/* ========================================================================
   Sanders AI — landing-pages.css
   Page-level styles for the industry landing pages (manufacturing/,
   construction/, distribution/, accounting/, engineering/, automotive/,
   law/, medical/) AND the industry-picker section that drops into the
   home page. Imported AFTER colors_and_type.css.
   ======================================================================== */

/* ===== Page scaffolding ================================================= */
html, body { background: var(--bone-canvas); color: var(--charcoal-ink); }
body { font-family: var(--font-body); }
.page { width: 100%; max-width: 1440px; margin: 0 auto; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 64px; }
a { color: inherit; }

/* ===== Nav ============================================================== */
.nav {
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: center; gap: 48px;
  padding: 28px 64px; border-bottom: 1px solid var(--whisper-rule);
}
.wordmark-slot { width: 140px; height: 32px; }
.nav-links { grid-column: 3; display: flex; gap: 36px; align-items: center; justify-self: end; }
.nav-links a { font-family: var(--font-body); font-size: 14px; font-weight: 400; color: var(--graphite); text-decoration: none; letter-spacing: -0.005em; transition: color 180ms var(--ease-spring); }
.nav-links a:hover { color: var(--charcoal-ink); }
.nav-links a.is-active { color: var(--charcoal-ink); font-weight: 500; }

/* ===== Hero ============================================================= */
.hero {
  min-height: 720px; box-sizing: border-box; display: grid;
  grid-template-columns: 55% 45%; align-items: stretch;
  border-bottom: 1px solid var(--whisper-rule);
}
.hero-left { padding: 96px 64px 80px 64px; display: flex; flex-direction: column; justify-content: center; max-width: 880px; }
.hero-right { padding: 96px 96px 80px 0; display: flex; flex-direction: column; justify-content: center; }

.chart { max-width: 440px; width: 100%; margin-left: auto; }
.chart-kicker { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.chart-kicker .fig { font-family: var(--font-body); font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--prussian-navy); }
.chart-kicker .sep { display: inline-block; width: 8px; height: 1px; background: var(--whisper-rule-strong); }
.chart-kicker .title { font-family: var(--font-body); font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--charcoal-ink); }

.leak-index { border-top: 1px solid var(--whisper-rule); border-bottom: 1px solid var(--whisper-rule); }
.leak-row { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--whisper-rule); }
.leak-row:last-child { border-bottom: 0; }
.leak-label { font-family: var(--font-mono); font-size: 11px; font-weight: 400; letter-spacing: 0.04em; text-transform: uppercase; color: var(--graphite); white-space: nowrap; }
.leak-label .num { color: var(--prussian-navy); margin-right: 4px; }
.leak-value { font-family: var(--font-display); font-size: 19px; font-weight: 500; letter-spacing: -0.014em; color: var(--charcoal-ink); font-variant-numeric: tabular-nums; text-align: right; }
.chart-caption { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--whisper-rule); font-family: var(--font-body); font-size: 13px; line-height: 1.5; color: var(--graphite); max-width: 48ch; }

.eyebrow-rule { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.eyebrow-rule .dash { width: 28px; height: 1px; background: var(--prussian-navy); display: inline-block; }

.hero h1 { font-family: var(--font-display); font-size: 60px; font-weight: 500; line-height: 1.04; letter-spacing: -0.028em; color: var(--charcoal-ink); margin: 0 0 24px 0; max-width: 18ch; text-wrap: balance; }
.hero h1 .leak { color: var(--prussian-navy); font-variant-numeric: tabular-nums; }
.hero .lede { font-family: var(--font-body); font-size: 19px; line-height: 1.55; color: var(--graphite); margin: 0 0 40px 0; max-width: 56ch; text-wrap: pretty; }

.cta-block { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 500; font-size: 16px;
  letter-spacing: -0.01em; padding: 16px 26px;
  border: 1px solid var(--prussian-navy); border-radius: 4px;
  cursor: pointer; text-decoration: none;
  background: var(--prussian-navy); color: var(--bone-canvas);
  transition: background-color 180ms var(--ease-spring), border-color 180ms var(--ease-spring), transform 180ms var(--ease-spring);
}
.btn:hover { background: var(--navy-hover); border-color: var(--navy-hover); transform: translateY(-1px); color: var(--bone-canvas); }
.btn .arrow { display: inline-block; margin-left: 12px; font-family: var(--font-body); font-weight: 400; }
.btn-on-dark { background: var(--bone-canvas); color: var(--charcoal-ink); border-color: var(--bone-canvas); }
.btn-on-dark:hover { background: #ffffff; border-color: #ffffff; color: var(--charcoal-ink); }

.sub-cta { font-family: var(--font-body); font-size: 13px; color: var(--muted-steel); line-height: 1.55; max-width: 52ch; margin: 0; }
.proof-line { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--whisper-rule); font-family: var(--font-mono); font-size: 12px; color: var(--muted-steel); letter-spacing: 0; max-width: 64ch; }

/* ===== Section: outcome cards ========================================== */
.section { padding: 112px 0; border-bottom: 1px solid var(--whisper-rule); }
.section-head { display: grid; grid-template-columns: 55% 45%; gap: 48px; align-items: end; margin-bottom: 64px; }
.section-head h2 { font-family: var(--font-display); font-size: 36px; font-weight: 500; line-height: 1.12; letter-spacing: -0.022em; color: var(--charcoal-ink); margin: 18px 0 0 0; max-width: 22ch; text-wrap: balance; }
.section-head .right-meta { font-family: var(--font-mono); font-size: 12px; color: var(--muted-steel); text-align: right; align-self: end; padding-bottom: 8px; }

.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--whisper-rule-strong); border-left: 1px solid var(--whisper-rule-strong); }
.card { border-right: 1px solid var(--whisper-rule-strong); border-bottom: 1px solid var(--whisper-rule-strong); padding: 48px 48px 44px 48px; background: var(--bone-canvas); display: flex; flex-direction: column; gap: 20px; min-height: 360px; }
.card-num { font-family: var(--font-mono); font-size: 12px; color: var(--prussian-navy); letter-spacing: 0.02em; }
.card-figure { font-family: var(--font-display); font-weight: 600; font-size: 34px; letter-spacing: -0.022em; line-height: 1.05; color: var(--charcoal-ink); font-variant-numeric: tabular-nums; margin: 0; }
.card-headline { font-family: var(--font-display); font-weight: 500; font-size: 20px; line-height: 1.25; letter-spacing: -0.014em; color: var(--charcoal-ink); margin: 0; text-wrap: balance; max-width: 30ch; }
.card-body { font-family: var(--font-body); font-size: 15px; line-height: 1.6; color: var(--graphite); margin: 0; max-width: 52ch; text-wrap: pretty; }
.card-mechanism { margin-top: auto; padding-top: 20px; border-top: 1px solid var(--whisper-rule); font-family: var(--font-body); font-size: 13px; line-height: 1.55; color: var(--muted-steel); max-width: 52ch; }
.card-mechanism .lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--prussian-navy); display: block; margin-bottom: 6px; }
.card-mechanism strong { color: var(--charcoal-ink); }

/* Cards-lite variant for risk-gated industries (Law, Medical) */
.cards.cards-lite { grid-template-columns: 1fr 1fr; }
.cards.cards-lite .card { min-height: 320px; }

/* ===== Math block ====================================================== */
.math { background: var(--bone-tint); padding: 120px 0; border-bottom: 1px solid var(--whisper-rule); }
.math-inner { max-width: 1280px; margin: 0 auto; padding: 0 64px; display: grid; grid-template-columns: 1fr; gap: 48px; }
.math-eyebrow-row { display: flex; align-items: center; gap: 16px; justify-content: space-between; }
.math-eyebrow-row .left { display: flex; align-items: center; gap: 12px; }
.math-eyebrow-row .right { font-family: var(--font-mono); font-size: 12px; color: var(--muted-steel); }
.math h3 { font-family: var(--font-display); font-weight: 500; font-size: 36px; line-height: 1.15; letter-spacing: -0.022em; color: var(--charcoal-ink); margin: 0; max-width: 28ch; text-wrap: balance; }
.math-figure-wrap { display: grid; grid-template-columns: auto 1fr; gap: 56px; align-items: end; padding-top: 16px; padding-bottom: 16px; border-top: 1px solid var(--whisper-rule-strong); border-bottom: 1px solid var(--whisper-rule-strong); }
.math-figure { font-family: var(--font-display); font-weight: 500; font-size: 96px; line-height: 1; letter-spacing: -0.045em; color: var(--charcoal-ink); font-variant-numeric: tabular-nums; margin: 0; padding: 24px 0 12px 0; }
.math-figure .accent { color: var(--prussian-navy); }
.math-breakdown { display: flex; flex-direction: column; gap: 8px; padding-bottom: 28px; align-self: end; max-width: 240px; }
.math-breakdown .row { display: grid; grid-template-columns: 1fr auto; gap: 12px; font-family: var(--font-mono); font-size: 12px; color: var(--graphite); padding: 6px 0; border-bottom: 1px solid var(--whisper-rule); }
.math-breakdown .row:last-child { border-bottom: 0; }
.math-breakdown .row .v { color: var(--charcoal-ink); }
.math-body-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; margin-top: 8px; }
.math-body { font-family: var(--font-body); font-size: 18px; line-height: 1.6; color: var(--graphite); margin: 0; max-width: 60ch; text-wrap: pretty; }
.math-cta-block { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.math-sub-cta { font-family: var(--font-body); font-size: 13px; color: var(--muted-steel); line-height: 1.55; max-width: 44ch; margin: 0; }

/* ===== Early-access bar (Law, Medical lite pages) ====================== */
.early-access {
  background: var(--prussian-navy);
  color: var(--bone-canvas);
  padding: 40px 0;
  border-bottom: 1px solid rgba(246, 243, 236, 0.12);
}
.early-access-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 64px;
  display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center;
}
.early-access-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(246, 243, 236, 0.65); white-space: nowrap;
}
.early-access-body {
  font-family: var(--font-body); font-size: 16px; line-height: 1.55;
  color: var(--bone-canvas); margin: 0; max-width: 100ch; text-wrap: pretty;
}
.early-access-body strong { color: var(--bone-canvas); }

/* ===== Sub-band (Tier-2 OEM suppliers below auto-service math) ========= */
.subband {
  background: var(--bone-tint);
  padding: 56px 0;
  border-bottom: 1px solid var(--whisper-rule);
}
.subband-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 64px;
  display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: start;
}
.subband-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--prussian-navy); white-space: nowrap;
  padding-top: 4px;
}
.subband-body {
  font-family: var(--font-body); font-size: 16px; line-height: 1.55;
  color: var(--charcoal-ink); margin: 0; max-width: 100ch; text-wrap: pretty;
}
.subband-body strong { color: var(--charcoal-ink); }

/* ===== SDS Safety band — boxed card (chemical-handling industries) ====== */
.sds-band { background: var(--bone-canvas); padding: 88px 0; border-bottom: 1px solid var(--whisper-rule); }
.sds-band-inner { max-width: 1280px; margin: 0 auto; padding: 0 64px; }
.sds-card {
  display: grid; grid-template-columns: 300px 1fr; gap: 48px; align-items: start;
  border: 1px solid var(--whisper-rule-strong); background: var(--bone-tint); padding: 44px 48px;
}
.sds-aside { display: flex; flex-direction: column; gap: 14px; }
.sds-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--prussian-navy); }
.sds-figure { font-family: var(--font-display); font-weight: 600; font-size: 40px; letter-spacing: -0.024em; line-height: 1; color: var(--charcoal-ink); font-variant-numeric: tabular-nums; margin: 0; }
.sds-figure-cap { font-family: var(--font-body); font-size: 12px; line-height: 1.5; color: var(--muted-steel); margin: 0; max-width: 32ch; }
.sds-main { display: flex; flex-direction: column; gap: 16px; }
.sds-headline { font-family: var(--font-display); font-weight: 500; font-size: 22px; line-height: 1.25; letter-spacing: -0.016em; color: var(--charcoal-ink); margin: 0; max-width: 36ch; text-wrap: balance; }
.sds-body { font-family: var(--font-body); font-size: 15px; line-height: 1.6; color: var(--graphite); margin: 0; max-width: 64ch; text-wrap: pretty; }
.sds-body strong { color: var(--charcoal-ink); }

/* ===== Guarantee strip ================================================= */
.guarantee { background: var(--charcoal-ink); color: var(--bone-canvas); padding: 40px 0; }
.guarantee-inner { max-width: 1280px; margin: 0 auto; padding: 0 64px; display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: start; }
.guarantee-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(246, 243, 236, 0.55); padding-top: 4px; white-space: nowrap; }
.guarantee-body { font-family: var(--font-body); font-size: 15px; line-height: 1.6; color: var(--bone-canvas); margin: 0; max-width: 110ch; text-wrap: pretty; }
.guarantee-body em { font-style: normal; color: rgba(246, 243, 236, 0.65); }

/* ===== Footer ========================================================== */
.pagefoot { background: var(--bone-canvas); border-top: 1px solid var(--whisper-rule); padding: 32px 64px; display: grid; grid-template-columns: 140px 1fr auto; gap: 40px; align-items: center; }
.pagefoot .wm-slot { width: 140px; height: 32px; }
.pagefoot .center { font-family: var(--font-body); font-size: 13px; color: var(--muted-steel); }
.pagefoot .right { font-family: var(--font-mono); font-size: 12px; color: var(--muted-steel); }

/* ===== Sticky CTA (mobile) ============================================= */
.sticky-cta { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; padding: 12px 16px calc(12px + env(safe-area-inset-bottom)) 16px; background: var(--bone-canvas); border-top: 1px solid var(--whisper-rule-strong); box-sizing: border-box; transition: transform 240ms ease, opacity 200ms ease; }
.sticky-cta.is-hidden { transform: translateY(110%); opacity: 0; pointer-events: none; }
.sticky-cta .btn { width: 100%; justify-content: space-between; }

/* ===== Industry Picker (drops into homepage) =========================== */
.industry-picker {
  background: var(--bone-canvas);
  padding: 120px 0;
  border-bottom: 1px solid var(--whisper-rule);
}
.industry-picker .container { max-width: 1280px; margin: 0 auto; padding: 0 64px; }

.ip-head {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 64px;
  align-items: end;
  margin-bottom: 64px;
}
.ip-head h2 {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--charcoal-ink);
  margin: 18px 0 0 0;
  max-width: 20ch;
  text-wrap: balance;
}
.ip-head .subhead {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  color: var(--graphite);
  max-width: 44ch;
  margin: 0;
  padding-bottom: 6px;
  text-wrap: pretty;
}

.ip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--whisper-rule-strong);
  border-left: 1px solid var(--whisper-rule-strong);
}
.ip-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 240px;
  padding: 36px 36px 32px 36px;
  border-right: 1px solid var(--whisper-rule-strong);
  border-bottom: 1px solid var(--whisper-rule-strong);
  background: var(--bone-canvas);
  color: var(--charcoal-ink);
  text-decoration: none;
  transition: background-color 200ms var(--ease-spring);
}
.ip-tile:hover {
  background: var(--bone-tint);
  color: var(--charcoal-ink);
}
.ip-tile:hover .ip-arrow { transform: translateX(4px); }

.ip-tile-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--prussian-navy);
}
.ip-tile-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.018em;
  color: var(--charcoal-ink);
  margin: 0;
  text-wrap: balance;
  max-width: 22ch;
}
.ip-tile-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--graphite);
  margin: 0;
  max-width: 36ch;
  text-wrap: pretty;
}
.ip-tile-link {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--whisper-rule);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--prussian-navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ip-arrow {
  font-family: var(--font-body);
  font-size: 14px;
  transition: transform 220ms var(--ease-spring);
}
.ip-tile-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-steel);
}
.ip-tile-tag.lite { color: var(--prussian-navy); }

.ip-fallback {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--whisper-rule);
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--muted-steel);
  line-height: 1.55;
  text-wrap: pretty;
}
.ip-fallback .dash {
  width: 28px; height: 1px;
  background: var(--prussian-navy);
  display: inline-block; flex-shrink: 0;
}
.ip-fallback a {
  color: var(--charcoal-ink);
  text-decoration: underline;
  text-underline-offset: 0.15em;
  text-decoration-thickness: 1px;
}
.ip-fallback a:hover { color: var(--prussian-navy); }

/* ===== Responsive ====================================================== */
@media (max-width: 1100px) {
  .ip-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .section { padding: 64px 0; }

  .nav { padding: 16px 24px; }
  .nav-links { gap: 16px; flex-wrap: wrap; }
  .nav-links a:not(.is-active) { display: none; }

  .hero { min-height: auto; grid-template-columns: 1fr; border-bottom: 1px solid var(--whisper-rule); }
  .hero-left { padding: 56px 24px 24px; max-width: none; }
  .hero-left h1 { font-size: 38px; line-height: 1.05; letter-spacing: -0.02em; }
  .hero-left .lede { font-size: 17px; max-width: none; }
  .hero-right { padding: 0 24px 56px; }
  .cta-block .btn { width: 100%; justify-content: space-between; }

  .chart { max-width: none; margin-left: 0; }
  .leak-row { grid-template-columns: 1fr auto; gap: 12px; padding: 14px 0; }
  .leak-value { font-size: 16px; }

  .section-head { grid-template-columns: 1fr; gap: 20px; align-items: flex-start; }
  .section-head .right-meta { text-align: left; }

  .cards { grid-template-columns: 1fr !important; gap: 24px; }
  .card { padding: 24px 20px; min-height: 0; }
  .card-figure { font-size: 28px; }
  .card-headline { font-size: 20px; }

  .math-figure { font-size: 64px; letter-spacing: -0.035em; }
  .math-inner, .math-body-grid, .math-figure-wrap { grid-template-columns: 1fr; gap: 24px; }
  .math-cta-block .btn { width: 100%; justify-content: space-between; }

  .early-access-inner, .subband-inner, .guarantee-inner {
    grid-template-columns: 1fr; gap: 16px;
  }

  .industry-picker { padding: 64px 0; }
  .ip-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 36px; }
  .ip-head h2 { font-size: 30px; max-width: 100%; }
  .ip-head .subhead { font-size: 15px; padding-bottom: 0; }
  .ip-grid { grid-template-columns: 1fr; }
  .ip-tile { min-height: 0; padding: 28px 24px; }
  .ip-tile-name { font-size: 20px; }
  .ip-fallback { flex-direction: column; align-items: flex-start; gap: 8px; }

  .pagefoot { grid-template-columns: 1fr; gap: 12px; padding: 32px 24px 24px; }

  .sticky-cta { display: flex; }
  body { padding-bottom: 84px; }

  .sds-band { padding: 56px 0; }
  .sds-band-inner { padding: 0 24px; }
  .sds-card { grid-template-columns: 1fr; gap: 24px; padding: 28px 24px; }
  .sds-figure { font-size: 32px; }
}