/* =====================================================================
   products.css — page-scoped extensions ONLY. base.css + theme-*.css
   are the shared foundation in the repo root.
   Page: products.html — the KL product line index ("Built in the Lab").
   Components: hero manifest card, doctrine strip, flagship product
   panel w/ mini pipeline, secondary product cards, provenance band.
   ===================================================================== */

/* =====  HERO — text + inventory manifest card  ===== */
.products-hero-visual {
  align-self: center;
  width: 100%;
}

/* The manifest: a lab-equipment inventory tag. Mono, ruled, status lights. */
.manifest {
  background: var(--surface-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.manifest-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.manifest-head strong { color: var(--accent); font-weight: 700; }
.manifest-rows { list-style: none; margin: 0; padding: 0; }
.manifest-rows a {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 18px 22px;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: background 0.15s ease;
}
.manifest-rows li:last-child a { border-bottom: none; }
.manifest-rows a:hover { background: var(--bg-2); }
.manifest-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-3);
}
.manifest-body { display: flex; flex-direction: column; gap: 3px; }
.manifest-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  color: var(--text-1);
  line-height: 1.15;
}
.manifest-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-3);
  text-transform: uppercase;
}
.manifest-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  white-space: nowrap;
}
.manifest-status::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.manifest-foot {
  padding: 12px 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-3);
  border-top: 1px solid var(--line);
  display: flex;
  gap: 10px;
  align-items: center;
}

/* =====  DOCTRINE STRIP — "what 'product' means here"  ===== */
.doctrine {
  background: var(--stats-bg);
  padding: var(--section-pad-y) 0;
  border-bottom: 1px solid var(--line);
}
.doctrine-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-grid);
}
.doctrine-item { display: flex; flex-direction: column; gap: 10px; }
.doctrine-mark {
  width: 44px; height: 44px;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: var(--radius-button);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.doctrine-mark svg { width: 20px; height: 20px; stroke: currentColor; }
.doctrine-item h3 {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.2;
  letter-spacing: var(--display-tracking);
  font-weight: var(--display-weight);
  color: var(--text-1);
  margin-top: 6px;
}
.doctrine-item p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-2);
}

/* =====  FLAGSHIP PANEL — KL Data Bridge  ===== */
.flagship {
  background: var(--services-bg);
  padding: var(--section-pad-y) 0;
}
.flagship-panel {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  background: var(--text-1);
  color: var(--invert-text);
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
}
.flagship-main { padding: 44px 48px 40px; position: relative; z-index: 2; }
.flagship-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.flagship-main h3 {
  font-family: var(--font-display);
  font-size: clamp(30px, 3vw + 10px, 44px);
  line-height: 1.05;
  letter-spacing: var(--display-tracking);
  font-weight: var(--display-weight);
  color: var(--invert-text);
  margin-bottom: 8px;
}
.flagship-edition {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--invert-text-2);
  margin-bottom: 20px;
}
.flagship-main > p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--invert-text-2);
  max-width: 52ch;
  margin-bottom: 24px;
}
.flagship-chips {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.flagship-chips li {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 7px 12px;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius-pill);
  color: rgba(255,255,255,0.85);
}
.flagship-chips li.price { border-color: var(--accent); color: var(--accent); font-weight: 700; }

/* right column: the four-stage mini pipeline, stacked vertically */
.flagship-pipe {
  border-left: 1px solid rgba(255,255,255,0.14);
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
  position: relative;
  z-index: 2;
}
.fpipe-stage {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 13px 0;
}
.fpipe-stage + .fpipe-stage { border-top: 1px dashed rgba(255,255,255,0.16); }
.fpipe-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.fpipe-body { display: flex; flex-direction: column; gap: 2px; }
.fpipe-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--invert-text);
}
.fpipe-sub {
  font-size: 13px;
  line-height: 1.45;
  color: var(--invert-text-2);
}

/* =====  SECONDARY PRODUCT CARDS  ===== */
.shelf {
  background: var(--cases-bg);
  padding: var(--section-pad-y) 0;
}
.shelf-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-grid);
}
.shelf-card {
  background: var(--surface-card);
  border: var(--border-width) solid var(--card-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 34px 36px 30px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}
.shelf-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
}
.shelf-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.shelf-card h3 {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: var(--display-tracking);
  font-weight: var(--display-weight);
  color: var(--text-1);
  margin-bottom: 6px;
}
.shelf-edition {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 16px;
}
.shelf-card > p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-2);
  margin-bottom: 22px;
  flex: 1;
}
.shelf-spec {
  list-style: none;
  margin: 0 0 22px;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: 8px 24px;
}
.shelf-spec li { display: flex; flex-direction: column; gap: 2px; }
.shelf-spec li span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 500;
}
.shelf-spec li strong {
  font-size: 13px;
  color: var(--text-1);
  font-weight: 600;
}
.shelf-cta {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-decoration: none;
}
.shelf-cta::after { content: ' →'; }
.shelf-cta:hover { text-decoration: underline; }

/* =====  PROVENANCE BAND  ===== */
.provenance {
  background: var(--why-bg);
  padding: var(--section-pad-y) 0;
  border-top: 1px solid var(--line);
}
.provenance-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: center;
}
.provenance-text .lede {
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-2);
  max-width: 56ch;
}
.provenance-case {
  display: block;
  text-decoration: none;
  background: var(--surface-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: 28px 30px 24px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}
.provenance-case:hover { border-color: var(--accent); transform: translateY(-2px); }
.provenance-case-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.provenance-case h3 {
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.25;
  letter-spacing: var(--display-tracking);
  font-weight: var(--display-weight);
  color: var(--text-1);
  margin-bottom: 10px;
}
.provenance-case p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-2);
  margin-bottom: 14px;
}
.provenance-case .case-cta { color: var(--accent); }

/* ============================================================
   THEME: LOBBY — flat, brass, editorial
   ============================================================ */
.theme-lobby .manifest {
  background: rgba(20,23,30,0.65);
  border: 1px solid rgba(244,241,236,0.18);
  border-radius: 0;
  box-shadow: none;
}
.theme-lobby .manifest-head {
  border-bottom-color: rgba(244,241,236,0.14);
  color: rgba(244,241,236,0.55);
}
.theme-lobby .manifest-head strong { color: #b3a586; }
.theme-lobby .manifest-rows a { border-bottom-color: rgba(244,241,236,0.10); }
.theme-lobby .manifest-rows a:hover { background: rgba(244,241,236,0.05); }
.theme-lobby .manifest-num { color: #8a7d62; }
.theme-lobby .manifest-name { color: #f4f1ec; font-weight: 400; }
.theme-lobby .manifest-sub { color: rgba(244,241,236,0.55); }
.theme-lobby .manifest-status { color: rgba(244,241,236,0.75); }
.theme-lobby .manifest-status::before { background: #b3a586; }
.theme-lobby .manifest-foot {
  border-top-color: rgba(244,241,236,0.14);
  color: rgba(244,241,236,0.5);
}

.theme-lobby .doctrine { background: #f4f1ec; border-bottom-color: #d9d4cb; }
.theme-lobby .doctrine-mark { border-color: #8a7d62; color: #8a7d62; border-radius: 0; }
.theme-lobby .doctrine-item h3 { font-weight: 400; }

.theme-lobby .flagship { background: #ebe6dd; }
.theme-lobby .flagship-panel { background: #1a1e26; border-radius: 0; }
.theme-lobby .flagship-kicker { color: #b3a586; }
.theme-lobby .flagship-main h3 { font-weight: 300; }
.theme-lobby .flagship-main h3 em { color: #b3a586; font-weight: 500; }
.theme-lobby .flagship-chips li { border-radius: 0; }
.theme-lobby .flagship-chips li.price { border-color: #b3a586; color: #b3a586; }
.theme-lobby .fpipe-num { color: #b3a586; }
.theme-lobby .flagship .btn-primary { color: #f4f1ec; border-color: #b3a586; }
.theme-lobby .flagship .btn-primary:hover { background: #b3a586; color: #1a1e26; }

.theme-lobby .shelf { background: #f4f1ec; }
.theme-lobby .shelf-card {
  background: #ebe6dd;
  border: 1px solid #d9d4cb;
  border-radius: 0;
  box-shadow: none;
}
.theme-lobby .shelf-card:hover { border-color: #8a7d62; box-shadow: none; }
.theme-lobby .shelf-kicker { color: #8a7d62; }
.theme-lobby .shelf-card h3 { font-weight: 400; }
.theme-lobby .shelf-spec li span { color: #8a7d62; }
.theme-lobby .shelf-cta { color: #6b6147; }

.theme-lobby .provenance { background: #f4f1ec; border-top-color: #d9d4cb; }
.theme-lobby .provenance-case {
  background: #ebe6dd;
  border: 1px solid #d9d4cb;
  border-radius: 0;
  box-shadow: none;
}
.theme-lobby .provenance-case:hover { border-color: #8a7d62; }
.theme-lobby .provenance-case-tag { color: #8a7d62; }
.theme-lobby .provenance-case h3 { font-weight: 400; }
.theme-lobby .provenance-case .case-cta { color: #6b6147; }

/* ============================================================
   THEME: CORPORATE — rounded, blue, SaaS
   ============================================================ */
.theme-corporate .manifest { border-radius: 12px; }
.theme-corporate .manifest-head strong { color: #226DB4; }
.theme-corporate .manifest-status::before { background: #226DB4; }
.theme-corporate .manifest-name { font-weight: 700; }
.theme-corporate .doctrine-mark { background: #e8f1fa; border-color: #e8f1fa; color: #226DB4; border-radius: 10px; }
.theme-corporate .doctrine-item h3 { font-weight: 700; }
.theme-corporate .flagship-panel { background: #1e293b; border-radius: 14px; box-shadow: 0 14px 32px rgba(30,41,59,0.18); }
.theme-corporate .flagship-kicker { color: #60a5fa; }
.theme-corporate .flagship-main h3 { font-weight: 800; }
.theme-corporate .flagship-main h3 em { color: #60a5fa; font-style: normal; }
.theme-corporate .flagship-chips li.price { border-color: #60a5fa; color: #60a5fa; }
.theme-corporate .fpipe-num { color: #60a5fa; }
.theme-corporate .fpipe-name { color: #ffffff; }
.theme-corporate .flagship .btn-primary { background: #ffffff; color: #1e293b; border-color: #ffffff; }
.theme-corporate .flagship .btn-primary:hover { background: #e8f1fa; color: #1a5a96; border-color: #e8f1fa; }
.theme-corporate .shelf-card h3 { font-weight: 700; }
.theme-corporate .shelf-kicker { color: #226DB4; }
.theme-corporate .provenance-case-tag { color: #226DB4; }

/* ============================================================
   RESPONSIVE — page-scoped (responsive.css only covers shared classes)
   ============================================================ */
@media (max-width: 920px) {
  .doctrine-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .flagship-panel { grid-template-columns: 1fr; }
  .flagship-main { padding: 34px 30px 28px; }
  .flagship-pipe {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.14);
    padding: 24px 30px 30px;
  }
  .shelf-grid { grid-template-columns: 1fr; }
  .provenance-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 600px) {
  .doctrine-grid { grid-template-columns: 1fr; gap: 26px; }
  .manifest-rows a { grid-template-columns: 1fr auto; }
  .manifest-num { display: none; }
  .flagship-main { padding: 28px 22px 24px; }
  .flagship-pipe { padding: 20px 22px 26px; }
  .shelf-card { padding: 28px 24px 24px; }
  .shelf-spec { grid-template-columns: 1fr 1fr; }
}