/* ═══════════════════════════════════════════════════
   FOUNDRY FACILITIES — PAGE-SPECIFIC STYLES
   Ported from the static foundry-facilities page. Only change vs. static:
   the hero background image uses a theme-relative path (../images/).
   ═══════════════════════════════════════════════════ */

/* ── Hero ── */
.ff-hero {
  position: relative;
  /* Match the About page hero height */
  height: 75vh;
  min-height: 500px;
  max-height: 800px;
  background: #111;
  overflow: hidden;
  border-radius: var(--border-radius);
  display: flex;
  flex-direction: column;
}

.ff-hero__bg-image {
  position: absolute;
  inset: 0;
  background: url('../images/references-hero.jpg') center center / cover no-repeat;
  opacity: 0.3;
}

.ff-hero__dot-bg {
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image: radial-gradient(circle at 1px 1px, white 1px, transparent 1px);
  background-size: 32px 32px;
}

.ff-hero__glow {
  position: absolute;
  top: -20%;
  left: -10%;
  width: 600px;
  height: 600px;
  border-radius: 9999px;
  filter: blur(140px);
  background: radial-gradient(ellipse at center, rgba(206, 68, 5, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

/* Dark scrim over the (client-set) photo so the hero copy stays legible on any
   crop/brightness — the bg image can be a bright foundry shot. Sits above the
   image/dot/glow layers and below .ff-hero__content (z-index: 2). */
.ff-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.5) 55%, rgba(0, 0, 0, 0.25) 100%);
  pointer-events: none;
}

.ff-hero__content {
  position: relative;
  z-index: 2;
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem clamp(1.5rem, 4vw, 2rem) 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 1024px) {
  .ff-hero__content { padding-top: 6rem; }
}

.ff-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.ff-hero__eyebrow-line {
  width: 48px;
  height: 2px;
  background: var(--color-primary);
}

.ff-hero__eyebrow-text {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--color-primary);
}

.ff-hero__title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: #fff;
  margin-bottom: 2rem;
}

.ff-hero__title-accent {
  display: block;
  color: var(--color-primary);
}

.ff-hero__body {
  max-width: 640px;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
}

/* ── Capabilities Section ── */
.ff-capabilities {
  background: #111;
  padding: clamp(3.5rem, 6vw, 5rem) 0;
  border-radius: var(--border-radius);
}

.ff-capabilities__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 2rem);
}

.ff-capabilities__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 1024px) {
  .ff-capabilities__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .ff-capabilities__grid {
    grid-template-columns: 1fr;
  }
}

.ff-cap-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 0.75rem;
  padding: 1.75rem;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.ff-cap-card:hover {
  border-color: rgba(206, 68, 5, 0.3);
  background: rgba(255, 255, 255, 0.06);
}

.ff-cap-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  background: rgba(206, 68, 5, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
}

.ff-cap-card__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ff-cap-card__value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.5;
}

.ff-cap-card__value strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ── Alloy Table Section ── */
.ff-section {
  position: relative;
  background: var(--color-cream);
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(4rem, 8vw, 6rem);
  border-radius: var(--border-radius);
}

.ff-section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 2rem);
}

.ff-section__header {
  margin-bottom: 2.5rem;
}

.ff-section__eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.ff-section__eyebrow-line {
  width: 48px;
  height: 2px;
  background: var(--color-primary);
}

.ff-section__eyebrow-text {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--color-primary);
}

.ff-section__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: #1a1a1a;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.ff-section__subtitle {
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  color: rgba(0, 0, 0, 0.5);
  line-height: 1.6;
  max-width: 720px;
}

/* ── Filters ── */
.ff-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.ff-filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius);
  background: transparent;
  color: #3a3a3a;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-smooth);
  white-space: nowrap;
}

.ff-filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(206, 68, 5, 0.04);
}

.ff-filter-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ── Search + count bar ── */
.ff-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.ff-search {
  flex: 1;
  min-width: 200px;
  max-width: 400px;
  position: relative;
}

.ff-search__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(0, 0, 0, 0.3);
  pointer-events: none;
  width: 16px;
  height: 16px;
}

.ff-search__input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.75rem;
  font-size: 0.875rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius);
  background: #fff;
  color: #1a1a1a;
  outline: none;
  transition: border-color var(--duration-normal);
  font-family: inherit;
}

.ff-search__input::placeholder {
  color: rgba(0, 0, 0, 0.35);
}

.ff-search__input:focus {
  border-color: var(--color-primary);
}

.ff-count {
  font-size: 0.8125rem;
  color: rgba(0, 0, 0, 0.4);
  font-weight: 500;
  margin-left: auto;
}

.ff-count strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ── Table ── */
.ff-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #fff;
}

.ff-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 600px;
}

.ff-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

.ff-table th {
  padding: 0.875rem 1rem;
  text-align: left;
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(0, 0, 0, 0.5);
  background: #f9f8f6;
  border-bottom: 2px solid rgba(0, 0, 0, 0.06);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: color var(--duration-normal);
}

.ff-table th:hover {
  color: var(--color-primary);
}

.ff-table th .sort-icon {
  display: inline-block;
  margin-left: 0.35rem;
  opacity: 0.3;
  transition: opacity var(--duration-normal);
  font-size: 0.625rem;
  vertical-align: middle;
}

.ff-table th.is-sorted .sort-icon {
  opacity: 1;
  color: var(--color-primary);
}

.ff-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  color: #3a3a3a;
  vertical-align: middle;
}

.ff-table tbody tr {
  transition: background var(--duration-fast);
}

.ff-table tbody tr:hover {
  background: rgba(206, 68, 5, 0.03);
}

.ff-table .ff-alloy-code {
  font-weight: 700;
  color: #1a1a1a;
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
}

.ff-table .ff-family-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 3px;
  white-space: nowrap;
}

/* Family-specific badge colours */
.ff-family-badge--copper {
  background: rgba(183, 65, 14, 0.1);
  color: #b7410e;
}
.ff-family-badge--conductor {
  background: rgba(0, 100, 180, 0.08);
  color: #0064b4;
}
.ff-family-badge--progressive {
  background: rgba(80, 120, 50, 0.1);
  color: #507832;
}
.ff-family-badge--brasses {
  background: rgba(180, 140, 20, 0.1);
  color: #9a7b0a;
}
.ff-family-badge--brazing {
  background: rgba(206, 68, 5, 0.08);
  color: var(--color-primary);
}
.ff-family-badge--soldering {
  background: rgba(100, 100, 120, 0.1);
  color: #646478;
}
.ff-family-badge--precious {
  background: rgba(160, 130, 50, 0.12);
  color: #8a6d1b;
}
.ff-family-badge--non-copper {
  background: rgba(80, 80, 100, 0.1);
  color: #505064;
}

.ff-table .ff-description {
  color: rgba(0, 0, 0, 0.55);
}

/* ── No results ── */
.ff-no-results {
  display: none;
  text-align: center;
  padding: 4rem 2rem;
  color: rgba(0, 0, 0, 0.4);
  font-size: 1rem;
}

.ff-no-results.is-visible {
  display: block;
}

/* ── Disclaimer ── */
.ff-disclaimer {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 0.75rem;
}

.ff-disclaimer p {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(0, 0, 0, 0.45);
  margin: 0 0 0.5rem;
}

.ff-disclaimer p:last-child {
  margin-bottom: 0;
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .ff-filters {
    gap: 0.375rem;
  }
  .ff-filter-btn {
    padding: 0.4rem 0.875rem;
    font-size: 0.75rem;
  }
  .ff-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .ff-search {
    max-width: none;
  }
  .ff-count {
    margin-left: 0;
  }
}