:root {
  --bg: #f6f1e7;
  --bg-soft: #fbf7ee;
  --ink: #222826;
  --ink-soft: #4a524d;
  --line: #d9cfb8;
  --accent: #5b3aa6;
  --accent-soft: #efe6ff;
  --green: #2f6b4f;
  --green-soft: #e2f0e8;
  --warn: #9a5a1a;
  --warn-soft: #f6e7d3;
  --card: #ffffff;
  --shadow: 0 1px 2px rgba(34, 40, 38, 0.06), 0 6px 24px rgba(34, 40, 38, 0.06);
  --radius: 14px;
  --radius-sm: 8px;
  --max: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-title { font-size: 18px; }
.brand-sub {
  font-size: 12px;
  color: var(--ink-soft);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 14px;
}
.site-nav a:hover { color: var(--accent); text-decoration: none; }

main { padding: 32px 0 64px; }

section { margin-bottom: 56px; }
section:last-child { margin-bottom: 0; }

h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; color: var(--ink); }
h1 { font-size: 30px; letter-spacing: -0.01em; }
h2 { font-size: 24px; }
h3 { font-size: 17px; }
p { margin: 0 0 14px; color: var(--ink-soft); }
.lead { font-size: 18px; color: var(--ink); max-width: 720px; }
.meta-note { font-size: 13px; color: var(--ink-soft); }
.section-lead { font-size: 16px; color: var(--ink-soft); max-width: 760px; }

.intro { max-width: 820px; }

.planner {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.planner-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
}
.worksheet { background: var(--card); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.route-card { background: var(--card); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); border: 1px solid var(--line); }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--ink);
}
.field input, .field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  font-size: 15px;
  color: var(--ink);
  font-family: inherit;
}
.field input:focus, .field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  background: var(--card);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
  margin-bottom: 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}
.btn:hover { background: var(--bg-soft); }
.btn:active { transform: translateY(1px); }
.btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn.primary:hover { background: #4a2e87; border-color: #4a2e87; }
.btn.ghost { background: transparent; }

.form-hint {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-soft);
  cursor: pointer;
  font-family: inherit;
  margin: 0 2px;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }

.route-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.route-title {
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 500;
}
.route-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  counter-reset: steps;
}
.route-steps li {
  counter-increment: steps;
  padding: 10px 12px 10px 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  background: var(--bg-soft);
  position: relative;
  font-size: 15px;
  color: var(--ink);
}
.route-steps li::before {
  content: counter(steps);
  position: absolute;
  left: 12px;
  top: 10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.route-steps li.detour {
  background: var(--accent-soft);
  border-color: #d9c8ff;
}
.route-steps li.detour::before {
  background: #fff;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.route-steps li.empty-state {
  padding: 14px 16px;
  color: var(--ink-soft);
  font-size: 14px;
  background: var(--bg-soft);
  border: 1px dashed var(--line);
}
.route-steps li.empty-state::before { display: none; }

.route-meta {
  display: flex;
  gap: 18px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--ink-soft);
}
.route-meta strong { color: var(--ink); font-size: 16px; }

.route-explain h3 { margin-bottom: 6px; }
.route-explain p { font-size: 14px; margin-bottom: 0; }

.sample-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.sample {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.sample h3 { font-size: 16px; }
.sample ol {
  padding-left: 20px;
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--ink);
}
.sample ol li { margin-bottom: 4px; }
.sample-note { font-size: 13px; color: var(--ink-soft); margin-bottom: 0; }

.tips-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}
.tips-main { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.tips-main h3 { margin-top: 18px; }
.tips-main h3:first-of-type { margin-top: 0; }
.tips-side { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.tips-side h3 { margin-top: 18px; }
.tips-side h3:first-child { margin-top: 0; }

.steps, .plain-list {
  padding-left: 20px;
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 15px;
}
.steps li, .plain-list li { margin-bottom: 6px; }

.checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--ink-soft);
}
.checklist li {
  padding-left: 22px;
  position: relative;
  margin-bottom: 6px;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--green);
  border-radius: 3px;
  background: var(--green-soft);
}

.saved-list {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: 12px;
}
.saved-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  background: var(--bg-soft);
}
.saved-item h4 { margin: 0 0 6px; font-size: 15px; }
.saved-item ol {
  padding-left: 20px;
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--ink-soft);
}
.saved-item .saved-meta {
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.saved-item .row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.saved-item .btn { padding: 6px 10px; font-size: 13px; }

.site-footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  padding: 32px 0 16px;
  margin-top: 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
  padding-bottom: 18px;
}
.footer-grid p, .footer-grid li { font-size: 14px; color: var(--ink-soft); }
.footer-grid ul { list-style: none; padding: 0; margin: 6px 0 0; }
.footer-grid li { margin-bottom: 4px; }
.footer-grid strong { display: block; margin-bottom: 4px; color: var(--ink); font-size: 14px; }
.footer-small {
  border-top: 1px solid var(--line);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}

.empty-state {
  color: var(--ink-soft);
  font-size: 14px;
  padding: 12px 4px;
}

@media (max-width: 900px) {
  .planner-grid { grid-template-columns: 1fr; }
  .tips-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  h1 { font-size: 26px; }
  h2 { font-size: 22px; }
}

@media (max-width: 600px) {
  .site-header .container { flex-direction: column; align-items: flex-start; }
  .site-nav { gap: 12px; }
  main { padding: 24px 0 48px; }
  section { margin-bottom: 40px; }
  .button-row { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .route-meta { flex-direction: column; gap: 6px; }
}

@media print {
  body { background: #fff; }
  .site-header, .site-footer, .button-row, .form-hint, .chip, .saved, #samples, .tips-side { display: none; }
  .planner { padding: 0; border: none; }
  .route-card { box-shadow: none; border: 1px solid #999; }
  main { padding: 0; }
  section { margin-bottom: 24px; }
}



/* 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;
}