/* =========================================================
   TERCETO — EBANISTERÍA DE AUTOR
   Luxury Bespoke Cabinetry & Joinery Website Stylesheet
   ========================================================= */

/* ─── CSS CUSTOM PROPERTIES & LUXURY PALETTE ─────────────── */
:root {
  /* Core Palette */
  --noir:        #0B0A0F;
  --charcoal:    #141318;
  --slate:       #1E1D24;
  --graphite:    #292830;
  --pewter:      #3C3B44;
  --muted:       #8A8693;
  --linen:       #F0EDE7;
  --cream:       #FBF9F5;
  --white:       #FFFFFF;

  /* Accent Gold (Warm Antique Brass) */
  --gold:        #C9A96E;
  --gold-bright: #DAB97E;
  --gold-deep:   #A98B52;
  --gold-subtle: rgba(201,169,110,0.12);

  /* Typography */
  --font-serif:  'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans:   'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-py:   6.5rem;
  --gap-xl:       4rem;
  --gap-lg:       2.5rem;
  --gap-md:       1.5rem;
  --gap-sm:       1rem;
  --gap-xs:       0.5rem;

  /* Radii */
  --radius-sm:    4px;
  --radius-md:    8px;
  --radius-lg:    14px;
  --radius-xl:    20px;

  /* Transitions */
  --ease-luxury:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ts-fast:      0.2s var(--ease-luxury);
  --ts-medium:    0.4s var(--ease-luxury);
  --ts-slow:      0.7s var(--ease-luxury);
}

/* ─── GLOBAL RESET & BASE ────────────────────────────────── */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--noir);
  color: var(--linen);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background: var(--gold);
  color: var(--noir);
}

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

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

ul, ol { list-style: none; }

/* ─── UTILITY CLASSES ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.items-end { align-items: flex-end; }
.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-white { color: var(--white); }
.text-muted { color: var(--muted); }
.text-linen { color: var(--linen); }
.text-xs { font-size: 0.75rem; }
.text-xxs { font-size: 0.65rem; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-3xl { font-size: 1.85rem; }

.font-serif { font-family: var(--font-serif); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-normal { font-weight: 400; }

.tracking-wider { letter-spacing: 0.08em; }
.tracking-widest { letter-spacing: 0.14em; }
.uppercase { text-transform: uppercase; }
.italic-serif { font-family: var(--font-serif); font-style: italic; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.transition-colors { transition: color 0.25s ease; }
.transition-colors:hover { color: var(--gold); }

.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.w-full { width: 100%; }

.relative { position: relative; }
.z-10 { z-index: 10; }
.overflow-hidden { overflow: hidden; }
.hidden { display: none !important; }
.leading-relaxed { line-height: 1.75; }

.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

.grid-2-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

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

.bg-noir { background-color: var(--noir); }
.bg-charcoal { background-color: var(--charcoal); }
.section-padding { padding: var(--section-py) 0; }

/* ─── GOLD GRADIENT TEXT ─────────────────────────────────── */
.text-gold-gradient {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold), var(--gold-deep));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--ts-medium);
  text-decoration: none;
  white-space: nowrap;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-deep), var(--gold), var(--gold-bright));
  color: var(--noir);
}
.btn-gold:hover {
  box-shadow: 0 8px 30px rgba(201,169,110,0.35);
  transform: translateY(-2px);
}

.btn-glass {
  background: rgba(255,255,255,0.06);
  color: var(--linen);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
}
.btn-glass:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--gold);
  color: var(--gold);
}

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

.btn-outline-light {
  background: transparent;
  color: var(--linen);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline-light:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ─── TOP ANNOUNCEMENT BAR ───────────────────────────────── */
.top-announcement {
  background-color: var(--charcoal);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding: 0.55rem 0;
  color: var(--muted);
}

.top-announcement a:hover { color: var(--gold); }

.pulse-dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

/* ─── SITE HEADER ────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: all var(--ts-medium);
  background: transparent;
}

/* ─── HEADER UTILITY / CONCIERGE STRIP ───────────────────── */
.header-utility {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding: 0.3rem 0;
  background: transparent;
}

.site-header.scrolled .header-utility {
  display: none;
}

/* ─── HEADER MAIN BAR (logo + nav) ────────────────────────── */
.header-main {
  padding: 0.5rem 0;
  transition: padding var(--ts-medium);
}

.site-header.scrolled .header-main {
  padding: 0.4rem 0;
}

.site-header.scrolled {
  background: rgba(11,10,15,0.96);
  backdrop-filter: blur(14px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* ─── LOGO (IMAGEN PNG) ──────────────────────────────────── */
.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 52px;
  width: auto;
  /* Logo PNG original en marrón oscuro — invertimos para fondo negro */
  filter: brightness(0) invert(1);
  opacity: 0.92;
  transition: opacity var(--ts-fast);
}

.logo-img:hover {
  opacity: 1;
}

.site-header.scrolled .logo-img {
  height: 44px;
}

/* NAV DESKTOP */
.nav-desktop { display: block; }
.nav-list {
  display: flex;
  gap: 1.8rem;
}

.nav-link {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--linen);
  font-weight: 400;
  padding: 0.3rem 0;
  position: relative;
}

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

.nav-link:hover { color: var(--gold); }
.nav-link:hover::after { width: 100%; }

.nav-link.highlight {
  color: var(--gold);
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
}
.nav-link.highlight::after { display: none; }
.nav-link.highlight:hover {
  background: rgba(201,169,110,0.1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* MOBILE MENU BUTTON */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  position: relative;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--linen);
  transition: all var(--ts-fast);
}

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(11,10,15,0.97) 0%, rgba(20,19,24,0.93) 100%);
  -webkit-backdrop-filter: blur(18px) saturate(120%);
  backdrop-filter: blur(18px) saturate(120%);
  z-index: 999;
  padding: 5rem 2rem 2rem;
  opacity: 0;
  transition: opacity var(--ts-medium);
  overflow-y: auto;
  overscroll-behavior: contain;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}

.mobile-drawer.open {
  display: flex;
  flex-direction: column;
  opacity: 1;
}

.mobile-drawer-inner {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--linen);
  padding: 0.25rem 0;
  transition: color var(--ts-fast);
  text-shadow: 0 2px 16px rgba(0,0,0,0.8);
}
.mobile-nav-link:hover { color: var(--gold); }

.mobile-drawer-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  margin-top: 2rem;
}

/* ─── HERO SECTION ───────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-image {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.28) contrast(1.1) saturate(0.85);
  transform: scale(1.05);
  transition: transform 15s ease;
}

.hero-section:hover .hero-bg-image {
  transform: scale(1.12);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(11,10,15,0.6) 0%,
    rgba(11,10,15,0.3) 40%,
    rgba(11,10,15,0.7) 80%,
    var(--noir) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 5;
  text-align: center;
  padding: 2rem 0;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(201,169,110,0.08);
  border: 1px solid rgba(201,169,110,0.2);
  border-radius: 100px;
  padding: 0.45rem 1.2rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--cream);
  margin-bottom: 1.5rem;
  letter-spacing: 0.01em;
}

.hero-subtext {
  font-size: 1rem;
  color: var(--linen);
  opacity: 0.85;
  line-height: 1.75;
  max-width: 660px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Hero Stats */
.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
}

.stat-card {
  padding: 1.5rem 1rem;
  text-align: center;
  background: rgba(11,10,15,0.5);
  backdrop-filter: blur(8px);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--gold);
  display: block;
  margin-bottom: 0.4rem;
}

.stat-unit {
  font-size: 0.85rem;
}

.stat-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  display: block;
  line-height: 1.4;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 5;
  animation: float 3s ease-in-out infinite;
}

.mouse-scroll {
  width: 22px; height: 34px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  position: relative;
}

.mouse-scroll::after {
  content: '';
  width: 3px; height: 8px;
  background: var(--gold);
  border-radius: 2px;
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(12px); opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-6px); }
}

/* ─── SECTION HEADERS ────────────────────────────────────── */
.section-tag {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  display: block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1.2;
}

.title-separator {
  width: 60px; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 1rem auto 1.5rem;
}

.section-lead {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--linen);
  opacity: 0.8;
  font-weight: 300;
}

.section-header {
  margin-bottom: 3.5rem;
}

/* ─── PATTERN BACKGROUND ─────────────────────────────────── */
.pattern-lines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 120px,
    rgba(201,169,110,0.02) 120px,
    rgba(201,169,110,0.02) 121px
  );
  pointer-events: none;
}

/* ─── TRIPTYCH (FILOSOFÍA) ───────────────────────────────── */
.triptych-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.triptych-card {
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  transition: all var(--ts-medium);
}

.triptych-card:hover {
  border-color: rgba(201,169,110,0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.highlight-card {
  border-color: rgba(201,169,110,0.2);
  background: linear-gradient(135deg, var(--slate), rgba(201,169,110,0.04));
}

.pillar-badge {
  position: absolute;
  top: -10px; right: 1.5rem;
  background: var(--gold);
  color: var(--noir);
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
}

.pillar-num {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: rgba(201,169,110,0.12);
  line-height: 1;
  margin-bottom: 0.75rem;
  font-weight: 300;
}

.pillar-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gold-subtle);
  color: var(--gold);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.pillar-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--cream);
  margin-bottom: 0.75rem;
  font-weight: 400;
}

.pillar-desc {
  font-size: 0.85rem;
  color: var(--linen);
  opacity: 0.8;
  margin-bottom: 1.25rem;
  line-height: 1.65;
}

.pillar-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pillar-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--linen);
}

/* Quote Box */
.luxury-quote-box {
  text-align: center;
  padding: 2.5rem 3rem;
  border: 1px solid rgba(201,169,110,0.15);
  border-radius: var(--radius-lg);
  background: rgba(201,169,110,0.03);
  position: relative;
}

.quote-icon {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  font-size: 1.2rem;
  color: var(--gold);
  background: var(--charcoal);
  padding: 0 0.75rem;
}

.luxury-quote-box blockquote {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--cream);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.luxury-quote-box cite {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-style: normal;
}

/* ─── SERVICES (ESPECIALIDADES) ──────────────────────────── */
.services-masonry {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.service-block {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.05);
  transition: all var(--ts-medium);
}

.service-block:hover {
  border-color: rgba(201,169,110,0.15);
  box-shadow: 0 16px 50px rgba(0,0,0,0.5);
}

.service-media {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.service-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ts-slow);
}

.service-block:hover .service-media img {
  transform: scale(1.06);
}

.service-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,10,15,0.6) 100%);
}

.service-content {
  padding: 1.75rem;
}

.service-category {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: block;
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--cream);
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.service-desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--linen);
  opacity: 0.8;
  margin-bottom: 1rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.service-tags span {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.65rem;
  border: 1px solid rgba(201,169,110,0.2);
  border-radius: 100px;
  color: var(--gold);
  white-space: nowrap;
}

/* ─── PORTFOLIO (PROYECTOS) ──────────────────────────────── */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.45rem 1rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  color: var(--muted);
  cursor: pointer;
  transition: all var(--ts-fast);
  font-family: var(--font-sans);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,169,110,0.06);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.portfolio-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--ts-medium);
}

.portfolio-card.filtered-out {
  display: none;
}

.portfolio-thumb {
  position: relative;
  height: 320px;
  overflow: hidden;
}

.portfolio-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ts-slow);
}

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

.portfolio-badge {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  background: rgba(11,10,15,0.75);
  backdrop-filter: blur(6px);
  padding: 0.3rem 0.65rem;
  border-radius: 100px;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--linen);
  z-index: 2;
}

.portfolio-hover-info {
  position: absolute;
  inset: 0;
  background: rgba(11,10,15,0.85);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--ts-medium);
  z-index: 2;
}

.portfolio-card:hover .portfolio-hover-info {
  opacity: 1;
}

.view-project-btn {
  display: inline-flex;
  align-items: center;
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.3);
  color: var(--gold);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all var(--ts-fast);
  font-family: var(--font-sans);
}

.view-project-btn:hover {
  background: var(--gold);
  color: var(--noir);
}

.portfolio-footer-meta {
  padding: 1rem 0.75rem;
  background: var(--slate);
}

.portfolio-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--cream);
  margin-bottom: 0.15rem;
  font-weight: 400;
}

.portfolio-woods {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ─── WOOD INTERACTIVE SECTION ───────────────────────────── */
.wood-interactive-wrapper {
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.wood-selector-nav {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 0;
}

.wood-tab-btn {
  flex: 1;
  min-width: 150px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.1rem 1rem;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--ts-fast);
  font-family: var(--font-sans);
  white-space: nowrap;
}

.wood-tab-btn.active,
.wood-tab-btn:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
  background: rgba(201,169,110,0.03);
}

.wood-swatch,
.wood-swatch-sm {
  display: inline-block;
  border-radius: 50%;
  flex-shrink: 0;
}

.wood-swatch { width: 20px; height: 20px; }
.wood-swatch-sm { width: 28px; height: 28px; border-radius: 6px; }

.swatch-walnut { background: linear-gradient(135deg, #5C3D24, #8B6B42); }
.swatch-oak { background: linear-gradient(135deg, #C4A77D, #D9C6A5); }
.swatch-smoked-oak { background: linear-gradient(135deg, #3A2E2A, #5C4B3E); }
.swatch-ebony { background: linear-gradient(135deg, #1A1210, #3D2C22); }
.swatch-teak { background: linear-gradient(135deg, #9C7A4D, #C5A26D); }
.swatch-chestnut { background: linear-gradient(135deg, #6B4226, #9A6B42); }

.wood-tab-label {
  font-size: 0.7rem;
}

.wood-detail-card {
  padding: 2.5rem;
}

.wood-card-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 2.5rem;
}

.wood-texture-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}

.wood-img-box {
  position: relative;
  height: 320px;
}

.wood-img-box img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ts-slow);
}

.wood-img-box:hover img {
  transform: scale(1.15);
}

.wood-zoom-lens {
  position: absolute;
  bottom: 0.75rem; right: 0.75rem;
  background: rgba(11,10,15,0.75);
  backdrop-filter: blur(6px);
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.6rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.wood-botanical-name {
  padding: 0.75rem;
  text-align: center;
  font-size: 0.65rem;
  font-style: italic;
  color: var(--muted);
  letter-spacing: 0.06em;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.wood-header-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.wood-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--cream);
  font-weight: 400;
}

.wood-badge-rarity {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 100px;
  padding: 0.3rem 0.75rem;
  white-space: nowrap;
}

.wood-description {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--linen);
  opacity: 0.85;
  margin-bottom: 1.75rem;
}

.wood-specs-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.spec-item {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  align-items: center;
  gap: 0.75rem;
}

.spec-name {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.spec-bar-wrap {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.spec-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  border-radius: 3px;
  transition: width 0.8s var(--ease-luxury);
}

.spec-val {
  font-size: 0.65rem;
  color: var(--gold);
  text-align: right;
  white-space: nowrap;
}

.wood-recommended-box {
  background: rgba(201,169,110,0.05);
  border: 1px solid rgba(201,169,110,0.12);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}

.rec-title {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cream);
  display: block;
  margin-bottom: 0.35rem;
}

.rec-text {
  font-size: 0.8rem;
  color: var(--linen);
  opacity: 0.8;
  line-height: 1.55;
}

/* ─── PROCESS TIMELINE ───────────────────────────────────── */
.process-timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 25px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(201,169,110,0.1));
}

.process-step {
  display: flex;
  gap: 2rem;
  margin-bottom: 2.5rem;
  position: relative;
}

.process-step:last-child { margin-bottom: 0; }

.step-marker {
  flex-shrink: 0;
  width: 50px; height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--charcoal);
  border: 1px solid var(--gold);
  border-radius: 50%;
  z-index: 2;
}

.step-num {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--gold);
  font-weight: 400;
}

.step-card {
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  flex: 1;
  transition: all var(--ts-medium);
}

.step-card:hover {
  border-color: rgba(201,169,110,0.15);
}

.step-phase {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 0.35rem;
  display: block;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--cream);
  margin-bottom: 0.65rem;
  font-weight: 400;
}

.step-desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--linen);
  opacity: 0.8;
}

/* ─── ESTIMATOR / CONFIGURADOR VIP ───────────────────────── */
.estimator-card {
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.estimator-steps-nav {
  display: flex;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.e-step-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.1rem 1.25rem;
  font-size: 0.72rem;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: all var(--ts-fast);
  cursor: default;
}

.e-step-item.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
  background: rgba(201,169,110,0.03);
}

.e-step-item.completed {
  color: var(--linen);
}

.e-step-dot {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 600;
  flex-shrink: 0;
}

.e-step-item.active .e-step-dot {
  background: var(--gold);
  color: var(--noir);
  border-color: var(--gold);
}

.e-step-text {
  white-space: nowrap;
}

.e-step-content {
  display: none;
  padding: 2.5rem;
}

.e-step-content.active { display: block; }

.e-step-heading {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--cream);
  margin-bottom: 0.35rem;
  font-weight: 400;
}

.e-step-sub {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

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

.option-card {
  cursor: pointer;
  display: block;
}

.option-card input {
  display: none;
}

.option-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.75rem 1rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--ts-fast);
  background: var(--slate);
  height: 100%;
}

.option-card:hover .option-box {
  border-color: rgba(201,169,110,0.3);
}

.option-card input:checked + .option-box {
  border-color: var(--gold);
  background: rgba(201,169,110,0.06);
  box-shadow: 0 0 0 1px var(--gold);
}

.option-icon {
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.option-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--cream);
  display: block;
  font-weight: 400;
}

.option-desc {
  font-size: 0.7rem;
  color: var(--muted);
  line-height: 1.45;
  display: block;
}

.estimator-nav-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* SUMMARY RESULT */
.summary-result-box {
  background: var(--slate);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.summary-header {
  padding: 2rem 2.5rem;
  background: linear-gradient(135deg, rgba(201,169,110,0.08), rgba(201,169,110,0.02));
  border-bottom: 1px solid rgba(201,169,110,0.1);
}

.summary-project-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--cream);
  font-weight: 300;
  margin-top: 0.5rem;
}

.summary-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.metric-card {
  padding: 2rem 2.5rem;
  border-right: 1px solid rgba(255,255,255,0.05);
}

.metric-card:last-child { border-right: none; }

.metric-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  display: block;
  margin-bottom: 0.5rem;
}

.metric-value {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--cream);
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 300;
}

.metric-footnote {
  font-size: 0.65rem;
  color: var(--muted);
  display: block;
}

.summary-specs-list {
  padding: 1.5rem 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.summary-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.summary-spec-row:last-child { border-bottom: none; }

.spec-row-name {
  font-size: 0.78rem;
  color: var(--linen);
}

.spec-row-val {
  font-size: 0.78rem;
  color: var(--gold);
  font-weight: 500;
}

.dossier-capture-box {
  padding: 2rem 2.5rem;
}

/* ─── FORM INPUTS ────────────────────────────────────────── */
.form-input,
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--graphite);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--linen);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  transition: border-color var(--ts-fast);
}

.form-input::placeholder,
.contact-form input::placeholder,
.contact-form select option,
.contact-form textarea::placeholder {
  color: var(--muted);
}

.form-input:focus,
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--gold);
}

/* ─── TESTIMONIALS ───────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.testimonial-card {
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--ts-medium);
}

.testimonial-card:hover {
  border-color: rgba(201,169,110,0.15);
}

.testi-stars {
  display: flex;
  gap: 0.2rem;
  color: var(--gold);
  font-size: 0.75rem;
  margin-bottom: 1rem;
}

.testi-text {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--cream);
  margin-bottom: 1.5rem;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--gold-subtle);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 500;
  flex-shrink: 0;
}

.author-name {
  font-size: 0.82rem;
  color: var(--cream);
  font-weight: 500;
}

.author-role {
  font-size: 0.65rem;
  color: var(--muted);
}

/* Certifications */
.certifications-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  color: var(--muted);
}

/* ─── CONTACT SECTION ────────────────────────────────────── */
.contact-card-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.contact-info-col {
  padding: 3rem 2.5rem;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

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

.c-icon-box {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--gold-subtle);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.atelier-visit-callout {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 1rem;
  background: rgba(201,169,110,0.05);
  border: 1px solid rgba(201,169,110,0.12);
  border-radius: var(--radius-md);
}

.contact-form-col {
  background: var(--slate);
  padding: 3rem 2.5rem;
}

.form-box-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--cream);
  margin-bottom: 0.25rem;
  font-weight: 400;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.form-field label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 500;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
  accent-color: var(--gold);
  margin-top: 2px;
  flex-shrink: 0;
}

.contact-feedback-msg {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  text-align: center;
}

.contact-feedback-msg.success {
  background: rgba(74, 180, 120, 0.12);
  border: 1px solid rgba(74, 180, 120, 0.3);
  color: #4AB878;
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background: var(--charcoal);
  border-top: 1px solid rgba(255,255,255,0.04);
  padding: 4rem 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.footer-logo .logo-title { font-size: 1.5rem; }

.footer-bio {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 1rem 0 1.25rem;
  max-width: 300px;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-links a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.85rem;
  transition: all var(--ts-fast);
}

.social-links a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--cream);
  margin-bottom: 1.25rem;
  font-weight: 400;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.78rem;
  color: var(--muted);
  transition: color var(--ts-fast);
}

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

.newsletter-form {
  display: flex;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.newsletter-input {
  flex: 1;
  padding: 0.65rem 0.75rem;
  background: transparent;
  border: none;
  color: var(--linen);
  font-family: var(--font-sans);
  font-size: 0.78rem;
}
.newsletter-input::placeholder { color: var(--muted); }
.newsletter-input:focus { outline: none; }

.newsletter-btn {
  background: var(--gold);
  border: none;
  color: var(--noir);
  padding: 0 0.85rem;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background var(--ts-fast);
}
.newsletter-btn:hover { background: var(--gold-bright); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a {
  font-size: 0.65rem;
  color: var(--muted);
  transition: color var(--ts-fast);
}
.footer-legal-links a:hover { color: var(--gold); }

/* ─── MODAL ──────────────────────────────────────────────── */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
}

.project-modal.active {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11,10,15,0.85);
  backdrop-filter: blur(10px);
}

.modal-dialog {
  position: relative;
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  z-index: 2;
  padding: 2.5rem;
  animation: modalIn 0.4s var(--ease-luxury);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close-btn {
  position: absolute;
  top: 1rem; right: 1rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--linen);
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--ts-fast);
}

.modal-close-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ─── TOAST ──────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--slate);
  border: 1px solid rgba(201,169,110,0.2);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.5rem;
  font-size: 0.8rem;
  color: var(--linen);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: toastIn 0.4s var(--ease-luxury);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

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

/* ─── SCROLL ANIMATION PLACEHOLDERS ──────────────────────── */
.reveal-fade,
.reveal-up,
.reveal-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-luxury), transform 0.8s var(--ease-luxury);
}

.reveal-fade.visible,
.reveal-up.visible,
.reveal-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

.flex-wrap { flex-wrap: wrap; }

/* ─── HIDDEN MOBILE HELPER ───────────────────────────────── */
@media (max-width: 920px) {
  .hidden-mobile { display: none !important; }
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1100px) {
  .triptych-grid { grid-template-columns: 1fr; }
  .services-masonry { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .contact-card-wrapper { grid-template-columns: 1fr; }
  .wood-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
  .nav-desktop { display: none; }
  .mobile-menu-btn { display: flex; }
  .btn-luxury-outline.hidden-mobile { display: none; }
}

@media (max-width: 768px) {
  :root {
    --section-py: 4rem;
  }

  .hero-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: 1fr; }
  .options-grid { grid-template-columns: 1fr 1fr; }
  .grid-2-cols { grid-template-columns: 1fr; }
  .form-group-row { grid-template-columns: 1fr; }
  .summary-metrics { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-legal-links { flex-wrap: wrap; justify-content: center; }
  .certifications-bar { flex-direction: column; align-items: center; gap: 1rem; }

  .estimator-steps-nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .e-step-text {
    display: none;
  }

  .wood-selector-nav {
    flex-wrap: nowrap;
  }

  .wood-tab-label {
    display: none;
  }

  .wood-detail-card { padding: 1.5rem; }

  .spec-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .portfolio-filters {
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    flex-wrap: nowrap;
  }

  .luxury-quote-box {
    padding: 2rem 1.5rem;
  }

  .luxury-quote-box blockquote { font-size: 1.1rem; }

  .contact-info-col,
  .contact-form-col {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-stats-grid { grid-template-columns: 1fr; }
  .options-grid { grid-template-columns: 1fr; }
  .hero-heading { font-size: 1.8rem; }
  .hero-subtext { font-size: 0.88rem; }
}

/* ─── COTIZADOR: ESTILO DE LA LANDING DE REFERENCIA ───────── */
.estimator-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
}

.estimator-controls {
  padding: 2.5rem;
  border-right: 1px solid rgba(255,255,255,0.05);
}

.est-field-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.est-field-label i {
  color: var(--gold);
  font-size: 0.65rem;
  opacity: 0.7;
}

.est-project-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.est-project-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 0.4rem;
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: var(--font-sans);
}

.est-project-btn i {
  font-size: 1.15rem;
  color: var(--gold);
  opacity: 0.5;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.est-project-btn span {
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.est-project-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,169,110,0.08);
  box-shadow: 0 0 12px rgba(201,169,110,0.1);
}

.est-project-btn.active i {
  opacity: 1;
  transform: scale(1.1);
}

.est-project-btn:hover:not(.active) {
  border-color: rgba(201,169,110,0.25);
  color: var(--linen);
}

.est-project-btn:hover:not(.active) i { opacity: 0.8; }

.est-wood-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.est-wood-btn {
  height: 52px;
  position: relative;
  background-size: cover;
  background-position: center;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s ease;
  padding: 0;
}

.est-wood-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,10,15,0.2) 0%, rgba(11,10,15,0.7) 100%);
  transition: background 0.25s ease;
  z-index: 1;
}

.est-wood-btn span {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--linen);
  font-family: var(--font-sans);
  font-size: 0.58rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.est-wood-btn.active {
  border-color: var(--gold);
  box-shadow: 0 0 12px rgba(201,169,110,0.2);
}

.est-wood-btn.active span { color: var(--gold); }

.est-wood-btn.active::before {
  background: linear-gradient(180deg, rgba(201,169,110,0.1) 0%, rgba(11,10,15,0.6) 100%);
}

.est-wood-btn:hover:not(.active) {
  border-color: rgba(201,169,110,0.3);
  transform: translateY(-1px);
}

.est-range-wrapper { padding: 0.25rem 0; }

.est-range {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: linear-gradient(90deg, var(--slate), rgba(201,169,110,0.3));
  border-radius: 3px;
  outline: none;
}

.est-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 3px solid var(--noir);
  box-shadow: 0 0 8px rgba(201,169,110,0.3);
  transition: box-shadow 0.2s;
}

.est-range::-webkit-slider-thumb:hover {
  box-shadow: 0 0 14px rgba(201,169,110,0.5);
}

.est-range-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.5rem;
  font-size: 0.68rem;
  color: var(--muted);
}

.est-range-current {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  background: rgba(201,169,110,0.08);
  padding: 0.2rem 0.75rem;
  border-radius: 100px;
  border: 1px solid rgba(201,169,110,0.2);
}

.est-finish-options {
  display: flex;
  gap: 0.5rem;
}

.est-finish-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 0.7rem 0.5rem;
  background: var(--slate);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  color: var(--muted);
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.25s ease;
}

.est-finish-btn i {
  font-size: 1rem;
  color: var(--gold);
  opacity: 0.5;
  transition: opacity 0.25s, transform 0.25s;
}

.est-finish-btn span {
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.est-finish-btn.active {
  background: rgba(201,169,110,0.1);
  border-color: var(--gold);
  color: var(--gold);
  box-shadow: 0 0 10px rgba(201,169,110,0.1);
}

.est-finish-btn.active i {
  opacity: 1;
  transform: scale(1.15);
}

.est-finish-btn:hover:not(.active) {
  border-color: rgba(201,169,110,0.3);
  color: var(--linen);
}

.est-finish-btn:hover:not(.active) i { opacity: 0.8; }

.estimator-result {
  padding: 2.5rem;
  display: flex;
  align-items: center;
}

.est-result-box {
  width: 100%;
  text-align: center;
}

.est-result-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.est-result-icon {
  font-size: 1.5rem;
  color: var(--gold);
  opacity: 0.6;
}

.est-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.3rem;
  margin: 0.75rem 0;
}

.est-currency {
  font-size: 1.1rem;
  color: var(--gold);
  font-weight: 300;
}

.est-amount {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  color: var(--gold);
  font-weight: 500;
  line-height: 1;
}

.est-price-note {
  font-size: 0.62rem;
  color: var(--muted);
  font-style: italic;
}

.est-breakdown {
  text-align: left;
  background: var(--slate);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1.25rem;
  border: 1px solid rgba(255,255,255,0.04);
}

.est-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.est-breakdown-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.est-breakdown-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(201,169,110,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.est-breakdown-icon i {
  font-size: 0.65rem;
  color: var(--gold);
}

.est-breakdown-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,169,110,0.3), transparent);
  margin: 0.3rem 0;
}

.est-total-row { padding-top: 0.6rem; }
.est-total-icon { background: rgba(201,169,110,0.15); }

@media (max-width: 768px) {
  .estimator-grid { grid-template-columns: 1fr; }
  .estimator-controls,
  .estimator-result {
    padding: 1.5rem;
  }
  .estimator-controls {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .est-project-grid { grid-template-columns: repeat(4, 1fr); }
  .est-wood-grid { grid-template-columns: repeat(4, 1fr); }
  .estimator-result { align-items: stretch; }
}

@media (max-width: 480px) {
  .estimator-card { border-radius: var(--radius-lg); }
  .estimator-controls,
  .estimator-result { padding: 1.25rem; }
  .est-project-grid { grid-template-columns: repeat(3, 1fr); }
  .est-wood-grid { grid-template-columns: repeat(3, 1fr); }
  .est-project-btn { min-height: 72px; }
  .est-project-btn span { font-size: 0.58rem; }
  .est-wood-btn { height: 48px; }
  .est-finish-btn { min-height: 66px; padding: 0.6rem 0.35rem; }
  .est-finish-btn span { font-size: 0.58rem; }
  .est-amount { font-size: clamp(2.2rem, 11vw, 2.8rem); }
  .est-currency { font-size: 0.9rem; }
  .est-breakdown { padding: 1rem; }
  .est-breakdown-left { min-width: 0; }
  .est-breakdown-left span { overflow-wrap: anywhere; }
  .estimator-result .btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; }
}