/**
 * Golbai Beef Tallow — Estilos Web Completos
 * Sistema visual: Verde #1D3D35 · Dorado #C4A052 · Hueso #F2EDE4 · Rojo #C8372D
 * Tipografías: Bebas Neue (display) · Inter (body) · Playfair Display (serif/quotes)
 */

/* ═══════════════════════════════════════════════════════════════════
   VARIABLES DE DISEÑO
   ═════════════════════════════════════════════════════════════════ */
:root {
  --verde:        #1D3D35;
  --verde-medio:  #2A5246;
  --verde-claro:  #3D6B5E;
  --dorado:       #C4A052;
  --dorado-dark:  #9A7A32;
  --hueso:        #F2EDE4;
  --hueso-dark:   #E8E2D6;
  --rojo:         #C8372D;
  --negro:        #0D0D0D;
  --gris-1:       #1a1a1a;
  --gris-2:       #333;
  --gris-3:       #666;
  --gris-4:       #999;

  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-body:    'Inter', 'Helvetica Neue', sans-serif;
  --font-serif:   'Playfair Display', 'Georgia', serif;

  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;

  --shadow-sm:   0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.12);
  --shadow-lg:   0 24px 64px rgba(0,0,0,0.18);

  --max-w:       1200px;
  --section-pad: 80px 24px;
  --section-pad-sm: 48px 20px;
}

/* ═══════════════════════════════════════════════════════════════════
   RESET Y BASE
   ═════════════════════════════════════════════════════════════════ */
.gbt-section *, .gbt-section *::before, .gbt-section *::after {
  box-sizing: border-box;
}
.gbt-section {
  font-family: var(--font-body);
  color: var(--negro);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.gbt-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══════════════════════════════════════════════════════════════════
   TIPOGRAFÍA
   ═════════════════════════════════════════════════════════════════ */
.gbt-h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 96px);
  line-height: 0.9;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.gbt-h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  line-height: 0.95;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.gbt-h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.gbt-eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dorado);
}
.gbt-lead {
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.6;
  color: var(--gris-3);
  font-weight: 300;
}
.gbt-quote {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 32px);
  font-style: italic;
  line-height: 1.4;
}
.gbt-body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--gris-2);
}
.gbt-small {
  font-size: 13px;
  color: var(--gris-4);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════════
   BOTONES
   ═════════════════════════════════════════════════════════════════ */
.gbt-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.gbt-btn:focus-visible {
  outline: 2px solid var(--dorado);
  outline-offset: 3px;
}
.gbt-btn-primary {
  background: var(--rojo);
  color: #fff;
}
.gbt-btn-primary:hover {
  background: #A62B22;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(200,55,45,0.3);
}
.gbt-btn-secondary {
  background: transparent;
  color: var(--dorado);
  border: 1.5px solid var(--dorado);
}
.gbt-btn-secondary:hover {
  background: var(--dorado);
  color: var(--verde);
}
.gbt-btn-ghost {
  background: transparent;
  color: var(--hueso);
  border: 1px solid rgba(242,237,228,0.3);
}
.gbt-btn-ghost:hover {
  background: rgba(242,237,228,0.1);
  border-color: var(--hueso);
  color: var(--hueso);
}
.gbt-btn-lg { padding: 20px 40px; font-size: 14px; }
.gbt-btn-sm { padding: 10px 20px; font-size: 11px; }

/* ═══════════════════════════════════════════════════════════════════
   HERO PRINCIPAL
   ═════════════════════════════════════════════════════════════════ */
.gbt-hero {
  background: var(--verde);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0;
  position: relative;
  overflow: hidden;
}
.gbt-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 70% 50%, rgba(196,160,82,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.gbt-hero-strip {
  background: var(--dorado);
  padding: 10px 24px;
  display: flex;
  justify-content: center;
  gap: clamp(16px, 4vw, 48px);
  flex-wrap: wrap;
}
.gbt-hero-strip-item {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--verde);
}
.gbt-hero-content {
  padding: clamp(80px, 12vh, 140px) clamp(20px, 5vw, 80px) clamp(60px, 10vh, 100px);
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.gbt-hero .gbt-h1 {
  color: var(--hueso);
  margin: 16px 0 24px;
}
.gbt-hero .gbt-h1 .gbt-accent {
  color: var(--dorado);
}
.gbt-hero .gbt-lead {
  color: rgba(242,237,228,0.65);
  max-width: 560px;
  margin-bottom: 40px;
}
.gbt-hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.gbt-hero-line {
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--dorado), var(--dorado-dark), transparent);
  margin-bottom: 24px;
}

/* ═══════════════════════════════════════════════════════════════════
   STATS BAR
   ═════════════════════════════════════════════════════════════════ */
.gbt-stats-bar {
  background: var(--verde-medio);
  border-top: 1px solid var(--verde-claro);
  padding: 32px 24px;
}
.gbt-stats-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.gbt-stat-num {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  color: var(--dorado);
  line-height: 1;
  letter-spacing: 0.03em;
}
.gbt-stat-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(196,160,82,0.55);
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════════════
   SECCIÓN PROBLEMA / SOLUCIÓN
   ═════════════════════════════════════════════════════════════════ */
.gbt-problem-section {
  background: var(--negro);
  padding: var(--section-pad);
}
.gbt-problem-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.gbt-problem-section .gbt-h2 { color: var(--hueso); }
.gbt-problem-section .gbt-lead { color: rgba(242,237,228,0.55); }
.gbt-divider-gold {
  width: 60px;
  height: 2px;
  background: var(--dorado);
  margin: 24px 0;
}

/* ═══════════════════════════════════════════════════════════════════
   GRID DE PRODUCTOS
   ═════════════════════════════════════════════════════════════════ */
.gbt-products-section {
  background: var(--hueso);
  padding: var(--section-pad);
}
.gbt-products-section .gbt-h2 { color: var(--verde); }
.gbt-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.gbt-product-card {
  background: #fff;
  border: 1px solid rgba(29,61,53,0.1);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}
.gbt-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.gbt-product-card.featured {
  border: 2px solid var(--dorado);
  background: var(--verde);
}
.gbt-product-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dorado);
  color: var(--verde);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 20px;
  white-space: nowrap;
}
.gbt-product-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dorado);
  margin-bottom: 12px;
}
.gbt-product-name {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 8px;
}
.gbt-product-card.featured .gbt-product-name { color: var(--hueso); }
.gbt-product-desc {
  font-size: 14px;
  color: var(--gris-3);
  line-height: 1.6;
  margin-bottom: 20px;
}
.gbt-product-card.featured .gbt-product-desc { color: rgba(242,237,228,0.65); }
.gbt-product-price {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--verde);
  letter-spacing: 0.02em;
}
.gbt-product-card.featured .gbt-product-price { color: var(--hueso); }
.gbt-product-price-sub {
  font-size: 12px;
  color: var(--gris-4);
  margin-top: 2px;
  margin-bottom: 20px;
}
.gbt-product-card.featured .gbt-product-price-sub { color: rgba(196,160,82,0.6); }

/* ═══════════════════════════════════════════════════════════════════
   COMPARATIVA
   ═════════════════════════════════════════════════════════════════ */
.gbt-compare-section {
  background: var(--verde);
  padding: var(--section-pad);
}
.gbt-compare-section .gbt-h2 { color: var(--hueso); }
.gbt-compare-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  font-size: 15px;
}
.gbt-compare-table th {
  padding: 16px 20px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--verde-medio);
  color: var(--hueso);
  border-bottom: 2px solid var(--dorado);
}
.gbt-compare-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.gbt-compare-table th:last-child {
  background: var(--dorado);
  color: var(--verde);
  border-radius: 0 var(--radius-sm) 0 0;
}
.gbt-compare-table td {
  padding: 14px 20px;
  color: rgba(242,237,228,0.8);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.gbt-compare-table tr:nth-child(even) td { background: rgba(255,255,255,0.03); }
.gbt-compare-table td:last-child {
  color: var(--verde);
  font-weight: 600;
  background: rgba(196,160,82,0.15);
}
.gbt-compare-table tr:hover td { background: rgba(255,255,255,0.04); }
.gbt-compare-table td:first-child { font-weight: 500; color: var(--hueso); }

/* ═══════════════════════════════════════════════════════════════════
   DIFERENCIADORES
   ═════════════════════════════════════════════════════════════════ */
.gbt-features-section {
  background: var(--hueso-dark);
  padding: var(--section-pad);
}
.gbt-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.gbt-feature-card {
  background: var(--verde);
  padding: 36px 28px;
  border-radius: var(--radius-md);
}
.gbt-feature-icon {
  font-size: 32px;
  margin-bottom: 20px;
  display: block;
}
.gbt-feature-title {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--hueso);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.gbt-feature-text {
  font-size: 14px;
  color: rgba(242,237,228,0.65);
  line-height: 1.7;
}
.gbt-feature-accent {
  display: block;
  margin-top: 16px;
  font-size: 13px;
  color: var(--dorado);
  font-weight: 500;
  letter-spacing: 0.08em;
}

/* ═══════════════════════════════════════════════════════════════════
   QUOTE / MANIFIESTO
   ═════════════════════════════════════════════════════════════════ */
.gbt-manifesto-section {
  background: var(--negro);
  padding: var(--section-pad);
  text-align: center;
}
.gbt-manifesto-section .gbt-quote {
  color: rgba(242,237,228,0.5);
  max-width: 800px;
  margin: 0 auto 24px;
}
.gbt-manifesto-section .gbt-eyebrow { margin-bottom: 32px; }

/* ═══════════════════════════════════════════════════════════════════
   CTA SECTION
   ═════════════════════════════════════════════════════════════════ */
.gbt-cta-section {
  background: var(--verde);
  padding: var(--section-pad);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.gbt-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(196,160,82,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.gbt-cta-section .gbt-h2 { color: var(--hueso); margin-bottom: 20px; }
.gbt-cta-section .gbt-lead { color: rgba(242,237,228,0.6); max-width: 520px; margin: 0 auto 40px; }
.gbt-cta-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════════════════════════════════════
   FORMULARIOS
   ═════════════════════════════════════════════════════════════════ */
.gbt-form-section {
  background: var(--hueso);
  padding: var(--section-pad);
}
.gbt-form-wrapper {
  max-width: 640px;
  margin: 0 auto;
}
.gbt-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.gbt-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.gbt-form-group { display: flex; flex-direction: column; gap: 8px; }
.gbt-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--verde);
}
.gbt-input, .gbt-select, .gbt-textarea {
  padding: 14px 16px;
  background: #fff;
  border: 1.5px solid rgba(29,61,53,0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--negro);
  transition: border-color 0.2s;
  width: 100%;
}
.gbt-input:focus, .gbt-select:focus, .gbt-textarea:focus {
  outline: none;
  border-color: var(--verde);
  box-shadow: 0 0 0 3px rgba(29,61,53,0.08);
}
.gbt-input::placeholder, .gbt-textarea::placeholder { color: var(--gris-4); }
.gbt-textarea { min-height: 120px; resize: vertical; }
.gbt-form-submit {
  margin-top: 8px;
}
.gbt-form-note {
  font-size: 12px;
  color: var(--gris-4);
  text-align: center;
  margin-top: 12px;
}
.gbt-honeypot { display: none !important; }

/* ─── Estados del formulario ─────────────────────────────────────── */
.gbt-form-success {
  background: rgba(29,61,53,0.08);
  border: 1px solid var(--verde);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  display: none;
}
.gbt-form-success.active { display: block; }
.gbt-form-error {
  background: rgba(200,55,45,0.08);
  border: 1px solid var(--rojo);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 14px;
  color: var(--rojo);
  display: none;
}
.gbt-form-error.active { display: block; }

/* ═══════════════════════════════════════════════════════════════════
   BLOG CARDS
   ═════════════════════════════════════════════════════════════════ */
.gbt-blog-section {
  background: var(--hueso);
  padding: var(--section-pad);
}
.gbt-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.gbt-blog-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(29,61,53,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.gbt-blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}
.gbt-blog-thumb {
  aspect-ratio: 16/9;
  background: var(--verde-medio);
  overflow: hidden;
}
.gbt-blog-thumb img { width: 100%; height: 100%; object-fit: cover; }
.gbt-blog-body { padding: 24px; }
.gbt-blog-meta {
  font-size: 11px;
  color: var(--dorado);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 600;
}
.gbt-blog-title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 12px;
  line-height: 1.1;
}
.gbt-blog-excerpt {
  font-size: 14px;
  color: var(--gris-3);
  line-height: 1.6;
  margin-bottom: 20px;
}
.gbt-blog-link {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--verde);
  text-decoration: none;
}
.gbt-blog-link:hover { color: var(--dorado); }

/* ═══════════════════════════════════════════════════════════════════
   FAQ
   ═════════════════════════════════════════════════════════════════ */
.gbt-faq-section {
  background: var(--negro);
  padding: var(--section-pad);
}
.gbt-faq-list {
  max-width: 800px;
  margin: 48px auto 0;
}
.gbt-faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.gbt-faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 24px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.gbt-faq-question-text {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--hueso);
}
.gbt-faq-icon {
  width: 24px;
  height: 24px;
  border: 1.5px solid var(--dorado);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--dorado);
  font-size: 18px;
  transition: transform 0.2s;
}
.gbt-faq-item.open .gbt-faq-icon { transform: rotate(45deg); }
.gbt-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.gbt-faq-item.open .gbt-faq-answer { max-height: 400px; padding-bottom: 24px; }
.gbt-faq-answer-text {
  font-size: 15px;
  color: rgba(242,237,228,0.6);
  line-height: 1.75;
}

/* ═══════════════════════════════════════════════════════════════════
   CASOS DE ÉXITO
   ═════════════════════════════════════════════════════════════════ */
.gbt-casos-section {
  background: var(--verde-medio);
  padding: var(--section-pad);
}
.gbt-casos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.gbt-caso-card {
  background: var(--verde);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  border-left: 3px solid var(--dorado);
}
.gbt-caso-quote {
  font-family: var(--font-serif);
  font-size: 18px;
  font-style: italic;
  color: var(--hueso);
  line-height: 1.6;
  margin-bottom: 24px;
}
.gbt-caso-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.gbt-caso-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--verde-medio);
  overflow: hidden;
  flex-shrink: 0;
}
.gbt-caso-name {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--hueso);
}
.gbt-caso-empresa {
  font-size: 12px;
  color: var(--dorado);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════════
   BREADCRUMBS
   ═════════════════════════════════════════════════════════════════ */
.gbt-breadcrumb {
  background: var(--verde-medio);
  padding: 12px 24px;
}
.gbt-breadcrumb-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  color: rgba(196,160,82,0.6);
}
.gbt-breadcrumb a { color: var(--dorado); text-decoration: none; }
.gbt-breadcrumb a:hover { text-decoration: underline; }
.gbt-breadcrumb-sep { color: rgba(196,160,82,0.3); }

/* ═══════════════════════════════════════════════════════════════════
   NAVEGACIÓN
   ═════════════════════════════════════════════════════════════════ */
.gbt-nav {
  background: var(--verde);
  border-bottom: 2px solid var(--dorado);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.gbt-nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
  gap: 32px;
}
.gbt-logo {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--hueso);
  letter-spacing: 0.08em;
  text-decoration: none;
}
.gbt-logo span { color: var(--dorado); }
.gbt-nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.gbt-nav-link {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(196,160,82,0.65);
  text-decoration: none;
  transition: color 0.2s;
}
.gbt-nav-link:hover,
.gbt-nav-link.active { color: var(--dorado); }
.gbt-nav-cta {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--rojo);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.2s;
}
.gbt-nav-cta:hover { background: #A62B22; color: #fff; }

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .gbt-products-grid,
  .gbt-features-grid { grid-template-columns: repeat(2, 1fr); }
  .gbt-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .gbt-problem-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  :root {
    --section-pad: 56px 20px;
  }
  .gbt-products-grid,
  .gbt-features-grid,
  .gbt-blog-grid,
  .gbt-casos-grid { grid-template-columns: 1fr; }
  .gbt-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .gbt-compare-table { font-size: 13px; }
  .gbt-compare-table th,
  .gbt-compare-table td { padding: 12px; }
  .gbt-form-row { grid-template-columns: 1fr; }
  .gbt-nav-links { display: none; }
  .gbt-hero-ctas { flex-direction: column; }
}

@media (max-width: 480px) {
  .gbt-stats-grid { grid-template-columns: 1fr; }
  .gbt-hero-strip { flex-direction: column; gap: 8px; text-align: center; }
}

/* ═══════════════════════════════════════════════════════════════════
   ANIMACIONES
   ═════════════════════════════════════════════════════════════════ */
@keyframes gbt-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.gbt-animate-fade-up {
  animation: gbt-fade-up 0.6s ease forwards;
}
.gbt-animate-delay-1 { animation-delay: 0.1s; opacity: 0; }
.gbt-animate-delay-2 { animation-delay: 0.2s; opacity: 0; }
.gbt-animate-delay-3 { animation-delay: 0.3s; opacity: 0; }

/* Intersection Observer reveal */
.gbt-reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.gbt-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════════════
   ACCESIBILIDAD
   ═════════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  .gbt-animate-fade-up,
  .gbt-reveal,
  .gbt-product-card,
  .gbt-blog-card { animation: none; transition: none; }
}

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

/* ═══════════════════════════════════════════════════════════════════
   PRINT
   ═════════════════════════════════════════════════════════════════ */
@media print {
  .gbt-nav, .gbt-cta-section, .gbt-hero-ctas { display: none; }
  .gbt-section { background: #fff !important; color: #000 !important; }
}

/* ════════════════════════════════════════════════════════════════════════════
   COMPONENTES ADICIONALES — Distribuidores · Comparativa · FAQ · Proceso
   ════════════════════════════════════════════════════════════════════════════ */

/* ── Sección hero compacta ───────────────────────────────────────────────── */
.gbt-hero--compact .gbt-hero__inner { padding-top: 60px; padding-bottom: 60px; }

/* ── Pricing Distribución ────────────────────────────────────────────────── */
.gbt-pricing-dist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 32px 0;
}
.gbt-pricing-dist__item {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(196,160,82,.3);
  border-radius: 8px;
  padding: 24px;
  border-top: 4px solid var(--gbt-dorado);
}
.gbt-pricing-dist__ref { font-size: 11px; color: var(--gbt-dorado); letter-spacing: .08em; font-weight: 700; margin-bottom: 6px; }
.gbt-pricing-dist__name { font-size: 18px; font-weight: 700; color: var(--gbt-hueso); margin-bottom: 12px; }
.gbt-pricing-dist__price { font-size: 28px; font-weight: 700; color: var(--gbt-dorado); margin-bottom: 8px; }
.gbt-pricing-dist__min { font-size: 13px; color: rgba(242,237,228,.7); margin-bottom: 4px; }
.gbt-pricing-dist__discount { font-size: 12px; color: var(--gbt-dorado); font-style: italic; }
.gbt-pricing-note { text-align: center; font-size: 13px; color: rgba(242,237,228,.6); margin-top: 20px; }

/* ── Comparativa ─────────────────────────────────────────────────────────── */
.gbt-compare-table-wrap { overflow-x: auto; margin: 24px 0; border-radius: 8px; box-shadow: var(--gbt-shadow-m); }
.gbt-compare-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
  min-width: 700px;
}
.gbt-compare-table th {
  background: var(--gbt-verde);
  color: var(--gbt-hueso);
  padding: 12px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .03em;
  border-right: 1px solid rgba(255,255,255,.1);
}
.gbt-compare-table__highlight { background: var(--gbt-dorado) !important; color: var(--gbt-verde) !important; }
.gbt-compare-table td {
  padding: 11px 14px;
  border-bottom: 1px solid #f0ece4;
  color: #333;
  border-right: 1px solid #eee;
}
.gbt-compare-table td.gbt-compare-table__highlight {
  background: rgba(196,160,82,.08);
  font-weight: 600;
  color: var(--gbt-verde);
}
.gbt-compare-table tr:nth-child(even) td { background: #faf9f6; }
.gbt-compare-table tr:nth-child(even) td.gbt-compare-table__highlight { background: rgba(196,160,82,.12); }
.gbt-compare-note { font-size: 12px; color: #888; margin-top: 12px; font-style: italic; }

/* ── Cost calc ───────────────────────────────────────────────────────────── */
.gbt-cost-calc {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  max-width: 800px;
  margin: 32px auto;
}
.gbt-cost-item {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(242,237,228,.15);
  border-radius: 8px;
  padding: 24px;
}
.gbt-cost-item--highlight {
  background: rgba(196,160,82,.12);
  border-color: var(--gbt-dorado);
  position: relative;
}
.gbt-cost-item__badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--gbt-dorado);
  color: var(--gbt-verde);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.gbt-cost-item h3 { font-size: 14px; color: var(--gbt-hueso); margin: 0 0 16px; text-align: center; }
.gbt-cost-item__calc { display: flex; flex-direction: column; gap: 8px; }
.gbt-cost-row {
  display: flex; justify-content: space-between;
  font-size: 13px; color: rgba(242,237,228,.8);
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(242,237,228,.1);
}
.gbt-cost-row--total {
  padding-top: 8px;
  border-top: 2px solid var(--gbt-dorado);
  border-bottom: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--gbt-dorado);
}
.gbt-cost-vs {
  font-size: 28px;
  font-weight: 900;
  color: var(--gbt-rojo);
  text-align: center;
}

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.gbt-faq-cats {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px;
}
.gbt-faq-cat {
  padding: 6px 16px; border-radius: 100px;
  border: 1px solid #ddd; background: #fff;
  font-size: 13px; cursor: pointer; color: #555;
  transition: all .15s;
}
.gbt-faq-cat--active,
.gbt-faq-cat:hover {
  background: var(--gbt-verde);
  color: var(--gbt-hueso);
  border-color: var(--gbt-verde);
}
.gbt-faq-list { display: flex; flex-direction: column; gap: 2px; }
.gbt-faq-item {
  border: 1px solid #e8e4dc;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
}
.gbt-faq-item__q {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; background: none; border: none; cursor: pointer;
  text-align: left; font-size: 15px; font-weight: 600;
  color: var(--gbt-verde); font-family: var(--gbt-font-body);
  transition: background .15s;
}
.gbt-faq-item__q:hover { background: #faf9f6; }
.gbt-faq-item__q[aria-expanded="true"] { background: var(--gbt-verde); color: var(--gbt-hueso); }
.gbt-faq-item__q[aria-expanded="true"] .gbt-faq-item__icon { transform: rotate(45deg); color: var(--gbt-dorado); }
.gbt-faq-item__icon {
  font-size: 20px; line-height: 1; flex-shrink: 0; margin-left: 16px;
  transition: transform .2s, color .2s;
  color: var(--gbt-dorado);
}
.gbt-faq-item__a { padding: 0 20px; overflow: hidden; transition: padding .2s; }
.gbt-faq-item__a:not([hidden]) { padding: 16px 20px; }
.gbt-faq-item__a p { margin: 0 0 12px; font-size: 14px; line-height: 1.7; color: #444; }
.gbt-faq-item__cat {
  font-size: 11px; color: var(--gbt-dorado); font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em;
}
.gbt-faq-cta { text-align: center; margin-top: 40px; padding-top: 32px; border-top: 1px solid #e8e4dc; }
.gbt-faq-cta p { color: #666; margin-bottom: 16px; }

/* ── Proceso ─────────────────────────────────────────────────────────────── */
.gbt-process { display: flex; flex-direction: column; gap: 0; max-width: 800px; margin: 0 auto; }
.gbt-process__step {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 28px 0;
  border-bottom: 1px solid #e8e4dc;
  position: relative;
}
.gbt-process__step:last-child { border-bottom: none; }
.gbt-process__num {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: var(--gbt-verde);
  color: var(--gbt-dorado);
  font-family: var(--gbt-font-display);
  font-size: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 400;
  position: relative;
  z-index: 1;
}
.gbt-process__title { font-size: 17px; font-weight: 700; color: var(--gbt-verde); margin: 0 0 8px; }
.gbt-process__desc { font-size: 14px; color: #555; line-height: 1.7; margin: 0; }

/* ── Certs ───────────────────────────────────────────────────────────────── */
.gbt-certs { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 32px; }
.gbt-cert-card { background: rgba(255,255,255,.07); border-radius: 8px; padding: 24px; border-top: 3px solid var(--gbt-dorado); }
.gbt-cert-card__icon { font-size: 32px; margin-bottom: 12px; }
.gbt-cert-card__title { font-size: 15px; font-weight: 700; color: var(--gbt-dorado); margin: 0 0 8px; }
.gbt-cert-card__desc { font-size: 13px; color: rgba(242,237,228,.8); line-height: 1.6; margin: 0; }

/* ── About ───────────────────────────────────────────────────────────────── */
.gbt-about-grid { display: grid; grid-template-columns: 1fr 280px; gap: 48px; align-items: start; }
.gbt-about-text h2 { color: var(--gbt-verde); margin-top: 32px; font-size: 20px; }
.gbt-about-text h2:first-child { margin-top: 0; }
.gbt-about-text p { color: #444; line-height: 1.75; }
.gbt-about-stats {
  position: sticky; top: 80px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.gbt-about-stat {
  background: var(--gbt-verde);
  border-radius: 8px;
  padding: 20px 16px;
  text-align: center;
  border-bottom: 3px solid var(--gbt-dorado);
}
.gbt-about-stat__val { font-size: 28px; font-weight: 700; color: var(--gbt-dorado); margin-bottom: 4px; }
.gbt-about-stat__label { font-size: 12px; color: var(--gbt-hueso); }

/* ── Contact ─────────────────────────────────────────────────────────────── */
.gbt-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.gbt-contact-options { display: flex; flex-direction: column; gap: 12px; }
.gbt-contact-card {
  display: flex; gap: 16px; align-items: center;
  padding: 18px 20px; border-radius: 8px;
  background: #fff; border: 1px solid #e8e4dc;
  text-decoration: none;
  transition: box-shadow .15s, border-color .15s;
}
.gbt-contact-card:hover { box-shadow: var(--gbt-shadow-m); border-color: var(--gbt-dorado); }
.gbt-contact-card--highlight { border-color: var(--gbt-dorado); background: rgba(196,160,82,.05); }
.gbt-contact-card__icon { font-size: 28px; flex-shrink: 0; }
.gbt-contact-card__content { display: flex; flex-direction: column; gap: 2px; }
.gbt-contact-card__content strong { font-size: 14px; color: var(--gbt-verde); display: block; }
.gbt-contact-card__content span { font-size: 13px; color: #333; }
.gbt-contact-card__content small { font-size: 11px; color: #888; }

/* ── Responsive nuevos componentes ──────────────────────────────────────── */
@media (max-width: 900px) {
  .gbt-cost-calc { grid-template-columns: 1fr; }
  .gbt-cost-vs { text-align: center; font-size: 20px; }
  .gbt-about-grid { grid-template-columns: 1fr; }
  .gbt-about-stats { position: static; }
  .gbt-contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .gbt-certs { grid-template-columns: 1fr 1fr; }
  .gbt-about-stats { grid-template-columns: 1fr 1fr; }
  .gbt-compare-table { font-size: 12px; }
}