:root { --route-header-height: 4.75rem; }

.route-page {
  min-block-size: 100vh;
  background:
    radial-gradient(circle at 88% 8%, rgba(47, 140, 255, 0.09), transparent 28rem),
    var(--al-canvas);
  color: var(--al-text);
}

.route-skip {
  position: fixed;
  inset-block-start: -6rem;
  inset-inline-start: 1rem;
  z-index: var(--al-z-toast);
  padding: var(--al-space-3) var(--al-space-4);
  border-radius: var(--al-radius-pill);
  background: var(--al-surface);
  color: var(--al-text);
  box-shadow: var(--al-shadow-md);
}
.route-skip:focus { inset-block-start: 1rem; }

.route-header {
  position: sticky;
  inset-block-start: 0;
  z-index: var(--al-z-navigation);
  border-block-end: 1px solid var(--al-border);
  background: color-mix(in srgb, var(--al-canvas) 88%, transparent);
  backdrop-filter: blur(18px) saturate(130%);
}

.route-header__inner {
  inline-size: min(calc(100% - (2 * var(--al-gutter))), var(--al-wide-width));
  min-block-size: var(--route-header-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--al-space-4);
}

.route-brand {
  color: var(--al-text);
  font-size: var(--al-font-size-lg);
  font-weight: var(--al-weight-bold);
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}
.route-brand span { color: var(--al-accent); }

.route-nav {
  display: flex;
  align-items: center;
  gap: var(--al-space-1);
}
.route-nav a,
.route-mobile-nav a {
  padding: 0.7rem 0.8rem;
  border-radius: var(--al-radius-xs);
  color: var(--al-text-muted);
  font-size: var(--al-font-size-sm);
  font-weight: var(--al-weight-medium);
  text-decoration: none;
  white-space: nowrap;
}
.route-nav a:hover,
.route-nav a:focus-visible,
.route-nav a[aria-current="page"],
.route-mobile-nav a[aria-current="page"] {
  background: var(--al-canvas-subtle);
  color: var(--al-text);
}

.route-menu-button {
  display: none;
  min-inline-size: 2.75rem;
  min-block-size: 2.75rem;
  border: 1px solid var(--al-border);
  border-radius: var(--al-radius-xs);
  background: var(--al-surface);
  color: var(--al-text);
}

.route-mobile-nav {
  display: none;
  border-block-start: 1px solid var(--al-border);
  padding: var(--al-space-3) var(--al-gutter) var(--al-space-5);
  background: var(--al-canvas);
}
.route-mobile-nav[data-open="true"] {
  display: grid;
  gap: var(--al-space-2);
}

.route-shell {
  inline-size: min(calc(100% - (2 * var(--al-gutter))), var(--al-content-width));
  margin-inline: auto;
}
.route-shell--wide {
  inline-size: min(calc(100% - (2 * var(--al-gutter))), var(--al-wide-width));
}

.route-hero {
  padding-block: clamp(5rem, 11vw, 9rem) clamp(3.5rem, 8vw, 6rem);
}
.route-eyebrow {
  margin: 0 0 var(--al-space-4);
  color: var(--al-accent);
  font-size: var(--al-font-size-xs);
  font-weight: var(--al-weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.route-title {
  max-inline-size: 15ch;
  margin: 0;
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: 0.96;
  letter-spacing: -0.065em;
}
.route-lead {
  max-inline-size: 44rem;
  margin: var(--al-space-5) 0 0;
  color: var(--al-text-muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}
.route-status {
  display: inline-flex;
  margin-block-end: var(--al-space-4);
  padding: 0.35rem 0.65rem;
  border-radius: var(--al-radius-pill);
  background: var(--al-canvas-subtle);
  color: var(--al-text-muted);
  font-size: var(--al-font-size-xs);
  font-weight: var(--al-weight-bold);
  text-transform: uppercase;
}

.route-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--al-space-2);
  margin: 0 0 var(--al-space-5);
  padding: 0;
  list-style: none;
  color: var(--al-text-muted);
  font-size: var(--al-font-size-sm);
}
.route-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-inline-start: var(--al-space-2);
  color: var(--al-border);
}

.route-section { padding-block: 0 var(--al-section-block); }
.route-section--tint {
  padding-block: var(--al-section-block);
  background: var(--al-canvas-subtle);
}
.route-section h2 {
  margin-block: 0 var(--al-space-5);
  font-size: var(--al-font-size-2xl);
  letter-spacing: -0.04em;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: auto;
  align-items: stretch;
  gap: var(--al-space-5);
}
.route-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.route-card {
  display: flex;
  min-inline-size: 0;
  min-block-size: clamp(13rem, 16vw, 16rem);
  block-size: auto;
  align-self: stretch;
  flex-direction: column;
  gap: var(--al-space-3);
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--al-border);
  border-radius: var(--al-radius-md);
  background: var(--al-surface);
  box-shadow: var(--al-shadow-sm);
}
.route-card h3 { margin: 0; letter-spacing: -0.035em; }
.route-card p { margin: 0; color: var(--al-text-muted); }
.route-card__action {
  margin-block-start: auto;
  padding-block-start: var(--al-space-4);
  color: var(--al-accent);
  font-weight: var(--al-weight-medium);
  text-decoration: none;
}

.route-list {
  display: grid;
  gap: var(--al-space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}
.route-list li {
  position: relative;
  padding-inline-start: 1.4rem;
  color: var(--al-text-secondary);
}
.route-list li::before {
  content: "";
  position: absolute;
  inset-block-start: 0.65em;
  inset-inline-start: 0;
  inline-size: 0.45rem;
  block-size: 0.45rem;
  border-radius: 50%;
  background: var(--al-accent-bright);
}

.route-copy {
  display: grid;
  gap: var(--al-space-3);
  color: var(--al-text-secondary);
}
.route-copy p { margin: 0; }

.route-footer {
  border-block-start: 1px solid var(--al-border);
  padding-block: var(--al-space-7);
  background: var(--al-canvas-subtle);
}
.route-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: var(--al-space-5);
  align-items: flex-start;
}
.route-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--al-space-4);
}
.route-footer a { color: var(--al-text-muted); }

@media (max-width: 82rem) {
  .route-nav { display: none; }
  .route-menu-button { display: grid; place-items: center; }
}
@media (max-width: 48rem) {
  .route-grid,
  .route-grid--three { grid-template-columns: 1fr; }
  .route-footer__inner { display: grid; }
  .route-title { max-inline-size: none; }
}
@media (prefers-reduced-motion: reduce) {
  .route-page *,
  .route-page *::before,
  .route-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* P19: stable auto-sized route cards and persistent journey navigation. */
.route-page { padding-block-end: 5.25rem; }
.route-card { overflow-wrap: anywhere; }
.route-card > * { min-inline-size: 0; }
.route-topic-dock {
  position: fixed;
  z-index: calc(var(--al-z-navigation) - 10);
  inset-inline: 50% auto;
  inset-block-end: max(.65rem, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: flex;
  gap: .25rem;
  max-inline-size: calc(100vw - 1.25rem);
  padding: .4rem;
  border: 1px solid var(--al-border);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--al-surface) 88%, transparent);
  box-shadow: 0 18px 55px rgba(0,0,0,.2);
  backdrop-filter: blur(18px) saturate(140%);
  overflow-x: auto;
  scrollbar-width: none;
}
.route-topic-dock::-webkit-scrollbar { display: none; }
.route-topic-dock a {
  flex: 0 0 auto;
  padding: .65rem .78rem;
  border-radius: .7rem;
  color: var(--al-text-muted);
  font-size: var(--al-font-size-xs);
  font-weight: var(--al-weight-medium);
  text-decoration: none;
  white-space: nowrap;
}
.route-topic-dock a:hover,
.route-topic-dock a:focus-visible,
.route-topic-dock a[aria-current="page"] { background: var(--al-canvas-subtle); color: var(--al-text); }
@media (max-width: 48rem) {
  .route-page { padding-block-end: 4.75rem; }
  .route-card { min-block-size: 11rem; }
  .route-topic-dock { inset-inline: .5rem; transform: none; max-inline-size: none; }
}