-cool {
    background: radial-gradient(circle at 35% 35%, #E0F2FE 0%, #38BDF8 55%, #0284C7 100%);
}

.chip-marlyn {
    background: radial-gradient(circle at 35% 35%, #67E8F9 0%, #00B4D8 50%, #0077B6 100%);
}

.chip-onyx {
    background: radial-gradient(circle at 35% 35%, #334155 0%, #0F172A 60%, #020617 100%);
}

.hero-switch-btn.active .quartz-chip {
    transform: scale(1.2);
    border-color: #FFFFFF;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.9);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #0284C7;
    border-radius: 50%;
    animation: wa-pulse 2s infinite;
}

@media (max-width: 768px) {
    .hero-image-box {
        height: 320px !important;
        border-radius: 16px !important;
    }
    .hero-badge-top {
        top: 10px !important;
        left: 10px !important;
        max-width: calc(100% - 130px) !important;
        white-space: nowrap !important;
        font-size: 11px !important;
        padding: 5px 10px !important;
        gap: 6px !important;
    }
    .hero-badge-top span#hero-badge-text {
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        white-space: nowrap !important;
    }
    .hero-badges-corner-right {
        top: 10px !important;
        right: 10px !important;
        gap: 4px !important;
    }
    .hero-video-badge,
    .hero-video-trigger {
        font-size: 11px !important;
        padding: 5px 9px 5px 6px !important;
        gap: 6px !important;
    }
    .hero-play-pulse {
        width: 20px !important;
        height: 20px !important;
        font-size: 8px !important;
    }
    .hero-gallery-badge {
        display: none !important; /* Hide secondary gallery badge inside image on mobile */
    }
    .hero-pool-switcher {
        bottom: 10px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        gap: 3px !important;
        padding: 3px 5px !important;
        border-radius: 24px !important;
        max-width: calc(100% - 16px) !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: none !important;
        background: rgba(11, 19, 43, 0.88) !important;
        backdrop-filter: blur(14px) !important;
        -webkit-backdrop-filter: blur(14px) !important;
        z-index: 5 !important;
        justify-content: center !important;
    }
    .hero-pool-switcher::-webkit-scrollbar {
        display: none !important;
    }
    .hero-switch-btn {
        font-size: 11px !important;
        padding: 6px 8px !important;
        min-height: 36px !important;
        border-radius: 16px !important;
        flex: 0 0 auto !important;
        white-space: nowrap !important;
        gap: 5px !important;
    }
    .quartz-chip {
        width: 10px !important;
        height: 10px !important;
    }
}

@media (max-width: 400px) {
    .hero-image-box {
        height: 290px !important;
        border-radius: 14px !important;
    }
    .hero-badge-top {
        font-size: 10.5px !important;
        padding: 4px 8px !important;
        max-width: calc(100% - 118px) !important;
    }
    .hero-video-badge,
    .hero-video-trigger {
        font-size: 10.5px !important;
        padding: 4px 8px 4px 5px !important;
    }
    .hero-switch-btn {
        font-size: 10px !important;
        padding: 5px 6px !important;
        gap: 4px !important;
    }
    .hero-pool-switcher {
        gap: 2px !important;
        padding: 3px 4px !important;
    }
}

/* --------------------------------------------------------------------------
   CATALOG FILTER PILLS
   -------------------------------------------------------------------------- */
.catalog-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.filter-pill {
    background: #F1F5F9;
    border: 1px solid #CBD5E1;
    color: #475569;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filter-pill:hover {
    background: #E2E8F0;
    color: #0F172A;
}

.filter-pill.active {
    background: #0284C7 !important;
    color: #FFFFFF !important;
    border-color: #0284C7 !important;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}


.prod-photo-col {
    background: #F8FAFC;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.prod-photo-col img {
    max-height: 240px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
}

.brand-img-contain {
    max-height: 48px !important;
    max-width: 180px !important;
    object-fit: contain;
}

/* --------------------------------------------------------------------------
   9. OPTIMIZACIONES RESPONSIVAS MOBILE-FIRST & OFF-CANVAS DRAWER
   -------------------------------------------------------------------------- */
.mobile-toggle {
    display: none;
    background: #F1F5F9;
    border: 1px solid #CBD5E1;
    border-radius: 8px;
    padding: 12px 14px;
    min-width: 48px;
    min-height: 48px;
    font-size: 18px;
    color: #0F172A;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.mobile-toggle:hover {
    background: #E2E8F0;
    border-color: #94A3B8;
}

/* DRAWER BACKDROP */
.drawer-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(11, 19, 43, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1900;
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.drawer-backdrop.active {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

/* DRAWER HEADER & CLOSE BUTTON (HIDDEN ON DESKTOP) */
.drawer-header-mobile {
    display: none;
}

@media (max-width: 1080px) {
    .site-header {
        height: 76px;
    }

    .img-logo-main {
        height: 48px !important;
        max-height: 50px !important;
    }

    .mobile-toggle {
        display: inline-flex;
    }

    .drawer-header-mobile {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 20px;
        background: #0F172A;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        flex-shrink: 0;
        position: relative;
        z-index: 10;
    }

    .img-logo-drawer {
        height: 38px;
        width: auto;
        object-fit: contain;
    }

    .drawer-close-btn {
        width: 48px;
        height: 48px;
        min-width: 48px;
        min-height: 48px;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: #FFFFFF;
        font-size: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: background-color 0.2s ease;
        position: relative;
        z-index: 20;
        pointer-events: auto;
    }

    .drawer-close-btn:hover {
        background: rgba(255, 255, 255, 0.25);
    }

    .drawer-links-scroll {
        flex: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 16px 20px calc(80px + env(safe-area-inset-bottom, 0px)) 20px;
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .site-nav {
        position: fixed !important;
        top: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: min(88vw, 360px) !important;
        height: 100vh !important;
        height: 100dvh !important;
        background: #FFFFFF !important;
        box-shadow: -15px 0 35px rgba(0, 0, 0, 0.25) !important;
        z-index: 2000 !important;
        display: flex !important;
        flex-direction: column !important;
        padding: 0 !important;
        transform: translateX(105%) !important;
        transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
        will-change: transform !important;
        overflow: hidden !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }

    .site-nav.open {
        transform: translateX(0) !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    .site-nav .nav-item {
        width: 100%;
        min-height: 48px;
        font-size: 15.5px;
        font-weight: 600;
        padding: 12px 16px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        color: #0F172A;
        border-bottom: 1px solid #F1F5F9;
    }

    .dropdown-panel {
        position: static;
        width: 100%;
        box-shadow: none;
        border: none;
        background: #F8FAFC !important;
        margin-top: 6px;
        border-radius: 8px;
        padding: 6px;
    }

    .dropdown-panel a {
        min-height: 48px;
        padding: 12px 14px;
        font-size: 14px;
        font-weight: 600;
        display: flex;
        align-items: center;
        gap: 10px;
        border-radius: 6px;
        color: #334155;
    }

    .nav-item-dropdown:hover .dropdown-panel {
        display: none;
    }

    .nav-item-dropdown.active .dropdown-panel {
        display: flex;
    }

    .btn-header {
        display: none !important;
    }

    .nav-mobile-cta {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: 100%;
        min-height: 48px;
        background: #0F172A;
        color: #FFFFFF !important;
        font-family: var(--font-heading);
        font-size: 14.5px;
        font-weight: 700;
        padding: 14px 18px;
        border-radius: 8px;
        margin-top: 10px;
        text-align: center;
        box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
        transition: background 0.2s ease;
    }

    .nav-mobile-cta:hover {
        background: #0284C7;
    }

    .topbar-inner {
        flex-direction: column;
        text-align: center;
        gap: 6px;
    }

    .topbar-right {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .hero-section {
        padding: 55px 0 55px 0;
    }

    .hero-image-box {
        height: 340px;
    }

    .calc-container {
        padding: 20px;
    }

    .calc-output-box {
        padding: 20px;
    }

    .output-m2-total {
        font-size: 32px;
    }

    /* Pre-footer CTA & Footer Mobile */
    .cta-banner-box {
        flex-direction: column;
        padding: 32px 20px;
        text-align: center;
        gap: 24px;
    }

    .cta-banner-actions {
        width: 100%;
    }

    .btn-cta-primary, .btn-cta-secondary {
        width: 100% !important;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    /* Modal Mobile Fixes */
    .modal-card {
        padding: 24px 18px !important;
        max-height: 92vh;
    }

    .modal-doc-header {
        padding-right: 44px;
    }

    .modal-close {
        top: 12px;
        right: 12px;
        width: 32px;
        height: 32px;
        font-size: 16px;
    }

    .modal-doc-title {
        font-size: 20px;
    }

    .modal-doc-actions {
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }

    .modal-doc-actions button, .modal-doc-actions a {
        width: 100% !important;
        text-align: center !important;
        justify-content: center !important;
        display: flex !important;
        align-items: center !important;
        padding: 12px !important;
    }
}

@media (max-width: 600px) {
    .site-footer {
        padding-bottom: 75px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 12px;
        padding-left: 15px;
        padding-right: 15px;
    }
}

/* PULSE ANIMATION FOR FLOATING WHATSAPP BUTTON */
@keyframes wa-pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.whatsapp-float {
    animation: wa-pulse 2.5s infinite;
}

/* ==========================================================================
   8. DYNAMIC SCROLL REVEAL & MICRO-ANIMATIONS SYSTEM
   ========================================================================== */

/* Base Reveal States */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal-left {
    opacity: 0;
    transform: translateX(-32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal-right {
    opacity: 0;
    transform: translateX(32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

@media (max-width: 1080px) {
    .reveal-left,
    .reveal-right {
        transform: translateY(24px);
    }
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.94);
    transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

/* Active / Revealed State */
.reveal.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-scale.revealed {
    opacity: 1 !important;
    transform: translate(0, 0) scale(1) !important;
}

/* Stagger Delays */
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-250 { transition-delay: 250ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Sticky Header Scrolled Glassmorphism Effect */
.site-header {
    transition: background-color 0.3s ease, box-shadow 0.3s ease, height 0.3s ease;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.96) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.08);
    height: 64px;
}

.site-header.scrolled .img-logo-main {
    height: 38px;
}

/* Active Nav Indicator Animation */
.site-nav .nav-item {
    position: relative;
    transition: color 0.2s ease;
}

.site-nav .nav-item.active {
    color: #0284C7 !important;
    font-weight: 700;
}

/* Floating Badge Gentle Bobbing */
@keyframes soft-float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

.hero-badge-float {
    animation: soft-float 4s ease-in-out infinite;
}

/* Subtle Shimmer Light Sweep on Primary Buttons & CTA */
.btn-primary, .btn-cta-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after, .btn-cta-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 40%;
    height: 200%;
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.25) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(25deg);
    transition: all 0.75s ease;
}

.btn-primary:hover::after, .btn-cta-primary:hover::after {
    left: 140%;
}

/* Card Hover Elevation & Border Physics */
.product-card-horizontal, .b2b-card, .gal-card {
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.product-card-horizontal:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px -8px rgba(15, 23, 42, 0.12);
}

.b2b-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 36px -10px rgba(15, 23, 42, 0.14);
}

.gal-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.25);
}

.gal-card img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gal-card:hover img {
    transform: scale(1.06);
}

/* ==========================================================================
   LIGHTBOX & VIDEO MODAL SYSTEM (DESKTOP & MOBILE RESPONSIVE)
   ========================================================================== */
.lightbox-card {
    background: #0F172A;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.05);
    border-radius: 18px;
    width: 100%;
    max-width: 900px;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    padding: 22px 24px 20px 24px;
    position: relative;
    animation: modal-pop 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    box-sizing: border-box;
    overflow: hidden;
}

.lightbox-card .modal-close {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #FFFFFF;
}

.lightbox-card .modal-close:hover {
    background: rgba(255, 255, 255, 0.25);
    color: #FFFFFF;
}

.lightbox-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding-right: 48px;
    margin-bottom: 12px;
}

.lightbox-title {
    font-size: 17px;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0;
    letter-spacing: -0.2px;
    line-height: 1.3;
}

.lightbox-media-container {
    background: #020617;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    width: 100%;
    max-height: 60vh;
    min-height: 200px;
}

.lightbox-img {
    max-width: 100%;
    max-height: 60vh;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    border-radius: 8px;
}

.lightbox-card.video-lightbox-card .lightbox-media-container {
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    min-height: 0;
    max-height: none;
}

.lightbox-card.video-lightbox-card video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    outline: none;
    background: #000000;
}

.lightbox-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    padding-top: 14px;
    margin-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox-desc {
    font-size: 13px;
    color: #94A3B8;
    margin: 0;
    line-height: 1.4;
    flex: 1;
    min-width: 240px;
}

@media (max-width: 640px) {
    .lightbox-card {
        padding: 16px 14px 14px 14px;
        border-radius: 14px;
        max-height: 94vh;
    }
    .lightbox-header {
        padding-right: 42px;
        margin-bottom: 8px;
    }
    .lightbox-title {
        font-size: 15px;
    }
    .lightbox-media-container {
        max-height: 50vh;
        min-height: 180px;
    }
    .lightbox-img {
        max-height: 50vh;
    }
    .lightbox-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding-top: 10px;
        margin-top: 8px;
    }
    .lightbox-footer .btn {
        width: 100%;
        justify-content: center;
    }
}


/* ==========================================================================
   MOSTRARIO DE COLORES & TARJETA CROMÁTICA
   ========================================================================== */
.prod-brand-text {
    font-size: 18px;
    font-weight: 800;
    color: #0F172A;
    letter-spacing: -0.3px;
}

.color-chart-box {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.06);
    margin-top: 30px;
}

.color-chart-inner {
    text-align: center;
    background: #F8FAFC;
    border-radius: 10px;
    padding: 16px;
    border: 1px solid #EDF2F7;
}

.color-chart-img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
}

.color-chart-footer {
    margin-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid #E2E8F0;
}

.color-note {
    font-size: 13.5px;
    color: #64748B;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 280px;
}

.color-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

@media (max-width: 640px) {
    .color-chart-footer {
        flex-direction: column;
        align-items: stretch;
    }
    .color-actions {
        width: 100%;
    }
    .color-actions .btn-sm-primary,
    .color-actions .btn-sm-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   13. HERO ACUÁTICO CON BURBUJAS (CANVAS PARTICLE ENGINE)
   ========================================================================== */
.hero-bubbles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 1;
}

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-split {
    position: relative;
    z-index: 2;
}

/* ==========================================================================
   14. SECCIÓN COMPARADOR & TRANSFORMACIÓN ESTRUCTURAL (REMODELACIÓN)
   ========================================================================== */
.section-before-after {
    padding: 85px 0;
    background: #F8FAFC;
    border-top: 1px solid #E2E8F0;
    border-bottom: 1px solid #E2E8F0;
    position: relative;
}

.section-before-after .section-tag {
    background: #E0F2FE;
    color: #0284C7;
    border: 1px solid #BAE6FD;
    border-radius: 30px;
    font-weight: 700;
}

.section-before-after .section-head .head-title {
    color: #0F172A;
    font-size: 32px;
    font-weight: 800;
    margin-top: 12px;
    margin-bottom: 12px;
}

.section-before-after .section-head .head-desc {
    color: #64748B;
    font-size: 15px;
    max-width: 760px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Tabs de navegación interactiva */
.remod-tab-nav {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #FFFFFF;
    padding: 6px;
    border-radius: 40px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
    margin-top: 24px;
}

.remod-tab-btn {
    background: transparent;
    border: none;
    color: #64748B;
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 13.5px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.remod-tab-btn:hover {
    color: #0F172A;
    background: #F1F5F9;
}

.remod-tab-btn.active {
    background: #0284C7;
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

/* Tarjeta contenedora principal */
.remod-experience-card {
    max-width: 1060px;
    margin: 32px auto 0;
    background: #FFFFFF;
    border-radius: 20px;
    padding: 32px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 20px 45px -12px rgba(15, 23, 42, 0.07);
    position: relative;
}

/* Animación suave de cambio de pestaña */
.remod-panel {
    animation: remodFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes remodFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Proceso de Remodelación en 3 Pasos */
.remod-steps-grid-tech {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
    width: 100%;
}

.remod-step-card-tech {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 26px 22px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.remod-step-card-tech::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0284C7, #38BDF8);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.remod-step-card-tech:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(2, 132, 199, 0.12);
    border-color: #BAE6FD;
}

.remod-step-card-tech:hover::before {
    opacity: 1;
}

.remod-step-header-tech {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    position: relative;
    min-height: 40px;
}

.remod-step-num-badge {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: linear-gradient(135deg, #0284C7, #0369A1);
    color: #FFFFFF;
    font-weight: 800;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(2, 132, 199, 0.3);
    flex-shrink: 0;
}

.remod-step-icon-wrap {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    color: #0284C7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
}

.remod-step-phase {
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #0284C7;
    white-space: nowrap;
}

.remod-step-content-tech {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.remod-step-headline {
    margin-bottom: 10px;
    min-height: 54px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.remod-step-product-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    font-weight: 700;
    color: #0369A1;
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    padding: 2.5px 8px;
    border-radius: 6px;
    margin-bottom: 6px;
    width: fit-content;
}

.remod-step-content-tech h3,
.remod-step-content-tech h4,
.remod-step-title {
    font-size: 16.5px;
    font-weight: 800;
    color: #0F172A;
    margin: 0;
    line-height: 1.3;
}

.remod-step-content-tech p {
    font-size: 13px;
    color: #64748B;
    line-height: 1.55;
    margin: 8px 0 16px 0;
    min-height: 60px;
}

.remod-step-specs-box {
    margin-top: auto;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.remod-spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11.5px;
    gap: 8px;
    padding-bottom: 5px;
    border-bottom: 1px solid rgba(226, 232, 240, 0.7);
}

.remod-spec-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.spec-label {
    color: #64748B;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    font-size: 11.5px;
}

.spec-value {
    color: #0F172A;
    font-weight: 700;
    text-align: right;
    font-size: 11.5px;
    white-space: nowrap;
}

@media (max-width: 991px) {
    .remod-steps-grid-tech {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .remod-step-content-tech p {
        min-height: auto;
    }
    .remod-step-headline {
        min-height: auto;
    }
}

/* Métricas inferiores */
.ba-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid #E2E8F0;
}

.ba-feature-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    background: #F8FAFC;
    padding: 18px;
    border-radius: 12px;
    border: 1px solid #E2E8F0;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.ba-feature-card:hover {
    transform: translateY(-2px);
    border-color: #BAE6FD;
}

.ba-feat-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: #E0F2FE;
    color: #0284C7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.ba-feat-text h4 {
    margin: 0 0 4px 0;
    font-size: 15px;
    color: #0F172A;
    font-weight: 700;
}

.ba-feat-text p {
    margin: 0;
    font-size: 13px;
    color: #64748B;
    line-height: 1.5;
}

/* Responsividad para móviles y tablets */
@media (max-width: 900px) {
    .ba-features-grid {
        grid-template-columns: 1fr;
    }
    .remod-experience-card {
        padding: 20px;
    }
}

/* ==========================================================================
   15. SECCIÓN CAPACITACIÓN & CERTIFICACIÓN OFICIAL INGEPREX (CLEAN INSTITUTIONAL)
   ========================================================================== */
.section-certificacion {
    padding: 85px 0;
    background: #F8FAFC !important;
    color: #1E293B;
    position: relative;
    border-top: 1px solid #E2E8F0;
    border-bottom: 1px solid #E2E8F0;
}

.section-certificacion .head-title {
    color: #0F172A !important;
}

.section-certificacion .head-desc {
    color: #475569 !important;
}

.cert-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 36px;
    align-items: start;
    margin-top: 40px;
    min-width: 0;
}

.cert-info-col,
.cert-gallery-col {
    min-width: 0;
}

.cert-program-card {
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0 !important;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.02);
}

.cert-badge-header {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    background: #EFF6FF !important;
    border: 1px solid #BFDBFE !important;
    color: #0284C7 !important;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cert-program-title {
    font-size: 23px;
    color: #0F172A !important;
    margin: 0 0 10px 0;
    font-weight: 800;
}

.cert-program-desc {
    color: #64748B !important;
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.cert-modules-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 26px;
}

.cert-mod-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: #F8FAFC !important;
    padding: 14px 18px;
    border-radius: 10px;
    border: 1px solid #E2E8F0 !important;
    border-left: 4px solid #0284C7 !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cert-mod-item:hover {
    background: #FFFFFF !important;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.05);
    transform: translateX(2px);
}

.mod-num {
    font-size: 15px;
    font-weight: 800;
    color: #0284C7 !important;
    font-family: var(--font-heading);
    line-height: 1.4;
}

.mod-info strong {
    display: block;
    color: #0F172A !important;
    font-size: 14.5px;
    margin-bottom: 3px;
    font-weight: 700;
}

.mod-info span {
    color: #475569 !important;
    font-size: 13px;
    line-height: 1.45;
}

.cert-cta-row {
    margin-top: 10px;
}

.btn-cert-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: #0F172A !important;
    color: #FFFFFF !important;
    padding: 15px 24px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14.5px;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.15);
    transition: all 0.2s ease;
}

.btn-cert-primary:hover {
    background: #0284C7 !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.3);
}

.cert-showcase-card {
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0 !important;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.02);
}

.cert-showcase-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #F1F5F9;
}

.showcase-title {
    font-size: 15px;
    font-weight: 700;
    color: #0F172A !important;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.showcase-tag {
    font-size: 11.5px;
    color: #0284C7 !important;
    background: #EFF6FF !important;
    border: 1px solid #BFDBFE;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 700;
}

/* Featured Single Photo Card */
.cert-featured-photo {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    height: 270px;
    cursor: pointer;
    border: 1px solid #E2E8F0;
    background: #0F172A;
    margin-bottom: 20px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.cert-featured-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.cert-featured-photo:hover img {
    transform: scale(1.03);
}

.cert-featured-badge {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 12px;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #FFFFFF;
    font-size: 12px;
    font-weight: 700;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 2;
}



/* Future Training Banner (Ingeprex Argentina) */
.cert-future-banner {
    background: #F0F9FF !important;
    border: 1px solid #BAE6FD !important;
    border-radius: 12px;
    padding: 16px 18px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.future-icon {
    font-size: 22px;
    color: #0284C7 !important;
    margin-top: 2px;
    flex-shrink: 0;
}

.future-text h4,
.future-text h5 {
    color: #0369A1 !important;
    font-size: 13.5px;
    font-weight: 800;
    margin: 0 0 5px 0;
}

.future-text p {
    color: #334155 !important;
    font-size: 12.5px;
    line-height: 1.5;
    margin: 0 0 10px 0;
}

.future-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.future-chips span {
    font-size: 11px;
    font-weight: 600;
    color: #0369A1 !important;
    background: #FFFFFF !important;
    padding: 4px 10px;
    border-radius: 20px;
    border: 1px solid #BAE6FD !important;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.future-chips span i {
    color: #16A34A !important;
}

.flyer-zoom-cta {
    font-size: 11.5px;
    color: #38BDF8;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* RESPONSIVE BEFORE/AFTER & CERTIFICACIÓN */
@media (max-width: 900px) {
    .ba-slider-container {
        height: 400px;
    }
    .ba-features-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .cert-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

@media (max-width: 640px) {
    .section-before-after, .section-certificacion {
        padding: 55px 0 !important;
    }
    .head-title {
        font-size: 24px !important;
    }
    .head-desc {
        font-size: 14px !important;
    }
    .section-head {
        margin-bottom: 24px !important;
    }
    .ba-slider-container {
        height: 270px;
    }
    .ba-badge {
        font-size: 10.5px;
        padding: 5px 9px;
    }
    .ba-card {
        padding: 14px;
    }
    .cert-program-card, .cert-showcase-card {
        padding: 20px 16px;
    }
    .cert-program-title {
        font-size: 19px;
    }
    .cert-photo-card {
        height: 95px;
    }
    .cert-thumbs-row {
        gap: 6px;
    }
    .cert-thumb-btn {
        padding: 5px 6px;
        gap: 5px;
    }
    .cert-thumb-btn img {
        width: 28px;
        height: 20px;
    }
    .cert-thumb-btn span {
        font-size: 10px;
    }
    .btn-cert-primary {
        padding: 14px 16px !important;
        font-size: 13.5px !important;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    .hero-actions .btn-primary, .hero-actions .btn-secondary {
        width: 100% !important;
        text-align: center !important;
    }
    .prod-actions {
        flex-direction: column;
        width: 100%;
    }
    .btn-sm-primary, .btn-sm-secondary {
        width: 100% !important;
        text-align: center !important;
    }
}

/* ==========================================================================
   16. CARTA DE COLORES - CATÁLOGO OFICIAL DE 8 TONOS SÚPER BRITE®
   ========================================================================== */
.swatch-filters-nav {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #F8FAFC;
    padding: 6px;
    border-radius: 40px;
    border: 1px solid #E2E8F0;
    margin: 20px auto 32px;
}

.swatch-filter-btn {
    background: transparent;
    border: none;
    color: #64748B;
    padding: 9px 18px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: all 0.2s ease;
}

.swatch-filter-btn:hover {
    color: #0F172A;
    background: #EDF2F7;
}

.swatch-filter-btn.active {
    background: #0284C7;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.color-swatches-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 36px;
}

.swatch-card {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    display: flex;
    flex-direction: column;
    flex: 0 1 calc(25% - 15px);
    min-width: 250px;
    max-width: 300px;
}

.swatch-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px -6px rgba(2, 132, 199, 0.12);
    border-color: #BAE6FD;
}

.swatch-img-box {
    position: relative;
    height: 180px;
    overflow: hidden;
    background: #0F172A;
    cursor: zoom-in;
}

.swatch-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.swatch-card:hover .swatch-img-box img {
    transform: scale(1.06);
}

.swatch-zoom-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 22px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.swatch-img-box:hover .swatch-zoom-overlay {
    opacity: 1;
}

.swatch-body {
    padding: 18px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
    gap: 12px;
}

.swatch-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.swatch-purity-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #E0F2FE;
    color: #0369A1;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    width: fit-content;
    white-space: nowrap;
    border: 1px solid #BAE6FD;
}

.swatch-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 800;
    color: #0F172A;
    margin: 0;
}

.swatch-desc {
    font-size: 12.5px;
    color: #64748B;
    line-height: 1.45;
    margin: 0;
}

.swatch-props {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: #F8FAFC;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #F1F5F9;
    font-size: 12px;
}

.swatch-prop-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.swatch-prop-label {
    color: #64748B;
    font-weight: 500;
}

.swatch-prop-val {
    color: #0F172A;
    font-weight: 700;
}

.btn-swatch-calc {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: #0284C7;
    color: #FFFFFF !important;
    font-family: var(--font-heading);
    font-size: 12.5px;
    font-weight: 700;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-swatch-calc:hover {
    background: #0369A1;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

/* Banner institucional de muestrario físico */
.swatch-sample-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 24px 32px;
    box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.05);
    margin-top: 16px;
}

.swatch-sample-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: #E0F2FE;
    color: #0284C7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.swatch-sample-text {
    flex-grow: 1;
}

.swatch-sample-text h4 {
    margin: 0 0 4px 0;
    font-size: 17px;
    font-weight: 800;
    color: #0F172A;
}

.swatch-sample-text p {
    margin: 0;
    font-size: 13.5px;
    color: #64748B;
    line-height: 1.5;
}

.swatch-sample-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

@media (max-width: 1200px) {
    .swatch-card {
        flex: 0 1 calc(33.333% - 14px);
        max-width: 340px;
    }
}

@media (max-width: 860px) {
    .swatch-card {
        flex: 0 1 calc(50% - 10px);
        max-width: none;
    }
    .swatch-sample-banner {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
    }
    .swatch-sample-actions {
        flex-direction: column;
        width: 100%;
    }
    .swatch-sample-actions .btn-sm-primary,
    .swatch-sample-actions .btn-sm-secondary {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 540px) {
    .swatch-card {
        flex: 0 1 100%;
    }
}

/* ==========================================================================
   17. SECCIÓN CONTACTO & PREGUNTAS FRECUENTES (FAQ)
   ========================================================================== */
.section-contact-faq {
    padding: 90px 0;
    background: #F8FAFC;
    border-top: 1px solid #E2E8F0;
    position: relative;
}

.contact-faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
    margin-top: 40px;
    min-width: 0;
}

/* Columna Izquierda: Tarjeta Formulario de Contacto */
.contact-form-card {
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-md);
    min-width: 0;
}

.contact-form-head {
    margin-bottom: 24px;
}

.contact-form-head h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-form-head p {
    font-size: 14px;
    color: #64748B;
    line-height: 1.5;
}

.contact-form-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: #0F172A;
}

.form-group .form-control {
    width: 100%;
    height: 42px;
    padding: 9px 14px;
    background: #FFFFFF;
    border: 1px solid #CBD5E1;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 14px;
    color: #0F172A;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.form-group textarea.form-control {
    height: 96px;
    padding: 10px 14px;
    resize: vertical;
}

.form-group .form-control:focus {
    border-color: #0284C7;
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.btn-contact-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: #25D366;
    color: #FFFFFF;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
    transition: all 0.25s ease;
    margin-top: 6px;
}

.btn-contact-submit:hover {
    background: #1EBE5D;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
}

.contact-rep-note {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 12px 14px;
    background: #F1F5F9;
    border-radius: var(--radius-sm);
    font-size: 12.5px;
    color: #475569;
}

.contact-rep-note i {
    color: #0284C7;
    font-size: 16px;
    flex-shrink: 0;
}

/* Columna Derecha: FAQ Accordion */
.faq-col {
    min-width: 0;
}

.faq-head {
    margin-bottom: 24px;
}

.faq-head h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.faq-head p {
    font-size: 14px;
    color: #64748B;
    line-height: 1.5;
}

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item:hover {
    border-color: #BAE6FD;
}

.faq-item.active {
    border-color: #0284C7;
    box-shadow: 0 4px 16px rgba(2, 132, 199, 0.1);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: #0F172A;
    transition: color 0.2s ease;
    gap: 14px;
}

.faq-item.active .faq-question {
    color: #0284C7;
}

.faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #F1F5F9;
    color: #64748B;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    transition: transform 0.3s ease, background-color 0.2s ease, color 0.2s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    background: #E0F2FE;
    color: #0284C7;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s ease;
    padding: 0 20px;
    color: #475569;
    font-size: 13.5px;
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    padding: 0 20px 18px 20px;
}

.faq-answer p {
    margin: 0 0 8px 0;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

@media (max-width: 900px) {
    .contact-faq-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .contact-form-card {
        padding: 24px 20px;
    }
}

@media (max-width: 640px) {
    .section-contact-faq {
        padding: 55px 0;
    }
    .contact-form-head h3, .faq-head h3 {
        font-size: 19px;
    }
    .faq-question {
        font-size: 14px;
        padding: 14px 16px;
    }
    .faq-item.active .faq-answer {
        padding: 0 16px 14px 16px;
    }
}

/* ==========================================================================
   18. FITTS'S LAW TOUCH TARGET NORMALIZATION (>= 48x48px / >= 44px INLINE)
   ========================================================================== */
/* Interactive catalog filter pills */
.catalog-filters .filter-pill {
    min-height: 48px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 30px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Swatch filter buttons */
.swatch-filter-btn {
    min-height: 48px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 30px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Swatch action button */
.btn-swatch-calc {
    min-height: 48px !important;
    padding: 12px 18px !important;
    font-size: 14px !important;
    font-weight: 700 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    border-radius: 10px !important;
    width: 100% !important;
    cursor: pointer !important;
}

/* Gallery filter buttons */
.gal-filter-btn {
    min-height: 48px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 30px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Product tech card button */
.btn-sm-primary.btn-block-tech {
    min-height: 48px !important;
    padding: 14px 20px !important;
    font-size: 14.5px !important;
    font-weight: 700 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 10px !important;
    width: 100% !important;
}

/* Hero badging touch targets handled directly in Section 2 with calibrated mobile responsive rules */


/* Calculator mode tabs & inputs */
.mode-tab {
    min-height: 48px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.input-field input, 
.input-field select,
.contact-form-body .form-control {
    min-height: 48px !important;
    height: 48px !important;
    font-size: 16px !important; /* Prevents auto-zoom on iOS Safari */
    padding: 12px 16px !important;
    border-radius: 8px !important;
}

.contact-form-body textarea.form-control {
    min-height: 110px !important;
    height: auto !important;
    font-size: 16px !important;
}

/* Footer links hit area */
.footer-links a, 
.footer-contact-list a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 6px 0;
    color: #CBD5E1;
    transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a:hover,
.footer-contact-list a:hover {
    color: #38BDF8 !important;
    transform: translateX(4px);
}

/* Modal close buttons */
.modal-close {
    min-width: 48px !important;
    min-height: 48px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 50% !important;
    font-size: 22px !important;
    cursor: pointer !important;
    z-index: 10 !important;
}

/* Mobile horizontal filter scrollable rows */
@media (max-width: 640px) {
    .catalog-filters, 
    .swatch-filters-nav, 
    .gallery-filter-bar {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        padding: 8px 4px 12px 4px !important;
        gap: 10px !important;
        scrollbar-width: none !important;
        justify-content: flex-start !important;
    }

    .catalog-filters::-webkit-scrollbar, 
    .swatch-filters-nav::-webkit-scrollbar, 
    .gallery-filter-bar::-webkit-scrollbar {
        display: none !important;
    }

    .catalog-filters .filter-pill,
    .swatch-filter-btn,
    .gal-filter-btn {
        flex-shrink: 0 !important;
        white-space: nowrap !important;
    }
}




/* ==========================================================================
   19. MOBILE ACTION DOCK (FIXED BOTTOM HIGH-CONVERSION BAR)
   ========================================================================== */
.mobile-action-dock {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1500;
    background: rgba(11, 19, 43, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.45);
    padding: 8px 10px max(8px, env(safe-area-inset-bottom, 8px)) 10px;
    transform: translateY(0);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    will-change: transform;
}

@media (max-width: 768px) {
    .mobile-action-dock {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    body {
        padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)) !important;
    }

    .floating-whatsapp,
    .whatsapp-float {
        display: none !important;
    }
}

.dock-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.dock-btn {
    flex: 1 1 50%;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    min-height: 48px;
    border-radius: 12px;
    padding: 6px 8px;
    text-decoration: none;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), filter 0.2s ease, box-shadow 0.2s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    overflow: hidden;
}

.dock-btn:active {
    transform: scale(0.97);
}

.dock-btn-whatsapp {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #FFFFFF !important;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.dock-btn-calc {
    background: linear-gradient(135deg, #0284C7, #0369A1);
    color: #FFFFFF !important;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.dock-icon-circle {
    width: 30px;
    height: 30px;
    min-width: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.22);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #FFFFFF;
    flex-shrink: 0;
}

.dock-btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.15;
    text-align: left;
    min-width: 0;
    overflow: hidden;
    flex: 1;
}

.dock-btn-label {
    font-family: var(--font-heading);
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: -0.2px;
    color: #FFFFFF;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.dock-btn-sub {
    font-size: 9.5px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

@media (max-width: 360px) {
    .dock-container {
        gap: 6px;
    }
    .dock-btn {
        padding: 5px 6px;
        gap: 6px;
    }
    .dock-icon-circle {
        width: 26px;
        height: 26px;
        min-width: 26px;
        font-size: 12px;
    }
    .dock-btn-label {
        font-size: 10.5px;
    }
    .dock-btn-sub {
        font-size: 8.5px;
    }
}





/* ==========================================================================
   22. INLINE FORM FEEDBACK & NOTIFICATION STATES
   ========================================================================== */
.form-feedback-inline {
    padding: 14px 18px;
    border-radius: 10px;
    font-size: 13.5px;
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    animation: feedbackSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes feedbackSlideIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feedback-success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.feedback-error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.feedback-warning {
    background: #FFFBEB;
    color: #92400E;
    border: 1px solid #FDE68A;
}