/* ═══════════════════════════════════════════════════
   CENQ · revestimientos — styles.css
   ═══════════════════════════════════════════════════ */

/* ─── Variables ─────────────────────────────────── */
:root {
  --teal:       #2B6B65;
  --teal-lt:    #3a8a82;
  --klad-warm:  #A09D93;
  --klad-dk:    #7A7770;
  --white:      #FFFFFF;
  --cream:      #F8F6F2;       /* fondo principal */
  --cream-dk:   #F0EDE8;       /* fondo ligeramente más oscuro */
  --ink:        #1A1A18;       /* texto principal */
  --ink-mid:    #5A5A55;       /* texto secundario */
  --ink-dim:    #9A9A95;       /* texto tenue */
  --line:       rgba(26,26,24,0.1);
  --ease:       cubic-bezier(0.4, 0, 0.2, 1);
  --tr:         0.35s var(--ease);
}

/* ─── Reset ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--cream);
  color: var(--ink);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
a      { text-decoration: none; color: inherit; }
img    { display: block; max-width: 100%; }
button { cursor: pointer; font-family: inherit; }

/* ═══════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  background: rgba(248,246,242,0.0);
  transition: background var(--tr), padding var(--tr), box-shadow var(--tr), border-color var(--tr);
  border-bottom: 1px solid transparent;
}
#navbar.solid {
  background: rgba(248,246,242,0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px 48px;
  box-shadow: 0 1px 0 var(--line);
  border-bottom-color: var(--line);
}

/* Logo — sin filtro para usar el original a color */
.nav-logo img {
  height: 26px;
  width: auto;
  transition: opacity var(--tr);
}
.nav-logo img:hover { opacity: 0.7; }

/* Links */
.nav-menu {
  display: flex;
  gap: 36px;
}
.nav-link {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mid);
  position: relative;
  transition: color var(--tr);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--ink);
  transition: width 0.3s var(--ease);
}
.nav-link:hover            { color: var(--ink); }
.nav-link:hover::after,
.nav-link.active::after    { width: 100%; }
.nav-link.active           { color: var(--ink); }

/* Right side */
.nav-right { display: flex; align-items: center; gap: 16px; }

.lang-toggle {
  background: transparent;
  border: 1px solid rgba(26,26,24,0.25);
  color: var(--ink-mid);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  transition: var(--tr);
}
.lang-toggle:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

/* Burger (mobile) */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--ink);
  transition: var(--tr);
}
.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); }

/* ═══════════════════════════════════════════════════
   NAV DOTS
   ═══════════════════════════════════════════════════ */
.nav-dots {
  position: fixed;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(26,26,24,0.18);
  border: 1.5px solid rgba(26,26,24,0.3);
  transition: background var(--tr), transform var(--tr);
  padding: 0;
}
.dot:hover  { background: rgba(26,26,24,0.5); }
.dot.active {
  background: var(--ink);
  transform: scale(1.35);
  border-color: var(--ink);
}

/* Dots blancos sobre las secciones de galería (imagen oscura) */
.section-product .nav-dots .dot { /* se gestiona via JS toggle de clase */ }

/* ═══════════════════════════════════════════════════
   COOKIE BANNER
   ═══════════════════════════════════════════════════ */
#cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 600;
  background: rgba(26,26,24,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255,255,255,0.08);
  transform: translateY(0);
  transition: transform 0.45s var(--ease);
}
#cookie-banner.hidden { transform: translateY(105%); }

.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 48px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.cookie-text {
  flex: 1;
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  min-width: 280px;
}
.cookie-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.cookie-more {
  font-size: 0.76rem;
  color: var(--klad-warm);
  text-decoration: underline;
  transition: color var(--tr);
}
.cookie-more:hover { color: var(--white); }
.cookie-btn {
  padding: 8px 22px;
  border-radius: 4px;
  font-size: 0.8rem;
  border: none;
  transition: var(--tr);
}
.cookie-decline {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.65);
}
.cookie-decline:hover { border-color: rgba(255,255,255,0.6); color: var(--white); }
.cookie-accept  { background: var(--teal); color: var(--white); }
.cookie-accept:hover { background: var(--teal-lt); }

/* ═══════════════════════════════════════════════════
   SCROLL CONTAINER
   ═══════════════════════════════════════════════════ */
#main-scroll {
  height: 100vh;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
}
#main-scroll::-webkit-scrollbar { display: none; }

/* ═══════════════════════════════════════════════════
   SECTIONS — BASE
   ═══════════════════════════════════════════════════ */
.section {
  height: 100vh;
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
}

/* ─── Fade-up animation ──────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.fade-up.delay-1 { transition-delay: 0.15s; }
.fade-up.delay-2 { transition-delay: 0.30s; }
.fade-up.delay-3 { transition-delay: 0.45s; }
.fade-up.in      { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════════
   SECCIÓN 1 · HOME
   ═══════════════════════════════════════════════════ */
.section-home {
  background: var(--cream);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.home-content { text-align: center; z-index: 1; position: relative; }

/* Logo original con sus colores (teal → gris → violeta) */
.cenq-logo-img {
  height: 100px;
  width: auto;
  margin: 0 auto;
}

/* "central de calidad" */
.home-subtitle {
  margin-top: 20px;
  font-size: 2rem;
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: #7B6E8B;   /* violeta del logo */
}

/* Descripción */
.home-desc {
  margin: 20px auto 0;
  max-width: 340px;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--ink-mid);
  font-weight: 300;
  text-align: center;
}

/* "familias" */
.brands-label {
  margin-top: 28px;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  color: var(--ink-dim);
  font-weight: 300;
}

/* ─── Brand tiles — cuadrados SIN redondeo ───────── */
.brands-grid {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Wrapper tile + caption */
.brand-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
}

.brand-tile {
  width: 96px;
  height: 96px;
  aspect-ratio: 1 / 1;
  border-radius: 0;          /* sin redondeo */
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.brand-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.brand-active:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(26,26,24,0.18);
}
.brand-soon { cursor: default; }
.brand-soon:hover .soon-overlay { opacity: 1; }

/* Caption debajo del tile */
.brand-cap {
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  text-align: center;
}
/* Colores por familia (igual que el tile) */
.brand-cap--brik { color: #2B6B45; }
.brand-cap--sana { color: #4A7278; }
.brand-cap--link { color: #6B6B8A; }
.brand-cap--volt { color: #7B6E8B; }

/* Scroll cue */
.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--ink-dim);
  animation: cue-bounce 2.2s ease-in-out infinite;
}
.scroll-cue svg { width: 26px; height: 26px; }
@keyframes cue-bounce {
  0%,100% { transform: translateX(-50%) translateY(0);   opacity: 0.4; }
  50%      { transform: translateX(-50%) translateY(8px); opacity: 0.8; }
}

/* ═══════════════════════════════════════════════════
   SOON OVERLAY (compartido)
   ═══════════════════════════════════════════════════ */
.soon-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26,26,24,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
}

/* ═══════════════════════════════════════════════════
   SECCIÓN 2 · KLAD
   ═══════════════════════════════════════════════════ */
.section-klad {
  background: var(--cream);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid var(--line);
}

.section-inner {
  width: 100%;
  max-width: 1060px;
  padding: 80px 48px;
  text-align: center;
}

.klad-header { margin-bottom: 10px; }
.klad-logo-img {
  height: 72px;
  width: auto;
  margin: 0 auto;
}
.klad-sub {
  margin-top: 8px;
  font-size: 0.7rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-weight: 300;
}

/* Descripción de klad */
.klad-desc {
  margin: 16px auto 0;
  max-width: 420px;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--ink-mid);
  font-weight: 300;
  text-align: center;
}

/* ─── Collections en fila — cuadrados sin redondeo ─ */
.collections-row {
  display: flex;
  flex-direction: row;
  gap: 14px;
  justify-content: center;
  flex-wrap: nowrap;
  margin-top: 10px;
}

/* Wrapper tile + caption */
.coll-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.coll-tile {
  width: 92px;
  height: 92px;
  aspect-ratio: 1 / 1;
  border-radius: 0;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.coll-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.coll-active { cursor: pointer; }
.coll-active:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(26,26,24,0.18);
}
.coll-soon {
  cursor: pointer;   /* clicable para mostrar mensaje */
  opacity: 0.85;
  transition: opacity 0.25s;
}
.coll-soon:hover { opacity: 1; }

/* Caption multilinea bajo el tile */
.coll-cap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  text-align: center;
}
.coll-cap span {
  font-size: 0.6rem;
  letter-spacing: 0.03em;
  color: var(--ink-dim);
  line-height: 1.4;
}

/* ═══════════════════════════════════════════════════
   TOAST "NO DISPONIBLE"
   ═══════════════════════════════════════════════════ */
.soon-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.88);
  background: rgba(26,26,24,0.93);
  color: var(--white);
  padding: 16px 36px;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 800;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  white-space: nowrap;
}
.soon-toast.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ═══════════════════════════════════════════════════
   SECCIONES DE PRODUCTO (OKLA / LYRA)
   ═══════════════════════════════════════════════════ */
.section-product { background: var(--cream); }

.product-layout {
  display: grid;
  grid-template-columns: 55% 45%;
  height: 100%;
}
/* LYRA: info izquierda, galería derecha */
.product-layout-rev .prod-info    { order: 1; }
.product-layout-rev .prod-gallery { order: 2; }

/* ─── Gallery ─────────────────────────────────────── */
.prod-gallery {
  position: relative;
  overflow: hidden;
}
.gallery-main {
  position: absolute;
  inset: 0 0 88px 0;
}
.gallery-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
.gallery-slide.active { opacity: 1; }

.slide-label {
  position: absolute;
  bottom: 14px; left: 18px;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  background: rgba(0,0,0,0.35);
  padding: 4px 12px;
  border-radius: 20px;
}

/* Thumbnails */
.gallery-thumbs {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 88px;
  display: flex;
  gap: 3px;
  padding: 3px;
  background: rgba(0,0,0,0.25);
}
.thumb {
  flex: 1;
  background-size: cover;
  background-position: center;
  border: 2px solid transparent;
  border-radius: 4px;
  opacity: 0.55;
  transition: opacity 0.25s, border-color 0.25s;
}
.thumb:hover  { opacity: 0.82; }
.thumb.active { opacity: 1; border-color: var(--white); }

/* ─── Product info panel — fondo blanco, texto oscuro ── */
.prod-info {
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow-y: auto;
  background: var(--cream);
  border-left: 1px solid var(--line);
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.prod-info::-webkit-scrollbar { width: 3px; }
.prod-info::-webkit-scrollbar-thumb { background: var(--line); border-radius: 2px; }

.prod-name {
  font-size: 2.1rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 8px;
}
.prod-name span { font-weight: 500; }
.section-okla .prod-name span { color: var(--klad-dk); }
.section-lyra .prod-name span { color: #6B6560; }

.prod-ref {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.prod-desc {
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--ink-mid);
  margin-bottom: 28px;
  max-width: 380px;
}

/* ─── Icons grid ──────────────────────────────────── */
.prod-icons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px 10px;
  margin-bottom: 32px;
}
.icon-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  text-align: center;
}
.icon-item img {
  width: 32px; height: 32px;
  object-fit: contain;
  /* iconos negros sobre fondo claro */
  filter: brightness(0) invert(0) opacity(0.65);
}
.icon-item span {
  font-size: 0.58rem;
  letter-spacing: 0.03em;
  color: var(--ink-mid);
  line-height: 1.3;
}

/* ─── Download button ─────────────────────────────── */
.btn-dl {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 24px;
  border: 1px solid rgba(26,26,24,0.22);
  border-radius: 6px;
  font-size: 0.8rem;
  letter-spacing: 0.07em;
  color: var(--ink-mid);
  transition: var(--tr);
  align-self: flex-start;
}
.btn-dl svg { width: 15px; height: 15px; flex-shrink: 0; }
.btn-dl:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

/* ═══════════════════════════════════════════════════
   SECCIÓN 5 · CONTACTO
   ═══════════════════════════════════════════════════ */
.section-contact {
  background: var(--cream-dk);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-inner {
  width: 100%;
  max-width: 1060px;
  padding: 60px 48px;
  position: relative;
  z-index: 1;
}

.contact-logo {
  height: 38px;
  margin: 0 auto 44px;
  display: block;
  opacity: 0.9;
}

/* Grid de 3 columnas */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 48px;
  margin-bottom: 48px;
  border-top: 1px solid var(--line);
  padding-top: 36px;
}

.contact-col { display: flex; flex-direction: column; gap: 10px; }

.contact-col-label {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-weight: 400;
  margin-bottom: 4px;
}

.contact-company {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.contact-detail {
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--ink-mid);
}

.contact-address {
  font-style: normal;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--ink-mid);
}

.contact-map {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--teal);
  transition: color var(--tr);
  margin-top: 4px;
}
.contact-map:hover { color: var(--ink); }

.contact-item {
  font-size: 0.88rem;
  color: var(--ink-mid);
  transition: color var(--tr);
}
.contact-item:hover { color: var(--teal); }

/* ─── Formulario de contacto inline ─────────────── */
.contact-form-wrap {
  border-top: 1px solid var(--line);
  padding-top: 28px;
  margin-bottom: 28px;
}
.contact-form-wrap > .contact-col-label {
  margin-bottom: 16px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cf-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-textarea {
  resize: vertical;
  min-height: 80px;
  font-family: inherit;
  line-height: 1.55;
}
.cf-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cf-privacy {
  font-size: 0.66rem;
  color: var(--ink-dim);
}
.cf-submit {
  padding: 11px 22px;
  font-size: 0.78rem;
  flex-shrink: 0;
}
.cf-done {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  color: var(--teal);
}
.cf-done svg { width: 20px; height: 20px; flex-shrink: 0; }
.cf-done p   { font-size: 0.84rem; }

.legal {
  font-size: 0.68rem;
  color: var(--ink-dim);
  line-height: 1.8;
  text-align: center;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.legal-link { color: var(--ink-dim); transition: color var(--tr); }
.legal-link:hover { color: var(--ink); }

/* ═══════════════════════════════════════════════════
   MODAL — SOLICITUD FICHA TÉCNICA
   ═══════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,26,24,0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  background: var(--cream);
  width: 100%;
  max-width: 460px;
  padding: 44px 40px 36px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.35s var(--ease);
}
.modal-overlay.open .modal-box { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  padding: 6px;
  color: var(--ink-dim);
  transition: color var(--tr);
}
.modal-close:hover { color: var(--ink); }
.modal-close svg   { width: 20px; height: 20px; display: block; }

.modal-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 8px;
}
.modal-title {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--ink);
  margin-bottom: 12px;
  line-height: 1.3;
}
.modal-prod-name {
  display: block;
  font-weight: 500;
  font-size: 1rem;
  color: var(--klad-dk);
  margin-top: 2px;
}
.modal-desc {
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--ink-mid);
  margin-bottom: 24px;
}

/* Form */
.modal-form { display: flex; flex-direction: column; gap: 14px; }

.form-row { display: flex; flex-direction: column; gap: 5px; }

.form-label {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mid);
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid rgba(26,26,24,0.18);
  background: var(--white);
  font-family: inherit;
  font-size: 0.88rem;
  color: var(--ink);
  outline: none;
  transition: border-color var(--tr);
  border-radius: 0;
  -webkit-appearance: none;
}
.form-input:focus { border-color: var(--teal); }
.form-input::placeholder { color: var(--ink-dim); }

.form-error {
  font-size: 0.74rem;
  color: #c0392b;
  margin-top: -6px;
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  background: var(--ink);
  color: var(--white);
  border: none;
  font-family: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background var(--tr);
  margin-top: 6px;
  text-decoration: none;
}
.form-submit:hover { background: #333330; }
.form-submit svg { width: 15px; height: 15px; flex-shrink: 0; }

/* Estado "descarga lista" */
.modal-done-icon {
  width: 52px; height: 52px;
  border: 1.5px solid var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--teal);
}
.modal-done-icon svg { width: 22px; height: 22px; }

/* ═══════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════ */
@media (max-width: 900px) {
  #navbar { padding: 18px 24px; }
  #navbar.solid { padding: 12px 24px; }

  .nav-menu { display: none; flex-direction: column; }
  .nav-menu.open {
    display: flex;
    position: fixed;
    inset: 0;
    background: rgba(248,246,242,0.98);
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 490;
  }
  .nav-menu.open .nav-link { font-size: 1.1rem; }
  .nav-burger { display: flex; }
  .nav-dots   { display: none; }

  .cookie-inner { padding: 16px 24px; }

  .cenq-logo-img    { height: 72px; }
  .home-subtitle    { font-size: 1.5rem; margin-top: 14px; }
  .home-desc        { font-size: 0.76rem; max-width: 280px; }
  .brands-label     { margin-top: 20px; }
  .brand-tile       { width: 80px; height: 80px; }
  .brands-grid      { gap: 8px; }

  .collections-row { gap: 8px; flex-wrap: wrap; justify-content: center; }
  .coll-tile { width: 72px; height: 72px; }
  .coll-cap span { font-size: 0.54rem; }

  .product-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 50vh 50vh;
  }
  .product-layout-rev .prod-info    { order: 2; }
  .product-layout-rev .prod-gallery { order: 1; }

  .gallery-main   { inset: 0 0 72px 0; }
  .gallery-thumbs { height: 72px; }

  .prod-info  { padding: 22px 22px; border-left: none; border-top: 1px solid var(--line); }
  .prod-name  { font-size: 1.6rem; }
  .prod-desc  { display: none; }
  .prod-icons { grid-template-columns: repeat(4, 1fr); gap: 10px 6px; }
  .icon-item img { width: 26px; height: 26px; }
  .btn-dl     { padding: 9px 18px; font-size: 0.74rem; }
}

@media (max-width: 480px) {
  .brand-tile    { width: 72px; height: 72px; border-radius: 8px; }
  .brands-grid   { gap: 10px; margin-top: 40px; }
  .contact-grid  { grid-template-columns: 1fr; gap: 20px; }
  .contact-inner { padding: 32px 20px; }
  .modal-box     { padding: 32px 24px 28px; }
  .cf-row-2      { grid-template-columns: 1fr; }
  .cf-footer     { flex-direction: column; align-items: flex-start; }
}