/* ==========================================================================
   DETAIL PAGES - product, category, article, industry, port
   Depends on tokens.css, base.css, components.css and pages.css.
   ========================================================================== */

/* ---- Header ------------------------------------------------------------ */

.detail-header {
  background:
    radial-gradient(60rem 30rem at 85% 0%, rgba(17, 82, 196, 0.35), transparent 70%),
    linear-gradient(160deg, var(--blue-900), var(--blue-950));
}

.detail-header__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.detail-header__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-8);
  align-items: center;
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .detail-header__inner { grid-template-columns: 1fr auto; }
}

.detail-header__copy { max-width: 64ch; }

.detail-header__actions { margin-top: var(--space-8); }

/* The large line-art mark on the right of the header. */
.detail-header__mark {
  display: none;
  place-items: center;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
  color: rgba(255, 255, 255, 0.9);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15), 0 30px 60px -30px rgba(0, 0, 0, 0.6);
}

.detail-header__mark svg { width: 92px; height: 92px; stroke-width: 1.2; }

@media (min-width: 900px) {
  .detail-header__mark { display: grid; }
}

/* ---- Two-column body with a sticky contents list ----------------------- */

.detail-body {
  display: grid;
  gap: clamp(var(--space-8), 4vw, var(--space-12));
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 1024px) {
  .detail-body { grid-template-columns: 220px minmax(0, 1fr); }
  .detail-body--single { grid-template-columns: minmax(0, 1fr); max-width: 980px; }
}

.detail-body__main { min-width: 0; display: flex; flex-direction: column; gap: var(--space-6); }
.detail-body--single { display: flex; flex-direction: column; gap: var(--space-6); }

.detail-body__side { display: none; }

@media (min-width: 1024px) {
  .detail-body__side {
    display: block;
    position: sticky;
    top: calc(var(--navbar-h) + var(--space-6));
  }
}

.detail-toc {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.detail-toc__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-muted-foreground);
  margin-bottom: var(--space-3);
}

.detail-toc__list { display: flex; flex-direction: column; gap: 2px; }

.detail-toc__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-muted-foreground);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.detail-toc__link:hover {
  background: var(--blue-50);
  color: var(--color-primary);
  border-left-color: var(--color-primary);
}

/* ---- Quick facts --------------------------------------------------------- */

.detail-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-xs);
}

.detail-facts__row {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: 0 -1px -1px 0;
}

.detail-facts__row dt {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-accent);
}

.detail-facts__row dd {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-foreground);
  line-height: var(--leading-snug);
  overflow-wrap: anywhere;
}

/* ---- Content blocks ------------------------------------------------------ */

.detail-block {
  padding: clamp(var(--space-5), 2.5vw, var(--space-8));
  border-radius: var(--radius-xl);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  scroll-margin-top: calc(var(--navbar-h) + var(--space-6));
}

.detail-block__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-5);
}

.detail-block .icon-badge { width: 38px; height: 38px; }
.detail-block .icon-badge svg { width: 20px; height: 20px; }

.detail-note {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-muted-foreground);
}

.tag-row--lg .tag {
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-3);
}

.tag--link {
  text-decoration: none;
  color: var(--color-primary);
  transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.tag--link:hover { background: var(--blue-50); border-color: var(--blue-200); }

/* ---- Standards ----------------------------------------------------------- */

.standard-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
  gap: var(--space-3);
}

.standard {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.standard__body {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-eyebrow);
  color: var(--color-accent);
}

.standard__code {
  font-family: var(--font-mono);
  font-weight: var(--weight-semibold);
  color: var(--color-foreground);
}

.standard__note { font-size: var(--text-xs); color: var(--color-muted-foreground); }

/* ---- Process notes ------------------------------------------------------- */

.process-note + .process-note {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.process-note__title {
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-2);
}

/* ---- Documents ----------------------------------------------------------- */

.doc-list { display: flex; flex-direction: column; gap: var(--space-2); }

.doc-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.doc-item__icon { width: 22px; height: 22px; color: var(--color-primary); flex: none; }
.doc-item__name { font-weight: var(--weight-semibold); flex: 1 1 200px; min-width: 0; }
.doc-item__kind { font-size: var(--text-xs); color: var(--color-muted-foreground); text-transform: uppercase; letter-spacing: var(--tracking-wide); }

/* ---- Sub-category links -------------------------------------------------- */

.sub-link {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  text-decoration: none;
  color: var(--color-foreground);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.sub-link:hover { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.sub-link span { font-size: var(--text-sm); color: var(--color-muted-foreground); }
.sub-link .btn__icon { color: var(--color-primary); margin-top: var(--space-2); }

/* ---- Related products ---------------------------------------------------- */

.detail-related { margin-top: clamp(var(--space-12), 6vw, var(--space-20)); }

/* ---- Closing enquiry panel ---------------------------------------------- */

.detail-cta {
  position: relative;
  display: grid;
  gap: var(--space-6);
  align-items: center;
  grid-template-columns: 1fr;
  margin-top: clamp(var(--space-12), 6vw, var(--space-20));
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  border-radius: var(--radius-2xl);
  background:
    radial-gradient(40rem 20rem at 100% 0%, rgba(217, 26, 32, 0.18), transparent 70%),
    var(--grad-blue);
  color: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

@media (min-width: 900px) {
  .detail-cta { grid-template-columns: 1fr auto; }
}

.detail-cta__title {
  font-size: clamp(var(--text-2xl), 1.3rem + 1vw, var(--text-3xl));
  color: #fff;
  margin-bottom: var(--space-2);
}

.detail-cta__text { color: rgba(255, 255, 255, 0.86); max-width: 52ch; line-height: var(--leading-relaxed); }

/* ---- Article ------------------------------------------------------------- */

.post { display: flex; flex-direction: column; gap: var(--space-6); }

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-muted-foreground);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.post-meta > * + *::before { content: "·"; margin-right: var(--space-5); color: var(--color-border-strong); }

.post__hero { margin: 0; border-radius: var(--radius-xl); overflow: hidden; border: 1px solid var(--color-border); }
.post__hero img { width: 100%; height: auto; }

.prose--article { max-width: none; font-size: var(--text-lg); line-height: var(--leading-relaxed); }
.prose--article h2 { font-size: var(--text-2xl); }
.prose--article h3 { font-size: var(--text-xl); }
.prose--article img { border-radius: var(--radius-lg); }
.prose--article blockquote {
  padding-left: var(--space-5);
  border-left: 3px solid var(--color-accent);
  color: var(--color-muted-foreground);
  font-style: italic;
}

.post__related { padding-top: var(--space-6); border-top: 1px solid var(--color-border); }

.post__share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.post__share-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-muted-foreground);
  margin-right: var(--space-2);
}

/* ---- Loading skeleton on the dark header -------------------------------- */

.skeleton--dark {
  background: linear-gradient(100deg, rgba(255, 255, 255, 0.06) 30%, rgba(255, 255, 255, 0.16) 50%, rgba(255, 255, 255, 0.06) 70%);
  background-size: 220% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: var(--radius-sm);
}

/* ---- Listing pages: certifications and documents ------------------------ */

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: var(--space-6);
}

.cert-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.cert-card__media { aspect-ratio: 4 / 3; background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.cert-card__media img { width: 100%; height: 100%; object-fit: contain; padding: var(--space-4); }
.cert-card__body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.cert-card__title { font-size: var(--text-lg); font-weight: var(--weight-bold); }

.cert-card__meta { display: grid; grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-4); font-size: var(--text-sm); }
.cert-card__meta dt { color: var(--color-muted-foreground); }
.cert-card__meta dd { margin: 0; font-weight: var(--weight-semibold); overflow-wrap: anywhere; }

.cert-card__foot { margin-top: auto; padding-top: var(--space-3); display: flex; flex-wrap: wrap; gap: var(--space-2); }

.iso-feature {
  display: grid;
  gap: var(--space-8);
  align-items: center;
  grid-template-columns: 1fr;
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

@media (min-width: 800px) {
  .iso-feature { grid-template-columns: auto 1fr; }
}

.iso-feature__seal {
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--blue-200);
  color: var(--color-primary);
  box-shadow: 0 0 0 10px var(--blue-50), var(--shadow-md);
  text-align: center;
}

.iso-feature__seal strong { display: block; font-size: var(--text-2xl); font-weight: var(--weight-extrabold); line-height: 1; }
.iso-feature__seal span { font-size: var(--text-xs); font-weight: var(--weight-bold); letter-spacing: var(--tracking-wide); color: var(--color-muted-foreground); }
.iso-feature__seal svg { width: 34px; height: 34px; margin: 0 auto var(--space-2); }

/* ==========================================================================
   PICTURES ON A RECORD PAGE

   Rendered by the server, before any script runs, which is why the sizes are
   written into the markup: the space is reserved so nothing jumps as each
   picture arrives.
   ========================================================================== */

.detail-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

/* One picture takes the full width rather than sitting in a narrow column. */
.detail-gallery:has(> :only-child) { grid-template-columns: 1fr; }

.detail-gallery__item {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.detail-gallery__item img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}