/* Hallmark · macrostructure: Photographic · tone: technical · anchor hue: steel-blue
 * enrichment: E8 real product photography · hero: H6 protected-copy photographic fold
 * scope: turnbuckle product page only · motion: none · pre-emit critique: P5 H5 E4 S5 R5 V5
 */
:root {
  --color-tb-paper: oklch(97% .008 235);
  --color-tb-paper-2: oklch(93% .015 235);
  --color-tb-ink: oklch(22% .025 240);
  --color-tb-muted: oklch(48% .025 235);
  --color-tb-rule: oklch(84% .018 235);
  --color-tb-focus: oklch(72% .17 70);
  --color-tb-hero-ink: oklch(96% .008 235);
  --color-tb-hero-muted: oklch(86% .02 235);
  --color-tb-hero-rule: oklch(80% .025 235);
  --color-tb-overlay-strong: oklch(16% .025 240 / .98);
  --color-tb-overlay-mid: oklch(16% .025 240 / .92);
  --color-tb-overlay-soft: oklch(16% .025 240 / .48);
  --color-tb-overlay-edge: oklch(16% .025 240 / .2);
  --color-tb-overlay-mobile: oklch(16% .025 240 / .88);
  --space-tb-xs: .5rem;
  --space-tb-sm: .75rem;
  --space-tb-md: 1rem;
  --space-tb-lg: 1.5rem;
  --space-tb-xl: 2.5rem;
  --space-tb-2xl: 4rem;
  --space-tb-3xl: 6rem;
  --dur-tb-short: 220ms;
  --ease-tb-out: cubic-bezier(.16, 1, .3, 1);
}

.page-hero.turnbuckle-hero {
  min-height: clamp(440px, 68dvh, 620px);
  display: flex;
  align-items: center;
  padding-block: var(--space-tb-2xl) var(--space-tb-3xl);
  background-color: var(--navy);
  background-image: linear-gradient(90deg, var(--color-tb-overlay-strong) 0%, var(--color-tb-overlay-mid) 38%, var(--color-tb-overlay-soft) 65%, var(--color-tb-overlay-edge) 100%), url("../images/heroes/rigging-lifting-hardware-hero-v2.webp");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.page-hero.turnbuckle-hero::before { background: none; }
.turnbuckle-hero .container { width: min(calc(100% - 40px), var(--max)); }
.turnbuckle-hero .container > * { max-width: 690px; }
.turnbuckle-hero h1 {
  max-width: 690px;
  min-width: 0;
  margin-block: var(--space-tb-md) var(--space-tb-lg);
  font-size: clamp(3rem, 6vw, 5.25rem);
  line-height: 1;
  overflow-wrap: anywhere;
}
.turnbuckle-hero .lead { max-width: 620px; color: var(--color-tb-hero-muted); }
.turnbuckle-hero .btn { white-space: nowrap; }
.turnbuckle-hero .btn-outline { border-color: var(--color-tb-hero-rule); color: var(--color-tb-hero-ink); }
.turnbuckle-hero .btn:focus-visible { outline: 3px solid var(--color-tb-focus); outline-offset: 3px; }
.turnbuckle-hero .btn:active { transform: translateY(0); }
.turnbuckle-hero .btn:disabled,
.turnbuckle-hero .btn[aria-disabled="true"] { cursor: not-allowed; opacity: .55; transform: none; }

.turnbuckle-brief { display: block; padding-block-end: var(--space-tb-2xl); }
.turnbuckle-brief > h2 { max-width: 22ch; margin-block: var(--space-tb-md) var(--space-tb-xl); }
.turnbuckle-brief-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: clamp(var(--space-tb-xl), 5vw, var(--space-tb-2xl));
  align-items: start;
}
.turnbuckle-brief-copy { display: grid; gap: var(--space-tb-md); max-width: 68ch; }
.turnbuckle-brief-copy h3,
.turnbuckle-brief-copy p { margin: 0; }
.turnbuckle-brief-copy h3 { padding-block-start: var(--space-tb-sm); color: var(--color-tb-ink); }
.turnbuckle-brief-copy p { color: var(--color-tb-muted); }
.turnbuckle-brief-visual { margin: 0; overflow: hidden; border: 1px solid var(--color-tb-rule); background: var(--color-tb-paper); }
.turnbuckle-brief-visual img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.turnbuckle-brief-visual figcaption {
  display: grid;
  gap: var(--space-tb-sm);
  padding: var(--space-tb-lg);
  border-block-start: 1px solid var(--color-tb-rule);
  color: var(--color-tb-muted);
  font-size: .82rem;
  line-height: 1.55;
}
.turnbuckle-brief-visual figcaption strong { color: var(--color-tb-ink); font-size: .9rem; }
.turnbuckle-brief-visual figcaption span { padding-inline-start: var(--space-tb-md); border-inline-start: 2px solid var(--orange); }
.turnbuckle-brief .research-sources {
  max-width: 82ch;
  margin: var(--space-tb-xl) 0 0;
  padding-block-start: var(--space-tb-lg);
  border-block-start: 1px solid var(--color-tb-rule);
  color: var(--color-tb-muted);
  font-size: .78rem;
}

@media (max-width: 960px) {
  .turnbuckle-brief-grid { grid-template-columns: minmax(0, 1fr); }
  .turnbuckle-brief-visual { max-width: 680px; }
  .page-hero.turnbuckle-hero { background-position: 62% center; }
}

@media (max-width: 680px) {
  .page-hero.turnbuckle-hero {
    min-height: 520px;
    padding-block: var(--space-tb-xl) var(--space-tb-2xl);
    background-image: linear-gradient(90deg, var(--color-tb-overlay-strong), var(--color-tb-overlay-mobile)), url("../images/heroes/rigging-lifting-hardware-hero-v2.webp");
    background-position: 66% center;
  }
  .turnbuckle-hero .container { width: min(calc(100% - 28px), var(--max)); }
  .turnbuckle-hero h1 { font-size: clamp(2.75rem, 14vw, 4rem); }
  .turnbuckle-brief > h2 { max-width: 100%; }
  .turnbuckle-brief-grid { gap: var(--space-tb-xl); }
  .turnbuckle-brief-visual figcaption { padding: var(--space-tb-md); }
}

@media (pointer: coarse) {
  .turnbuckle-hero .btn { min-height: 48px; white-space: nowrap; }
}

@media (prefers-reduced-motion: reduce) {
  .turnbuckle-hero .btn { transition-duration: 150ms; }
}