/* Linecheck — revised layout; same tokens */
:root {
  --bg: #ffffff;
  --bg-soft: #f7f7f5;
  --bg-mute: #f0f0ee;
  --ink: #0a0a0a;
  --ink-2: #27272a;
  --muted: #6b7280;
  --muted-2: #9ca3af;
  --line: #e4e4e7;
  --accent: #2563eb;
  --accent-soft: #eff6ff;
  --warn: #52525b;
  --ok-ink: #3f3f46;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(10, 10, 10, 0.04);
  --shadow-md: 0 8px 24px rgba(10, 10, 10, 0.06);
  --shadow-lg: 0 20px 48px rgba(10, 10, 10, 0.08);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --step-small: clamp(0.8125rem, 0.79rem + 0.1vw, 0.875rem);
  --step-body: 16px;
  --step-lead: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --step-head: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
  --step-display: clamp(2.35rem, 1.5rem + 2.8vw, 3.75rem);

  --shell: min(1180px, calc(100% - 48px));
  --header-h: 64px;
  --font: "Work Sans", system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 220ms;
  --dur-enter: 800ms;
  --dur-check: 520ms;
  --motion-y: 34px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  font-size: var(--step-body);
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
button { font: inherit; color: inherit; cursor: pointer; }
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: #fff; padding: 8px 14px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

.shell { width: var(--shell); margin-inline: auto; }
.cite {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.85em;
  letter-spacing: 0.02em;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: var(--header-h); gap: var(--space-5);
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
}
.brand-mark {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--ink);
  box-shadow: inset 0 0 0 3px var(--bg), inset 0 0 0 5px var(--accent);
}
.brand-name { font-weight: 500; letter-spacing: -0.02em; }
.header-nav { display: flex; align-items: center; gap: var(--space-5); }
.header-nav a {
  text-decoration: none; color: var(--muted);
  font-size: var(--step-small); font-weight: 500;
  transition: color var(--dur) var(--ease);
}
.header-nav a:hover { color: var(--ink); }
.nav-cta, .btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 16px; border-radius: 999px;
  background: var(--ink); color: #fff !important; text-decoration: none !important;
  font-weight: 500; font-size: var(--step-small);
  transition: transform 220ms var(--ease), background 220ms var(--ease), box-shadow 220ms var(--ease);
  border: 0;
  box-shadow: var(--shadow-sm);
}
.nav-cta:hover, .btn-primary:hover {
  background: #1a1a1a;
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-md);
}
.nav-cta:active, .btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: var(--shadow-sm);
}
.btn-ghost {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 14px;
  border-radius: 999px; border: 1px solid var(--line); text-decoration: none;
  color: var(--ink); font-size: var(--step-small); font-weight: 500;
  background: #fff;
  transition: transform 220ms var(--ease), border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.btn-ghost:hover {
  border-color: var(--ink);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-sm);
}
.btn-ghost:active { transform: scale(0.98); }
.inline-cta {
  display: inline-block; margin-top: var(--space-3);
  font-weight: 500; font-size: var(--step-small); color: var(--accent);
  text-decoration: none;
}
.inline-cta:hover { text-decoration: underline; }

@media (max-width: 760px) {
  .header-nav a:not(.nav-cta) { display: none; }
  :root { --shell: min(1180px, calc(100% - 32px)); }
}

/* Brand hero */
.brand-hero {
  padding: var(--space-8) 0 var(--space-9);
  background: var(--bg-soft);
}
.brand-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-7);
  align-items: center;
}
.eyebrow {
  margin: 0 0 var(--space-3);
  font-size: var(--step-small); letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted); font-weight: 500;
}
.brand-hero-copy h1 {
  margin: 0 0 var(--space-4);
  font-size: var(--step-display); font-weight: 300;
  letter-spacing: -0.035em; line-height: 1.05; max-width: 16ch;
}
.lede {
  margin: 0 0 var(--space-5); max-width: 36rem;
  color: var(--ink-2); font-size: var(--step-lead); line-height: 1.5;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.brand-hero-visual { margin: 0; }
.brand-hero-visual img {
  width: 100%; height: clamp(280px, 48vh, 520px);
  object-fit: cover; border-radius: var(--radius-lg);
  border: 1px solid var(--line); box-shadow: var(--shadow-md);
}
.brand-hero-visual figcaption {
  margin-top: 10px; font-size: var(--step-small); color: var(--muted);
}
@media (max-width: 900px) {
  .brand-hero-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .brand-hero-visual { order: -1; }
  .brand-hero-visual img { height: 240px; }
}

/* Sections */
.section { padding: var(--space-9) 0; }
.section-head { margin-bottom: var(--space-6); max-width: 42rem; }
.section-head h2, .how-lead h2, .faq-section h2 {
  margin: 0 0 var(--space-3);
  font-size: var(--step-head); font-weight: 300;
  letter-spacing: -0.03em; line-height: 1.1;
}
.section-lead { margin: 0; color: var(--ink-2); font-size: var(--step-lead); }

/* Evidence / sources */
.evidence-section { background: var(--bg); border-top: 1px solid var(--line); }
.source-index {
  margin: 0 0 var(--space-6); padding: var(--space-5);
  list-style: none; background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: var(--radius-md);
  display: grid; gap: 14px;
}
.source-index li { font-size: 0.95rem; line-height: 1.45; color: var(--ink-2); }
.source-index a { font-weight: 500; }
.evidence-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.evidence-card {
  padding: var(--space-5); border: 1px solid var(--line);
  border-radius: var(--radius-md); background: #fff;
}
.evidence-card h3 {
  margin: 0 0 8px; font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em;
}
.evidence-card p { margin: 0 0 10px; color: var(--ink-2); font-size: 0.95rem; }
.evidence-link { margin: 0 !important; font-size: var(--step-small) !important; }
@media (max-width: 800px) {
  .evidence-cards { grid-template-columns: 1fr; }
}

/* How */
.how-section { background: var(--bg-soft); }
.how-grid {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-7); align-items: start;
}
.how-lead p { margin: 0; color: var(--muted); max-width: 30ch; }
.itinerary {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: var(--space-5);
}
.itin-group + .itin-group { margin-top: var(--space-5); }
.itin-group h3 { margin: 0 0 10px; font-size: 0.95rem; font-weight: 600; }
.itin-row {
  display: grid; grid-template-columns: 1fr auto; gap: 12px;
  padding: 8px 0; border-bottom: 1px solid var(--line); font-size: var(--step-small);
}
.itin-row span:last-child { color: var(--muted); text-align: right; }
.itin-final {
  margin-top: 12px; background: var(--ink); color: #fff; border-radius: var(--radius-xs);
  min-height: 44px; display: flex; align-items: center; padding: 0 14px;
  font-size: var(--step-small); font-weight: 500;
}
@media (max-width: 800px) { .how-grid { grid-template-columns: 1fr; } }

/* Calculator workspace — sticky compact result */
.calc-section { background: var(--bg); border-top: 1px solid var(--line); }
.calc-source-strip {
  margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 10px 16px;
  font-size: var(--step-small); color: var(--muted);
}
.calc-source-strip a {
  text-decoration: none; color: var(--ink-2); font-weight: 500;
  border-bottom: 1px solid var(--line);
}
.calc-source-strip a:hover { color: var(--accent); border-color: var(--accent); }

.calc-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 380px);
  gap: var(--space-5);
  align-items: start;
}

.calc-inputs {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.calc-inputs form { display: flex; flex-direction: column; gap: var(--space-5); }

.block { margin: 0; padding: 0; border: 0; min-inline-size: 0; }
.block + .block, .more-details { padding-top: var(--space-5); border-top: 1px solid var(--line); }
.block-title {
  display: flex; align-items: center; gap: 8px; margin: 0 0 var(--space-2);
  font-size: 0.95rem; font-weight: 600; padding: 0;
}
.block-title .icon { width: 16px; height: 16px; stroke-width: 1.75; }
.block-hint { margin: 0 0 var(--space-4); color: var(--muted); font-size: var(--step-small); }

.more-details { border: 0; }
.more-summary {
  list-style: none; cursor: pointer; display: grid; gap: 4px;
  padding: 12px 0; font-weight: 600;
}
.more-summary::-webkit-details-marker { display: none; }
.more-hint { font-weight: 400; color: var(--muted); font-size: var(--step-small); }
.more-details[open] .more-summary { margin-bottom: 8px; }
.more-details #enrich-block { border-top: 0; padding-top: 0; }

.switch-row {
  display: grid; grid-template-columns: 1fr auto; gap: var(--space-4);
  align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line);
}
.switch-row:last-child { border-bottom: 0; }
.switch-row.compact { padding: 8px 0 12px; border-bottom: 0; }
.idle-row {
  margin: 4px 0 8px; padding: 12px !important;
  background: var(--accent-soft); border-radius: var(--radius-sm); border: 0 !important;
}
.switch-copy label { display: block; font-weight: 500; cursor: pointer; }
.switch-detail {
  display: block; margin-top: 2px; color: var(--muted);
  font-size: var(--step-small); line-height: 1.4;
}
.switch {
  display: inline-flex; align-items: center; gap: 10px;
  background: none; border: 0; padding: 4px; min-height: 44px; min-width: 44px;
  justify-content: flex-end;
}
.switch-track {
  position: relative; width: 48px; height: 28px; border-radius: 999px;
  background: var(--bg-mute); border: 1px solid var(--line);
  transition: background 240ms var(--ease), border-color 240ms var(--ease), transform 240ms var(--ease);
}
.switch-thumb {
  position: absolute; top: 2px; left: 2px; width: 22px; height: 22px;
  border-radius: 50%; background: #fff;
  box-shadow: var(--shadow-sm), 0 0 0 1px rgba(10,10,10,0.06);
  transition: transform 260ms var(--ease);
}
.switch:active .switch-track { transform: scale(1.06); }
.switch[aria-checked="true"] .switch-track { background: var(--ink); border-color: var(--ink); }
.switch[aria-checked="true"] .switch-thumb { transform: translateX(20px); }
.switch-state { font-size: var(--step-small); font-weight: 500; color: var(--muted); min-width: 1.6rem; }
.switch[aria-checked="true"] .switch-state { color: var(--ink); }

.slider-field { margin-top: var(--space-2); }
.slider-meta {
  display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px;
}
.slider-meta label { font-size: var(--step-small); color: var(--muted); font-weight: 500; }
.slider-meta output { font-weight: 600; font-variant-numeric: tabular-nums; }
.slider-ends {
  display: flex; justify-content: space-between; margin-top: 6px;
  font-size: 0.75rem; color: var(--muted-2);
}
.age-readout, .usage-hint { margin: 10px 0 0; font-size: var(--step-small); color: var(--muted); }
.age-readout strong { color: var(--ink); font-weight: 600; }

input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 28px;
  background: transparent; margin: 0; cursor: pointer;
}
input[type="range"]:disabled { opacity: 0.4; cursor: not-allowed; }
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 999px;
  background: linear-gradient(to right, var(--accent) 0%, var(--accent) var(--fill, 0%), var(--bg-mute) var(--fill, 0%), var(--bg-mute) 100%);
}
input[type="range"]::-moz-range-track { height: 4px; border-radius: 999px; background: var(--bg-mute); }
input[type="range"]::-moz-range-progress { height: 4px; border-radius: 999px; background: var(--accent); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; margin-top: -8px;
  border-radius: 50%; background: #fff; border: 2px solid var(--ink); box-shadow: var(--shadow-sm);
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%; background: #fff;
  border: 2px solid var(--ink); box-shadow: var(--shadow-sm);
}

.segmented {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.seg {
  border: 0; background: transparent; border-radius: var(--radius-xs);
  min-height: 40px; font-weight: 500; font-size: var(--step-small); color: var(--muted);
  transition: background 220ms var(--ease), color 220ms var(--ease), transform 220ms var(--ease), box-shadow 220ms var(--ease);
}
.seg:hover { color: var(--ink); transform: translateY(-1px); }
.seg:active { transform: scale(0.98); }
.seg.is-active { background: #fff; color: var(--ink); box-shadow: var(--shadow-sm); }
.guidance-blurb { margin: 12px 0 0; font-size: var(--step-small); color: var(--muted); }

.calc-inputs.is-flagged #age-block,
.calc-inputs.is-flagged #usage-block,
.calc-inputs.is-flagged .more-details { opacity: 0.45; transition: opacity var(--dur) var(--ease); }

/* Sticky result */
.calc-sticky {
  position: sticky;
  top: calc(var(--header-h) + 12px);
  align-self: start;
  max-height: calc(100vh - var(--header-h) - 24px);
  overflow: auto;
  z-index: 5;
}
.result-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; gap: 10px;
  transition: opacity 280ms var(--ease), filter 280ms var(--ease);
}
.result-card.is-checking {
  opacity: 1;
  filter: saturate(0.78);
  box-shadow: var(--shadow-md), inset 0 0 0 1px color-mix(in srgb, var(--accent) 32%, transparent);
}
.result-card.is-checking .life-fill {
  animation: pulse-fill 520ms var(--ease) infinite;
}
.result-card[data-status="checking"] .result-status {
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0.04em;
}
.result-card[data-status="checking"] .result-plain {
  color: var(--accent);
  font-weight: 500;
  opacity: 1;
}
@keyframes pulse-fill {
  0% { filter: brightness(1); transform: scaleX(1); transform-origin: left center; }
  50% { filter: brightness(1.5); transform: scaleX(1.04); transform-origin: left center; }
  100% { filter: brightness(1); transform: scaleX(1); transform-origin: left center; }
}
.checking-line {
  margin: 0; font-size: 0.95rem; font-weight: 600; color: var(--accent);
  letter-spacing: 0.02em;
  animation: check-blink 520ms var(--ease) infinite alternate;
}
@keyframes check-blink {
  from { opacity: 0.55; }
  to { opacity: 1; }
}
.result-kicker {
  margin: 0; font-size: 0.75rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted); font-weight: 500;
}
.result-status {
  margin: 0; font-size: clamp(1.35rem, 1.1rem + 1vw, 1.75rem);
  font-weight: 500; letter-spacing: -0.03em; line-height: 1.15;
  transition: opacity 280ms var(--ease);
}
.result-status.is-fading { opacity: 0.2; }
.result-plain {
  margin: 0; font-size: 1rem; color: var(--ink-2); font-weight: 500; line-height: 1.4;
}
.result-safety { margin: 0; font-size: var(--step-small); color: var(--muted); }
.result-card[data-status="awaiting"] .result-status {
  color: var(--muted); font-weight: 400; text-transform: lowercase; letter-spacing: 0.02em;
}

.life-meter { padding: 10px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.life-meter.is-hidden { opacity: 0.35; }
.life-meter-head {
  display: flex; justify-content: space-between; font-size: var(--step-small);
  color: var(--muted); margin-bottom: 8px; font-variant-numeric: tabular-nums;
}
.life-track { position: relative; height: 6px; border-radius: 999px; background: var(--bg-mute); }
.life-fill {
  position: absolute; inset: 0 auto 0 0; width: 0%; border-radius: 999px;
  background: var(--accent); transition: width 360ms var(--ease);
}
.life-wear {
  position: absolute; top: 50%; left: 0%; width: 12px; height: 12px;
  margin: -6px 0 0 -6px; border-radius: 50%; background: var(--ink);
  border: 2px solid #fff; box-shadow: 0 0 0 1px var(--ink);
  transition: left 360ms var(--ease);
}
.life-ends {
  display: flex; justify-content: space-between; margin-top: 8px;
  font-size: 0.72rem; color: var(--muted-2);
}

.result-meta {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 12px;
  font-size: var(--step-small);
}
.result-meta dt { margin: 0; color: var(--muted-2); font-weight: 500; }
.result-meta dd { margin: 2px 0 0; font-weight: 500; font-variant-numeric: tabular-nums; }

.result-section h3, .result-details summary {
  margin: 0 0 6px; font-size: var(--step-small); letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted); font-weight: 600;
}
.result-details summary { cursor: pointer; list-style: none; }
.result-details summary::-webkit-details-marker { display: none; }
.reason-list, .next-list {
  margin: 0; padding: 0 0 0 1.1rem; display: grid; gap: 6px;
  font-size: var(--step-small); color: var(--ink-2); line-height: 1.4;
}
.reason-list { max-height: 7.5rem; overflow: auto; }

.mobile-mini {
  display: none; align-items: center; justify-content: space-between;
  gap: 12px; padding: 10px 14px; margin-bottom: 8px;
  background: var(--ink); color: #fff; border-radius: var(--radius-sm);
  font-size: var(--step-small); font-weight: 500;
  position: sticky; top: calc(var(--header-h) + 4px); z-index: 6;
}
.mobile-mini a { color: #fff; }

@media (max-width: 960px) {
  .calc-workspace { grid-template-columns: 1fr; }
  .calc-sticky {
    position: sticky; top: var(--header-h);
    max-height: none; order: -1; z-index: 6;
  }
  .mobile-mini { display: flex; }
  .result-card { max-height: min(52vh, 380px); overflow: auto; }
  /* Keep sticky chrome from covering the first form controls */
  .calc-inputs {
    scroll-margin-top: calc(var(--header-h) + 56px);
    padding-top: calc(var(--space-5) + 8px);
  }
  .mobile-mini-clearance { height: 0; } /* reserved hook */
}

/* Visual / FAQ / footer */
.visual-pair {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-5);
}
.visual-pair figure { margin: 0; }
.visual-pair img {
  width: 100%; height: clamp(220px, 32vw, 380px); object-fit: cover;
  border-radius: var(--radius-md); border: 1px solid var(--line);
}
.visual-pair figcaption { margin-top: 10px; font-size: var(--step-small); color: var(--muted); }
@media (max-width: 800px) { .visual-pair { grid-template-columns: 1fr; } }

.faq-grid {
  display: grid; grid-template-columns: minmax(120px, 0.28fr) 1fr; gap: var(--space-6);
}
.faq-text { columns: 2; column-gap: 48px; }
.faq-text p {
  margin: 0 0 18px; break-inside: avoid; color: var(--ink-2); line-height: 1.55;
}
.faq-text strong { color: var(--ink); }
@media (max-width: 800px) {
  .faq-grid { grid-template-columns: 1fr; }
  .faq-text { columns: 1; }
}

.site-footer {
  position: relative; min-height: 72svh; color: #f5f5f4;
  display: flex; align-items: flex-end; overflow: hidden;
}
.footer-photo { position: absolute; inset: 0; z-index: 0; }
.footer-photo img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.55); }
.footer-content { position: relative; z-index: 1; width: var(--shell); padding: var(--space-7) 0 var(--space-6); }
.footer-top {
  display: flex; justify-content: space-between; gap: var(--space-5);
  flex-wrap: wrap; margin-bottom: clamp(64px, 14vh, 160px);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { color: #f5f5f4; text-decoration: none; font-size: var(--step-small); font-weight: 500; }
.footer-disclaimer {
  margin: 0; max-width: 36rem; font-size: var(--step-small);
  color: rgba(245,245,244,0.82); line-height: 1.5;
}
.footer-wordmark {
  margin: 0; font-size: clamp(3rem, 12vw, 9rem); font-weight: 300;
  letter-spacing: -0.045em; line-height: 0.9; color: #f5f5f4;
}
.footer-legal {
  margin: 14px 0 0; font-size: 0.8125rem; color: rgba(245,245,244,0.65); max-width: 52rem;
}

/* Reveal */
.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .reveal.is-pending {
    opacity: 0;
    transform: translateY(var(--motion-y));
  }
  .reveal.is-in {
    opacity: 1;
    transform: none;
    transition:
      opacity var(--dur-enter) var(--ease),
      transform var(--dur-enter) var(--ease);
  }
  /* Stagger children inside entering sections */
  .reveal.is-pending .brand-hero-copy,
  .reveal.is-pending .brand-hero-visual,
  .reveal.is-pending .section-head,
  .reveal.is-pending .source-index,
  .reveal.is-pending .evidence-card,
  .reveal.is-pending .how-lead,
  .reveal.is-pending .itinerary,
  .reveal.is-pending .calc-inputs,
  .reveal.is-pending .calc-sticky,
  .reveal.is-pending .visual-pair figure,
  .reveal.is-pending .faq-grid > * {
    opacity: 0;
    transform: translateY(28px);
  }
  .reveal.is-in .brand-hero-copy,
  .reveal.is-in .brand-hero-visual,
  .reveal.is-in .section-head,
  .reveal.is-in .source-index,
  .reveal.is-in .evidence-card,
  .reveal.is-in .how-lead,
  .reveal.is-in .itinerary,
  .reveal.is-in .calc-inputs,
  .reveal.is-in .calc-sticky,
  .reveal.is-in .visual-pair figure,
  .reveal.is-in .faq-grid > * {
    opacity: 1;
    transform: none;
    transition:
      opacity var(--dur-enter) var(--ease),
      transform var(--dur-enter) var(--ease);
  }
  .reveal.is-in .brand-hero-copy { transition-delay: 0ms; }
  .reveal.is-in .brand-hero-visual { transition-delay: 100ms; }
  .reveal.is-in .section-head { transition-delay: 0ms; }
  .reveal.is-in .source-index { transition-delay: 90ms; }
  .reveal.is-in .evidence-card:nth-child(1) { transition-delay: 80ms; }
  .reveal.is-in .evidence-card:nth-child(2) { transition-delay: 160ms; }
  .reveal.is-in .evidence-card:nth-child(3) { transition-delay: 240ms; }
  .reveal.is-in .evidence-card:nth-child(4) { transition-delay: 320ms; }
  .reveal.is-in .how-lead { transition-delay: 0ms; }
  .reveal.is-in .itinerary { transition-delay: 110ms; }
  .reveal.is-in .calc-inputs { transition-delay: 0ms; }
  .reveal.is-in .calc-sticky { transition-delay: 120ms; }
  .reveal.is-in .visual-pair figure:nth-child(1) { transition-delay: 60ms; }
  .reveal.is-in .visual-pair figure:nth-child(2) { transition-delay: 160ms; }
  .reveal.is-in .faq-grid > *:nth-child(1) { transition-delay: 0ms; }
  .reveal.is-in .faq-grid > *:nth-child(2) { transition-delay: 100ms; }
}
@media (prefers-reduced-motion: reduce) {
  .checking-line { animation: none !important; }
  .result-card.is-checking .life-fill { animation: none !important; }
}