/*
 * TripMate PWA - shell stylesheet.
 * Mirrors the Tripgen palette and typography contract from
 * /assets/brand/index.html. No build step, no preprocessor; CSS variables
 * carry the locked palette so any later component reads the brand truth.
 *
 * Locked tokens:
 *   --navy   #102c44
 *   --cream  #f5f0eb
 *   --orange #c4601d
 * Typefaces (loaded from Google Fonts in index.html):
 *   DM Serif Display - wordmark + headlines
 *   DM Sans          - UI body
 *   EB Garamond      - long-form copy when used
 *   JetBrains Mono   - numbers, labels
 */

:root {
  --navy: #102c44;
  --cream: #f5f0eb;
  --orange: #c4601d;
  --ink: #102c44;
  --muted: #5a6473;
  --hairline: #e6e0d8;
  --max-w: 1100px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg-app);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.has-tripmate-bottom-nav body {
  padding-bottom: calc(78px + env(safe-area-inset-bottom));
}

a { color: var(--accent-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 {
  font-family: 'DM Serif Display', Georgia, serif;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
  font-weight: 400;
}

h1 { font-size: 2.4rem; line-height: 1.15; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }

em { color: #c4601d; font-style: italic; }

code, pre, .mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

/* Layout shell */
.shell {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Canonical page wrapper. Default width matches .shell so the lockup in
   .site-header and the page heading line up. Per-page CSS may override. */
main.page {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2rem;
}

/* Header */
.site-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.5rem 0 1.25rem;
  position: sticky;
  top: 0;
  z-index: 50;
}

/* When .site-header sits above .hero (home, dashboard, preview-*) keep the
   sticky cream bar but drop the bottom border so the hero edge owns the
   visual break. */
.site-header + .hero { border-top: 0; }

/* Header inner row: lockup left, nav right */
.site-header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Horizontal lockup: [compass mark] [TripMate Wordmark] | [by Tripgen]
   Compass mark (lockup-mark) mirrors the Tripgen master compass so the
   brand kinship is visible at first glance, not buried in attribution
   micro-copy. "by Tripgen" remains for explicit attribution.
   Brand-strategist + conpsy aligned 2026-05-02. */
.site-header .lockup-mark {
  width: 32px;
  height: 32px;
  vertical-align: middle;
  margin-right: 0.5rem;
  flex-shrink: 0;
  align-self: center;
  border-radius: 5px;
}
.site-header .lockup {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 0.6rem;
  position: relative;
  text-decoration: none;
}
.site-header .lockup:hover { text-decoration: none; }
.site-header .lockup-home {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
}
.site-header .lockup-home:hover .attribution,
.site-header .lockup-home:focus-visible .attribution {
  opacity: 0.75;
}
.site-header .attribution {
  text-decoration: none;
}
.site-header a.attribution:hover,
.site-header a.attribution:focus-visible {
  opacity: 1;
}

.site-header .wordmark {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 2rem;
  color: var(--text-primary);
  line-height: 1;
  display: inline-block;
}

.site-header .attribution {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 500;
  font-size: 1rem; /* 50% of 2rem wordmark */
  color: var(--text-primary);
  opacity: 0.55;
  transition: opacity 0.18s ease;
}

.site-header .attribution::before {
  content: "|";
  margin-right: 0.15rem;
  color: var(--text-primary);
  opacity: 0.45;
  font-weight: 400;
}

.site-header .attribution .by { font-weight: 500; }

.site-header .attribution .tripgen-mini {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
}

.site-header .attribution .tripgen-mini .compass {
  width: 14px;
  height: 14px;
  display: inline-block;
  align-self: center;
}

.site-header .attribution .tripgen-mini .pgw {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 500;
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1;
}

.tm-bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.25rem;
  padding: 0.5rem 0.5rem calc(0.5rem + env(safe-area-inset-bottom));
  background: rgba(253,251,247,0.94);
  border-top: 1px solid var(--border-subtle);
  box-shadow: 0 -10px 30px rgba(16,44,68,0.08);
  backdrop-filter: saturate(140%) blur(16px);
  -webkit-backdrop-filter: saturate(140%) blur(16px);
}

.tm-bottom-nav__link {
  min-height: 50px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  border-radius: 10px;
  color: var(--text-muted);
  font-size: 0.73rem;
  font-weight: 500;
  text-decoration: none;
}

.tm-bottom-nav__link:hover {
  text-decoration: none;
}

.tm-bottom-nav__link svg {
  width: 23px;
  height: 23px;
}

.tm-bottom-nav__link.is-active {
  color: var(--accent-primary);
}

.tm-bottom-nav__link.is-active::after {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent-primary);
}

@media (min-width: 860px) {
  .has-tripmate-bottom-nav body {
    padding-bottom: 0;
  }

  .tm-bottom-nav {
    display: none;
  }
}

@media (max-width: 859px) {
  .has-tripmate-bottom-nav body {
    background: var(--bg-app);
    padding-bottom: calc(88px + env(safe-area-inset-bottom));
  }

  .has-tripmate-bottom-nav .site-header,
  .has-tripmate-bottom-nav .site-nav__drawer,
  .has-tripmate-bottom-nav .site-footer {
    display: none !important;
  }

  .has-tripmate-bottom-nav main.shell,
  .has-tripmate-bottom-nav main.page,
  .has-tripmate-bottom-nav .main-garage,
  .has-tripmate-bottom-nav .tm-diary {
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    padding: 1rem 1rem calc(100px + env(safe-area-inset-bottom));
  }

  .has-tripmate-bottom-nav h1 {
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.05;
  }

  .tm-bottom-nav {
    min-height: calc(72px + env(safe-area-inset-bottom));
    align-items: start;
    padding: 0.55rem 0.6rem calc(0.55rem + env(safe-area-inset-bottom));
  }

  .tm-bottom-nav__link {
    min-height: 54px;
    font-size: 0.88rem;
    font-weight: 700;
  }
}

/* Main */
main.shell { padding-top: 2rem; padding-bottom: 3rem; min-height: 60vh; }

.placeholder-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 2rem 1.5rem;
  margin-top: 1.5rem;
}

.placeholder-card p { margin: 0 0 0.75rem; color: var(--text-muted); }
.placeholder-card p:last-child { margin-bottom: 0; }

.tag {
  display: inline-block;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.75rem;
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg-surface);
}

.site-footer .row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-footer a { color: var(--text-secondary); border-bottom: 1px dotted var(--text-muted); }
.site-footer a:hover { color: var(--accent-primary); border-bottom-color: var(--accent-primary); text-decoration: none; }

/* Buttons */
.btn {
  display: inline-block; font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.95rem; font-weight: 500; padding: 0.55rem 1.15rem;
  border-radius: 8px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none; line-height: 1.2;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
.btn-primary { background: var(--accent-primary); color: var(--text-on-accent); border-color: var(--accent-primary); }
.btn-primary:hover { background: var(--accent-primary-hover); border-color: var(--accent-primary-hover); color: var(--text-on-accent); text-decoration: none; }
.btn-primary:disabled { background: #c8a48b; border-color: #c8a48b; cursor: not-allowed; }
.btn-ghost {
  background: transparent; color: var(--text-primary);
  border-color: var(--border-subtle);
}
.btn-ghost:hover { border-color: var(--accent-primary); color: var(--accent-primary); text-decoration: none; }

/* Hub homepage */
.hub-lede {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1.25rem; line-height: 1.5; color: var(--text-primary);
  max-width: 56ch; margin: 0.5rem 0 2rem;
}

.section-h2 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.85rem; font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-muted);
  margin: 2rem 0 0.75rem;
}

.tool-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.tool-card {
  display: block; background: var(--bg-elevated); border: 1px solid var(--border-subtle);
  border-radius: 10px; padding: 1.25rem 1.25rem 1.1rem;
  text-decoration: none; color: var(--text-primary);
  transition: border-color 0.12s ease, transform 0.12s ease;
}
.tool-card:not(.tool-card-soon):hover {
  border-color: var(--accent-primary); transform: translateY(-1px);
  text-decoration: none;
}
.tool-card-soon { opacity: 0.65; pointer-events: none; }
.tool-card h3 {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.35rem;
  margin: 0.4rem 0 0.5rem; color: var(--text-primary); font-weight: 400;
}
.tool-card p { color: var(--text-muted); margin: 0 0 0.9rem; font-size: 0.95rem; }
.tool-card-cta {
  font-family: 'DM Sans', system-ui, sans-serif; font-weight: 500;
  color: var(--accent-primary); font-size: 0.95rem;
}
.tool-card-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em;
}
.tool-card-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace; color: var(--text-muted);
}
.tool-card-status { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.tool-card-status.status-live   { color: var(--accent-success); }
.tool-card-status.status-mockup { color: var(--accent-primary); }
.tool-card-status.status-soon   { color: var(--text-muted); }

.hub-foot {
  margin-top: 2.5rem; color: var(--text-muted); font-size: 0.9rem; max-width: 56ch;
}

/* Hub hero (issue #13 redesign) */
.hub-hero { margin: 0.25rem 0 1.5rem; }
.hub-hero h1 { margin: 0 0 0.35rem; }
.hub-sub {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1rem; color: var(--text-muted); margin: 0 0 1.1rem;
}
.hub-cta-row {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
}
html[data-trip-state="empty"] [data-plan] { display: none; }
html[data-trip-state="loaded"] [data-no-plan] { display: none; }

/* Trip banner: default empty visible / loaded hidden, swap when JS sets state */
.trip-banner-inner[data-state="loaded"] { display: none; }
html[data-trip-state="loaded"] .trip-banner-inner[data-state="loaded"] { display: flex; }
html[data-trip-state="loaded"] .trip-banner-inner[data-state="empty"] { display: none; }

/* Phase strips */
.tool-strip { margin: 1.5rem 0 0; }
.tool-strip-h2 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.78rem; font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--text-muted);
  margin: 0 0 0.6rem;
  padding: 0.5rem 0 0.4rem;
  position: sticky; top: 0; z-index: 5;
  background: var(--bg-app);
  border-bottom: 1px solid var(--border-subtle);
}
.tool-grid--compact {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.65rem;
}
.tool-grid--compact .tool-card {
  padding: 0.95rem 1rem 0.85rem;
}
.tool-grid--compact .tool-card h3 { font-size: 1.15rem; }
.tool-grid--compact .tool-card p { font-size: 0.9rem; margin: 0 0 0.6rem; }

/* Prominent tile (Hab Check + TripChat) */
.tool-card--prominent {
  border-color: var(--accent-primary);
  box-shadow: 0 1px 0 rgba(196, 96, 29, 0.18);
}
.tool-card--prominent h3 { color: var(--accent-primary); }

/* Preview tag (replaces former mockup status badge) */
.preview-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); border: 1px solid var(--border-subtle); border-radius: 4px;
  padding: 0.05rem 0.4rem;
}

/* Trip banner: quiet empty-state */
.trip-banner-name--quiet {
  color: var(--text-muted); font-weight: 400; font-size: 0.95rem;
}

/* Sample-trip cards (used on /import/ and the empty /dashboard/) */
.sample-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.sample-card {
  text-align: left; cursor: pointer; font: inherit; color: var(--text-primary);
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 10px;
  padding: 1.1rem 1.15rem 1rem; display: flex; flex-direction: column; gap: 0.35rem;
  transition: border-color 0.12s ease, transform 0.12s ease;
}
.sample-card:hover, .sample-card:focus-visible {
  border-color: var(--accent-primary); transform: translateY(-1px); outline: none;
}
.sample-card-traits {
  display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.4rem;
}
.sample-trait {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); border: 1px solid var(--border-subtle); border-radius: 4px;
  padding: 0.1rem 0.45rem;
}
.sample-card h3 {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.25rem;
  color: var(--text-primary); margin: 0; font-weight: 400;
}
.sample-card-tagline { color: var(--text-primary); margin: 0.2rem 0 0.4rem; font-size: 0.95rem; }
.sample-card-bestfor { color: var(--text-muted); margin: 0 0 0.55rem; font-size: 0.88rem; line-height: 1.45; }
.sample-card-bestfor strong { color: var(--text-primary); font-weight: 500; }
.sample-card-cta {
  font-family: 'DM Sans', system-ui, sans-serif; font-weight: 500;
  color: var(--accent-primary); font-size: 0.93rem; margin-top: auto;
}

/* Loaded-trip banner */
.trip-banner {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-left: 4px solid var(--accent-primary);
  border-radius: 8px; padding: 0.85rem 1.1rem; margin: 0 0 1.5rem;
}
.trip-banner-inner {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 0.75rem;
}
.trip-banner-label {
  font-family: 'DM Sans', system-ui, sans-serif; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted);
}
.trip-banner-name {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.15rem;
  color: var(--text-primary);
}
.trip-banner-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* Narrow main for forms / chat */
.main-narrow { max-width: 720px; margin: 0 auto; padding-top: 2rem; padding-bottom: 3rem; }
.lede {
  font-family: 'EB Garamond', Georgia, serif; font-size: 1.15rem;
  color: var(--text-primary); margin: 0 0 1.5rem; line-height: 1.55;
}

/* Import form */
.import-form {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 10px;
  padding: 1.5rem; margin-bottom: 1.5rem;
}
.import-form label {
  display: block; font-size: 0.85rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.4rem;
}
.import-form input[type="text"] {
  width: 100%; font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 1rem; padding: 0.7rem 0.8rem; color: var(--text-primary);
  background: var(--bg-input); border: 1px solid var(--border-subtle);
  border-radius: 6px;
}
.import-form input[type="text"]:focus {
  outline: none; border-color: var(--accent-primary);
}
.form-row { display: flex; gap: 0.6rem; margin-top: 1rem; flex-wrap: wrap; }
.form-hint { color: var(--text-muted); font-size: 0.85rem; margin: 0.75rem 0 0; }
.form-hint code {
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  padding: 0.05rem 0.35rem; border-radius: 4px; font-size: 0.85rem;
}

.import-status {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 8px;
  padding: 0.85rem 1.1rem; font-size: 0.95rem; color: var(--text-primary);
}
.import-status.is-pending { border-color: var(--border-subtle); }
.import-status.is-error   { border-color: #b85a3a; color: #7a2c12; background: #fbf3ef; }
.import-status.is-ok      { border-color: #2f7a3a; color: #1d4f25; background: #f0f8f1; }
.import-status code {
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  padding: 0.05rem 0.35rem; border-radius: 4px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.9em;
}

/* Trip dashboard */
.trip-summary {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 12px;
  padding: 1.5rem; margin-bottom: 1.5rem;
}
.trip-summary-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem;
}
.trip-summary-eyebrow {
  font-family: 'DM Sans', system-ui, sans-serif; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-muted);
}
.trip-summary-title {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.7rem;
  color: var(--text-primary); margin: 0.2rem 0;
}
.trip-summary-meta { color: var(--text-muted); font-size: 0.92rem; }
.trip-summary-meta .mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.85em;
}
.trip-summary-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.trip-summary-map {
  margin: 1rem 0 1rem;
  background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: 8px;
  padding: 0.75rem;
}
.trip-summary-map img {
  display: block; width: 100%; max-height: 360px; object-fit: contain;
  background: var(--bg-elevated); border-radius: 4px;
}
.trip-summary-map figcaption {
  margin-top: 0.5rem; font-size: 0.85rem; color: var(--text-muted); text-align: center;
}
.trip-summary-stops h3 {
  font-family: 'DM Sans', system-ui, sans-serif; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-muted);
  margin: 0.5rem 0 0.5rem;
}
.stop-list { list-style: none; padding: 0; margin: 0; }
.stop-item {
  display: flex; gap: 1rem; padding: 0.65rem 0;
  border-bottom: 1px solid var(--border-subtle); font-size: 0.95rem;
}
.stop-item:last-child { border-bottom: none; }
.stop-night {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.85rem; color: var(--accent-primary); min-width: 5.5rem;
}
.stop-area { color: var(--text-primary); }
.stop-item.is-skeleton .stop-area { color: var(--text-muted); font-style: italic; }
.dash-foot { margin-top: 0.75rem; font-size: 0.88rem; color: var(--text-muted); }
.dash-foot code {
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  padding: 0.05rem 0.3rem; border-radius: 4px; font-size: 0.85em;
}

/* Chat */
.trip-chat-panel {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 12px;
  padding: 1.5rem;
}
.trip-chat-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem;
}
.trip-chat-head h3 {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.25rem;
  color: var(--text-primary); margin: 0.2rem 0 0; font-weight: 400;
}

.chat-frame {
  background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: 10px;
  display: flex; flex-direction: column; overflow: hidden;
}
.chat-frame-tall { min-height: 60vh; }
.chat-msgs {
  flex: 1; overflow-y: auto; padding: 1rem 1.1rem;
  min-height: 220px; max-height: 60vh;
  display: flex; flex-direction: column; gap: 0.65rem;
}
.chat-msg { max-width: 85%; padding: 0.6rem 0.85rem; border-radius: 10px; line-height: 1.5; }
.chat-msg-text p { margin: 0 0 0.5rem; }
.chat-msg-text p:last-child { margin-bottom: 0; }
.chat-msg-text code {
  background: rgba(16, 44, 68, 0.1); padding: 0.05rem 0.3rem; border-radius: 3px;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.9em;
}
.chat-msg-bot  { background: var(--bg-elevated); border: 1px solid var(--border-subtle); align-self: flex-start; color: var(--text-primary); }
.chat-msg-user { background: var(--navy); color: var(--cream); align-self: flex-end; }
.chat-msg-user code { background: rgba(245, 240, 235, 0.18); color: var(--cream); }
.chat-msg-sys  { background: #fbf3ef; color: #7a2c12; border: 1px solid #e8c8b8; align-self: stretch; font-size: 0.9em; }
.chat-msg.is-typing .chat-msg-text { display: flex; align-items: center; }
.typing-dots { display: inline-flex; gap: 4px; padding: 4px 0; }
.typing-dots span {
  width: 6px; height: 6px; background: var(--text-muted); border-radius: 50%;
  animation: typing-bounce 1s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.typing-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
  40% { transform: translateY(-3px); opacity: 1; }
}

.chat-input-row {
  display: flex; gap: 0.5rem; padding: 0.75rem 0.85rem;
  border-top: 1px solid var(--border-subtle); background: var(--bg-elevated);
}
.chat-input-row input[type="text"] {
  flex: 1; font-family: 'DM Sans', system-ui, sans-serif; font-size: 0.95rem;
  padding: 0.5rem 0.75rem; border: 1px solid var(--border-subtle); border-radius: 6px;
  background: var(--bg-input); color: var(--text-primary);
}
.chat-input-row input[type="text"]:focus { outline: none; border-color: var(--accent-primary); }
.chat-foot {
  font-size: 0.82rem; color: var(--text-muted); margin: 0; padding: 0.6rem 0.95rem;
  background: var(--bg-elevated); border-top: 1px solid var(--border-subtle);
}
.chat-foot code {
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  padding: 0.05rem 0.3rem; border-radius: 4px; font-size: 0.85em;
}

/* Converter widget */
.converter-intro { color: var(--text-muted); margin: 0 0 1.5rem; max-width: 56ch; }

.converter-input-row {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.75rem;
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 10px;
  padding: 1rem 1.25rem; margin: 0 0 1.5rem;
}
.converter-input-row label { font-size: 0.85rem; color: var(--text-muted); }
.converter-input-row input[type="number"] {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 1.4rem; color: var(--text-primary); background: var(--bg-input);
  border: 1px solid var(--border-subtle); border-radius: 6px;
  padding: 0.4rem 0.6rem; width: 9ch; -moz-appearance: textfield;
}
.converter-input-row input[type="number"]::-webkit-outer-spin-button,
.converter-input-row input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.converter-input-row .base-symbol {
  font-family: 'DM Serif Display', Georgia, serif; font-size: 1.4rem; color: var(--text-primary);
}

.converter-table {
  width: 100%; border-collapse: collapse;
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: 10px; overflow: hidden;
}
.converter-table th {
  text-align: left; font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); font-weight: 500;
  padding: 0.75rem 1rem; border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}
.converter-table td {
  padding: 0.7rem 1rem; border-bottom: 1px solid var(--border-subtle);
  font-size: 0.95rem; vertical-align: middle;
}
.converter-table tr:last-child td { border-bottom: none; }
.converter-table tr.is-home td { background: var(--bg-surface); }
.converter-table .country { color: var(--text-primary); font-weight: 500; }
.converter-table .country-code { color: var(--text-muted); font-size: 0.78rem; margin-left: 0.5ch; font-family: 'JetBrains Mono', ui-monospace, monospace; }
.converter-table .ccy { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.85rem; color: var(--text-muted); }
.converter-table .rate { font-family: 'JetBrains Mono', ui-monospace, monospace; color: var(--text-primary); }
.converter-table .converted { font-family: 'JetBrains Mono', ui-monospace, monospace; color: var(--text-primary); font-weight: 500; }
.converter-table .fuel { font-family: 'JetBrains Mono', ui-monospace, monospace; color: var(--text-primary); }
.converter-table .fuel-missing { color: var(--text-muted); font-style: italic; font-size: 0.85rem; }

.converter-footnote {
  margin-top: 1.25rem; font-size: 0.85rem; color: var(--text-muted); line-height: 1.6;
}
.converter-footnote .src { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.78rem; }

/* Mobile */
@media (max-width: 640px) {
  h1 { font-size: 1.9rem; }
  .site-header .wordmark { font-size: 1.7rem; }
  main.shell { padding-top: 1.25rem; }

  .converter-table thead { display: none; }
  .converter-table, .converter-table tbody, .converter-table tr, .converter-table td { display: block; width: 100%; }
  .converter-table tr {
    border-bottom: 1px solid var(--hairline); padding: 0.75rem 1rem;
  }
  .converter-table tr:last-child { border-bottom: none; }
  .converter-table td { padding: 0.15rem 0; border: none; }
  .converter-table td.country { font-size: 1.05rem; margin-bottom: 0.25rem; }
  .converter-table td[data-label]:before {
    content: attr(data-label) " ";
    color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em;
    margin-right: 0.5ch;
  }
  .converter-table td.country:before { content: ""; }
}

/* Persistent navigation (issue #37, council 4-of-4 verdict 2026-05-01).
   TripMate-native sticky top bar. Inline links on desktop, hamburger drawer
   on mobile. Lives inside .site-header .shell to the right of the lockup. */
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-family: 'DM Sans', system-ui, sans-serif;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.site-nav__list li { margin: 0; }

.site-nav__link {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.4rem 0.1rem;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--accent-primary);
  text-decoration: none;
  outline: none;
}
.site-nav__link.is-current {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}
.site-nav__link--external::after {
  /* ASCII-only external marker - hard rule 7. The previous \2197 glyph is
     a non-ASCII chrome character; the drawer copy already labels the link
     "Tripgen (external)" so a parenthetical here matches that pattern. */
  content: " (ext)";
  font-size: 0.78em;
  opacity: 0.7;
}

.site-nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}
.site-nav__toggle:hover,
.site-nav__toggle:focus-visible {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  outline: none;
}
.site-nav__toggle svg { width: 22px; height: 22px; display: block; }

.site-nav__drawer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.25rem 1.25rem 1.5rem;
  box-shadow: 0 6px 24px rgba(16, 44, 68, 0.12);
  z-index: 60;
  transform: translateY(-110%);
  transition: transform 0.2s ease;
}
.site-nav__drawer[hidden] { display: none; }
.site-nav__drawer:not([hidden]) { transform: translateY(0); }

.site-nav__drawer-head {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.75rem;
}
.site-nav__drawer-close {
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
}
.site-nav__drawer-close:hover,
.site-nav__drawer-close:focus-visible {
  border-color: var(--accent-primary); color: var(--accent-primary); outline: none;
}
.site-nav__drawer-close svg { width: 22px; height: 22px; display: block; }

.site-nav__drawer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.site-nav__drawer-list li { margin: 0; }
.site-nav__drawer-list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0.6rem 0.75rem;
  font-size: 1.05rem;
  color: var(--text-primary);
  border-radius: 8px;
  text-decoration: none;
  border-left: 3px solid transparent;
}
.site-nav__drawer-list a:hover,
.site-nav__drawer-list a:focus-visible {
  background: rgba(196, 96, 29, 0.08);
  color: var(--accent-primary);
  outline: none;
  text-decoration: none;
}
.site-nav__drawer-list a.is-current {
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
  background: rgba(196, 96, 29, 0.06);
}

/* Mobile breakpoint for nav */
@media (max-width: 640px) {
  .site-nav__list { display: none; }
  .site-nav__toggle { display: inline-flex; }
}

/* Site footer (issue #37, updated cohesion-shiplater-batch).
   3-column layout matching Tripgen footer structure. */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 2.5rem 2rem;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.9rem;
  color: var(--text-muted);
  background: var(--bg-surface);
  margin-top: 3rem;
}
.site-footer .shell {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}
.site-footer__col h4 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}
.site-footer__col p {
  line-height: 1.6;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}
.site-footer__col p:last-child { margin-bottom: 0; }
.site-footer__col a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: none;
}
.site-footer__col a:hover {
  color: var(--text-primary);
  text-decoration: none;
}
.site-footer__col .footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer__col .footer-links li { margin-bottom: 0.4rem; }
.site-footer__tagline {
  max-width: 960px;
  margin: 1.5rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}
@media (max-width: 720px) {
  .site-footer .shell {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Settings page */
.settings-section {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1.25rem 1.25rem 1.1rem;
  margin: 0 0 1.1rem;
}
.settings-section h2 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}
.settings-section p { margin: 0 0 0.75rem; color: var(--text-primary); }
.settings-section p.muted { color: var(--text-muted); font-size: 0.88rem; }

.settings-radio-row {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.settings-radio-row label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.98rem;
  color: var(--text-primary);
}
.settings-radio-row label:hover { background: rgba(196, 96, 29, 0.06); }
.settings-radio-row input[type="radio"] {
  width: 20px; height: 20px;
  accent-color: var(--accent-primary);
  margin: 0;
}

.settings-text-input {
  width: 100%;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--bg-input);
  color: var(--text-primary);
  min-height: 44px;
}
.settings-text-input:focus { outline: none; border-color: var(--accent-primary); }

.settings-btn {
  display: inline-block;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.6rem 1.15rem;
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-primary);
  cursor: pointer;
  line-height: 1.2;
  transition: border-color 0.12s ease, color 0.12s ease, background 0.12s ease;
}
.settings-btn:hover, .settings-btn:focus-visible {
  border-color: var(--accent-primary); color: var(--accent-primary); outline: none;
}
.settings-btn--danger {
  border-color: #b85a3a; color: #7a2c12;
}
.settings-btn--danger:hover, .settings-btn--danger:focus-visible {
  background: #fbf3ef; border-color: #b85a3a; color: #7a2c12;
}
.settings-saved {
  display: inline-block;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  color: #2f7a3a;
  margin-left: 0.6rem;
  opacity: 0;
  transition: opacity 0.18s ease;
}
.settings-saved.is-visible { opacity: 1; }

.settings-build-info {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* About page */
.about-mission {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 1.5rem;
  line-height: 1.4;
  color: var(--text-primary);
  margin: 0.75rem 0 1.75rem;
  max-width: 50ch;
}
.about-section { margin: 0 0 1.5rem; max-width: 60ch; }
.about-section h2 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}
.about-section p { margin: 0 0 0.75rem; color: var(--text-primary); line-height: 1.6; }