/* Shared design tokens and "immersive" component classes used across the
   trail detail, auth, and admin pages. The Lens map UI keeps its own
   dark/frosted identity — these tokens live in :root so they can be referenced
   anywhere without colliding. */

:root {
  --shell-border: rgba(44, 102, 143, 0.14);
  --shell-ink: #20303d;
  --shell-muted: #617482;
  --shell-accent: #2c668f;
  --shell-surface: #f4f7f8;
  --shell-card: #ffffff;
  --shell-warm: #f0e6d7;
  --shell-danger: #a1462c;

  --shell-radius-sm: 12px;
  --shell-radius-md: 18px;
  --shell-radius-lg: 28px;

  --shell-shadow-soft: 0 12px 40px rgba(26, 38, 47, 0.04);
  --shell-shadow-lift: 0 24px 60px rgba(26, 38, 47, 0.08);
}

.immersive-page {
  background:
    radial-gradient(circle at top left, rgba(44, 102, 143, 0.16), transparent 30%),
    radial-gradient(circle at right 10%, rgba(216, 111, 69, 0.12), transparent 28%),
    linear-gradient(180deg, #f9fbfb 0%, #eef3f4 100%);
  color: var(--shell-ink);
  min-height: calc(100vh - 3.3em);
  padding: 1.5rem 0 3rem;
}

.immersive-shell {
  width: min(1280px, calc(100% - 2rem));
  margin: 0 auto;
}

.immersive-hero,
.immersive-panel,
.immersive-record,
.immersive-list-item,
.immersive-photo-card,
.immersive-stat-card {
  background: var(--shell-card);
  border: 1px solid var(--shell-border);
  border-radius: var(--shell-radius-lg);
  box-shadow: var(--shell-shadow-lift);
}

.immersive-hero {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.immersive-hero-copy {
  padding: 2rem;
  background:
    linear-gradient(140deg, rgba(20, 44, 60, 0.88), rgba(20, 44, 60, 0.52)),
    linear-gradient(135deg, #21445b, #8cb6cc);
  color: white;
}

.immersive-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.immersive-title {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.98;
  margin: 1rem 0 0.8rem;
  max-width: 12ch;
}

.immersive-subtitle {
  color: rgba(255, 255, 255, 0.84);
  font-size: 1rem;
  max-width: 54ch;
  margin: 0;
}

.immersive-hero-side {
  padding: 1.4rem;
  display: grid;
  gap: 0.9rem;
  align-content: center;
  background: linear-gradient(180deg, rgba(244, 247, 248, 0.98), rgba(255, 255, 255, 0.98));
}

.immersive-badge,
.immersive-chip,
.immersive-action,
.immersive-ghost-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.immersive-badge {
  padding: 0.55rem 0.9rem;
  background: var(--shell-warm);
  color: #614932;
  font-size: 0.88rem;
}

.immersive-chip {
  padding: 0.45rem 0.8rem;
  background: var(--shell-surface);
  color: var(--shell-muted);
  border: 1px solid rgba(44, 102, 143, 0.08);
  font-size: 0.88rem;
}

.immersive-action,
.immersive-ghost-action {
  padding: 0.8rem 1.15rem;
  border: 0;
  cursor: pointer;
  font-size: 0.95rem;
}

.immersive-action {
  background: linear-gradient(135deg, #21445b, #2c668f);
  color: white;
}

.immersive-action:hover,
.immersive-ghost-action:hover {
  filter: brightness(1.05);
  text-decoration: none;
}

.immersive-ghost-action {
  background: transparent;
  color: var(--shell-accent);
  border: 1px solid rgba(44, 102, 143, 0.18);
}

.immersive-danger-action {
  background: transparent;
  color: var(--shell-danger);
  border: 1px solid rgba(161, 70, 44, 0.18);
}

.immersive-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: 1.5rem;
}

.immersive-stack {
  display: grid;
  gap: 1.5rem;
}

.immersive-panel,
.immersive-record {
  padding: 1.4rem;
}

.immersive-panel h2,
.immersive-record h2 {
  font-size: 1rem;
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.immersive-section-copy {
  color: var(--shell-muted);
  margin: 0.75rem 0 0;
}

.immersive-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.immersive-form-grid--triple {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.immersive-field {
  display: grid;
  gap: 0.45rem;
}

.immersive-field--full {
  grid-column: 1 / -1;
}

.immersive-field label {
  color: var(--shell-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
}

.immersive-input,
.immersive-textarea,
.immersive-select {
  width: 100%;
  border-radius: var(--shell-radius-md);
  border: 1px solid rgba(44, 102, 143, 0.12);
  background: var(--shell-surface);
  color: var(--shell-ink);
  padding: 0.9rem 1rem;
  font-size: 1rem;
}

.immersive-textarea {
  min-height: 8rem;
  resize: vertical;
}

.immersive-input:focus,
.immersive-textarea:focus,
.immersive-select:focus {
  outline: 2px solid rgba(44, 102, 143, 0.2);
  border-color: rgba(44, 102, 143, 0.32);
}

.immersive-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.25rem;
}

.immersive-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.immersive-list-item {
  padding: 1rem 1.1rem;
  box-shadow: var(--shell-shadow-soft);
}

.immersive-list-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.immersive-eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.45rem;
}

.immersive-record-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 1rem;
  margin-top: 1rem;
}

.immersive-record-item {
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--shell-border);
}

.immersive-record-item dt {
  color: var(--shell-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.immersive-record-item dd {
  margin: 0;
  word-break: break-word;
}

.immersive-photo-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.immersive-photo-card {
  padding: 1rem 1.1rem;
}

.immersive-link-list {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.65rem;
}

.immersive-link-list a {
  color: var(--shell-accent);
  word-break: break-word;
}

.immersive-empty {
  color: var(--shell-muted);
  margin-top: 1rem;
}

/* Stat-card grid used on admin dashboards. */

.immersive-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.immersive-stat-card {
  padding: 1.4rem 1.5rem;
  display: grid;
  gap: 0.4rem;
  box-shadow: var(--shell-shadow-soft);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.immersive-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shell-shadow-lift);
}

.immersive-stat-label {
  color: var(--shell-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.immersive-stat-value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.05;
  color: var(--shell-ink);
}

.immersive-stat-meta {
  color: var(--shell-muted);
  font-size: 0.9rem;
}

.immersive-stat-card a {
  color: var(--shell-accent);
  font-weight: 600;
  text-decoration: none;
  margin-top: 0.5rem;
  font-size: 0.92rem;
}

.immersive-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.immersive-toolbar-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.immersive-page-heading h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.immersive-page-heading p {
  margin: 0.25rem 0 0;
  color: var(--shell-muted);
}

.immersive-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--shell-warm);
  color: #614932;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 980px) {
  .immersive-hero,
  .immersive-grid {
    grid-template-columns: 1fr;
  }

  .immersive-form-grid,
  .immersive-form-grid--triple,
  .immersive-record-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .immersive-page {
    padding-top: 1rem;
  }

  .immersive-shell {
    width: min(100% - 1rem, 1280px);
  }

  .immersive-hero-copy,
  .immersive-hero-side,
  .immersive-panel,
  .immersive-record {
    padding: 1.1rem;
  }
}

.site-footer {
  border-top: 1px solid var(--shell-border);
  color: var(--shell-muted);
  background: rgba(244, 247, 248, 0.72);
}

.site-footer__inner {
  width: min(1280px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 0.8rem 0 0.95rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
}

.site-footer__label {
  color: var(--shell-muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
}

.site-footer__links a {
  color: var(--shell-accent);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
}

.site-footer__links a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .site-footer__inner {
    gap: 0.45rem 0.8rem;
    padding: 0.7rem 0 0.8rem;
  }

  .site-footer__links a {
    font-size: 0.82rem;
  }
}

.legal-page {
  padding-top: 1.25rem;
}

.legal-page__hero {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  margin-bottom: 1.5rem;
}

.legal-page__hero-copy,
.legal-page__aside,
.legal-page__toc,
.legal-page__article {
  background: var(--shell-card);
  border: 1px solid var(--shell-border);
  border-radius: var(--shell-radius-lg);
  box-shadow: var(--shell-shadow-lift);
}

.legal-page__hero-copy {
  padding: 2rem;
  background:
    linear-gradient(145deg, rgba(20, 44, 60, 0.92), rgba(44, 102, 143, 0.82)),
    linear-gradient(145deg, #21445b, #8cb6cc);
  color: white;
}

.legal-page__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
  margin: 0.95rem 0 0.8rem;
  max-width: 12ch;
}

.legal-page__intro {
  color: rgba(255, 255, 255, 0.84);
  font-size: 1rem;
  margin: 0;
  max-width: 56ch;
}

.legal-page__aside {
  padding: 1.4rem;
  display: grid;
  gap: 0.85rem;
  align-content: start;
  background: linear-gradient(180deg, rgba(244, 247, 248, 0.98), rgba(255, 255, 255, 0.98));
}

.legal-page__aside h2,
.legal-page__toc h2 {
  font-size: 0.95rem;
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legal-page__aside p,
.legal-page__toc p,
.legal-page__section p,
.legal-page__section li {
  color: var(--shell-muted);
}

.legal-page__content {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) minmax(0, 1fr);
  gap: 1.5rem;
}

.legal-page__toc,
.legal-page__article {
  padding: 1.4rem;
}

.legal-page__toc {
  position: sticky;
  top: 5rem;
  align-self: start;
}

.legal-page__toc-list,
.legal-page__list {
  margin: 0.9rem 0 0;
  padding-left: 1.1rem;
}

.legal-page__toc-list {
  display: grid;
  gap: 0.55rem;
}

.legal-page__toc a,
.legal-page__article a {
  color: var(--shell-accent);
}

.legal-page__section + .legal-page__section {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--shell-border);
}

.legal-page__section h2 {
  margin: 0 0 0.7rem;
  font-size: 1.1rem;
}

.legal-page__eyebrow {
  color: var(--shell-muted);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  margin: 0 0 0.45rem;
  text-transform: uppercase;
}

.legal-page__callout {
  padding: 0.95rem 1rem;
  border-radius: var(--shell-radius-md);
  background: var(--shell-surface);
  border: 1px solid rgba(44, 102, 143, 0.12);
}

.legal-page__callout p:last-child,
.legal-page__section p:last-child {
  margin-bottom: 0;
}

@media (max-width: 980px) {
  .legal-page__hero,
  .legal-page__content {
    grid-template-columns: 1fr;
  }

  .legal-page__toc {
    position: static;
  }
}