:root {
  color-scheme: light dark;
  --accent: #075fd8;
  --accent-hover: #004bab;
  --accent-soft: #edf4fd;
  --background: #fcfdff;
  --surface-muted: #f0f4f9;
  --ink: #142338;
  --ink-soft: #526177;
  --line: #d9e1ec;
  --focus: #075fd8;
  --danger-soft: #fff2cf;
  --shell: 1280px;
  --gutter: 40px;
  --section-space: 104px;
  /* Layer order: content, sticky header (10), keyboard skip link (20). */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { background: var(--background); scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  background: var(--background);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.65;
  margin: 0;
  min-height: 100dvh;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration-thickness: 0.06em; text-underline-offset: 0.22em; }
a:hover { text-decoration-thickness: 0.12em; }
a:focus-visible, button:focus-visible {
  border-radius: 4px;
  outline: 3px solid var(--focus);
  outline-offset: 5px;
}
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 450; letter-spacing: -0.035em; line-height: 1.1; }
h1 { font-size: clamp(2.75rem, 5.5vw, 4.75rem); }
h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); }
h3 { font-weight: 500; font-size: 1.5rem; letter-spacing: -0.025em; line-height: 1.25; }
.shell { width: 100%; max-width: var(--shell); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link {
  background: var(--ink);
  color: var(--background);
  font-weight: 600;
  left: 12px;
  padding: 0.8rem 1rem;
  position: fixed;
  top: 12px;
  transform: translateY(-180%);
  z-index: 20;
}
.skip-link:focus { transform: translateY(0); }
.review-banner {
  background: var(--danger-soft);
  color: #5b3b00;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  text-align: center;
}
.site-header {
  background: var(--background);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner { align-items: center; display: flex; min-height: 72px; justify-content: space-between; gap: 20px; }
.brand { align-items: center; color: var(--ink); display: inline-flex; font-weight: 600; gap: 10px; letter-spacing: -0.025em; text-decoration: none; white-space: nowrap; }
.brand-mark { aspect-ratio: 1; background: #030812; border-radius: 8px; display: block; overflow: hidden; position: relative; width: 34px; flex-shrink: 0; }
.brand-mark img { left: -45.59%; max-width: none; position: absolute; top: -29.41%; width: 188.24%; }
.brand-name { font-size: 1rem; }
.primary-nav, .site-footer nav { align-items: center; display: flex; gap: 32px; }
.primary-nav a, .site-footer nav a { align-items: center; color: var(--ink-soft); display: inline-flex; min-height: 44px; font-size: 0.875rem; font-weight: 500; text-decoration: none; white-space: nowrap; }
.primary-nav a:hover, .site-footer nav a:hover { color: var(--accent); }
.primary-nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 6px; }

/* The only bright stage holds the approved, unaltered app fragment. */
.hero { align-items: center; display: grid; gap: 56px; grid-template-columns: 1.08fr 0.92fr; padding-top: 72px; padding-bottom: var(--section-space); }
.hero-copy { padding-bottom: 24px; }
.hero-kicker { color: var(--accent); font-size: 0.8125rem; font-weight: 600; margin-bottom: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero-kicker span { color: var(--ink-soft); font-weight: 400; border-left: 1px solid var(--line); padding-left: 12px; }
.hero h1 { font-size: clamp(3.5rem, 5.5vw, 4.75rem); line-height: 1.06; margin-bottom: 24px; }
.hero h1 > span { color: var(--accent); }
.hero-summary { color: var(--ink-soft); font-size: 1.125rem; line-height: 1.65; max-width: 440px; margin-bottom: 32px; }
.button, .support-contact > a {
  align-items: center;
  background: var(--accent);
  border: 1px solid transparent;
  border-radius: 9px;
  color: #fff;
  display: inline-flex;
  font-size: 0.9375rem;
  font-weight: 600;
  gap: 24px;
  justify-content: center;
  min-height: 48px;
  padding: 11px 20px;
  text-decoration: none;
  transition: background-color 180ms ease, transform 180ms ease;
}
.button:hover, .support-contact > a:hover { background: var(--accent-hover); transform: translateY(-1px); }
.button:active, .support-contact > a:active { transform: translateY(1px); }
.button span, .text-link span { display: inline-block; transition: transform 180ms ease; }
.button:hover span, .text-link:hover span { transform: translateX(3px); }
.hero-preview { min-width: 0; }
.preview-stage {
  background: #fff;
  border: 1px solid #dce6f2;
  border-radius: 20px;
  overflow: hidden;
  padding: 0 0 8px;
}
.preview-route { aspect-ratio: 480 / 200; position: relative; background: linear-gradient(180deg, #e1efff, #eef8fc 45%, #fff 95%); }
.preview-route svg { width: 100%; height: 100%; display: block; }
.route-edge { stroke: #c8dff8; stroke-width: 42; }
.route-road { stroke: #e9f3ff; stroke-width: 40; }
.route-center { stroke: #8eb9eb; stroke-width: 1.5; stroke-dasharray: 5 8; }
.route-stop { stroke: #075fd8; fill: #fff; stroke-width: 2; }
.route-label { color: #315477; font-size: 0.75rem; font-weight: 500; position: absolute; }
.route-practice { left: 11%; top: 48%; }
.route-signs { left: 58%; top: 9%; }
.route-review { right: 7%; top: 55%; }
.device-preview { width: min(80%, 340px); margin: 0 auto; position: relative; }
.hero-preview figcaption { color: var(--ink-soft); display: flex; justify-content: space-between; gap: 12px; font-size: 0.75rem; padding: 14px 2px 0; }
.hero-preview figcaption span:first-child { color: var(--ink); font-weight: 500; }

.product-section { padding-bottom: 80px; }
.section-heading { border-top: 1px solid var(--line); padding-top: 64px; margin-bottom: 48px; }
.section-heading h2 { margin-bottom: 20px; }
.section-heading > p { color: var(--ink-soft); font-size: 1.0625rem; max-width: 480px; }
.product-story { align-items: stretch; display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 80px; }
.study-visual {
  align-self: stretch;
  border-radius: 18px;
  min-width: 0;
  overflow: hidden;
}
.study-visual img {
  height: 100%;
  object-fit: cover;
  object-position: 66% center;
  width: 100%;
}
.feature-list { list-style: none; margin: 0; padding: 0; }
.feature-list li { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: 20px; padding-block: 27px; }
.feature-list li:first-child { padding-top: 0; }
.feature-list li + li { border-top: 1px solid var(--line); }
.feature-list li:last-child { padding-bottom: 0; }
.feature-number { color: var(--accent); font-size: 0.8125rem; font-variant-numeric: tabular-nums; padding-top: 5px; }
.feature-list h3 { margin-bottom: 12px; }
.feature-list p { color: var(--ink-soft); max-width: 47ch; }
.language-detail { align-items: center; border-top: 1px solid var(--line); display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 80px; margin-top: 48px; padding-top: 28px; }
.language-pair { font-size: 1.375rem; font-weight: 500; letter-spacing: -0.02em; }
.language-pair > span[aria-hidden] { color: var(--accent); font-weight: 400; margin-inline: 12px; }
.language-detail > p:last-child { color: var(--ink-soft); font-size: 0.9375rem; max-width: 40ch; }

.privacy-promise { background: var(--surface-muted); padding-block: 64px; }
.privacy-grid { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 80px; }
.privacy-promise h2 { font-size: clamp(1.875rem, 3vw, 2.25rem); margin-bottom: 18px; }
.privacy-summary { color: var(--ink-soft); }
.privacy-details { color: var(--ink-soft); max-width: 55ch; }
.privacy-details p + p { margin-top: 18px; font-size: 0.9375rem; }
.company-note { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 80px; padding-block: 80px; }
.company-note h2 { font-size: clamp(1.75rem, 2.5vw, 2rem); }
.company-note p { color: var(--ink-soft); max-width: 50ch; margin-bottom: 16px; }
.text-link { align-items: center; display: inline-flex; gap: 16px; min-height: 44px; font-size: 0.9375rem; font-weight: 500; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.site-footer { border-top: 1px solid var(--line); padding-block: 32px; }
.footer-grid { align-items: center; display: flex; justify-content: space-between; gap: 32px; }
.footer-brand .brand-mark { width: 28px; border-radius: 6px; }
.footer-brand .brand-name { font-size: 0.875rem; }
.site-footer p { color: var(--ink-soft); font-size: 0.8125rem; margin-top: 14px; max-width: 50ch; }
.site-footer nav { gap: 24px; flex-wrap: wrap; }
.site-footer nav a { font-size: 0.8125rem; }

/* Shared route styling keeps the approved policy HTML byte-for-byte intact. */
.legal-hero, .support-hero { padding-top: 72px; padding-bottom: 64px; }
.legal-hero h1, .support-hero h1 { max-width: 18ch; margin-bottom: 24px; }
.legal-date, .eyebrow { color: var(--accent); font-size: 0.8125rem; font-weight: 500; margin-bottom: 20px; }
.legal-hero > p:not(.legal-date), .support-hero > p:not(.eyebrow) { color: var(--ink-soft); font-size: 1.125rem; max-width: 62ch; }
.legal-content { padding-bottom: 80px; }
.legal-content section { border-top: 1px solid var(--line); display: grid; gap: 16px 72px; grid-template-columns: minmax(0, 0.38fr) minmax(0, 0.62fr); padding-block: 36px; }
.legal-content h2 { font-size: 1.375rem; letter-spacing: -0.02em; line-height: 1.3; }
.legal-content p, .legal-content ul { color: var(--ink-soft); grid-column: 2; margin: 0; max-width: 67ch; overflow-wrap: anywhere; }
.legal-content ul { padding-left: 22px; }
.legal-content li + li { margin-top: 10px; }
.review-required { background: var(--danger-soft); border-radius: 4px; box-decoration-break: clone; color: #5b3b00; font-weight: 600; padding: 0.12rem 0.28rem; }
.support-contact { align-items: center; display: flex; flex-wrap: wrap; gap: 12px 20px; margin-top: 28px; }
.support-contact p { color: var(--ink-soft); font-size: 0.8125rem; }
.support-grid { display: grid; gap: 0 64px; grid-template-columns: repeat(2, minmax(0, 1fr)); padding-bottom: 48px; }
.support-grid article { border-top: 1px solid var(--line); padding-block: 32px; }
.support-grid h2 { font-size: 1.5rem; margin-bottom: 16px; }
.support-grid p { color: var(--ink-soft); overflow-wrap: anywhere; }
.support-note { border-top: 1px solid var(--line); padding-top: 48px; padding-bottom: 80px; }
.support-note h2 { font-size: 2rem; margin-bottom: 20px; }
.support-note p { color: var(--ink-soft); max-width: 65ch; }
.not-found { padding-block: 96px; min-height: 65dvh; }
.not-found h1 { max-width: 15ch; margin-bottom: 24px; }
.not-found > p:not(.eyebrow) { color: var(--ink-soft); font-size: 1.0625rem; margin-bottom: 32px; }

@media (prefers-color-scheme: dark) {
  :root {
    --accent: #82b9ff;
    --accent-hover: #064aab;
    --accent-soft: #112541;
    --background: #0b1524;
    --surface-muted: #101f32;
    --ink: #edf3fd;
    --ink-soft: #a6b5c9;
    --line: #2b3b50;
    --focus: #9bc8ff;
    --danger-soft: #302810;
  }
  .review-banner, .review-required { color: #f2d386; }
  .button, .support-contact > a { background: #075fd8; }
  .button:hover, .support-contact > a:hover { background: var(--accent-hover); }
  .preview-stage { border-color: #a8c1df; }
}

@media (max-width: 1100px) {
  :root { --gutter: 32px; --section-space: 88px; }
  .hero { gap: 32px; }
  .hero h1 { font-size: clamp(3rem, 5.5vw, 3.75rem); }
  .product-story, .language-detail, .privacy-grid, .company-note { gap: 48px; }
}

@media (max-width: 899px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 56px; }
  .hero-copy { padding-bottom: 0; }
  .hero h1 { font-size: 4rem; }
  .hero-summary { max-width: 520px; }
  .hero-preview { width: min(100%, 520px); justify-self: center; }
  .product-story { grid-template-columns: 1fr; gap: 40px; }
  .study-visual { aspect-ratio: 16 / 9; }
  .feature-list li { padding-block: 24px; }
  .feature-list p { max-width: 62ch; }
  .language-detail, .privacy-grid, .company-note { grid-template-columns: 1fr 1.1fr; gap: 32px; }
  .legal-content section { gap: 16px 32px; grid-template-columns: minmax(0, 0.4fr) minmax(0, 0.6fr); }
  .footer-grid { align-items: flex-start; flex-direction: column; gap: 20px; }
}

@media (max-width: 639px) {
  :root { --gutter: 20px; --section-space: 64px; }
  html { scroll-padding-top: 84px; }
  .header-inner { min-height: 64px; gap: 12px; }
  .brand { gap: 8px; }
  .brand-mark { width: 28px; border-radius: 7px; }
  .brand-name { font-size: 0.875rem; }
  .primary-nav { gap: 20px; }
  .primary-nav a { font-size: 0.8125rem; }
  .hero { padding-top: 40px; gap: 36px; }
  .hero-kicker { font-size: 0.75rem; gap: 10px; margin-bottom: 24px; }
  .hero-kicker span { padding-left: 10px; }
  .hero h1 { font-size: clamp(2.625rem, 11.3vw, 3rem); line-height: 1.08; margin-bottom: 20px; }
  .hero-summary { font-size: 1rem; margin-bottom: 24px; }
  .button { gap: 20px; }
  .preview-stage { border-radius: 16px; }
  .device-preview { width: 84%; }
  .hero-preview figcaption { padding-top: 12px; }
  .section-heading { padding-top: 48px; margin-bottom: 32px; }
  h2 { font-size: 2rem; }
  .section-heading h2 { margin-bottom: 16px; }
  .section-heading > p { font-size: 1rem; }
  .product-section { padding-bottom: 56px; }
  .product-story { gap: 32px; }
  .study-visual { aspect-ratio: 4 / 3; border-radius: 16px; }
  .feature-list li { grid-template-columns: 24px minmax(0, 1fr); gap: 16px; }
  .feature-list h3 { font-size: 1.375rem; margin-bottom: 10px; }
  .feature-list p { font-size: 0.9375rem; }
  .language-detail, .privacy-grid, .company-note { grid-template-columns: 1fr; gap: 24px; }
  .language-detail { gap: 10px; margin-top: 32px; padding-top: 24px; }
  .language-pair { font-size: 1.25rem; }
  .privacy-promise { padding-block: 48px; }
  .privacy-promise h2 { font-size: 1.875rem; margin-bottom: 14px; }
  .privacy-details, .privacy-summary { font-size: 0.9375rem; }
  .company-note { padding-block: 56px; }
  .company-note h2 { font-size: 1.75rem; }
  .company-note p { font-size: 0.9375rem; }
  .site-footer { padding-block: 28px; }
  .site-footer p { max-width: 34ch; }
  .legal-hero, .support-hero { padding-top: 48px; padding-bottom: 40px; }
  .legal-hero h1, .support-hero h1 { font-size: 2.75rem; }
  .legal-hero > p:not(.legal-date), .support-hero > p:not(.eyebrow) { font-size: 1rem; }
  .legal-content { padding-bottom: 32px; }
  .legal-content section { display: block; padding-block: 28px; }
  .legal-content h2 { margin-bottom: 18px; }
  .legal-content p + p, .legal-content ul + p, .legal-content p + ul { margin-top: 16px; }
  .support-grid { grid-template-columns: 1fr; padding-bottom: 24px; }
  .support-grid article { padding-block: 28px; }
  .support-note { padding-top: 36px; padding-bottom: 56px; }
  .support-note h2 { font-size: 1.875rem; }
  .not-found { padding-block: 64px; }
  .not-found h1 { font-size: 2.75rem; }
}

@media (max-width: 359px) {
  .header-inner { gap: 8px; }
  .brand { gap: 6px; }
  .brand-mark { width: 24px; }
  .brand-name { font-size: 0.8125rem; }
  .primary-nav { gap: 12px; }
  .primary-nav a { font-size: 0.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}