/* =========================================================
   HUMANITY FASHION — STYLES
   Sistema visual: Bricolage Grotesque + Inter
   Paleta: Noche, Lino, Tabaco cálido + acentos por colección
   ========================================================= */

/* ---------- 1. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--noche);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }

/* ---------- 2. DESIGN TOKENS ---------- */
:root {
  /* Colores base */
  --noche: #0E0E0E;
  --carbon: #2A2A2A;
  --piedra: #6B6660;
  --piedra-suave: #9A958E;
  --lino: #F4F0E8;
  --lino-claro: #FAF7F1;
  --blanco: #FFFFFF;
  --linea: rgba(14, 14, 14, 0.08);
  --linea-fuerte: rgba(14, 14, 14, 0.18);

  /* Acento principal */
  --tabaco: #A6845C;
  --tabaco-oscuro: #8A6A47;
  --tabaco-claro: #C4A47C;

  /* Acentos por colección */
  --urbano: #8B89A0;
  --esenciales: #1E2A3C;
  --nuit: #B89968;
  --brisa: #D4BC94;

  /* Tipografía */
  --font-display: 'Bricolage Grotesque', 'Helvetica Neue', system-ui, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', system-ui, sans-serif;

  /* Espaciado */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Contenedor */
  --container: 1280px;
  --container-narrow: 960px;
  --container-tight: 680px;

  /* Transiciones */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 200ms;
  --t-med: 350ms;
  --t-slow: 600ms;
}

/* ---------- 3. TIPOGRAFÍA ---------- */
.display, h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.025em; line-height: 1.05; }
h1, .h1 { font-size: clamp(40px, 6vw, 72px); font-weight: 600; }
h2, .h2 { font-size: clamp(28px, 3.6vw, 42px); font-weight: 600; line-height: 1.08; }
h3, .h3 { font-size: clamp(20px, 2.2vw, 26px); font-weight: 600; line-height: 1.15; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tabaco);
}
.eyebrow.dark { color: var(--tabaco); }
.eyebrow.light { color: var(--tabaco-claro); }
.eyebrow.muted { color: var(--piedra); }

.lead {
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.55;
  color: var(--carbon);
}
.text-muted { color: var(--piedra); }
.text-small { font-size: 13px; }
.text-mono { font-family: ui-monospace, 'SF Mono', Menlo, monospace; }

::selection { background: var(--tabaco); color: var(--blanco); }

/* ---------- 4. UTILIDADES ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow { max-width: var(--container-narrow); }
.container-tight { max-width: var(--container-tight); }

@media (min-width: 768px) {
  .container { padding: 0 48px; }
}

.section { padding: var(--space-9) 0; }
.section-sm { padding: var(--space-7) 0; }
.section-lg { padding: var(--space-10) 0; }

@media (max-width: 767px) {
  .section { padding: var(--space-8) 0; }
  .section-lg { padding: var(--space-9) 0; }
}

.bg-lino { background: var(--lino); }
.bg-noche { background: var(--noche); color: var(--blanco); }
.bg-blanco { background: var(--blanco); }

.bg-noche .text-muted { color: rgba(255, 255, 255, 0.65); }
.bg-noche .eyebrow.dark { color: var(--tabaco-claro); }

/* ---------- 5. BOTONES ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: 2px;
  transition: all var(--t-fast) var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--noche);
  color: var(--blanco);
}
.btn-primary:hover {
  background: var(--tabaco);
  transform: translateY(-1px);
}
.btn-accent {
  background: var(--tabaco);
  color: var(--blanco);
}
.btn-accent:hover {
  background: var(--tabaco-oscuro);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--noche);
  border-color: var(--noche);
}
.btn-ghost:hover {
  background: var(--noche);
  color: var(--blanco);
}
.btn-ghost-light {
  background: transparent;
  color: var(--blanco);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-ghost-light:hover {
  background: var(--blanco);
  color: var(--noche);
  border-color: var(--blanco);
}

.btn-arrow::after {
  content: "→";
  font-family: var(--font-body);
  transition: transform var(--t-fast) var(--ease);
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ---------- 6. HEADER / NAV ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--lino);
  border-bottom: 1px solid transparent;
  transition: background var(--t-med) var(--ease), border-color var(--t-med) var(--ease);
}
.site-header.scrolled {
  background: var(--lino);
  border-bottom-color: var(--linea);
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--noche);
}
.nav-logo-mark {
  width: 24px;
  height: auto;
  display: block;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--noche);
}
.nav-menu {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-menu .menu-cta { display: none; }
.nav-menu a {
  font-size: 13px;
  font-weight: 500;
  color: var(--piedra);
  letter-spacing: 0.02em;
  position: relative;
  transition: color var(--t-fast) var(--ease);
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--noche);
}
.nav-menu a.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 1px;
  background: var(--tabaco);
}

.nav-cta {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 10px 18px;
  background: var(--noche);
  color: var(--blanco);
  border-radius: 2px;
  transition: background var(--t-fast) var(--ease);
}
.nav-cta:hover { background: var(--tabaco); }

.nav-toggle {
  display: none;
  width: 32px;
  height: 32px;
  position: relative;
}
.nav-toggle span {
  display: block;
  position: absolute;
  left: 4px;
  right: 4px;
  height: 1.5px;
  background: var(--noche);
  transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}
.nav-toggle span:nth-child(1) { top: 11px; }
.nav-toggle span:nth-child(2) { top: 16px; }
.nav-toggle span:nth-child(3) { top: 21px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-menu, .nav-cta { display: none; }
  .nav-toggle { display: block; }

  .site-header.menu-open .nav-menu {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--lino);
    padding: 8px 24px 24px;
    gap: 0;
    border-bottom: 1px solid var(--linea);
    align-items: stretch;
  }
  .site-header.menu-open .nav-menu li {
    border-bottom: 1px solid var(--linea);
  }
  .site-header.menu-open .nav-menu li:last-of-type {
    border-bottom: none;
    margin-top: 12px;
  }
  .site-header.menu-open .nav-menu a {
    display: block;
    padding: 18px 0;
    font-size: 18px;
    font-family: var(--font-display);
    font-weight: 500;
    color: var(--noche);
    letter-spacing: -0.01em;
  }
  .site-header.menu-open .nav-menu a.active {
    color: var(--tabaco);
  }
  .site-header.menu-open .nav-menu a.active::after {
    display: none;
  }
  .site-header.menu-open .nav-menu .menu-cta {
    display: block;
    border-bottom: none;
    margin-top: 12px;
  }
  .site-header.menu-open .nav-menu .menu-cta a {
    background: var(--noche);
    color: var(--blanco);
    text-align: center;
    padding: 16px 24px;
    font-size: 13px;
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: 0.04em;
    border-radius: 2px;
  }
}

/* ---------- 7. HERO ---------- */
.hero {
  background: var(--lino);
  padding: var(--space-7) 0 var(--space-9);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-7);
  align-items: center;
}
.hero-content {
  max-width: 580px;
}
.hero-eyebrow {
  display: inline-block;
  margin-bottom: var(--space-5);
}
.hero h1 {
  margin-bottom: var(--space-5);
  color: var(--noche);
}
.hero-lead {
  margin-bottom: var(--space-6);
  color: var(--carbon);
  max-width: 480px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-image {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 2px;
}
.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}
.hero-image::after {
  content: "";
  position: absolute;
  top: 16px;
  right: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tabaco);
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero-image { aspect-ratio: 4 / 4; max-width: 480px; margin: 0 auto; }
  .hero { padding: var(--space-6) 0 var(--space-8); }
}
@media (max-width: 540px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
}

/* ---------- 8. SECCIONES (POR QUÉ HUMANITY / PILARES) ---------- */
.section-intro {
  margin-bottom: var(--space-7);
  max-width: 680px;
}
.section-intro .eyebrow {
  margin-bottom: var(--space-3);
}
.section-intro h2 {
  margin-bottom: var(--space-4);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-7);
}
.pillar-stat {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 600;
  line-height: 0.9;
  color: var(--tabaco);
  letter-spacing: -0.04em;
  margin-bottom: var(--space-4);
}
.pillar-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.pillar-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--piedra);
}

@media (max-width: 768px) {
  .pillars { grid-template-columns: 1fr; gap: var(--space-6); }
}

/* ---------- 9. COLECCIONES (CARDS) ---------- */
.colecciones-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.coleccion-card {
  position: relative;
  aspect-ratio: 5 / 4;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-5);
  overflow: hidden;
  border-radius: 2px;
  text-decoration: none;
  color: var(--blanco);
  transition: transform var(--t-med) var(--ease);
}
.coleccion-card:hover {
  transform: translateY(-4px);
}
.coleccion-card.urbano { background: var(--urbano); }
.coleccion-card.esenciales { background: var(--esenciales); }
.coleccion-card.nuit { background: var(--noche); color: var(--nuit); }
.coleccion-card.nuit .coleccion-text { color: rgba(255,255,255,0.7); }
.coleccion-card.brisa { background: var(--brisa); color: var(--noche); }
.coleccion-card.brisa .coleccion-text { color: rgba(14,14,14,0.7); }
.coleccion-card-tag {
  font-size: 10px;
  letter-spacing: 0.16em;
  font-weight: 500;
  opacity: 0.6;
}
.coleccion-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
}
.coleccion-card h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 600;
  margin-bottom: 6px;
}
.coleccion-text {
  font-size: 13px;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.85);
  max-width: 240px;
}
.coleccion-card-arrow {
  font-size: 22px;
  font-family: var(--font-display);
  transition: transform var(--t-fast) var(--ease);
}
.coleccion-card:hover .coleccion-card-arrow {
  transform: translate(4px, -4px);
}

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

/* ---------- 10. CÓMO TRABAJAMOS (STEPS) ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  counter-reset: step;
}
.step {
  position: relative;
  padding-top: var(--space-6);
  border-top: 1px solid var(--linea-fuerte);
}
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: -12px;
  left: 0;
  background: var(--lino);
  padding-right: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--tabaco);
  letter-spacing: 0.04em;
}
.bg-blanco .step::before { background: var(--blanco); }
.step-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--noche);
}
.step-text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--piedra);
}

@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
}
@media (max-width: 540px) {
  .steps { grid-template-columns: 1fr; }
}

/* ---------- 11. CTA FINAL (BANDA OSCURA) ---------- */
.cta-band {
  text-align: center;
  background: var(--noche);
  color: var(--blanco);
  padding: var(--space-9) 0;
}
.cta-band .container { max-width: var(--container-narrow); }
.cta-band h2 {
  margin-bottom: var(--space-4);
  color: var(--blanco);
}
.cta-band .lead {
  margin: 0 auto var(--space-6);
  color: rgba(255, 255, 255, 0.72);
  max-width: 540px;
}

/* ---------- 12. PAGE HEAD (NOSOTROS, COLECCIONES, CONTACTO) ---------- */
.page-head {
  background: var(--lino);
  padding: var(--space-9) 0 var(--space-7);
  border-bottom: 1px solid var(--linea);
}
.page-head .eyebrow { margin-bottom: var(--space-4); }
.page-head h1 {
  font-size: clamp(40px, 5vw, 64px);
  margin-bottom: var(--space-4);
}
.page-head .lead {
  max-width: 640px;
}

/* ---------- 12B. COLLECTION PAGE HEAD ---------- */
.collection-head {
  padding: var(--space-7) 0 var(--space-9);
  position: relative;
  overflow: hidden;
}
.collection-head.urbano-bg { background: var(--urbano); color: var(--blanco); }
.collection-head.esenciales-bg { background: var(--esenciales); color: var(--blanco); }
.collection-head.nuit-bg { background: var(--noche); color: var(--blanco); }
.collection-head.nuit-bg .collection-tagline { color: var(--nuit); }
.collection-head.brisa-bg { background: var(--brisa); color: var(--noche); }

.collection-back {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-5);
  opacity: 0.7;
  transition: opacity var(--t-fast) var(--ease);
}
.collection-back:hover { opacity: 1; }

.collection-head .eyebrow {
  margin-bottom: var(--space-3);
}
.collection-head .eyebrow.on-color {
  color: rgba(255, 255, 255, 0.7);
}
.collection-head.brisa-bg .eyebrow.on-color {
  color: rgba(14, 14, 14, 0.55);
}

.collection-head h1 {
  font-size: clamp(56px, 8vw, 96px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: var(--space-4);
}

.collection-tagline {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 400;
  letter-spacing: -0.015em;
  margin: 0;
  opacity: 0.92;
}

.collection-head-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-7);
  align-items: end;
}

.collection-intro p {
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 var(--space-3);
  opacity: 0.85;
  max-width: 480px;
}
.collection-head.brisa-bg .collection-intro p {
  opacity: 0.75;
}

@media (max-width: 900px) {
  .collection-head-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  .collection-head { padding: var(--space-6) 0 var(--space-7); }
}

/* ---------- 12C. COLLECTION SPECS BAR ---------- */
.collection-specs {
  background: var(--lino);
  border-bottom: 1px solid var(--linea);
  padding: var(--space-5) 0;
}
.collection-specs ul {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-5);
}
.collection-specs li {
  font-size: 13px;
  color: var(--carbon);
  line-height: 1.4;
}
.collection-specs li span {
  display: block;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--piedra);
  margin-bottom: 4px;
}

@media (max-width: 900px) {
  .collection-specs ul { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
}
@media (max-width: 480px) {
  .collection-specs ul { grid-template-columns: 1fr; }
}

/* ---------- 12D. PRODUCT GRID ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6) var(--space-5);
}
.product-card {
  display: flex;
  flex-direction: column;
}
.product-image {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--lino);
  margin-bottom: var(--space-4);
  border-radius: 2px;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}
.product-card:hover .product-image img {
  transform: scale(1.03);
}
.product-info {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.product-info h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.product-model {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--piedra);
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-5) var(--space-4); }
}
@media (max-width: 540px) {
  .product-grid { grid-template-columns: 1fr; gap: var(--space-5); }
}

/* ---------- 12E. LIGHTBOX (MODAL DE PRODUCTO) ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease);
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-overlay {
  position: absolute;
  inset: 0;
  background: rgba(14, 14, 14, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.lightbox-content {
  position: relative;
  width: 100%;
  max-width: 1100px;
  height: 100%;
  max-height: 100vh;
  padding: 60px 24px 24px;
  display: flex;
  flex-direction: column;
  z-index: 1;
}
.lightbox-close {
  position: absolute;
  top: 12px;
  right: 16px;
  width: 44px;
  height: 44px;
  font-size: 32px;
  color: var(--blanco);
  background: transparent;
  border: none;
  cursor: pointer;
  line-height: 1;
  opacity: 0.7;
  transition: opacity var(--t-fast) var(--ease);
  z-index: 2;
}
.lightbox-close:hover { opacity: 1; }

.lightbox-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 0;
}
.lightbox-image-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 0;
}
.lightbox-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  width: auto;
  height: auto;
  border-radius: 2px;
}
.lightbox-nav {
  width: 48px;
  height: 48px;
  font-size: 36px;
  color: var(--blanco);
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: scale(1.05);
}

.lightbox-info {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding: 0 8px;
  color: var(--blanco);
}
.lightbox-meta {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}
.lightbox-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--blanco);
}
.lightbox-model {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tabaco-claro);
}
.lightbox-counter {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.04em;
}

.lightbox-thumbs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  padding: 0 8px;
}
.lightbox-thumb {
  width: 56px;
  height: 56px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.lightbox-thumb.active {
  opacity: 1;
  border-color: var(--tabaco);
}
.lightbox-thumb:hover { opacity: 0.85; }

@media (max-width: 600px) {
  .lightbox-content { padding: 56px 12px 16px; }
  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 28px;
  }
  .lightbox-thumb { width: 48px; height: 48px; }
  .lightbox-info { flex-direction: column; gap: 4px; }
}

/* ---------- 13B. CONTACTO PAGE ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

.contact-form-intro {
  margin-bottom: var(--space-6);
  max-width: 520px;
}
.contact-form-intro .eyebrow { margin-bottom: var(--space-3); }
.contact-form-intro h2 { margin-bottom: 0; }

/* FORM */
.contact-form {
  background: var(--lino-claro);
  padding: var(--space-6);
  border: 1px solid var(--linea);
  border-radius: 2px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4) var(--space-4);
}
.form-field { display: flex; flex-direction: column; }
.form-field-full { grid-column: 1 / -1; }

.form-field label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--carbon);
  margin-bottom: 6px;
}
.form-field .req { color: var(--tabaco); margin-left: 2px; }

.form-field input,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--noche);
  background: var(--blanco);
  border: 1px solid var(--linea-fuerte);
  border-radius: 2px;
  padding: 12px 14px;
  width: 100%;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--tabaco);
  box-shadow: 0 0 0 3px rgba(166, 132, 92, 0.18);
}
.form-field textarea { resize: vertical; min-height: 100px; }
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--piedra-suave); }

.form-field input:not(:focus):not(:placeholder-shown):invalid,
.form-field textarea:not(:focus):not(:placeholder-shown):invalid {
  border-color: #B33A3A;
}

/* Add placeholder=" " to required fields so :placeholder-shown works for empty state */
.form-field input:required,
.form-field textarea:required {
  /* When empty, :placeholder-shown is true → invalid styles do NOT apply */
}

.form-submit {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--linea);
}
.form-submit .btn {
  align-self: flex-start;
  min-width: 220px;
}
.form-note { margin: 0; max-width: 420px; }

.form-submit .btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* FORM STATUS */
.form-status {
  margin-top: var(--space-4);
  padding: 14px 16px;
  border-radius: 2px;
  font-size: 14px;
  line-height: 1.5;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(166, 132, 92, 0.1);
  border-left: 3px solid var(--tabaco);
  color: var(--carbon);
}
.form-status.error {
  display: block;
  background: rgba(179, 58, 58, 0.08);
  border-left: 3px solid #B33A3A;
  color: var(--carbon);
}

/* SIDEBAR INFO */
.contact-info {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.contact-info-block .eyebrow { margin-bottom: var(--space-3); display: block; }
.contact-info-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--carbon);
  margin: 0;
}

.contact-channels {
  display: flex;
  flex-direction: column;
}
.contact-channels li {
  border-top: 1px solid var(--linea);
  padding: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.contact-channels li:last-child { border-bottom: 1px solid var(--linea); }

.contact-channel-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--piedra);
}
.contact-channel-value {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--noche);
  transition: color var(--t-fast) var(--ease);
}
.contact-channel-value:hover { color: var(--tabaco); }

.contact-info-cta {
  background: var(--lino);
  padding: var(--space-5);
  border-radius: 2px;
}

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-7); }
  .contact-info { position: static; }
}
@media (max-width: 540px) {
  .contact-form { padding: var(--space-5) var(--space-4); }
  .form-grid { grid-template-columns: 1fr; }
  .form-submit .btn { width: 100%; min-width: 0; }
}

/* ---------- 13. NOSOTROS — BLOQUES EDITORIALES ---------- */
.editorial-section {
  padding: var(--space-9) 0;
}
.editorial-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-8);
}
.editorial-grid .eyebrow {
  position: sticky;
  top: 96px;
  align-self: start;
}
.editorial-body h2 {
  margin-bottom: var(--space-5);
  max-width: 600px;
}
.editorial-body p {
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.65;
  color: var(--carbon);
  max-width: 640px;
  margin-bottom: var(--space-4);
}
.editorial-body p + p { margin-top: var(--space-4); }
.editorial-body ul {
  margin-top: var(--space-5);
  padding-left: 0;
  display: grid;
  gap: var(--space-3);
}
.editorial-body ul li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--carbon);
}
.editorial-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 1px;
  background: var(--tabaco);
}

@media (max-width: 900px) {
  .editorial-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .editorial-grid .eyebrow { position: static; }
}

/* ---------- 14. FOOTER ---------- */
.site-footer {
  background: var(--noche);
  color: rgba(255, 255, 255, 0.72);
  padding: var(--space-8) 0 var(--space-5);
  font-size: 13px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-4);
}
.footer-logo-mark {
  width: 140px;
  height: auto;
  display: block;
}
.footer-brand-text {
  max-width: 280px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-4);
}
.footer-col ul { display: grid; gap: 12px; }
.footer-col a {
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  transition: color var(--t-fast) var(--ease);
}
.footer-col a:hover { color: var(--tabaco-claro); }
.footer-bottom {
  margin-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
  .footer-top .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 540px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ---------- 15. ANIMACIONES SUTILES ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fadeUp var(--t-slow) var(--ease) both; }
.fade-up-delay-1 { animation-delay: 80ms; }
.fade-up-delay-2 { animation-delay: 160ms; }
.fade-up-delay-3 { animation-delay: 240ms; }
.fade-up-delay-4 { animation-delay: 320ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 16. ACCESIBILIDAD ---------- */
:focus-visible {
  outline: 2px solid var(--tabaco);
  outline-offset: 3px;
  border-radius: 2px;
}
.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;
}

/* Skip-to-content para accesibilidad por teclado */
.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--noche);
  color: var(--blanco);
  padding: 8px 16px;
  z-index: 100;
  border-radius: 2px;
  font-size: 13px;
}
.skip-link:focus { top: 16px; }