/* ============================================
   ATKINSON OIL CO. — Stylesheet v2
   Petrol-station Americana / British workshop heritage
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Roboto+Slab:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --navy: #002381;
  --navy-deep: #001a5e;
  --navy-soft: #1e3da0;
  --red: #cd132a;
  --red-deep: #a30f22;
  --cream: #f5efe1;
  --cream-warm: #ebe2cb;
  --paper: #faf7ed;
  --ink: #1a1a1f;
  --rule: #d4c8a8;
  --rule-soft: #e4dcc4;
  --muted: #6b6357;
  --gold: #c89a3c;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-slab: 'Roboto Slab', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --sp-1: 0.25rem; --sp-2: 0.5rem; --sp-3: 0.75rem; --sp-4: 1rem;
  --sp-5: 1.5rem; --sp-6: 2rem; --sp-7: 3rem; --sp-8: 4rem;
  --sp-9: 6rem; --sp-10: 8rem;

  --content-max: 1280px;
  --content-narrow: 760px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  color: var(--navy);
  text-transform: uppercase;
}

h1 { font-size: clamp(2.75rem, 6vw, 5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4.2vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1rem; letter-spacing: 0.12em; }
h6 {
  font-size: 0.78rem;
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
}

p { margin-bottom: 1em; max-width: 65ch; }

a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s;
}
a:hover { color: var(--red); }
a.plain { border: none; }

.container { max-width: var(--content-max); margin: 0 auto; padding: 0 var(--sp-6); }
.container-narrow { max-width: var(--content-narrow); margin: 0 auto; padding: 0 var(--sp-6); }

/* Placeholder banner */
.placeholder-banner {
  background: var(--red);
  color: white;
  text-align: center;
  padding: 10px var(--sp-4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}
.placeholder-banner strong { font-weight: 800; }

/* Header */
.site-header {
  padding: var(--sp-4) 0;
  border-bottom: 3px solid var(--navy);
  background: var(--cream);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 0 var(--red);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}

.brand { border: none; display: flex; align-items: center; gap: var(--sp-3); }
.brand-logo { height: 64px; width: auto; display: block; }

.brand-strapline {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
  max-width: 180px;
  line-height: 1.3;
  border-left: 2px solid var(--red);
  padding-left: var(--sp-3);
}

@media (max-width: 720px) { .brand-strapline { display: none; } }

.nav-primary { display: flex; gap: var(--sp-5); align-items: center; }

.nav-primary a {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy);
  border: none;
  position: relative;
  padding: var(--sp-2) 0;
}

.nav-primary a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.nav-primary a:hover, .nav-primary a.active { color: var(--red); }
.nav-primary a:hover::after, .nav-primary a.active::after { transform: scaleX(1); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; }

@media (max-width: 980px) {
  .nav-primary {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--cream);
    border-bottom: 3px solid var(--red);
    padding: var(--sp-5);
    gap: var(--sp-4);
    align-items: flex-start;
  }
  .nav-primary.is-open { display: flex; }
  .nav-toggle { display: block; }
}

/* Hero */
.hero {
  padding: var(--sp-9) 0;
  background:
    radial-gradient(ellipse at top right, rgba(0,35,129,0.04) 0%, transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(205,19,42,0.03) 0%, transparent 60%),
    var(--cream);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 8px;
  background: repeating-linear-gradient(
    90deg,
    var(--navy) 0, var(--navy) 30px,
    var(--cream) 30px, var(--cream) 36px,
    var(--red) 36px, var(--red) 66px,
    var(--cream) 66px, var(--cream) 72px
  );
  opacity: 0.2;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-9);
  align-items: center;
}

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--sp-7); }
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.hero-eyebrow::before, .hero-eyebrow::after {
  content: '';
  display: inline-block;
  width: 30px;
  height: 2px;
  background: var(--red);
}

.hero-headline {
  font-size: clamp(2.75rem, 7vw, 5.5rem);
  line-height: 1;
  margin-bottom: var(--sp-5);
  font-weight: 700;
  color: var(--navy);
}

.hero-headline em { font-style: normal; color: var(--red); }

.hero-sub {
  font-family: var(--font-slab);
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--ink);
  max-width: 48ch;
  margin-bottom: var(--sp-6);
}

.hero-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; }

.hero-visual {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--paper);
  border: 3px solid var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 10px 10px 0 var(--red);
}

.hero-visual .hero-engine-bg {
  position: absolute;
  inset: 8%;
  opacity: 0.08;
  background: url('/images/atkinson-flywheel-t.png') center/contain no-repeat;
}

.hero-visual .hero-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--sp-6);
}

.hero-visual .hero-logo-large {
  width: 70%;
  max-width: 320px;
  margin: 0 auto var(--sp-4);
  display: block;
}

.hero-visual .placeholder-tag {
  position: absolute;
  bottom: var(--sp-4); left: var(--sp-4); right: var(--sp-4);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--cream);
  padding: 8px 12px;
  border: 2px solid var(--navy);
  text-align: center;
  font-weight: 600;
  z-index: 3;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 14px 30px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid var(--navy);
  background: var(--navy);
  color: white;
  cursor: pointer;
  transition: all 0.15s;
}

.btn:hover {
  background: var(--red);
  border-color: var(--red);
  color: white;
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--navy);
}

.btn-secondary { background: transparent; color: var(--navy); }
.btn-secondary:hover {
  background: var(--navy);
  color: white;
  border-color: var(--navy);
  box-shadow: 4px 4px 0 var(--red);
}

.btn-red { background: var(--red); border-color: var(--red); }
.btn-red:hover {
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: 4px 4px 0 var(--red);
}

.btn-arrow::after {
  content: '→';
  margin-left: 4px;
  transition: transform 0.2s;
}
.btn:hover .btn-arrow::after, .btn-arrow:hover::after { transform: translateX(4px); }

/* Sections */
.section { padding: var(--sp-9) 0; position: relative; }
.section-tight { padding: var(--sp-7) 0; }
.section-cream { background: var(--cream-warm); }

.section-dark { background: var(--navy); color: white; }
.section-dark h1, .section-dark h2, .section-dark h3,
.section-dark h4, .section-dark h5, .section-dark p { color: white; }
.section-dark h6 { color: white; }

.section-eyebrow {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--sp-4);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}

.section-eyebrow::before {
  content: '';
  width: 30px; height: 2px;
  background: var(--red);
}

.section-heading {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  max-width: 18ch;
  margin-bottom: var(--sp-5);
  color: var(--navy);
}

.section-lead {
  font-family: var(--font-slab);
  font-size: 1.15rem;
  color: var(--ink);
  max-width: 55ch;
  line-height: 1.6;
  margin-bottom: var(--sp-7);
}

.section-dark .section-heading { color: white; }
.section-dark .section-lead { color: rgba(255,255,255,0.85); }

/* Stats strip */
.stats-strip {
  background: var(--navy);
  color: white;
  padding: var(--sp-7) 0;
  border-top: 4px solid var(--red);
  border-bottom: 4px solid var(--red);
}

.stats-strip .stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp-6);
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  color: white;
  line-height: 1;
}
.stat-num .accent { color: var(--red); }

.stat-label {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-top: 12px;
  font-weight: 500;
}

/* Application cards */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--sp-5);
}

.application-card {
  background: var(--paper);
  border: 2px solid var(--navy);
  padding: var(--sp-6);
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  text-decoration: none;
  border-bottom: 2px solid var(--navy);
  position: relative;
  min-height: 240px;
  box-shadow: 4px 4px 0 var(--cream-warm);
}

.application-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--red);
}

.application-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--red);
}

.application-card .num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.15em;
}

.application-card h3 { font-size: 1.6rem; margin-bottom: var(--sp-2); color: var(--navy); }
.application-card p {
  font-family: var(--font-slab);
  font-size: 0.95rem;
  color: var(--ink);
  margin: 0;
  line-height: 1.5;
}

.application-card .count {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 600;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--rule);
}

.application-card .arrow {
  position: absolute;
  bottom: var(--sp-5); right: var(--sp-5);
  font-size: 1.5rem;
  color: var(--navy);
  transition: transform 0.2s;
  font-weight: bold;
}
.application-card:hover .arrow { transform: translateX(6px); color: var(--red); }

/* Split */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-9);
  align-items: center;
}

@media (max-width: 980px) {
  .split { grid-template-columns: 1fr; gap: var(--sp-7); }
}

.split-image {
  aspect-ratio: 4 / 5;
  background: var(--paper);
  border: 3px solid var(--navy);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 8px 8px 0 var(--red);
}

.split-image img { width: 90%; height: 90%; object-fit: contain; }

.split-image .placeholder-tag {
  position: absolute;
  bottom: var(--sp-4); left: var(--sp-4);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--cream);
  padding: 4px 10px;
  border: 1px solid var(--navy);
  font-weight: 600;
}

/* Product grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--sp-5);
}

.product-card {
  border: 2px solid var(--navy);
  background: var(--paper);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: all 0.2s;
  border-bottom: 2px solid var(--navy);
  position: relative;
}

.product-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--red);
}

.product-card-image {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, var(--cream-warm) 0%, var(--paper) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 2px solid var(--navy);
  position: relative;
  overflow: hidden;
}

.product-card-image .placeholder-bottle-svg {
  width: 50%;
  height: 70%;
  opacity: 0.35;
}

.product-card-image .placeholder-label {
  position: absolute;
  bottom: 12%;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
  text-align: center;
  padding: 4px 10px;
  background: var(--cream);
  border: 2px solid var(--navy);
}

.product-card-body {
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
  background: var(--paper);
}

.product-card-type {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 600;
}

.product-card-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.15;
  color: var(--navy);
  text-transform: uppercase;
}

.product-card-tag {
  font-family: var(--font-slab);
  font-size: 0.92rem;
  color: var(--ink);
  margin-top: var(--sp-2);
  flex: 1;
  line-height: 1.45;
}

.product-card-link {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
  font-weight: 600;
  margin-top: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-card-link::after {
  content: '→';
  transition: transform 0.2s;
  font-weight: bold;
}

.product-card:hover .product-card-name { color: var(--red); }
.product-card:hover .product-card-link::after { transform: translateX(4px); }

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: var(--sp-4) 0;
  align-items: center;
  margin-bottom: var(--sp-5);
}

.filter-label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-right: var(--sp-3);
}

.filter-chip {
  display: inline-block;
  padding: 8px 16px;
  border: 2px solid var(--navy);
  background: transparent;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}

.filter-chip:hover { background: var(--cream-warm); }

.filter-chip.is-active {
  background: var(--navy);
  color: white;
  border-color: var(--navy);
}

/* Product detail */
.product-detail { padding: var(--sp-7) 0 var(--sp-9); }

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-9);
}

@media (max-width: 980px) {
  .product-detail-grid { grid-template-columns: 1fr; gap: var(--sp-6); }
}

.product-detail-image {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, var(--cream-warm) 0%, var(--paper) 100%);
  border: 3px solid var(--navy);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  position: sticky;
  top: 120px;
  align-self: start;
  box-shadow: 8px 8px 0 var(--red);
}

@media (max-width: 980px) {
  .product-detail-image { position: static; }
}

.product-detail-image .placeholder-content {
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
  padding: var(--sp-5);
  font-weight: 600;
}

.product-detail-image .placeholder-content small {
  display: block;
  margin-top: 8px;
  font-size: 0.7rem;
  opacity: 0.7;
  font-weight: 400;
}

.product-detail-image .placeholder-bottle-svg {
  width: 50%;
  height: 60%;
  opacity: 0.3;
}

.product-detail-type {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--sp-3);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}

.product-detail-type::before {
  content: '';
  width: 30px; height: 2px;
  background: var(--red);
}

.product-detail-name {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  margin-bottom: var(--sp-3);
  line-height: 1.05;
  color: var(--navy);
  font-weight: 700;
}

.product-detail-tagline {
  font-family: var(--font-slab);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--red);
  margin-bottom: var(--sp-5);
}

.product-detail-blurb {
  font-family: var(--font-slab);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  margin-bottom: var(--sp-6);
}

.product-detail-uses {
  margin: var(--sp-6) 0;
  border-top: 2px solid var(--navy);
  padding-top: var(--sp-5);
}

.product-detail-uses h6 { margin-bottom: var(--sp-3); }
.product-detail-uses ul { list-style: none; padding: 0; }

.product-detail-uses li {
  padding: var(--sp-2) 0;
  padding-left: var(--sp-5);
  position: relative;
  font-family: var(--font-slab);
  font-size: 1rem;
  line-height: 1.5;
}

.product-detail-uses li::before {
  content: '✓';
  position: absolute;
  left: 0;
  font-weight: bold;
  color: var(--red);
}

.product-detail-packs {
  margin: var(--sp-6) 0;
  padding: var(--sp-5);
  background: var(--cream-warm);
  border: 2px solid var(--navy);
  border-left: 6px solid var(--red);
}

.product-detail-packs h6 { margin-bottom: var(--sp-3); }

.pack-list { display: flex; gap: var(--sp-3); flex-wrap: wrap; }

.pack-pill {
  padding: 8px 16px;
  background: white;
  border: 2px solid var(--navy);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
}

.product-buy {
  margin-top: var(--sp-6);
  padding: var(--sp-6) 0 0;
  border-top: 2px solid var(--navy);
}

.product-buy .btn {
  width: 100%;
  justify-content: center;
  padding: 20px;
  font-size: 1rem;
}

.product-buy small {
  display: block;
  margin-top: var(--sp-3);
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* Tech details */
.tech-details {
  margin-top: var(--sp-6);
  border-top: 2px solid var(--navy);
}

.tech-details summary {
  padding: var(--sp-4) 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tech-details summary:hover { color: var(--red); }
.tech-details summary::-webkit-details-marker { display: none; }

.tech-details summary::after {
  content: '+';
  font-size: 1.5rem;
  transition: transform 0.25s;
  color: var(--red);
}

.tech-details[open] summary::after { transform: rotate(45deg); }

.tech-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--sp-4) 0;
  font-size: 0.9rem;
}

.tech-table tr { border-bottom: 1px solid var(--rule); }
.tech-table td { padding: var(--sp-3) 0; }

.tech-table td:first-child {
  font-weight: 500;
  color: var(--muted);
  width: 50%;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.tech-table td:last-child {
  text-align: right;
  font-weight: 600;
  color: var(--navy);
}

.tech-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: var(--sp-4);
  font-family: var(--font-slab);
  font-style: italic;
}

.related-section {
  margin-top: var(--sp-9);
  padding-top: var(--sp-8);
  border-top: 3px solid var(--navy);
}

/* Breadcrumb */
.breadcrumb {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: var(--sp-5);
  text-transform: uppercase;
  font-weight: 500;
}

.breadcrumb a { border: none; color: var(--muted); }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb .sep { margin: 0 var(--sp-2); color: var(--rule); }

/* About */
.about-hero {
  padding: var(--sp-9) 0 var(--sp-7);
  background: var(--navy);
  color: white;
  position: relative;
  overflow: hidden;
  border-bottom: 6px solid var(--red);
}

.about-hero::after {
  content: '';
  position: absolute;
  top: 0; right: -5%;
  width: 50%; height: 100%;
  background: url('/images/atkinson-flywheel-t.png') center/contain no-repeat;
  opacity: 0.08;
  filter: invert(1);
}

.about-hero .container { position: relative; z-index: 1; }

.about-hero .eyebrow {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--sp-4);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}

.about-hero .eyebrow::before {
  content: '';
  width: 30px; height: 2px;
  background: var(--red);
}

.about-hero h1 { color: white; max-width: 16ch; margin-bottom: var(--sp-5); }

.about-hero .lead {
  font-family: var(--font-slab);
  font-size: 1.4rem;
  color: rgba(255,255,255,0.9);
  max-width: 36ch;
  line-height: 1.4;
}

.prose {
  font-family: var(--font-slab);
  font-size: 1.1rem;
  line-height: 1.75;
  max-width: 65ch;
  margin: 0 auto;
  color: var(--ink);
}

.prose p { margin-bottom: 1.4em; }

.prose h3 {
  margin-top: var(--sp-8);
  margin-bottom: var(--sp-4);
  color: var(--navy);
  font-size: 1.75rem;
}

.prose a { color: var(--red); }

.prose .figure { margin: var(--sp-7) 0; text-align: center; }

.prose .figure img {
  max-width: 100%;
  height: auto;
  background: transparent;
}

.prose .figure-caption {
  margin-top: var(--sp-4);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
  font-weight: 500;
}

.pull-quote {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.85rem;
  line-height: 1.25;
  color: var(--navy);
  border-top: 4px solid var(--red);
  border-bottom: 4px solid var(--red);
  padding: var(--sp-6) 0;
  margin: var(--sp-7) 0;
  text-align: center;
  max-width: 24ch;
  margin-left: auto;
  margin-right: auto;
  text-transform: uppercase;
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: white;
  padding: var(--sp-8) 0 var(--sp-5);
  margin-top: var(--sp-9);
  border-top: 6px solid var(--red);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--sp-7);
  margin-bottom: var(--sp-7);
}

@media (max-width: 980px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-6); }
}

@media (max-width: 540px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-logo {
  height: 88px;
  width: auto;
  margin-bottom: var(--sp-4);
}

.footer-brand-strapline {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--sp-4);
}

.footer-grid h6 { color: var(--red); margin-bottom: var(--sp-4); }
.footer-grid ul { list-style: none; padding: 0; }
.footer-grid li { margin-bottom: var(--sp-2); }

.footer-grid a {
  color: rgba(255,255,255,0.85);
  border: none;
  font-size: 0.9rem;
}

.footer-grid a:hover { color: var(--red); }

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--sp-5);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}

.footer-legal a { color: rgba(255,255,255,0.6); border: none; }
.footer-legal a:hover { color: var(--red); }

.footer-legal .placeholder {
  background: var(--red);
  color: white;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Forms */
.form-row { margin-bottom: var(--sp-5); }

.form-row label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--sp-2);
}

.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--navy);
  background: white;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
}

.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(205, 19, 42, 0.15);
}

.form-row textarea { min-height: 140px; resize: vertical; }

/* Chatbot */
.chat-launcher {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--red);
  color: white;
  border: 3px solid var(--navy);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 4px 4px 0 var(--navy);
  z-index: 1300;
  transition: all 0.2s;
}

.chat-launcher:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--navy);
}

.chat-launcher svg { width: 28px; height: 28px; stroke: white; fill: none; stroke-width: 2; }

.chat-panel {
  position: fixed;
  bottom: 100px; right: 24px;
  width: 380px;
  max-width: calc(100vw - 48px);
  height: 560px;
  max-height: calc(100vh - 140px);
  background: var(--paper);
  border: 3px solid var(--navy);
  box-shadow: 8px 8px 0 var(--red);
  z-index: 200;
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chat-panel.is-open { display: flex; }

.chat-header {
  padding: var(--sp-5);
  border-bottom: 3px solid var(--navy);
  background: var(--navy);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-header h5 {
  color: white;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
  margin: 0;
}

.chat-header .chat-subtitle {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.7);
  margin-top: 2px;
  letter-spacing: 0.04em;
  text-transform: none;
  font-weight: 400;
}

.chat-close {
  background: none; border: none;
  color: white; cursor: pointer;
  font-size: 1.75rem; line-height: 1;
  padding: 0;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.chat-message {
  max-width: 85%;
  padding: 12px 16px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.chat-message.bot {
  background: var(--cream-warm);
  align-self: flex-start;
  border: 2px solid var(--navy);
  border-left-width: 5px;
}

.chat-message.user {
  background: var(--navy);
  color: white;
  align-self: flex-end;
}

.chat-message a { color: inherit; }

.chat-input-row {
  padding: var(--sp-3);
  border-top: 2px solid var(--navy);
  display: flex;
  gap: var(--sp-2);
}

.chat-input-row input {
  flex: 1;
  padding: 10px 14px;
  border: 2px solid var(--navy);
  background: white;
  font-family: var(--font-body);
  font-size: 0.92rem;
}

.chat-input-row input:focus { outline: none; border-color: var(--red); }

.chat-input-row button {
  padding: 10px 16px;
  background: var(--red);
  color: white;
  border: 2px solid var(--red);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.chat-input-row button:hover { background: var(--navy); border-color: var(--navy); }

.chat-placeholder-note {
  margin: var(--sp-3) var(--sp-4);
  padding: var(--sp-3);
  background: rgba(205, 19, 42, 0.08);
  border: 2px dashed var(--red);
  font-size: 0.72rem;
  color: var(--red-deep);
  text-align: center;
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* Stockists */
.stockist-card {
  border: 3px solid var(--navy);
  padding: var(--sp-7);
  background: var(--paper);
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--sp-7);
  align-items: center;
  margin: var(--sp-6) 0;
  box-shadow: 8px 8px 0 var(--red);
}

@media (max-width: 720px) {
  .stockist-card { grid-template-columns: 1fr; }
}

.stockist-card-logo {
  aspect-ratio: 3 / 2;
  background: var(--cream-warm);
  border: 2px solid var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  text-align: center;
  padding: var(--sp-3);
}

.stockist-card h3 { color: var(--navy); margin-bottom: var(--sp-3); }

/* Finder */
.finder {
  background: var(--paper);
  border: 3px solid var(--navy);
  padding: var(--sp-7);
  margin: var(--sp-6) 0;
  box-shadow: 8px 8px 0 var(--red);
}

.finder-step h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.finder-step h3 {
  margin-bottom: var(--sp-5);
  color: var(--navy);
  font-size: 1.75rem;
}

.finder-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-3);
}

.finder-option {
  padding: var(--sp-4);
  border: 2px solid var(--navy);
  background: var(--cream);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--navy);
  text-transform: uppercase;
  transition: all 0.15s;
}

.finder-option:hover {
  background: var(--navy);
  color: white;
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--red);
}

.finder-result { margin-top: var(--sp-5); }

/* Utilities */
.text-center { text-align: center; }
.muted { color: var(--muted); }

@media (max-width: 540px) {
  .container, .container-narrow { padding: 0 var(--sp-5); }
  .section, .hero { padding: var(--sp-7) 0; }
  .chat-panel { bottom: 90px; right: 12px; left: 12px; width: auto; }
  .hero-visual, .split-image, .product-detail-image,
  .finder, .stockist-card { box-shadow: 4px 4px 0 var(--red); }
}

/* ============================================
   Hero — stacked variant (headline band + full-width range banner)
   ============================================ */

.hero-stacked { padding: var(--sp-8) 0 var(--sp-9); }

.hero-stacked .hero-text {
  max-width: 60ch;
  margin-bottom: 0;
}

.hero-stacked .hero-headline { max-width: 14ch; }

.hero-banner {
  position: relative;
  border: 3px solid var(--navy);
  box-shadow: 12px 12px 0 var(--red);
  background: var(--cream);
  overflow: hidden;
}

.hero-banner-img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 540px) {
  .hero-banner { box-shadow: 5px 5px 0 var(--red); }
  .hero-stacked { padding: var(--sp-7) 0; }
}

/* ============================================
   Full range showcase band
   ============================================ */

.range-showcase {
  padding: var(--sp-9) 0;
  background: var(--cream-warm);
}

.range-showcase .range-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-7);
  align-items: end;
  margin-bottom: var(--sp-7);
}

@media (max-width: 768px) {
  .range-showcase .range-head { grid-template-columns: 1fr; gap: var(--sp-4); }
}

.range-frame {
  border: 3px solid var(--navy);
  box-shadow: 12px 12px 0 var(--red);
  background: var(--cream);
  overflow: hidden;
  max-width: 1100px;
  margin: 0 auto;
}

.range-frame img { display: block; width: 100%; height: auto; }

@media (max-width: 540px) {
  .range-frame { box-shadow: 5px 5px 0 var(--red); }
}

/* ============================================
   Hero — balanced (text + brand mark), no large product image
   ============================================ */

.hero-grid-balanced {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--sp-8);
  align-items: center;
}

.hero-brandmark {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-brandmark .hero-engine-bg {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background: url('/images/atkinson-flywheel-t.png') center/contain no-repeat;
}

.hero-brandmark .hero-logo-large {
  position: relative;
  z-index: 2;
  width: 78%;
  max-width: 340px;
  height: auto;
}

@media (max-width: 880px) {
  .hero-grid-balanced { grid-template-columns: 1fr; gap: var(--sp-5); }
  .hero-brandmark { aspect-ratio: auto; padding: var(--sp-4) 0; }
  .hero-brandmark .hero-logo-large { width: 200px; }
}

/* ============================================
   Hero — product image variant
   ============================================ */

.hero-stacked .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: center;
}

.hero-product-image {
  border: 3px solid var(--navy);
  box-shadow: 12px 12px 0 var(--red);
  background: var(--cream);
  overflow: hidden;
}

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

@media (max-width: 900px) {
  .hero-stacked .container { grid-template-columns: 1fr; gap: var(--sp-6); }
  .hero-product-image { box-shadow: 6px 6px 0 var(--red); }
}

/* ============================================
   Heritage engine figure (transparent line art on cream)
   ============================================ */
.heritage-figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  padding: var(--sp-4);
}
.heritage-figure img {
  width: 100%;
  max-width: 520px;
  height: auto;
}
.heritage-caption {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy);
  font-weight: 500;
}

/* ============================================================
   Cookie consent banner
   ============================================================ */
.cookie-consent {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1200;
  background: var(--paper);
  border-top: 4px solid var(--navy);
  box-shadow: 0 -6px 24px rgba(0,0,0,0.14);
  transform: translateY(110%);
  transition: transform 0.32s cubic-bezier(0.4,0,0.2,1);
}
.cookie-consent.is-visible { transform: translateY(0); }
.cookie-consent__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.15rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.cookie-consent__text {
  flex: 1 1 420px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink);
  margin: 0;
}
.cookie-consent__text strong {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.cookie-consent__text a { color: var(--navy); text-decoration: underline; }
.cookie-consent__actions {
  display: flex;
  gap: 0.65rem;
  flex: 0 0 auto;
  flex-wrap: wrap;
}
.cookie-btn {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.7rem 1.4rem;
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: background 0.16s, color 0.16s;
  white-space: nowrap;
}
.cookie-btn--accept { background: var(--navy); color: var(--cream); }
.cookie-btn--accept:hover { background: var(--red); border-color: var(--red); }
.cookie-btn--reject { background: transparent; color: var(--navy); }
.cookie-btn--reject:hover { background: var(--navy); color: var(--cream); }
.cookie-settings-link { cursor: pointer; }
@media (max-width: 640px) {
  .cookie-consent__inner { padding: 1rem; gap: 0.9rem; }
  .cookie-consent__actions { width: 100%; }
  .cookie-btn { flex: 1 1 auto; text-align: center; }
}

/* Chat advisor suggestions */
.chat-message .chat-suggest {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
}
.chat-message .chat-suggest li {
  padding: 0.4rem 0;
  border-top: 1px solid rgba(0,0,0,0.08);
  line-height: 1.4;
}
.chat-message .chat-suggest li:first-child { border-top: none; }
.chat-message .chat-suggest a { font-family: var(--font-display); font-weight: 600; color: var(--navy); text-decoration: none; }
.chat-message .chat-suggest a:hover { color: var(--red); text-decoration: underline; }
.chat-message .chat-suggest-tag { display: block; font-size: 0.82rem; color: var(--muted); }


/* Lift chat launcher above the cookie banner while it is open */
body.cookie-consent-open .chat-launcher { bottom: 150px; }
@media (max-width: 640px) {
  body.cookie-consent-open .chat-launcher { bottom: 210px; }
}