:root {
  --bg: #f6f3ee;
  --bg-elev: #ffffff;
  --bg-soft: #ece7de;
  --ink: #1f2a37;
  --ink-soft: #4b5a6b;
  --muted: #7a8696;
  --line: #d9d3c7;
  --accent: #1f6feb;
  --accent-ink: #ffffff;
  --safe: #2a9d8f;
  --tight: #f4a261;
  --risky: #e76f51;
  --shadow: 0 10px 30px rgba(31, 42, 55, 0.08);
  --radius: 14px;
  --maxw: 1160px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #e8f0fe 0%, transparent 60%), var(--bg);
  color: var(--ink);
  line-height: 1.55;
  min-height: 100vh;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { color: var(--ink); margin: 0 0 0.5rem; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1.1; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1rem; color: var(--ink-soft); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
.skip-link { position: absolute; left: -9999px; background: var(--accent); color: var(--accent-ink); padding: 0.5rem 1rem; border-radius: 0 0 6px 0; }
.skip-link:focus { left: 0; top: 0; z-index: 100; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(160%) blur(10px);
  background: rgba(246, 243, 238, 0.85);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 1.25rem; padding: 0.9rem 1.25rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--ink); font-weight: 700; }
.brand:hover { text-decoration: none; color: var(--accent); }
.brand-mark { display: inline-flex; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-size: 1.15rem; }
.brand-tag { font-size: 0.75rem; color: var(--muted); font-weight: 500; letter-spacing: 0.02em; }
.site-nav { display: flex; gap: 1.25rem; margin-left: auto; }
.site-nav a { color: var(--ink-soft); font-size: 0.95rem; padding: 0.35rem 0; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }
.nav-toggle { display: none; background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 0.4rem 0.7rem; font-size: 0.9rem; cursor: pointer; }

.hero { padding: 4rem 0 3rem; }
.hero .lede { font-size: 1.15rem; max-width: 60ch; }
.eyebrow { display: inline-block; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 700; margin-bottom: 1rem; }
.hero-cta { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 1.5rem 0 2rem; }
.hero-stats { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 1.5rem; color: var(--ink-soft); font-size: 0.95rem; }
.hero-stats strong { color: var(--ink); display: block; font-size: 1rem; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem; padding: 0.7rem 1.1rem; border-radius: 10px; border: 1px solid transparent; font-size: 0.95rem; font-weight: 600; cursor: pointer; transition: transform 0.05s ease, background 0.15s ease, border-color 0.15s ease; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #1859c2; text-decoration: none; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn:hover { text-decoration: none; }

.card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); }

.planner { padding: 2rem 0 4rem; }
.planner-grid { display: grid; grid-template-columns: 300px 1fr; gap: 2rem; align-items: start; }
.planner-side { position: sticky; top: 5rem; display: flex; flex-direction: column; gap: 1rem; }
.planner-side h2 { font-size: 1.35rem; }
.settings-card h3 { margin-bottom: 0.75rem; }

.field { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.9rem; }
.field span { color: var(--ink-soft); font-weight: 500; }
.field input, .field select {
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-elev);
  color: var(--ink);
  font-size: 0.95rem;
  font-family: inherit;
}
.field input:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.field.grow { flex: 1; }
.hint { color: var(--muted); font-size: 0.85rem; }

.speed-presets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin-bottom: 0.75rem; }
.preset { border: 1px solid var(--line); background: var(--bg); border-radius: 10px; padding: 0.6rem; font-size: 0.85rem; cursor: pointer; color: var(--ink); text-align: center; }
.preset:hover { border-color: var(--accent); }
.preset.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.preset small { color: inherit; opacity: 0.8; }

.toggle { display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer; font-size: 0.95rem; color: var(--ink); }

.route-card { margin-bottom: 1.5rem; }
.route-head { display: flex; gap: 1rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 1rem; }
.route-actions { display: flex; gap: 0.5rem; margin-left: auto; }
.legs { display: flex; flex-direction: column; gap: 1rem; }
.leg { position: relative; background: var(--bg); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 10px; padding: 1rem; }
.leg-num { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; color: var(--accent); text-transform: uppercase; margin-bottom: 0.5rem; }
.leg-body { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; }
.leg-remove { position: absolute; top: 0.4rem; right: 0.4rem; background: transparent; border: 0; color: var(--muted); cursor: pointer; font-size: 1.2rem; line-height: 1; }
.leg-remove:hover { color: var(--risky); }
.route-foot { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1rem; padding-top: 1rem; border-top: 1px dashed var(--line); }

.timeline { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 1.5rem; }
.tleg { display: grid; grid-template-columns: 80px 1fr auto; gap: 1rem; align-items: center; padding: 0.85rem 1rem; border-radius: 10px; border: 1px solid var(--line); background: var(--bg-elev); }
.tleg-mode { font-weight: 700; color: var(--ink); font-size: 0.9rem; }
.tleg-body { color: var(--ink-soft); font-size: 0.9rem; }
.tleg-time { font-variant-numeric: tabular-nums; color: var(--ink); }
.tleg.safe { border-left: 4px solid var(--safe); }
.tleg.tight { border-left: 4px solid var(--tight); }
.tleg.risky { border-left: 4px solid var(--risky); }

.transfer { padding: 1rem; border-radius: 10px; background: var(--bg); border: 1px solid var(--line); }
.transfer-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 0.5rem; }
.transfer-where { font-weight: 700; }
.transfer-window { font-variant-numeric: tabular-nums; font-weight: 700; }
.transfer-window.safe { color: var(--safe); }
.transfer-window.tight { color: var(--tight); }
.transfer-window.risky { color: var(--risky); }
.transfer-advice { color: var(--ink-soft); font-size: 0.9rem; }
.transfer-meta { display: flex; gap: 1rem; flex-wrap: wrap; font-size: 0.85rem; color: var(--muted); margin-top: 0.5rem; }

.summary { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 10px; padding: 1rem 1.25rem; }
.summary-row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.4rem 0; border-bottom: 1px dashed var(--line); font-size: 0.95rem; }
.summary-row:last-child { border-bottom: 0; }
.summary-row strong { color: var(--ink); }

.export-row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; margin-top: 1rem; }

.examples { padding: 3rem 0; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.examples h2, .reference h2 { margin-bottom: 0.5rem; }
.example-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.example-card { text-align: left; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.25rem; cursor: pointer; color: var(--ink); transition: border-color 0.15s ease, transform 0.1s ease; }
.example-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.example-card strong { display: block; margin-bottom: 0.25rem; }
.example-card span { color: var(--ink-soft); font-size: 0.9rem; }

.saved { padding: 3rem 0; }
.saved-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.5rem; }
.saved-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.saved-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.25rem; position: relative; }
.saved-card h3 { margin-bottom: 0.25rem; font-size: 1rem; }
.saved-card p { font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0.75rem; }
.saved-card .saved-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.saved-card .saved-remove { position: absolute; top: 0.4rem; right: 0.6rem; background: transparent; border: 0; color: var(--muted); cursor: pointer; font-size: 1.1rem; }
.saved-card .saved-remove:hover { color: var(--risky); }
.empty { color: var(--muted); background: var(--bg-soft); border: 1px dashed var(--line); border-radius: 10px; padding: 1rem 1.25rem; text-align: center; }

.reference { padding: 3rem 0; }
.reference-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.risk-list > div { margin-bottom: 1rem; }
.risk-list dt { font-weight: 700; margin-bottom: 0.25rem; }
.risk-list dd { margin: 0; color: var(--ink-soft); }
.risk-safe { color: var(--safe); }
.risk-tight { color: var(--tight); }
.risk-risky { color: var(--risky); }
.mistakes { padding-left: 1.25rem; color: var(--ink-soft); }
.mistakes li { margin-bottom: 0.5rem; }

.note { padding: 3rem 0 4rem; }
.note h2 { margin-bottom: 0.75rem; }

.site-footer { border-top: 1px solid var(--line); background: var(--bg-soft); padding: 1.5rem 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.site-footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--ink-soft); font-size: 0.9rem; }
.site-footer a:hover { color: var(--accent); }

@media (max-width: 900px) {
  .planner-grid { grid-template-columns: 1fr; }
  .planner-side { position: static; }
  .reference-grid { grid-template-columns: 1fr; gap: 2rem; }
  .site-nav { display: none; position: absolute; right: 1.25rem; top: 60px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; padding: 0.75rem 1rem; flex-direction: column; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .nav-toggle { display: inline-block; }
  .route-actions { margin-left: 0; }
  .route-head { flex-direction: column; align-items: stretch; }
}

@media print {
  .site-header, .site-footer, .site-nav, .hero, .examples, .saved, .note, .export-row, .route-actions, .leg-remove, .btn { display: none !important; }
  body { background: white; color: black; }
  .card, .tleg, .transfer { box-shadow: none; border-color: #999; }
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}