/* =============================================
   PAGES.CSS — Industria Textil Express
   Inner pages (nosotros, producción, acreditaciones,
   contacto), portfolio grid, product detail, blog,
   and the header language toggle. Complements main.css.
   ============================================= */

/* ─── LANGUAGE TOGGLE (header) ───────────────── */
#site-header { position: relative; }

.lang-toggle {
  position: absolute;
  right: var(--content-pad);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 13px;
}

.lang-btn {
  color: var(--text-muted);
  letter-spacing: 0.05em;
  padding: 2px 2px;
  transition: color var(--transition);
}

.lang-btn:hover { color: var(--text-dark); }

.lang-btn.active {
  color: var(--navy);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.lang-sep { color: var(--border-dark); }

/* ─── MOBILE NAV TOGGLE (hamburger) ──────────── */
/* Hidden on desktop; revealed in the mobile media query (main.css). */
.nav-toggle {
  display: none;
  position: absolute;
  left: var(--content-pad);
  top: 50%;
  transform: translateY(-50%);
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  padding: 0;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Animate bars into an X when the menu is open. */
body.nav-open .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── SHARED INNER-PAGE LAYOUT ───────────────── */
.nosotros-section,
.produccion-section,
.acreditaciones-section,
.contacto-section,
.portafolio-section,
.product-detail,
.blog-article {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--section-pad) var(--content-pad);
}

.page-heading {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(34px, 5vw, 52px);
  color: var(--navy);
  text-align: center;
  margin-bottom: 40px;
}

/* ─── NOSOTROS ───────────────────────────────── */
.nosotros-text {
  max-width: 820px;
  margin: 0 auto;
}

.nosotros-text p { margin-bottom: 22px; color: var(--text-muted); }
.nosotros-text strong { color: var(--text-dark); font-weight: 500; }
.nosotros-text a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }

.nosotros-grid {
  max-width: 820px;
  margin: 48px auto 0;
}

.nosotros-grid-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 18px 40px rgba(13, 27, 42, 0.12);
}

/* ─── PRODUCCIÓN TEXTIL ──────────────────────── */
.produccion-text,
.produccion-closing {
  max-width: 820px;
  margin: 0 auto 28px;
  text-align: center;
  color: var(--text-muted);
}

.produccion-closing { margin-top: 40px; }
.produccion-text strong, .produccion-closing strong { color: var(--text-dark); font-weight: 500; }

.tecnicas { margin-top: 40px; }

.tecnica-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--border-dark);
}

.tecnica-block:first-child { border-top: none; }

/* Alternate sides: image moves to the left on even blocks. */
.tecnica-block:nth-of-type(even) .tecnica-image { order: -1; }

.tecnica-content { max-width: 480px; }

.tecnica-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.tecnica-heading {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 18px;
  line-height: 1.15;
}

.tecnica-block p { color: var(--text-muted); }
.tecnica-block strong { color: var(--text-dark); font-weight: 500; }

.tecnica-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 16px 36px rgba(13, 27, 42, 0.12);
}

/* ─── ACREDITACIONES ─────────────────────────── */
.acreditaciones-text {
  max-width: 820px;
  margin: 0 auto;
}

.acreditaciones-text p { margin-bottom: 22px; color: var(--text-muted); }
.acreditaciones-text strong { color: var(--text-dark); font-weight: 500; }

.certificate-box {
  margin: 32px 0;
  text-align: center;
}

.certificate-img,
.entity-logos-img {
  width: 100%;
  max-width: 640px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: var(--white);
}

.acreditaciones-logos {
  margin: 36px 0;
  text-align: center;
}

.entity-logos-img {
  max-width: 460px;
  border: none;
  background: transparent;
}

/* ─── CONTACTO ───────────────────────────────── */
.contacto-info {
  max-width: 760px;
  margin: 0 auto 40px;
  text-align: center;
}

.contacto-intro { color: var(--text-muted); margin-bottom: 28px; }

.contacto-details {
  display: inline-flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}

.contacto-details li { color: var(--text-muted); }
.contacto-details strong { color: var(--text-dark); font-weight: 500; }
.contacto-details a { color: var(--navy); }
.contacto-icon { margin-right: 8px; }

.contacto-form-wrapper {
  max-width: 680px;
  margin: 0 auto;
}

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

.form-row { display: flex; gap: 18px; }
.form-field { flex: 1; }

.contacto-form input,
.contacto-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-dark);
  background: var(--white);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 14px 16px;
  transition: border-color var(--transition);
}

.contacto-form input:focus,
.contacto-form textarea:focus {
  outline: none;
  border-color: var(--navy);
}

.contacto-form textarea { resize: vertical; }

.btn-submit {
  align-self: flex-start;
  padding: 14px 42px;
}

/* ─── PORTAFOLIO GRID ────────────────────────── */
.portafolio-intro {
  max-width: 760px;
  margin: 0 auto 40px;
  text-align: center;
  color: var(--text-muted);
}

.portafolio-cat-heading {
  font-family: var(--font-heading);
  font-size: 26px;
  font-weight: 600;
  color: var(--navy);
  margin: 40px 0 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-dark);
}

.portafolio-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 32px 24px;
}

.product-card {
  display: block;
}

.product-card-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #ececea;
  border-radius: 4px;
}

.product-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.product-card:hover .product-card-media img { transform: scale(1.04); }

.product-card-title {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dark);
  text-align: left;
  padding: 12px 2px 0;
  transition: color var(--transition);
}

.product-card:hover .product-card-title { color: var(--navy); }

/* ─── PRODUCT DETAIL ─────────────────────────── */
.product-back,
.blog-back {
  display: inline-block;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
  transition: color var(--transition);
}

.product-back:hover, .blog-back:hover { color: var(--navy); }

.product-detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: start;
}

.product-main {
  aspect-ratio: 1 / 1;
  background: var(--white);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(13, 27, 42, 0.12);
}

.product-main img { width: 100%; height: 100%; object-fit: cover; }

.product-thumbs {
  display: flex;
  gap: 12px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.product-thumb {
  width: 68px;
  height: 68px;
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  overflow: hidden;
  padding: 0;
  opacity: 0.65;
  transition: opacity var(--transition), border-color var(--transition);
}

.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-thumb:hover { opacity: 1; }
.product-thumb.active { opacity: 1; border-color: var(--navy); }

.product-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 12px;
}

.product-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.product-description p { color: var(--text-muted); margin-bottom: 16px; }

.product-sizechart {
  margin-top: 28px;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(13, 27, 42, 0.12);
}

.product-sizechart img { width: 100%; height: auto; display: block; }

/* Related products ("You may also like") */
.product-related {
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid var(--border-dark);
}

.product-related-heading {
  font-family: var(--font-heading);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 28px;
}

/* ─── BLOG ───────────────────────────────────── */
.blog-article { max-width: 760px; }

.blog-title { text-align: left; margin-bottom: 10px; }

.blog-date {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.blog-hero {
  width: 100%;
  height: auto;
  border-radius: 6px;
  margin-bottom: 32px;
  box-shadow: 0 16px 36px rgba(13, 27, 42, 0.12);
}

.blog-body p { color: var(--text-muted); margin-bottom: 20px; }
.blog-body strong { color: var(--text-dark); font-weight: 500; }
.blog-body a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }
.blog-body h2, .blog-body h3 {
  font-family: var(--font-heading);
  color: var(--navy);
  margin: 28px 0 14px;
}

/* ─── FOOTER CONTACT ICONS (visible on navy) ─── */
.footer-contact-list img { filter: brightness(0) invert(1); opacity: 0.75; vertical-align: middle; margin-right: 8px; }
.footer-contact-list a { color: rgba(255,255,255,0.75); transition: color var(--transition); }
.footer-contact-list a:hover { color: var(--white); }

/* ─── RESPONSIVE ─────────────────────────────── */
@media (max-width: 768px) {
  .lang-toggle { right: 16px; }

  /* Reveal the hamburger (defined here so it beats the base display:none,
     since pages.css loads after main.css). */
  .nav-toggle { display: flex; }

  .tecnica-block {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 40px 0;
  }
  .tecnica-block:nth-of-type(even) .tecnica-image { order: 0; }
  .tecnica-content { max-width: none; }

  .product-detail-grid { grid-template-columns: 1fr; gap: 28px; }

  /* Two product columns on phones (incl. related grid) */
  .portafolio-cards { grid-template-columns: repeat(2, 1fr); gap: 22px 14px; }
  .portafolio-cat-heading { margin-top: 28px; font-size: 22px; }
  .product-related { margin-top: 52px; }
  .product-thumb { width: 56px; height: 56px; }

  .form-row { flex-direction: column; }
}