/* =============================================================================
   NORTHTRADE — STYLES.CSS  ·  MODO CLARO
   Sistema de diseño · Paleta · Tipografía · Componentes · Responsive · Estados
   ============================================================================= */

/* -----------------------------------------------------------------------------
   1. Variables del sistema
   ----------------------------------------------------------------------------- */
:root {
  /* Color */
  --azul-corp:      #0A2540;
  --azul-medio:     #1A4FAA;
  --azul-suave:     #EFF4FB;
  --dorado:         #C19A4B;
  --dorado-oscuro:  #9C7935;
  --dorado-claro:   #E0BE7A;
  --dorado-suave:   #FAF6EC;
  --texto:          #0E1726;
  --gris:           #5A6473;
  --gris-claro:     #B8C0CC;
  --fondo:          #FFFFFF;
  --fondo-alt:      #FAFAF7;
  --borde:          #E5E8EC;
  --borde-dorado:   #E5DDC4;
  --whatsapp:       #25D366;

  /* Tipografía */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Espaciado */
  --container-max: 1320px;
  --section-y:     clamp(56px, 8vw, 96px);

  /* Radios */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;

  /* Sombras */
  --shadow-card:     0 1px 2px rgba(10, 37, 64, 0.04), 0 4px 16px rgba(10, 37, 64, 0.06);
  --shadow-hover:    0 2px 4px rgba(10, 37, 64, 0.06), 0 12px 28px rgba(10, 37, 64, 0.10);
  --shadow-cta:      0 4px 14px rgba(193, 154, 75, 0.30);
  --shadow-cta-hover:0 6px 20px rgba(156, 121, 53, 0.40);

  /* Transiciones */
  --t-fast:   150ms ease;
  --t-medium: 240ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* -----------------------------------------------------------------------------
   2. Reset y base
   ----------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.6;
  color: var(--texto);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

a { color: var(--azul-medio); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--dorado-oscuro); }

ul, ol { padding: 0; list-style: none; }

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--azul-corp);
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 4.5vw, 3rem); line-height: 1.15; }
h2 { font-size: clamp(1.5rem, 3vw, 2.125rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.375rem); }
h4 { font-size: 1.0625rem; font-weight: 600; }

p { color: var(--gris); }

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--azul-corp);
  color: white;
  padding: 8px 16px;
  z-index: 9999;
}
.skip-link:focus { top: 0; color: white; }

/* -----------------------------------------------------------------------------
   3. Container y secciones
   ----------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-y) 0; }
.section-alt { background: var(--fondo-alt); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto clamp(40px, 6vw, 64px);
}
.section-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dorado-oscuro);
  margin-bottom: 14px;
}
.section-title { margin-bottom: 16px; }
.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gris);
  line-height: 1.6;
}

/* -----------------------------------------------------------------------------
   4. Botones (4 variantes con estados de hover claros)
   ----------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: 0.005em;
  transition: all var(--t-medium);
  cursor: pointer;
  white-space: nowrap;
  border: 1.5px solid transparent;
}

/* Primario · dorado, lo más visible del sitio */
.btn-primary {
  background: var(--dorado);
  color: var(--azul-corp);
  box-shadow: var(--shadow-cta);
}
.btn-primary:hover {
  background: var(--dorado-oscuro);
  color: white;
  box-shadow: var(--shadow-cta-hover);
  transform: translateY(-1px);
}

/* Secundario · blanco con borde azul, identidad corporativa */
.btn-secondary {
  background: white;
  color: var(--azul-corp);
  border-color: var(--azul-corp);
}
.btn-secondary:hover {
  background: var(--azul-suave);
  border-color: var(--azul-corp);
  color: var(--azul-corp);
}

/* Sobre fondo oscuro · solo CTA banda y footer */
.btn-ghost-dark {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.35);
}
.btn-ghost-dark:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.65);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--azul-corp);
  border-color: var(--borde);
}
.btn-outline:hover {
  border-color: var(--azul-corp);
  background: var(--azul-suave);
  color: var(--azul-corp);
}

.btn-block { width: 100%; }
.btn-large { padding: 14px 28px; font-size: 15px; }

/* -----------------------------------------------------------------------------
   5. Header (navegación principal)
   ----------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--borde);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.logo { flex-shrink: 0; line-height: 0; }
.logo img { height: 38px; width: auto; }

.nav-desktop ul {
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav-desktop a {
  color: var(--texto);
  font-size: 14.5px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  transition: color var(--t-fast);
}
.nav-desktop a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--dorado);
  transition: width var(--t-medium);
}
.nav-desktop a:hover { color: var(--azul-corp); }
.nav-desktop a:hover::after { width: 100%; }

.btn-cotizar-header { padding: 10px 20px; font-size: 13.5px; }

.hamburger {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--azul-corp);
  transition: transform var(--t-medium), opacity var(--t-fast);
  border-radius: 1px;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
  border-top: 1px solid var(--borde);
  background: white;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-medium);
}
.nav-mobile[aria-hidden="false"] { max-height: 100vh; }
.nav-mobile ul { padding: 12px 24px 24px; }
.nav-mobile li { border-bottom: 1px solid var(--borde); }
.nav-mobile li:last-child { border: none; padding-top: 16px; }
.nav-mobile a:not(.btn) {
  display: block;
  padding: 14px 0;
  color: var(--texto);
  font-weight: 500;
  font-size: 15px;
}
.nav-mobile a:not(.btn):hover { color: var(--dorado-oscuro); }

/* -----------------------------------------------------------------------------
   6. Hero · MODO CLARO
   ----------------------------------------------------------------------------- */
.hero {
  background: var(--fondo-alt);
  color: var(--texto);
  padding: clamp(60px, 8vw, 100px) 0 clamp(70px, 9vw, 110px);
  position: relative;
  overflow: hidden;
}

/* Patrón de puntitos sutil para dar textura sin saturar */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(10, 37, 64, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: white;
  color: var(--dorado-oscuro);
  font-size: 12.5px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  border: 1px solid var(--borde-dorado);
  box-shadow: 0 1px 2px rgba(10, 37, 64, 0.03);
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--dorado);
  box-shadow: 0 0 0 3px rgba(193, 154, 75, 0.18);
}

.hero h1 {
  color: var(--azul-corp);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero h1 strong {
  color: var(--dorado-oscuro);
  font-weight: 600;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--gris);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: clamp(24px, 4vw, 48px);
  padding-top: 28px;
  border-top: 1px solid var(--borde);
  width: fit-content;
}
.hero-stat-num {
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  font-weight: 600;
  color: var(--azul-corp);
  line-height: 1.1;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.hero-stat-label {
  font-size: 12px;
  color: var(--gris);
  letter-spacing: 0.02em;
}

/* Lado derecho del hero — imagen */
.hero-media {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: white;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--borde);
  box-shadow: 0 16px 40px rgba(10, 37, 64, 0.08);
}
.hero-media video,
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Banda de marcas (después del hero, fondo blanco, logos a color) */
.banda-marcas {
  background: white;
  border-bottom: 1px solid var(--borde);
  padding: 28px 0;
}
.banda-marcas-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.banda-marcas-label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris);
  flex-shrink: 0;
}
.banda-marcas-list {
  display: flex;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  flex-wrap: wrap;
}
.banda-marca {
  height: 38px;
  display: flex;
  align-items: center;
  opacity: 0.85;
  transition: opacity var(--t-fast);
}
.banda-marca:hover { opacity: 1; }
.banda-marca img { height: 100%; width: auto; max-width: 150px; object-fit: contain; }

/* -----------------------------------------------------------------------------
   7. Soluciones (grid responsive · 7 categorías + 1 card CTA)
   ----------------------------------------------------------------------------- */
.soluciones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.solucion-card {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 28px 24px;
  transition: all var(--t-medium);
  position: relative;
  display: flex;
  flex-direction: column;
}
.solucion-card:hover {
  border-color: var(--dorado);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.solucion-icon {
  width: 44px; height: 44px;
  background: var(--azul-suave);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--azul-corp);
  margin-bottom: 18px;
  transition: all var(--t-medium);
}
.solucion-card:hover .solucion-icon {
  background: var(--dorado);
  color: white;
}

.solucion-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--azul-corp);
  margin-bottom: 8px;
}
.solucion-desc {
  font-size: 14.5px;
  color: var(--gris);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}
.solucion-link {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--gris);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--t-medium);
}
.solucion-card:hover .solucion-link {
  color: var(--dorado-oscuro);
  gap: 10px;
}

/* Card CTA al final del grid (cierre comercial · fondo azul oscuro) */
.solucion-card-cta {
  background: linear-gradient(135deg, #0E2D4F 0%, #0A2540 100%);
  color: white;
  border: 1px solid var(--azul-corp);
}
.solucion-card-cta:hover {
  border-color: var(--dorado);
}
.solucion-card-cta .solucion-icon {
  background: rgba(193, 154, 75, 0.18);
  color: var(--dorado);
}
.solucion-card-cta:hover .solucion-icon {
  background: var(--dorado);
  color: var(--azul-corp);
}
.solucion-card-cta .solucion-title { color: white; }
.solucion-card-cta .solucion-desc { color: var(--gris-claro); }
.solucion-card-cta .solucion-link { color: var(--dorado-claro); }
.solucion-card-cta:hover .solucion-link { color: white; }

/* -----------------------------------------------------------------------------
   8. Beneficios (por qué Northtrade)
   ----------------------------------------------------------------------------- */
.beneficios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.beneficio {
  text-align: left;
  padding: 24px;
  border-left: 3px solid var(--borde);
  transition: border-color var(--t-medium);
}
.beneficio:hover { border-left-color: var(--dorado); }
.beneficio-num {
  font-family: var(--font-base);
  font-size: 14px;
  font-weight: 600;
  color: var(--dorado-oscuro);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  display: block;
}
.beneficio h3 {
  font-size: 1.0625rem;
  margin-bottom: 8px;
}
.beneficio p {
  font-size: 14.5px;
  line-height: 1.55;
}

/* -----------------------------------------------------------------------------
   9. Video demo (Protrack)
   ----------------------------------------------------------------------------- */
.video-demo {
  background: var(--fondo);
  padding: var(--section-y) 0;
}
.video-demo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.video-demo video {
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
  display: block;
  box-shadow: var(--shadow-card);
}

/* -----------------------------------------------------------------------------
   10. Galería de instalaciones (masonry)
   ----------------------------------------------------------------------------- */
.galeria-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 12px;
}
.galeria-item {
  overflow: hidden;
  border-radius: var(--r-md);
  background: white;
  border: 1px solid var(--borde);
  position: relative;
  cursor: pointer;
  transition: all var(--t-medium);
}
.galeria-item:hover {
  transform: scale(1.015);
  border-color: var(--dorado);
  box-shadow: var(--shadow-hover);
}
.galeria-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}
.galeria-item:hover img { transform: scale(1.05); }
.galeria-item-tall  { grid-row: span 2; }
.galeria-item-wide  { grid-column: span 2; }
.galeria-item-large { grid-row: span 2; grid-column: span 2; }
.galeria-item-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 12px 14px;
  background: linear-gradient(transparent, rgba(10, 37, 64, 0.88));
  color: white;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transition: opacity var(--t-medium);
}
.galeria-item:hover .galeria-item-caption { opacity: 1; }
.galeria-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--fondo-alt);
  color: var(--gris);
  font-size: 12px;
  text-align: center;
  padding: 16px;
  border: 1px dashed var(--gris-claro);
  border-radius: var(--r-md);
}

/* -----------------------------------------------------------------------------
   11. CTA banda (isla oscura · única zona azul oscuro del cuerpo)
   ----------------------------------------------------------------------------- */
.cta-banda {
  background: linear-gradient(135deg, #0E2D4F 0%, #0A2540 100%);
  color: white;
  padding: clamp(48px, 7vw, 72px) 0;
  position: relative;
  overflow: hidden;
}
.cta-banda::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(800px 400px at 80% 50%, rgba(193, 154, 75, 0.15), transparent 60%);
  pointer-events: none;
}
.cta-banda-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.5fr auto;
  gap: 40px;
  align-items: center;
}
.cta-banda h2 {
  color: white;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin-bottom: 8px;
}
.cta-banda p {
  color: var(--gris-claro);
  font-size: 1.0625rem;
  max-width: 560px;
}
.cta-banda-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* -----------------------------------------------------------------------------
   12. FAQ
   ----------------------------------------------------------------------------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--borde);
  transition: background var(--t-fast);
}
.faq-item:first-child { border-top: 1px solid var(--borde); }
.faq-item:hover { background: var(--fondo-alt); padding-left: 12px; padding-right: 12px; }
.faq-item { transition: all var(--t-fast); padding-left: 0; padding-right: 0; }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  text-align: left;
  font-weight: 500;
  font-size: 1.0625rem;
  color: var(--azul-corp);
  transition: color var(--t-fast);
}
.faq-item:hover .faq-question { color: var(--dorado-oscuro); }
.faq-icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  border: 1px solid var(--borde);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all var(--t-medium);
}
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  background: var(--azul-corp);
  border-radius: 1px;
  transition: transform var(--t-medium);
}
.faq-icon::before { width: 10px; height: 1.5px; }
.faq-icon::after  { width: 1.5px; height: 10px; }
.faq-item:hover .faq-icon { border-color: var(--dorado); }
.faq-item[open] .faq-icon { background: var(--dorado); border-color: var(--dorado); }
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after { background: white; }
.faq-item[open] .faq-icon::after { transform: rotate(90deg); }

.faq-answer {
  padding: 0 0 22px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--gris);
  max-width: 720px;
}

/* -----------------------------------------------------------------------------
   13. Footer (segunda isla oscura)
   ----------------------------------------------------------------------------- */
.site-footer {
  background: var(--azul-corp);
  color: var(--gris-claro);
  padding: clamp(56px, 7vw, 80px) 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo {
  height: 38px; width: auto;
  margin-bottom: 18px;
  background: white;
  padding: 8px 12px;
  border-radius: 6px;
}
.footer-claim {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gris-claro);
  max-width: 360px;
}
.footer-heading {
  color: white;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: var(--gris-claro);
  font-size: 14px;
  transition: color var(--t-fast);
}
.footer-links a:hover { color: var(--dorado-claro); }

.footer-contacto li {
  margin-bottom: 14px;
  font-size: 14px;
  line-height: 1.5;
}
.footer-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 2px;
}
.footer-contacto a { color: white; }
.footer-contacto a:hover { color: var(--dorado-claro); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
}
.footer-copy, .footer-tagline { color: var(--gris); }

/* -----------------------------------------------------------------------------
   14. WhatsApp flotante
   ----------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99;
  width: 56px;
  height: 56px;
  background: var(--whatsapp);
  color: white !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--t-medium);
  overflow: hidden;
}
.whatsapp-float:hover {
  width: auto;
  padding: 0 22px 0 18px;
  border-radius: 28px;
  gap: 10px;
  transform: scale(1.02);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.5);
}
.whatsapp-float-text {
  display: none;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}
.whatsapp-float:hover .whatsapp-float-text { display: inline; }

/* -----------------------------------------------------------------------------
   15. Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-media { max-width: 560px; margin: 0 auto; }
  .beneficios-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-col-brand { grid-column: 1 / -1; }
  .cta-banda-inner { grid-template-columns: 1fr; gap: 24px; }
  .video-demo-grid { grid-template-columns: 1fr; gap: 32px; }
  .galeria-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 180px; }
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .btn-cotizar-header { display: none; }
  .hamburger { display: flex; }
  .header-inner { gap: 16px; }
  .logo img { height: 32px; }

  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .hero-stats { gap: 20px; }
  .banda-marcas-inner { flex-direction: column; align-items: flex-start; gap: 16px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .whatsapp-float { bottom: 16px; right: 16px; width: 52px; height: 52px; }
  .whatsapp-float:hover { width: 52px; padding: 0; border-radius: 50%; }
  .whatsapp-float:hover .whatsapp-float-text { display: none; }

  .galeria-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 140px; gap: 8px; }
  .galeria-item-large { grid-column: span 2; grid-row: span 2; }
  .galeria-item-wide { grid-column: span 2; }
  .galeria-item-tall { grid-row: span 1; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-stats { grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
  .hero-stat-num { font-size: 1.4rem; }
}

/* -----------------------------------------------------------------------------
   16. Animaciones de entrada
   ----------------------------------------------------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-badge,
.hero h1,
.hero-subtitle,
.hero-cta,
.hero-stats {
  animation: fadeUp 700ms cubic-bezier(0.4, 0, 0.2, 1) backwards;
}
.hero-badge    { animation-delay: 0ms; }
.hero h1       { animation-delay: 100ms; }
.hero-subtitle { animation-delay: 200ms; }
.hero-cta      { animation-delay: 300ms; }
.hero-stats    { animation-delay: 400ms; }

.hero-media { animation: fadeUp 800ms cubic-bezier(0.4, 0, 0.2, 1) 250ms backwards; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* =============================================================================
   17. PÁGINAS INTERNAS · CONTACTO + GRACIAS + PRODUCTO
   ============================================================================= */

/* -----------------------------------------------------------------------------
   17.1 Hero pequeño para páginas internas (contacto, gracias, etc.)
   ----------------------------------------------------------------------------- */
.contacto-hero,
.producto-hero {
  background: var(--fondo-alt);
  padding: clamp(48px, 7vw, 80px) 0 clamp(40px, 6vw, 64px);
  position: relative;
  overflow: hidden;
}
.contacto-hero::before,
.producto-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(10, 37, 64, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.contacto-hero-inner {
  position: relative;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.contacto-hero h1 {
  margin: 8px 0 16px;
}
.contacto-hero-subtitle {
  font-size: 1.0625rem;
  color: var(--gris);
  line-height: 1.65;
}
.contacto-hero-subtitle strong {
  color: var(--azul-corp);
  font-weight: 600;
}

/* -----------------------------------------------------------------------------
   17.2 Grid de contacto · información + formulario
   ----------------------------------------------------------------------------- */
.contacto-seccion { padding-top: clamp(40px, 6vw, 64px); }

.contacto-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 56px;
  align-items: start;
}

.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contacto-info-block {
  border-left: 3px solid var(--borde);
  padding-left: 16px;
  transition: border-color var(--t-medium);
}
.contacto-info-block:hover { border-left-color: var(--dorado); }
.contacto-info-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 6px;
}
.contacto-info-link {
  color: var(--azul-corp);
  font-size: 1.0625rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color var(--t-fast);
}
.contacto-info-link:hover { color: var(--dorado-oscuro); }
.contacto-info-text {
  color: var(--azul-corp);
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
}

/* -----------------------------------------------------------------------------
   17.3 Formulario
   ----------------------------------------------------------------------------- */
.contacto-form-wrap {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 44px);
  box-shadow: var(--shadow-card);
}

.form-alert {
  padding: 14px 18px;
  border-radius: var(--r-sm);
  font-size: 14.5px;
  margin-bottom: 24px;
}
.form-alert-error {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

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

.form-row { display: grid; gap: 18px; }
.form-row-2 { grid-template-columns: 1fr 1fr; }

.form-field { display: flex; flex-direction: column; }
.form-field label {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--azul-corp);
  margin-bottom: 6px;
}
.form-required { color: var(--dorado-oscuro); }

.form-field input,
.form-field select,
.form-field textarea {
  font-family: inherit;
  font-size: 15px;
  color: var(--texto);
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-sm);
  padding: 11px 14px;
  width: 100%;
  transition: all var(--t-fast);
}
.form-field input:hover,
.form-field select:hover,
.form-field textarea:hover {
  border-color: var(--gris-claro);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--dorado);
  box-shadow: 0 0 0 3px rgba(193, 154, 75, 0.15);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field.is-error input,
.form-field.is-error select,
.form-field.is-error textarea {
  border-color: #DC2626;
  background: #FEF2F2;
}

/* Honeypot oculto (anti-spam) */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-submit {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}
.form-submit .btn { align-self: flex-start; }
.form-disclaimer {
  font-size: 12.5px;
  color: var(--gris);
  line-height: 1.55;
  margin: 0;
}

/* -----------------------------------------------------------------------------
   17.4 Página gracias.php
   ----------------------------------------------------------------------------- */
.gracias {
  padding: clamp(64px, 10vw, 120px) 0;
  background: var(--fondo-alt);
  min-height: 60vh;
}
.gracias-card {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-lg);
  padding: clamp(40px, 6vw, 64px);
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.gracias-icon {
  width: 76px; height: 76px;
  background: var(--dorado-suave);
  color: var(--dorado-oscuro);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}
.gracias h1 {
  margin-bottom: 14px;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}
.gracias-subtitle {
  font-size: 1.0625rem;
  color: var(--gris);
  line-height: 1.65;
  max-width: 540px;
  margin: 0 auto 36px;
}
.gracias-subtitle strong { color: var(--azul-corp); font-weight: 600; }

.gracias-pasos {
  background: var(--fondo-alt);
  border-radius: var(--r-md);
  padding: 28px clamp(20px, 4vw, 36px);
  text-align: left;
  margin-bottom: 32px;
}
.gracias-pasos-titulo {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 16px;
  text-align: center;
}
.gracias-pasos-lista { display: flex; flex-direction: column; gap: 14px; }
.gracias-pasos-lista li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 14.5px;
  color: var(--gris);
  line-height: 1.55;
}
.paso-num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  background: white;
  border: 1px solid var(--borde-dorado);
  color: var(--dorado-oscuro);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
}
.gracias-pasos-lista strong { color: var(--azul-corp); font-weight: 600; }

.gracias-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 24px;
}
.gracias-vuelta {
  font-size: 14px;
  color: var(--gris);
}
.gracias-vuelta a {
  color: var(--gris);
  font-weight: 500;
}
.gracias-vuelta a:hover { color: var(--dorado-oscuro); }

/* -----------------------------------------------------------------------------
   17.5 Página de producto · breadcrumbs
   ----------------------------------------------------------------------------- */
.breadcrumbs {
  position: relative;
  font-size: 13px;
  color: var(--gris);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumbs a {
  color: var(--gris);
  font-weight: 500;
  transition: color var(--t-fast);
}
.breadcrumbs a:hover { color: var(--dorado-oscuro); }
.breadcrumbs span:not([aria-current]) {
  color: var(--gris-claro);
  font-size: 12px;
}
.breadcrumbs [aria-current] { color: var(--azul-corp); font-weight: 500; }

/* -----------------------------------------------------------------------------
   17.6 Página de producto · hero
   ----------------------------------------------------------------------------- */
.producto-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.producto-hero-text h1 {
  margin: 8px 0 18px;
}
.producto-hero-subtitle {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--gris);
  line-height: 1.65;
  margin-bottom: 28px;
}
.producto-hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.producto-hero-media {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: white;
  border: 1px solid var(--borde);
  box-shadow: 0 16px 40px rgba(10, 37, 64, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}
.producto-hero-media img {
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: contain;
  object-position: center;
  display: block;
}

/* -----------------------------------------------------------------------------
   17.7 Bloque dolor (problema del cliente)
   ----------------------------------------------------------------------------- */
.dolor-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.dolor-texto h2 { margin: 8px 0 16px; }
.dolor-texto p {
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 14px;
  color: var(--gris);
}
.dolor-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.dolor-stat {
  background: white;
  border: 1px solid var(--borde);
  border-left: 4px solid var(--dorado);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 22px 26px;
  transition: all var(--t-medium);
}
.dolor-stat:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-card);
}
.dolor-stat-num {
  font-size: 1.875rem;
  font-weight: 600;
  color: var(--azul-corp);
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 4px;
}
.dolor-stat-label {
  font-size: 14px;
  color: var(--gris);
  line-height: 1.5;
}

/* -----------------------------------------------------------------------------
   17.8 Pasos de la solución (numerados 01-04)
   ----------------------------------------------------------------------------- */
.solucion-pasos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.paso {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 28px 24px;
  position: relative;
  transition: all var(--t-medium);
}
.paso:hover {
  border-color: var(--dorado);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.paso-numero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--azul-suave);
  color: var(--azul-corp);
  border-radius: var(--r-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  transition: all var(--t-medium);
}
.paso:hover .paso-numero {
  background: var(--dorado);
  color: white;
}
.paso h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.paso p { font-size: 14.5px; line-height: 1.55; }

/* -----------------------------------------------------------------------------
   17.9 Beneficios cards (6 cards en grid)
   ----------------------------------------------------------------------------- */
.beneficios-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.beneficio-card {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 28px 24px;
  transition: all var(--t-medium);
}
.beneficio-card:hover {
  border-color: var(--dorado);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.beneficio-card-icon {
  width: 44px; height: 44px;
  background: var(--azul-suave);
  color: var(--azul-corp);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: all var(--t-medium);
}
.beneficio-card:hover .beneficio-card-icon {
  background: var(--dorado);
  color: white;
}
.beneficio-card h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.beneficio-card p { font-size: 14.5px; line-height: 1.55; }

/* -----------------------------------------------------------------------------
   17.10 Especificaciones técnicas
   ----------------------------------------------------------------------------- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  background: white;
  overflow: hidden;
}
.spec {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 22px;
  border-right: 1px solid var(--borde);
  border-bottom: 1px solid var(--borde);
  transition: background var(--t-fast);
}
.spec:hover { background: var(--fondo-alt); }
.spec:nth-child(2n) { border-right: none; }
.spec:nth-last-child(-n+2) { border-bottom: none; }
.spec-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gris);
}
.spec-value {
  font-size: 15px;
  color: var(--azul-corp);
  font-weight: 500;
  line-height: 1.4;
}

/* -----------------------------------------------------------------------------
   17.11 Casos de uso
   ----------------------------------------------------------------------------- */
.casos-uso {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.caso-uso {
  padding: 28px;
  background: var(--fondo-alt);
  border-radius: var(--r-md);
  border-left: 3px solid var(--azul-corp);
  transition: all var(--t-medium);
}
.caso-uso:hover {
  border-left-color: var(--dorado);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.caso-uso h3 { font-size: 1.125rem; margin-bottom: 8px; }
.caso-uso p { font-size: 14.5px; line-height: 1.55; }

/* -----------------------------------------------------------------------------
   17.12 FAQ con CTA al final
   ----------------------------------------------------------------------------- */
.faq-cta {
  text-align: center;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--borde);
}
.faq-cta p {
  font-size: 14.5px;
  color: var(--gris);
  margin-bottom: 14px;
}

/* -----------------------------------------------------------------------------
   17.13 Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .contacto-grid { grid-template-columns: 1fr; gap: 36px; }
  .producto-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .dolor-grid { grid-template-columns: 1fr; gap: 36px; }
  .solucion-pasos { grid-template-columns: repeat(2, 1fr); }
  .beneficios-cards { grid-template-columns: repeat(2, 1fr); }
  .casos-uso { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .form-row-2 { grid-template-columns: 1fr; }
  .solucion-pasos { grid-template-columns: 1fr; }
  .beneficios-cards { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: 1fr; }
  .specs-grid .spec { border-right: none; }
  .specs-grid .spec:nth-last-child(2) { border-bottom: 1px solid var(--borde); }
  .producto-hero-cta { flex-direction: column; align-items: stretch; }
  .producto-hero-cta .btn { width: 100%; }
}

/* =============================================================================
   18. PATRONES NUEVOS · COMPARATIVA + ALIVIO + WATCH COLORS
   ============================================================================= */

/* -----------------------------------------------------------------------------
   18.1 Soluciones comparativa (bloques lado a lado: alarma vs mecánica)
   ----------------------------------------------------------------------------- */
.soluciones-comparativa {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.solucion-comparativa {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 32px clamp(20px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: all var(--t-medium);
  position: relative;
}

.solucion-comparativa:hover {
  border-color: var(--dorado);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

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

.solucion-tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  align-self: flex-start;
}
.solucion-tag-electronica {
  background: var(--azul-suave);
  color: var(--azul-corp);
}
.solucion-tag-mecanica {
  background: var(--dorado-suave);
  color: var(--dorado-oscuro);
}
.solucion-comparativa h3 {
  font-size: 1.25rem;
  margin-top: 4px;
  color: var(--azul-corp);
}
.solucion-marca {
  font-size: 13.5px;
  color: var(--gris);
  margin: 0;
}
.solucion-marca strong { color: var(--azul-corp); font-weight: 600; }

.solucion-comparativa-img {
  background: #FFFFFF;
  border-radius: var(--r-sm);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.solucion-comparativa-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.solucion-comparativa-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.solucion-comparativa-bullets li {
  font-size: 14.5px;
  color: var(--gris);
  line-height: 1.5;
  padding-left: 22px;
  position: relative;
}
.solucion-comparativa-bullets li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  background: var(--dorado);
  border-radius: 50%;
}
.solucion-comparativa-bullets strong {
  color: var(--azul-corp);
  font-weight: 600;
}

.solucion-comparativa-uso {
  font-size: 14px;
  color: var(--azul-corp);
  background: var(--azul-suave);
  padding: 14px 18px;
  border-radius: var(--r-sm);
  line-height: 1.5;
  margin-top: auto;
}
.solucion-comparativa-uso strong { font-weight: 600; }

.solucion-pdf-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--gris);
  align-self: flex-start;
  transition: color var(--t-fast);
}
.solucion-pdf-link:hover { color: var(--dorado-oscuro); }

@media (max-width: 992px) {
  .soluciones-comparativa { grid-template-columns: 1fr; gap: 20px; }
}

/* -----------------------------------------------------------------------------
   18.2 Alivio grid (5 items: 4 "Sin..." + 1 destacado "Resultado")
   ----------------------------------------------------------------------------- */
.alivio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 980px;
  margin: 0 auto;
}

.alivio-item {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 26px 28px;
  position: relative;
  transition: all var(--t-medium);
}
.alivio-item:hover {
  border-color: var(--dorado);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.alivio-item-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #DC2626;
  background: #FEF2F2;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.alivio-item h3 {
  font-size: 1.25rem;
  margin-bottom: 6px;
  color: var(--azul-corp);
}
.alivio-item p {
  font-size: 14.5px;
  color: var(--gris);
  line-height: 1.55;
  margin: 0;
}

.alivio-item-destacado {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, #0E2D4F 0%, #0A2540 100%);
  color: white;
  border: 1px solid var(--azul-corp);
  text-align: center;
  padding: 32px 28px;
}
.alivio-item-destacado:hover {
  border-color: var(--dorado);
}
.alivio-item-tag-final {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dorado);
  background: rgba(193, 154, 75, 0.18);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.alivio-item-destacado h3 {
  color: white;
  font-size: 1.5rem;
}
.alivio-item-destacado p {
  color: var(--gris-claro);
  font-size: 1rem;
  max-width: 600px;
  margin: 8px auto 0;
}

@media (max-width: 768px) {
  .alivio-grid { grid-template-columns: 1fr; }
  .alivio-item-destacado { grid-column: 1; }
}

/* -----------------------------------------------------------------------------
   18.3 Watch colors grid (NHT Watch-Mechanic negro y blanco)
   ----------------------------------------------------------------------------- */
.watch-colors-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 720px;
  margin: 36px auto 0;
}
.watch-color-card {
  background: white;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 24px;
  text-align: center;
  transition: all var(--t-medium);
}
.watch-color-card:hover {
  border-color: var(--dorado);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.watch-color-card img {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin: 0 auto 12px;
  display: block;
}
.watch-color-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--azul-corp);
  letter-spacing: 0.02em;
}

@media (max-width: 480px) {
  .watch-colors-grid { grid-template-columns: 1fr; }
}

/* -----------------------------------------------------------------------------
   18.4 Soluciones comparativa · 3 columnas (teléfonos y tablets)
   ----------------------------------------------------------------------------- */
.soluciones-comparativa.cols-3 {
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

@media (max-width: 1100px) {
  .soluciones-comparativa.cols-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .soluciones-comparativa.cols-3 { grid-template-columns: 1fr; }
}

/* -----------------------------------------------------------------------------
   18.5 NHT Strong Recoiled · sección detalle (vista frontal + componentes)
   ----------------------------------------------------------------------------- */
.recoiled-detalle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.recoiled-detalle-item {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.recoiled-detalle-img {
  background: #FFFFFF;
  border: 1px solid var(--borde);
  border-radius: var(--r-md);
  padding: 28px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  transition: all var(--t-medium);
}
.recoiled-detalle-item:hover .recoiled-detalle-img {
  border-color: var(--dorado);
  box-shadow: var(--shadow-card);
}
.recoiled-detalle-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.recoiled-detalle-item figcaption h3 {
  font-size: 1.15rem;
  margin-bottom: 6px;
  color: var(--azul-corp);
}
.recoiled-detalle-item figcaption p {
  font-size: 14.5px;
  color: var(--gris);
  line-height: 1.55;
  margin: 0;
}

@media (max-width: 768px) {
  .recoiled-detalle-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* -----------------------------------------------------------------------------
   18.6 Hero con video rotativo
   ----------------------------------------------------------------------------- */
.producto-hero-media--video {
  padding: 0;
  overflow: hidden;
  aspect-ratio: unset;
  min-height: 320px;
}
.producto-hero-media--video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}

/* =============================================================================
   19. PROYECTOS
   ============================================================================= */

/* Logos clientes */
.clientes-logos-section { padding-block: 48px; }
.clientes-logos-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}
.cliente-logo-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

/* Bloque por cliente */
.proyecto-cliente {
  margin-bottom: 56px;
}
.proyecto-cliente:last-child { margin-bottom: 0; }

.proyecto-cliente-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--gold);
}
.proyecto-cliente-nombre {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}
.proyecto-cliente-badge {
  background: var(--gold-10, rgba(193,154,75,0.12));
  color: var(--gold);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

/* Grilla de fotos */
.proyecto-galeria-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}
.proyecto-galeria-single {
  grid-template-columns: minmax(260px, 480px);
}
.proyecto-foto {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--surface);
}
.proyecto-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}
.proyecto-foto:hover img { transform: scale(1.04); }
.proyecto-foto::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10,37,64,0);
  transition: background 0.25s;
}
.proyecto-foto:hover::after {
  background: rgba(10,37,64,0.15);
}
.proyecto-foto-featured { aspect-ratio: 16/9; }

/* Lightbox */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5,15,30,0.95);
  z-index: 9000;
  align-items: center;
  justify-content: center;
}
.lightbox-overlay.activo { display: flex; }

.lightbox-inner {
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.lightbox-inner img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}
.lightbox-caption {
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.lightbox-close {
  position: fixed;
  top: 20px; right: 24px;
  background: none; border: none;
  color: #fff; font-size: 36px;
  cursor: pointer; line-height: 1;
  opacity: 0.8;
}
.lightbox-close:hover { opacity: 1; }
.lightbox-prev,
.lightbox-next {
  position: fixed;
  top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 28px;
  cursor: pointer; line-height: 1;
  transition: background 0.2s;
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-prev:hover,
.lightbox-next:hover { background: rgba(193,154,75,0.4); }

@media (max-width: 768px) {
  .proyecto-galeria-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .proyecto-galeria-single { grid-template-columns: 1fr; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
}