/* ==========================================================================
   Remodelarte - Diseño y confort
   Desarrollado por ThePixelRocker.com
   Paleta: Obsidian Black, Slate Dark, Champagne Gold, Marfil & Espejo
   ========================================================================== */

:root {
  --bg-main: #0c0e12;
  --bg-card: rgba(22, 26, 34, 0.85);
  --bg-card-hover: rgba(30, 35, 46, 0.95);
  --bg-surface: #14171f;
  --bg-surface-elevated: #1a1e29;
  
  --gold-primary: #c5a059;
  --gold-light: #f5e197;
  --gold-dark: #8c6a26;
  --gold-glow: rgba(197, 160, 89, 0.35);
  --gold-border: rgba(197, 160, 89, 0.3);
  
  --text-main: #f5f6f8;
  --text-muted: #9aa2b1;
  --text-light: #c7cdd8;
  
  --whatsapp-color: #25d366;
  --whatsapp-hover: #20bd5a;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.12);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 10px 30px rgba(197, 160, 89, 0.2);
  
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* RESET GENERAL */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  overflow-x: hidden;
  position: relative;
  background-color: var(--bg-main);
  line-height: 1.6;
}

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

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

button, input, select, textarea {
  font-family: inherit;
}

/* TIPOGRAFÍA & UTILIDADES */
.gold-gradient-text {
  background: linear-gradient(135deg, #faebd7 0%, #f5e197 30%, #c5a059 70%, #9a732a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gold-text {
  color: var(--gold-light);
}

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

/* EFECTO CRISTAL / GLASSMORPHISM */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  pointer-events: none;
}

/* BOTONES */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-gold {
  background: linear-gradient(135deg, #f5e197 0%, #c5a059 50%, #9a732a 100%);
  color: #12141a;
  box-shadow: 0 4px 20px rgba(197, 160, 89, 0.35);
  font-weight: 700;
}

.btn-gold::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    rgba(255, 255, 255, 0) 30%,
    rgba(255, 255, 255, 0.4) 50%,
    rgba(255, 255, 255, 0) 70%
  );
  transform: rotate(30deg) translateY(-100%);
  transition: transform 0.75s ease;
}

.btn-gold:hover::after {
  transform: rotate(30deg) translateY(100%);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(197, 160, 89, 0.5);
  color: #000;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--gold-border);
  color: var(--gold-light);
}

.btn-outline:hover {
  background: rgba(197, 160, 89, 0.1);
  border-color: var(--gold-light);
  transform: translateY(-2px);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #1da851 100%);
  color: #fff;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.35);
  font-weight: 700;
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #2ae06d 0%, #20bd5a 100%);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn-arrow, .btn-icon {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* TOP BAR */
.top-bar {
  background: linear-gradient(90deg, #101217, #191c24, #101217);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  padding: 8px 20px;
  color: var(--text-light);
}

.top-bar-content {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  text-align: center;
}

.badge-pulse {
  width: 8px;
  height: 8px;
  background: var(--gold-light);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(245, 225, 151, 0.7);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245, 225, 151, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(245, 225, 151, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245, 225, 151, 0); }
}

.top-bar-link {
  color: var(--gold-light);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(12, 14, 18, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(10, 12, 16, 0.97);
  border-bottom: 1px solid var(--gold-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
}

.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-symbol {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-symbol svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #fff;
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--gold-primary);
  font-weight: 600;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-light);
  position: relative;
  padding: 6px 0;
  letter-spacing: 0.01em;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gold-light);
  transition: width var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
  color: #fff;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-quote-btn {
  padding: 10px 18px;
  font-size: 0.88rem;
}

.hamburger-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
}

.hamburger-btn span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-main);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* MOBILE DRAWER */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-glass);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.8);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transition: right var(--transition-smooth);
  padding: 30px 24px;
}

.mobile-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 15px;
}

.drawer-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
  font-weight: 700;
}

.close-drawer-btn {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-muted);
  cursor: pointer;
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}

.drawer-link {
  font-size: 1.1rem;
  color: var(--text-main);
  font-weight: 500;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.drawer-link:hover {
  color: var(--gold-light);
  padding-left: 8px;
}

.backdrop-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1500;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.backdrop-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  padding: 90px 24px 100px;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, #181d29 0%, #0c0e12 75%);
}

.hero-bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 1;
}

.glow-1 {
  width: 500px;
  height: 500px;
  background: rgba(197, 160, 89, 0.12);
  top: -100px;
  right: 5%;
  animation: float-glow 12s ease-in-out infinite alternate;
}

.glow-2 {
  width: 450px;
  height: 450px;
  background: rgba(43, 76, 126, 0.15);
  bottom: -50px;
  left: -50px;
  animation: float-glow 16s ease-in-out infinite alternate-reverse;
}

@keyframes float-glow {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(60px) scale(1.15); }
}

.hero-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  pointer-events: none;
}

.hero-container {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(197, 160, 89, 0.1);
  border: 1px solid var(--gold-border);
  color: var(--gold-light);
  font-size: 0.82rem;
  font-weight: 600;
  width: fit-content;
  letter-spacing: 0.03em;
}

.hero-badge-sparkle {
  color: #fce09b;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.8rem;
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}

.hero-subtitle {
  font-size: 1.12rem;
  color: var(--text-light);
  line-height: 1.65;
  max-width: 580px;
}

.hero-subtitle strong {
  color: #fff;
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.btn-hero {
  padding: 16px 32px;
  font-size: 1rem;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
  margin-top: 10px;
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-number {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1.1;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.metric-divider {
  width: 1px;
  height: 36px;
  background: var(--border-subtle);
}

/* HERO VISUAL STACK */
.hero-visual {
  position: relative;
}

.hero-card-stack {
  position: relative;
  width: 100%;
}

.main-card {
  padding: 16px;
  border-radius: var(--radius-xl);
  transition: transform var(--transition-smooth);
}

.main-card:hover {
  transform: translateY(-4px);
}

.card-img-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.hero-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.main-card:hover .hero-card-img {
  transform: scale(1.04);
}

.img-badge-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.badge-tag {
  background: rgba(12, 14, 18, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gold-border);
  color: var(--gold-light);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
  letter-spacing: 0.05em;
}

.badge-title {
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.82rem;
  padding: 4px 10px;
  border-radius: 4px;
  backdrop-filter: blur(6px);
}

.card-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding: 0 6px 4px;
}

.caption-info h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
}

.caption-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.quick-quote-chip {
  background: rgba(197, 160, 89, 0.15);
  border: 1px solid var(--gold-border);
  color: var(--gold-light);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quick-quote-chip:hover {
  background: var(--gold-primary);
  color: #000;
}

/* FLOATING CHIPS */
.floating-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  border-radius: 50px;
  z-index: 3;
  animation: float-chip 6s ease-in-out infinite alternate;
}

.chip-icon {
  font-size: 1.3rem;
}

.chip-text {
  display: flex;
  flex-direction: column;
}

.chip-text strong {
  font-size: 0.82rem;
  color: #fff;
}

.chip-text span {
  font-size: 0.72rem;
  color: var(--gold-light);
}

.chip-1 {
  top: -20px;
  left: -25px;
  animation-delay: 0s;
}

.chip-2 {
  bottom: 60px;
  right: -30px;
  animation-delay: 1.5s;
}

.chip-3 {
  bottom: -20px;
  left: 20px;
  animation-delay: 3s;
}

@keyframes float-chip {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-10px); }
}

/* RIBBON DE VENTAJAS */
.features-ribbon {
  background: #101319;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 36px 24px;
}

.ribbon-container {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-ribbon-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.feature-icon {
  font-size: 1.8rem;
  background: rgba(197, 160, 89, 0.1);
  border: 1px solid var(--gold-border);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-ribbon-item h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 4px;
  font-weight: 600;
}

.feature-ribbon-item p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* CATÁLOGO DE PRODUCTOS */
.catalog-section {
  padding: 100px 24px;
  position: relative;
}

.section-container {
  max-width: 1300px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 50px;
}

.section-kicker {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold-light);
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: #fff;
  margin-bottom: 18px;
  line-height: 1.15;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 650px;
  margin: 0 auto;
}

/* FILTER TABS */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-light);
  padding: 10px 20px;
  border-radius: 40px;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background: rgba(197, 160, 89, 0.12);
  border-color: var(--gold-border);
  color: #fff;
}

.filter-btn.active {
  background: var(--gold-primary);
  border-color: var(--gold-primary);
  color: #0b0d10;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(197, 160, 89, 0.35);
}

/* PRODUCTS GRID */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 50px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--gold-border);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
}

.card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 5px 12px;
  border-radius: 50px;
  z-index: 5;
}

.card-badge.gold-badge {
  background: linear-gradient(135deg, rgba(197, 160, 89, 0.9), rgba(140, 106, 38, 0.9));
  color: #0b0d10;
  border: none;
}

.card-badge.green-badge {
  background: rgba(46, 125, 50, 0.9);
  color: #fff;
  border: none;
}

.product-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #1a1e28;
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.product-card:hover .product-thumb img {
  transform: scale(1.08);
}

.hover-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(12, 14, 18, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

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

.quick-view-btn {
  background: #fff;
  color: #12141a;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  transform: translateY(10px);
  transition: all var(--transition-smooth);
}

.product-card:hover .quick-view-btn {
  transform: translateY(0);
}

.quick-view-btn:hover {
  background: var(--gold-light);
}

.product-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.product-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 10px;
}

.product-description {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  flex: 1;
}

.product-specs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.spec-pill {
  font-size: 0.74rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: 4px;
  color: var(--text-light);
}

.swatches-preview {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 22px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

.swatch-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-right: 4px;
}

.swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.swatch:hover {
  transform: scale(1.3);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
}

.price-hint {
  display: flex;
  flex-direction: column;
}

.price-prefix {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.price-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}

.price-value small {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* SPOTLIGHT VIGAS GIRATORIAS 360° */
.spotlight-section {
  padding: 100px 24px;
  background: radial-gradient(circle at 75% 50%, #1c2230 0%, #0d0f14 70%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.spotlight-container {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.spotlight-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.spotlight-desc {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.6;
}

.spotlight-bullets {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 10px;
}

.bullet-item {
  display: flex;
  gap: 14px;
}

.bullet-icon {
  color: var(--gold-light);
  font-size: 1.1rem;
}

.bullet-item strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 2px;
}

.bullet-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* INTERACTIVE SLIDER BOX */
.interactive-slider-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--gold-border);
  padding: 20px;
  border-radius: var(--radius-md);
  margin-top: 10px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.slider-header strong {
  font-size: 1.2rem;
  color: var(--gold-light);
  font-family: var(--font-serif);
}

.custom-range {
  width: 100%;
  height: 6px;
  border-radius: 4px;
  background: #252b38;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold-light);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(197, 160, 89, 0.8);
  border: 2px solid #000;
  transition: transform var(--transition-fast);
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.slider-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* STAGE 3D DE VIGAS GIRATORIAS */
.spotlight-demo {
  position: relative;
}

.beam-simulation-stage {
  background: rgba(14, 17, 24, 0.9);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 30px;
  perspective: 900px;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.stage-ceiling, .stage-floor {
  background: linear-gradient(90deg, #1f2533, #2f374a, #1f2533);
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-align: center;
  padding: 8px;
  border-radius: 6px;
}

.beams-wrapper {
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 380px;
  padding: 10px 0;
  position: relative;
}

.demo-beam {
  width: 90px;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
  cursor: grab;
}

.demo-beam:active {
  cursor: grabbing;
}

.beam-face {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 4px;
}

.beam-front {
  background: linear-gradient(180deg, #b38b59 0%, #8b6537 50%, #634320 100%);
  transform: translateZ(10px);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.beam-side {
  background: linear-gradient(180deg, #5c4028 0%, #3e2b1b 50%, #26190e 100%);
  width: 20px;
  transform: rotateY(90deg) translateZ(16px);
  border: 1px solid rgba(0, 0, 0, 0.4);
}

.stage-hint {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 14px;
}

/* SIMULADOR DE ESPACIOS */
.simulator-section {
  padding: 100px 24px;
}

.simulator-card {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-top: 40px;
}

.sim-preview-area {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  background: #141720;
}

.sim-preview-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

.sim-overlay-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px;
  background: linear-gradient(0deg, rgba(10, 12, 16, 0.95) 0%, rgba(10, 12, 16, 0.7) 60%, transparent 100%);
}

.sim-badge {
  background: var(--gold-primary);
  color: #000;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

.sim-overlay-info h3 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: #fff;
  margin-bottom: 6px;
}

.sim-overlay-info p {
  font-size: 0.88rem;
  color: var(--text-light);
}

.sim-controls {
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--bg-surface);
}

.sim-controls h4 {
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 20px;
}

.sim-buttons-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.sim-option-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-light);
  font-size: 0.92rem;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.sim-option-btn:hover {
  background: rgba(197, 160, 89, 0.08);
  border-color: var(--gold-border);
  color: #fff;
}

.sim-option-btn.active {
  background: rgba(197, 160, 89, 0.15);
  border-color: var(--gold-primary);
  color: #fff;
  font-weight: 600;
}

.sim-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* CALCULADORA / COTIZADOR */
.calculator-section {
  padding: 100px 24px;
  background: radial-gradient(circle at 50% 30%, #181d29 0%, #0c0e12 70%);
  position: relative;
}

.calc-wrapper {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 40px;
  padding: 44px;
  margin-top: 40px;
  border: 1px solid var(--gold-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(197, 160, 89, 0.15);
}

.calc-form-side {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.calc-field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gold-light);
}

.calc-select, .calc-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(14, 17, 24, 0.9);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.95rem;
  outline: none;
  transition: all var(--transition-fast);
}

.calc-select:focus, .calc-input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 15px rgba(197, 160, 89, 0.3);
}

.calc-select option {
  background: #141720;
  color: #fff;
}

.calc-radio-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.radio-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text-light);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.radio-tab input {
  display: none;
}

.radio-tab.active {
  background: rgba(197, 160, 89, 0.18);
  border-color: var(--gold-primary);
  color: #fff;
  font-weight: 600;
}

.calc-inputs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.calc-inputs-row.hidden {
  display: none;
}

.input-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-col label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.input-col.full-width {
  grid-column: 1 / -1;
}

/* CHECKBOXES PERSONALIZADOS */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  padding: 16px;
  border-radius: var(--radius-sm);
}

.custom-checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.86rem;
  color: var(--text-light);
  cursor: pointer;
  user-select: none;
}

.custom-checkbox input {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 1px solid var(--gold-border);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.custom-checkbox input:checked ~ .checkmark {
  background: var(--gold-primary);
  border-color: var(--gold-primary);
}

.custom-checkbox input:checked ~ .checkmark::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #0b0d10;
  font-size: 0.8rem;
  font-weight: bold;
}

/* SUMMARY RECEIPT CARD */
.calc-summary-side {
  display: flex;
  flex-direction: column;
}

.summary-card {
  background: #11141c;
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  position: sticky;
  top: 100px;
}

.summary-header {
  margin-bottom: 24px;
}

.summary-badge {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold-light);
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
}

.summary-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: #fff;
}

.summary-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.detail-label {
  color: var(--text-muted);
}

.detail-val {
  color: #fff;
  text-align: right;
}

.summary-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 8px 0;
}

.summary-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 10px;
}

.total-text span {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  display: block;
}

.total-text small {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.total-amount {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold-light);
}

.summary-actions {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.whatsapp-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.summary-guarantee {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.4;
}

/* GALERÍA DE PROYECTOS */
.gallery-section {
  padding: 100px 24px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #191d26;
  border: 1px solid var(--border-glass);
}

.gallery-item.item-large {
  grid-column: span 2;
  aspect-ratio: 16 / 9;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(0deg, rgba(8, 10, 14, 0.95) 0%, transparent 100%);
  transform: translateY(10px);
  transition: transform var(--transition-smooth);
}

.gallery-item:hover .gallery-caption {
  transform: translateY(0);
}

.caption-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--gold-light);
  letter-spacing: 0.1em;
}

.gallery-caption h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: #fff;
  margin-top: 2px;
}

.gallery-caption p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* FAQ SECTION */
.faq-section {
  padding: 100px 24px;
  background: #0f1118;
}

.faq-accordion {
  max-width: 850px;
  margin: 40px auto 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-card.open {
  border-color: var(--gold-border);
}

.faq-question {
  width: 100%;
  padding: 22px 26px;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  text-align: left;
  cursor: pointer;
  gap: 16px;
}

.faq-toggle-icon {
  font-size: 1.5rem;
  color: var(--gold-light);
  transition: transform var(--transition-fast);
  line-height: 1;
}

.faq-card.open .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.4s ease;
  background: rgba(0, 0, 0, 0.2);
}

.faq-card.open .faq-answer {
  max-height: 250px;
  padding: 0 26px 22px;
}

.faq-answer p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* CTA BANNER FINAL */
.cta-banner-section {
  padding: 80px 24px 100px;
}

.cta-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  border: 1px solid var(--gold-border);
  background: radial-gradient(circle at 100% 50%, #202738 0%, #12151e 80%);
  position: relative;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(197, 160, 89, 0.2) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.cta-text h2 {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 12px;
}

.cta-text p {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 550px;
}

/* FOOTER */
.site-footer {
  background: #090a0e;
  border-top: 1px solid var(--border-subtle);
  padding: 80px 24px 30px;
}

.footer-container {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 50px;
  margin-bottom: 60px;
}

.footer-brand .brand-logo {
  margin-bottom: 18px;
}

.footer-about {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

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

.footer-nav-col h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.footer-nav-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-nav-col a:hover {
  color: var(--gold-light);
  padding-left: 4px;
}

.footer-contact-item {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
}

.footer-bottom-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal {
  display: flex;
  gap: 12px;
}

.footer-legal a:hover {
  color: var(--gold-light);
}

/* FLOATING CTA CLUSTER */
.floating-cta-cluster {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  z-index: 999;
}

.floating-quote-btn {
  background: linear-gradient(135deg, #f5e197 0%, #c5a059 100%);
  color: #12141a;
  border: none;
  padding: 12px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 30px rgba(197, 160, 89, 0.45);
  transition: all var(--transition-smooth);
  position: relative;
}

.floating-quote-btn:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 35px rgba(197, 160, 89, 0.6);
}

.floating-whatsapp-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  transition: all var(--transition-smooth);
}

.floating-whatsapp-btn svg {
  width: 32px;
  height: 32px;
}

.floating-whatsapp-btn:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 35px rgba(37, 211, 102, 0.7);
}

/* MODALES */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 10, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px;
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-smooth);
  border: 1px solid var(--gold-border);
}

.modal-overlay.open .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-dialog.modal-lg {
  max-width: 850px;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--gold-primary);
  color: #000;
}

.modal-header {
  margin-bottom: 24px;
}

.modal-kicker {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--gold-light);
  letter-spacing: 0.2em;
  font-weight: 700;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: #fff;
  margin-top: 4px;
}

.modal-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-light);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-col label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.modal-input, .modal-textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(14, 17, 24, 0.95);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.modal-input:focus, .modal-textarea:focus {
  border-color: var(--gold-primary);
}

.modal-checkboxes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.tag-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text-light);
  cursor: pointer;
}

.tag-checkbox input:checked + span {
  color: var(--gold-light);
  font-weight: 600;
}

.tag-checkbox:has(input:checked) {
  border-color: var(--gold-border);
  background: rgba(197, 160, 89, 0.1);
}

/* PRODUCT MODAL CONTENT */
.product-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.product-modal-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.product-modal-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-modal-info h3 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: #fff;
  margin-bottom: 12px;
}

/* ANIMACIONES AL HACER SCROLL (REVEAL) */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }

/* RESPONSIVE DESIGN (MEDIA QUERIES) */
@media (max-width: 1100px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    align-items: center;
  }

  .hero-subtitle {
    margin: 0 auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-metrics {
    justify-content: center;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .spotlight-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .simulator-card {
    grid-template-columns: 1fr;
  }

  .calc-wrapper {
    grid-template-columns: 1fr;
    padding: 30px;
  }

  .summary-card {
    position: static;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 820px) {
  .nav-menu, .nav-quote-btn {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }

  .hero-title {
    font-size: 2.7rem;
  }

  .ribbon-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .calc-inputs-row, .form-row {
    grid-template-columns: 1fr;
  }

  .cta-container {
    flex-direction: column;
    text-align: center;
    padding: 40px 24px;
  }

  .product-modal-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .ribbon-container {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    flex-direction: column;
    gap: 16px;
  }

  .metric-divider {
    display: none;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item.item-large {
    grid-column: span 1;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .floating-quote-btn .floating-text {
    display: none;
  }

  .floating-quote-btn {
    padding: 14px;
    border-radius: 50%;
  }

  .modal-dialog {
    padding: 24px 18px;
  }
}