/* ==========================================================================
   HASALINOX — Sistema de diseño compartido
   Fabricación y reforma en acero inoxidable · Barcelona
   --------------------------------------------------------------------------
   Este archivo lo cargan index.html y catalogo.html. Contiene:
     0. Fuentes (autohosteadas — RGPD/LSSI-CE)
     1. Reset
     2. Tokens (:root)
     3. Base y accesibilidad (focus-visible, skip-link, reduced-motion)
     4. Utilidades (contenedor, reveal, visually-hidden)
     5. Tipografía de sección (eyebrow, h2, lead)
     6. Botones
     7. Nav (compartido)
     8. Footer (compartido)
     9. Modales legales (compartido)
    10. Producto — card reutilizable (preview en landing + grid en catálogo)
    11. Landing: hero · strip · features · proceso · sectores · CTA band · contacto
    ------------------------------------------------------------------------
    Los estilos exclusivos de catalogo.html (filtros, grid completo, ficha
    con galería) se añaden en un bloque marcado más abajo al construir esa
    página. Ver "=== CATÁLOGO ===".
   ========================================================================== */

/* ── 0. FUENTES ─────────────────────────────────────────────────────────── */
/* Rutas relativas a este archivo (css/ → ../fonts/) */
@font-face {
  font-family: 'DM Serif Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-serif-display-v17-latin-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Serif Display';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-serif-display-v17-latin-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-sans-v17-latin-regular.woff2') format('woff2');
}

/* ── 1. RESET ───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

button { font: inherit; color: inherit; }

/* ── 2. TOKENS ──────────────────────────────────────────────────────────── */
:root {
  /* Paleta — azul acero + inox (accent extraído de la tarjeta del cliente) */
  --white:        #ffffff;
  --off-white:    #f4f6f9;
  --warm-gray:    #dde2ea;
  --mid-gray:     #8fa0b8;
  --text:         #12202e;
  --text-2:       #4a5e72;
  --text-3:       #8298b0;

  --accent:       #4a90c4;
  --accent-d:     #2a6094;
  --accent-light: #e8f2f9;

  --navy:         #1a2e42;
  --navy-2:       #243c52;

  --border:       #cdd5e0;
  --border-strong:#b3bfce;
  --steel:        #2a4a6b;

  /* Acabado "brushed steel" — reflejo satinado sin blur (skills-web §1.1).
     Se aplica sobre superficies navy con background-blend / capa. */
  --steel-satin:
    linear-gradient(105deg,
      rgba(255,255,255,0.06) 0%,
      rgba(255,255,255,0) 22%,
      rgba(255,255,255,0.04) 46%,
      rgba(255,255,255,0) 70%,
      rgba(255,255,255,0.05) 100%);

  /* Tipografía */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, -apple-system, sans-serif;

  /* Escala tipográfica fluida */
  --fs-eyebrow: 0.7rem;
  --fs-sm:      0.8rem;
  --fs-base:    1rem;
  --fs-lead:    clamp(1rem, 1.4vw, 1.1rem);
  --fs-h3:      1.2rem;
  --fs-h2:      clamp(2rem, 4vw, 3rem);
  --fs-h1:      clamp(2.8rem, 5.5vw, 5rem);

  /* Espaciado (escala consistente — reemplaza los valores sueltos del v7) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3.5rem;
  --section-y: clamp(4rem, 8vw, 7rem);

  /* Layout */
  --max-w: 1200px;
  --pad:   clamp(1.5rem, 5vw, 4rem);
  --nav-h: 64px;

  /* Detalle */
  --radius:  2px;          /* canto de chapa, casi vivo */
  --radius-lg: 4px;
  --hairline: 1px;

  /* Sombras */
  --shadow-sm: 0 2px 16px rgba(18,32,46,0.08);
  --shadow-md: 0 12px 40px rgba(18,32,46,0.12);
  --shadow-modal: 0 24px 80px rgba(18,32,46,0.28);

  /* Motion */
  --ease:  cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 0.2s;
  --t-med:  0.4s;

  /* Foco */
  --focus-ring: 0 0 0 3px var(--accent-light), 0 0 0 4px var(--accent);
}

/* ── 3. BASE Y ACCESIBILIDAD ────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--text);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--white); }

/* Foco visible propio — nunca outline:none sin alternativa */
:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius);
}
/* Quitar el foco por defecto solo cuando hay :focus-visible soportado */
a, button, input, textarea, select { outline: none; }

/* Skip link */
.skip-link {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translate(-50%, -120%);
  background: var(--navy);
  color: var(--white);
  padding: var(--space-3) var(--space-5);
  z-index: 300;
  text-decoration: none;
  font-size: var(--fs-sm);
  border-radius: 0 0 var(--radius) var(--radius);
  transition: transform var(--t-fast) var(--ease);
}
.skip-link:focus { transform: translate(-50%, 0); }

/* ── 4. UTILIDADES ──────────────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--pad); }

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

/* Scroll reveal (IntersectionObserver — nunca listener de scroll) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal--visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ── 5. TIPOGRAFÍA DE SECCIÓN ───────────────────────────────────────────── */
.section        { padding: var(--section-y) var(--pad); max-width: var(--max-w); margin-inline: auto; }
.section--bleed { max-width: none; padding-inline: 0; }        /* fondo a sangre */
.section--bleed > .inner { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--pad); }

.section-header { margin-bottom: var(--space-8); }

/* Eyebrow con hairline tipo junta soldada */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-d);          /* contraste AA en texto pequeño */
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: var(--hairline);
  background: var(--accent-d);
}

.h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
}
.h2 em { font-style: italic; }

.lead {
  font-size: var(--fs-lead);
  font-weight: 300;
  color: var(--text-2);
  max-width: 560px;
  margin-top: var(--space-4);
}

/* ── 6. BOTONES ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease);
}
.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-d); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: var(--hairline) solid var(--border-strong);
  font-weight: 400;
}
.btn-outline:hover { background: var(--text); color: var(--white); border-color: var(--text); }

/* ── 7. NAV (compartido) ────────────────────────────────────────────────── */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);              /* válido: actúa sobre contenido renderizado (§1) */
  -webkit-backdrop-filter: blur(12px);
  border-bottom: var(--hairline) solid var(--border);
  transition: box-shadow var(--t-fast);
}
.nav.scrolled { box-shadow: var(--shadow-sm); }

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-icon { width: 40px; height: 40px; flex-shrink: 0; object-fit: contain; border-radius: 50%; }
.nav-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-logo-main {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-logo-main em { font-style: italic; color: var(--accent); }
.nav-logo-sub {
  font-size: 0.6rem;
  color: var(--text-3);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav-links { display: flex; gap: var(--space-6); list-style: none; }
.nav-links a {
  text-decoration: none;
  font-size: 0.875rem;
  color: var(--text-2);
  transition: color var(--t-fast);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--text); }

.nav-cta {
  background: var(--navy);
  color: var(--white);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background var(--t-fast);
}
.nav-cta:hover { background: var(--accent); color: var(--white); }

/* Burger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-burger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Panel móvil */
.nav-mobile {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 auto 0;
  z-index: 99;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-5) var(--pad);
  background: var(--white);
  border-bottom: var(--hairline) solid var(--border);
}
.nav-mobile.open { display: flex; }
.nav-mobile a { text-decoration: none; font-size: 1rem; color: var(--text-2); }
.nav-mobile a.nav-cta { color: var(--white); display: inline-block; align-self: flex-start; }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
}

/* ── 8. FOOTER (compartido) ─────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  position: relative;
  isolation: isolate;
}
.footer::before {          /* acabado satinado sutil */
  content: '';
  position: absolute; inset: 0; z-index: -1;
  background: var(--steel-satin);
  pointer-events: none;
}
.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--space-8) var(--pad) var(--space-6);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-7);
}
.footer h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: var(--space-4);
  font-weight: 400;
}
.footer-brand p { font-size: 0.9rem; font-weight: 300; max-width: 320px; }
.footer ul { list-style: none; }
.footer li { margin-bottom: var(--space-3); }
.footer a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--t-fast);
}
.footer a:hover { color: var(--white); }
.footer-bottom {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--space-5) var(--pad);
  border-top: var(--hairline) solid rgba(255,255,255,0.1);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

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

/* ── 9. MODALES LEGALES (compartido) ────────────────────────────────────── */
.legal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  background: rgba(18,32,46,0.7);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.legal-overlay.open { opacity: 1; pointer-events: all; }

.legal-modal {
  background: var(--white);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal);
  transform: translateY(20px);
  transition: transform var(--t-med) var(--ease);
}
.legal-overlay.open .legal-modal { transform: translateY(0); }

.legal-modal__head {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  background: var(--white);
  border-bottom: var(--hairline) solid var(--border);
}
.legal-modal__head h2 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 400; }
.legal-modal__close {
  background: none; border: none; cursor: pointer;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  color: var(--text-2); border-radius: var(--radius);
  transition: background var(--t-fast), color var(--t-fast);
}
.legal-modal__close:hover { background: var(--off-white); color: var(--text); }
.legal-modal__body { padding: var(--space-6); }
.legal-modal__body h3 {
  font-size: 1rem; margin: var(--space-5) 0 var(--space-2);
  color: var(--text);
}
.legal-modal__body h3:first-child { margin-top: 0; }
.legal-modal__body p { font-size: 0.9rem; color: var(--text-2); margin-bottom: var(--space-3); }

/* ── 10. PRODUCTO — card reutilizable (preview + catálogo) ──────────────── */
.product-card {
  background: var(--white);
  cursor: pointer;
  overflow: hidden;
  border: var(--hairline) solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast) var(--ease);
}
.product-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.product-card:hover .product-img { transform: scale(1.04); }
.product-card:hover .product-arrow { transform: translateX(4px); }

.product-img-wrap {
  aspect-ratio: 4 / 3;
  background: var(--warm-gray);
  overflow: hidden;
  position: relative;
}
.product-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-med) var(--ease);
}
.product-img-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: var(--space-3);
  color: var(--mid-gray);
}
.product-img-placeholder svg { opacity: 0.5; }
.product-img-placeholder span { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; }

.product-badge {
  position: absolute; top: 12px; left: 12px;
  background: var(--accent); color: var(--white);
  font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 3px 8px; border-radius: var(--radius);
}

.product-info { padding: var(--space-5); }
.product-cat {
  font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-3); margin-bottom: var(--space-1);
}
.product-name {
  font-family: var(--font-display);
  font-size: 1.1rem; color: var(--text);
  margin-bottom: var(--space-1);
}
.product-short {
  font-size: 0.85rem; font-weight: 300;
  color: var(--text-2); line-height: 1.5;
  margin-bottom: var(--space-4);
}
.product-footer { display: flex; align-items: center; justify-content: space-between; }
.product-specs-preview { display: flex; gap: var(--space-4); }
.spec-chip { font-size: 0.7rem; letter-spacing: 0.06em; color: var(--text-3); }
.product-arrow {
  width: 20px; height: 20px;
  color: var(--text-3); flex-shrink: 0;
  transition: transform var(--t-fast) var(--ease);
}

/* ══════════════════════════════════════════════════════════════════════════
   11. LANDING (index.html)
   ══════════════════════════════════════════════════════════════════════════ */

/* ── HERO ── */
#hero {
  padding-top: var(--nav-h);
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 8vw, 7rem) var(--pad);
  background: var(--off-white);
  min-width: 0;
}
.hero-h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-5);
}
.hero-h1 em { font-style: italic; color: var(--accent); }
.hero-desc {
  font-size: var(--fs-lead);
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: var(--space-7);
}
.hero-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: var(--space-7);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: var(--hairline) solid var(--border);
}
.hero-stat-num { font-family: var(--font-display); font-size: 2rem; color: var(--text); line-height: 1; }
.hero-stat-label {
  font-size: 0.75rem; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-top: var(--space-1);
}

.hero-visual { position: relative; overflow: hidden; background: var(--navy); isolation: isolate; min-width: 0; }
.hero-visual::after {                 /* acabado satinado sobre la foto */
  content: '';
  position: absolute; inset: 0;
  background: var(--steel-satin);
  pointer-events: none;
}
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.75; }
.hero-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(26,46,66,0.35) 0%, transparent 65%);
}
.hero-visual-badge {
  position: absolute; bottom: var(--space-7); left: var(--space-7);
  background: rgba(255,255,255,0.08);
  border: var(--hairline) solid rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: var(--space-5) 1.75rem;
}
.hero-visual-badge p {
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); margin-bottom: var(--space-1);
}
.hero-visual-badge strong {
  font-family: var(--font-display); font-size: 1.05rem;
  color: rgba(255,255,255,0.9); font-weight: 400;
}

@media (max-width: 860px) {
  #hero { grid-template-columns: 1fr; }
  .hero-visual { min-height: 42vh; order: -1; }
}

/* ── STRIP ── */
.strip {
  background: var(--navy);
  position: relative; isolation: isolate;
  padding: 1.25rem var(--pad);
  display: flex; align-items: center; justify-content: center;
  gap: clamp(2rem, 4vw, 5rem);
  flex-wrap: wrap;
}
.strip::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--steel-satin); pointer-events: none;
}
.strip-item {
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.32);
}

/* ── FEATURES ── */
#features { background: var(--off-white); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--hairline);
  margin-top: var(--space-8);
  background: var(--border);
  border: var(--hairline) solid var(--border);
}
.feature-card { background: var(--off-white); padding: var(--space-7) var(--space-6); transition: background 0.3s; }
.feature-card:hover { background: var(--white); }
.feature-icon { width: 40px; height: 40px; margin-bottom: var(--space-5); color: var(--accent); }
.feature-card h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: var(--space-3); }
.feature-card p { font-size: 0.9rem; font-weight: 300; color: var(--text-2); line-height: 1.7; }

@media (max-width: 860px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .features-grid { grid-template-columns: 1fr; } }

/* ── CATALOG PREVIEW (landing) ── */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.preview-foot { margin-top: var(--space-7); text-align: center; }

@media (max-width: 860px) { .preview-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .preview-grid { grid-template-columns: 1fr; } }

/* ── PROCESS ── */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.process-step { position: relative; padding-top: var(--space-6); border-top: 2px solid var(--navy); }
.process-num {
  font-family: var(--font-display);
  font-size: 2.4rem; line-height: 1;
  color: var(--accent);
  margin-bottom: var(--space-4);
}
.process-step h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: var(--space-2); }
.process-step p { font-size: 0.9rem; font-weight: 300; color: var(--text-2); line-height: 1.7; }

@media (max-width: 860px) { .process-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-7); } }
@media (max-width: 480px) { .process-grid { grid-template-columns: 1fr; } }

/* ── SECTORS ── */
#sectores { background: var(--off-white); }
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.sector-card {
  display: flex;
  gap: var(--space-5);
  background: var(--white);
  padding: var(--space-6);
  border: var(--hairline) solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.sector-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); }
.sector-icon {
  flex-shrink: 0;
  width: 52px; height: 52px;
  display: grid; place-items: center;
  background: var(--accent-light); color: var(--accent-d);
  border-radius: var(--radius);
}
.sector-card h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: var(--space-2); }
.sector-card p { font-size: 0.9rem; font-weight: 300; color: var(--text-2); line-height: 1.6; margin-bottom: var(--space-3); }
.sector-tag {
  display: inline-block;
  font-size: 0.7rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent-d);
  padding: 3px 10px; background: var(--accent-light); border-radius: var(--radius);
}

@media (max-width: 720px) { .sectors-grid { grid-template-columns: 1fr; } }

/* ── CTA BAND ── */
.cta-band {
  background: var(--navy);
  position: relative; isolation: isolate;
  text-align: center;
  padding: var(--section-y) var(--pad);
}
.cta-band::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--steel-satin); pointer-events: none;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: var(--space-4);
}
.cta-band h2 em { font-style: italic; color: var(--accent); }
.cta-band p {
  color: rgba(255,255,255,0.7);
  font-weight: 300;
  max-width: 520px;
  margin: 0 auto var(--space-6);
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 6vw, 5rem);
  margin-top: var(--space-8);
}
.contact-info h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: var(--space-3); }
.contact-info p { font-size: 0.95rem; font-weight: 300; color: var(--text-2); line-height: 1.7; margin-bottom: var(--space-6); }
.contact-detail { display: flex; gap: var(--space-4); margin-bottom: var(--space-5); align-items: flex-start; }
.contact-detail svg { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.contact-detail-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-3); }
.contact-detail-value { font-size: 0.95rem; color: var(--text); }
.contact-detail-value a { color: var(--text); text-decoration: none; }
.contact-detail-value a:hover { color: var(--accent); }

.contact-form { display: grid; gap: var(--space-4); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.form-field label { font-size: 0.8rem; font-weight: 500; color: var(--text); }
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.75rem 0.9rem;
  border: var(--hairline) solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-light); }
.form-field input.invalid,
.form-field textarea.invalid { border-color: #c0392b; }

.field-error { font-size: 0.78rem; color: #c0392b; display: none; }
.field-error.visible { display: block; }

.form-consent { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-2); }
.form-consent input { margin-top: 3px; }
.form-consent label { font-size: 0.82rem; font-weight: 300; color: var(--text-2); line-height: 1.5; }
.form-consent a { color: var(--accent-d); }

/* Honeypot — fuera de pantalla, no display:none (algunos bots lo detectan) */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-success {
  display: none;
  padding: var(--space-5);
  background: var(--accent-light);
  border: var(--hairline) solid var(--accent);
  border-radius: var(--radius);
  color: var(--accent-d);
  font-size: 0.9rem;
}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════════════════════════════════
   === CATALOGO === (catalogo.html) — modelo hibrido de 2 niveles + lightbox
   Nivel 1: tarjetas de categoria .cat-card (tambien en el preview de portada)
   Nivel 2: productos .product-card (reutiliza seccion 10)
   Lightbox de fotos del producto
   ══════════════════════════════════════════════════════════════════════════ */

/* ── Cabecera de la subpagina ── */
.catalog-hero {
  padding: calc(var(--nav-h) + var(--space-8)) var(--pad) var(--space-7);
  background: var(--off-white);
  border-bottom: var(--hairline) solid var(--border);
}
.catalog-hero-inner { max-width: var(--max-w); margin-inline: auto; }
.catalog-back {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--fs-sm); color: var(--text-2);
  text-decoration: none; margin-bottom: var(--space-5);
  background: none; border: none; cursor: pointer; font-family: var(--font-body);
  transition: color var(--t-fast);
}
.catalog-back:hover { color: var(--accent); }
.catalog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  line-height: 1.08; letter-spacing: -0.02em;
  color: var(--text); margin-bottom: var(--space-4);
}
.catalog-hero h1 em { font-style: italic; color: var(--accent); }
.catalog-hero .lead { margin-top: 0; }

/* ── Rejilla contenedora ── */
.catalog-grid {
  max-width: var(--max-w); margin-inline: auto;
  padding: var(--space-8) var(--pad) var(--section-y);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 860px) { .catalog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .catalog-grid { grid-template-columns: 1fr; } }

/* ── Cabecera del nivel 2 (productos de una categoria) ── */
.catalog-cathead {
  max-width: var(--max-w); margin-inline: auto;
  padding: var(--space-7) var(--pad) 0;
  display: flex; align-items: baseline; gap: var(--space-5); flex-wrap: wrap;
}
.catalog-cathead h2 { font-family: var(--font-display); font-size: var(--fs-h2); letter-spacing: -0.02em; }
.catalog-cathead .catalog-cat-count { font-size: var(--fs-sm); color: var(--text-3); }

/* ── Tarjeta de CATEGORIA (nivel 1 + preview de portada) ── */
.cat-card {
  display: block; text-decoration: none; color: inherit;
  border: var(--hairline) solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  background: var(--white);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast) var(--ease);
}
.cat-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.cat-card:hover .product-img { transform: scale(1.04); }
.cat-card-img {
  aspect-ratio: 3 / 2; background: var(--warm-gray);
  overflow: hidden; position: relative;
}
.cat-card-img .product-img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-med) var(--ease); }
.cat-card-info {
  padding: var(--space-5);
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3);
}
.cat-card-name { font-family: var(--font-display); font-size: 1.2rem; color: var(--text); }
.cat-card-count {
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent-d); white-space: nowrap;
}

/* ── Tarjeta de PRODUCTO (nivel 2) — variante minima: solo foto + nombre ── */
.product-photocount {
  position: absolute; bottom: 10px; right: 10px;
  font-size: 0.65rem; letter-spacing: 0.05em;
  color: var(--white); background: rgba(18,32,46,0.6);
  padding: 3px 8px; border-radius: var(--radius);
}

/* ── LIGHTBOX ── */
.lightbox {
  position: fixed; inset: 0; z-index: 250;
  display: flex; align-items: center; justify-content: center;
  background: rgba(10,18,26,0.92);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s;
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lightbox-stage {
  position: relative;
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
}
.lightbox-img {
  max-width: 100%; max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-placeholder {
  width: min(70vw, 480px); aspect-ratio: 4/3;
  display: grid; place-items: center;
  color: rgba(255,255,255,0.4);
  border: var(--hairline) solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
}
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.12);
  border: var(--hairline) solid rgba(255,255,255,0.2);
  color: var(--white); cursor: pointer;
  border-radius: 50%;
  transition: background var(--t-fast), opacity var(--t-fast);
}
.lightbox-nav:hover { background: rgba(255,255,255,0.24); }
.lightbox-nav[disabled] { opacity: 0.3; cursor: default; }
.lightbox-nav.prev { left: clamp(0.5rem, 2vw, 2rem); }
.lightbox-nav.next { right: clamp(0.5rem, 2vw, 2rem); }
.lightbox-close {
  position: absolute; top: clamp(0.75rem, 2vw, 1.5rem); right: clamp(0.75rem, 2vw, 1.5rem); z-index: 3;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.12);
  border: var(--hairline) solid rgba(255,255,255,0.2);
  color: var(--white); cursor: pointer; border-radius: 50%;
  transition: background var(--t-fast);
}
.lightbox-close:hover { background: rgba(255,255,255,0.24); }
.lightbox-counter {
  position: absolute; bottom: clamp(0.75rem, 2vw, 1.5rem); left: 50%; transform: translateX(-50%); z-index: 2;
  font-size: 0.8rem; letter-spacing: 0.05em;
  color: rgba(255,255,255,0.85);
  background: rgba(0,0,0,0.4); padding: 5px 12px; border-radius: var(--radius);
}
.lightbox.single .lightbox-nav,
.lightbox.single .lightbox-counter { display: none; }

@media (max-width: 560px) {
  .lightbox-nav { width: 40px; height: 40px; }
}

/* ── GALERÍA DE FOTOS (nivel 2 del catálogo + sección Nosotros) ── */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.catalog-grid.gallery-grid { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .gallery-grid, .catalog-grid.gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .gallery-grid, .catalog-grid.gallery-grid { grid-template-columns: repeat(2, 1fr); } }

.gallery-thumb {
  border: var(--hairline) solid var(--border);
  padding: 0; margin: 0; cursor: zoom-in;
  background: var(--warm-gray);
  aspect-ratio: 1 / 1; overflow: hidden;
  border-radius: var(--radius);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.gallery-thumb:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-med) var(--ease); }
.gallery-thumb:hover img { transform: scale(1.05); }
.gallery-thumb .product-img-placeholder { width: 100%; height: 100%; }

/* ── Sección NOSOTROS (landing) ── */
/* #nosotros usa fondo blanco (Sectores ya es off-white) */
.nosotros-grid { margin-top: var(--space-8); }

/* ── PÁGINAS LEGALES (aviso-legal.html, privacidad.html) ── */
.legal-page {
  max-width: 820px; margin-inline: auto;
  padding: calc(var(--nav-h) + var(--space-8)) var(--pad) var(--section-y);
}
.legal-page .catalog-back { margin-bottom: var(--space-6); }
.legal-page h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.02em; line-height: 1.1;
  color: var(--text); margin-bottom: var(--space-2);
}
.legal-updated { color: var(--text-3); font-size: var(--fs-sm); margin-bottom: var(--space-7); }
.legal-page h2 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 1.3rem; color: var(--text);
  margin: var(--space-7) 0 var(--space-3);
  padding-top: var(--space-5);
  border-top: var(--hairline) solid var(--border);
}
.legal-page h2:first-of-type { border-top: none; padding-top: 0; }
.legal-page h3 { font-size: 1rem; color: var(--text); margin: var(--space-5) 0 var(--space-2); }
.legal-page p, .legal-page li { color: var(--text-2); font-size: 0.95rem; line-height: 1.75; }
.legal-page p { margin-bottom: var(--space-3); }
.legal-page ul { padding-left: 1.3rem; margin-bottom: var(--space-4); }
.legal-page li { margin-bottom: var(--space-2); }
.legal-page a { color: var(--accent-d); }
.legal-page strong { color: var(--text); font-weight: 600; }
.legal-ph {
}