:root {
  color-scheme: light;
  --bg: #f4f1ea;
  --panel: #ffffff;
  --text: #18211d;
  --muted: #67726d;
  --line: #d9ded7;
  --green: #2f6f4e;
  --green-soft: #e3f1e8;
  --amber: #9b6517;
  --amber-soft: #fff1d6;
  --red: #9b2f26;
  --red-soft: #fde3df;
  --blue: #315f7d;
  --blue-soft: #e2eef6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 28px;
  background: rgba(244, 241, 234, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.topbar h1, .topbar p { margin: 0; }
.topbar h1 { font-size: 24px; line-height: 1.2; }
.eyebrow { color: var(--green); font-size: 13px; font-weight: 800; }

.nav-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav-actions form { margin: 0; }

.api-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
}

.api-link.active, .nav-actions button.api-link {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
  cursor: pointer;
}

.layout {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 58px;
}

.panel, .route-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 14px 40px rgba(24, 33, 29, 0.06);
}

.hero-panel, .detail-hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 28px;
}

.product-hero h2, .detail-hero h2 {
  max-width: 720px;
  margin: 6px 0 0;
  font-size: 34px;
  line-height: 1.18;
}

.detail-hero p { max-width: 680px; color: var(--muted); line-height: 1.7; }

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-cta a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 6px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
}

.hero-cta a + a { background: var(--green-soft); color: var(--green); }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(88px, 1fr));
  gap: 10px;
  min-width: 300px;
}

.metric-grid div {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9faf7;
}

.metric-grid strong { font-size: 25px; }
.metric-grid span { color: var(--muted); font-size: 13px; }

.section-head, .section-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin: 28px 0 14px;
}

.section-head h2, .section-head p, .section-title h2, .section-title p { margin: 0; }
.section-head p, .section-title p { color: var(--muted); font-size: 14px; }

.filter-bar {
  position: sticky;
  top: 69px;
  z-index: 8;
  display: flex;
  gap: 8px;
  padding: 10px 0 14px;
  overflow-x: auto;
  background: rgba(244, 241, 234, 0.92);
  backdrop-filter: blur(10px);
}

.filter-chip {
  flex: 0 0 auto;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  cursor: pointer;
  font-weight: 800;
}

.filter-chip.active { background: var(--green); color: #fff; border-color: var(--green); }

.route-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.enhanced-grid { align-items: stretch; }

.route-card {
  display: grid;
  gap: 14px;
  min-height: 270px;
  padding: 18px;
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.route-card:hover { transform: translateY(-2px); box-shadow: 0 18px 48px rgba(24, 33, 29, 0.11); }
.route-card[hidden] { display: none; }

.card-head { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
.card-head h3, .card-head p, .summary, .reason, .weather-line { margin: 0; }
.card-head h3 { font-size: 22px; }
.card-head p, .summary, .reason, .weather-line { color: var(--muted); line-height: 1.6; }

.badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}
.badge-strong { background: var(--green-soft); color: var(--green); }
.badge-recommended { background: var(--blue-soft); color: var(--blue); }
.badge-normal { background: var(--amber-soft); color: var(--amber); }
.badge-not_recommended { background: var(--red-soft); color: var(--red); }

.card-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.card-metrics div {
  display: grid;
  gap: 2px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9faf7;
}

.card-metrics strong { font-size: 19px; }
.card-metrics span { color: var(--muted); font-size: 12px; }

.facts, .decision, .tag-list, .opportunity-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.facts span, .decision span, .tag-list span, .opportunity-row span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f9faf7;
  color: var(--muted);
  font-size: 13px;
}

.reason { padding-top: 8px; border-top: 1px solid var(--line); }

.detail-layout { display: grid; gap: 18px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.two-col .panel, .detail-layout > .panel { padding: 22px; }
.panel h2 { margin: 0 0 14px; font-size: 20px; }

.route-decision-hero { align-items: start; }
.today-decision { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 16px; }
.today-decision strong { line-height: 1.5; }

.decision-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.decision-strip div, .forecast-card, .point-row, .score-row {
  display: grid;
  gap: 5px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.decision-strip span, .forecast-card span, .point-row small, .score-row small, .forecast-card small { color: var(--muted); }
.decision-strip strong { font-size: 18px; }

.forecast-scroll {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(180px, 1fr);
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.forecast-card strong { font-size: 17px; }

.point-list, .score-table { display: grid; gap: 10px; }
.point-row span, .score-row strong { font-weight: 800; }

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 16px;
}
.quick-links a, .quick-links button {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--green);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
}
.quick-links form { margin: 0; }
.hero-actions { grid-column: 1 / -1; margin: 0; }

.report-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.report-card { display: grid; gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 8px; background: #f9faf7; }
.report-card p { margin: 0; color: var(--muted); line-height: 1.6; }
.report-card small { color: var(--muted); display: block; margin-top: 3px; }
.photo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.photo-grid img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 6px; border: 1px solid var(--line); }

.auth-layout { display: grid; min-height: 100vh; place-items: center; padding: 24px; }
.auth-card, .admin-form { display: grid; gap: 16px; }
.auth-card { width: min(420px, 100%); padding: 28px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); box-shadow: 0 18px 48px rgba(24, 33, 29, 0.11); }
.auth-card h1 { margin: 0; font-size: 28px; }
.auth-card label, .admin-form label { display: grid; gap: 7px; color: var(--muted); font-size: 14px; font-weight: 800; }
.auth-card input, .admin-form input, .admin-form select, .admin-form textarea { width: 100%; min-height: 40px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--text); }
.admin-form textarea { min-height: 96px; resize: vertical; }
.auth-card button, .admin-form button, .action-panel button { cursor: pointer; border: 1px solid var(--green); border-radius: 6px; background: var(--green); color: #fff; font-weight: 800; min-height: 42px; }
.form-error { margin: 0; padding: 10px 12px; border-radius: 6px; background: var(--red-soft); color: var(--red); font-weight: 800; }
.form-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.checkbox-row { display: flex; flex-wrap: wrap; gap: 12px; }
.checkbox-row label { display: flex; align-items: center; gap: 7px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; background: #f9faf7; color: var(--text); }

.table-panel { overflow-x: auto; }
.admin-table { display: grid; min-width: 820px; gap: 8px; }
.table-row { display: grid; grid-template-columns: 1.3fr 1fr 0.8fr 1fr 0.7fr 1fr; gap: 12px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 8px; background: #f9faf7; }
.table-row span { display: grid; gap: 3px; }
.table-row small { color: var(--muted); }
.table-head { background: var(--green-soft); color: var(--green); font-weight: 800; }
.compact .table-row { grid-template-columns: 1.2fr 0.8fr 1.5fr 0.7fr; }
.scores-table .table-row { grid-template-columns: 0.9fr 0.9fr 0.8fr 0.7fr 1.2fr 2fr; }
.text-link { color: var(--green); font-weight: 800; }
.empty-state { padding: 28px; border: 1px dashed var(--line); border-radius: 8px; background: #f9faf7; color: var(--muted); text-align: center; }

.action-panel { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px; }
.action-panel h2, .action-panel p { margin: 0; }
.action-panel p { margin-top: 6px; color: var(--muted); }
.action-panel form { margin: 0; }
.notice { padding: 12px 14px; border-radius: 8px; font-weight: 800; }
.notice.success { background: var(--green-soft); color: var(--green); }
.notice.danger { background: var(--red-soft); color: var(--red); }

.inline-form { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.inline-form label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; font-weight: 800; }
.inline-form input, .inline-form select { min-height: 38px; padding: 8px 9px; border: 1px solid var(--line); border-radius: 6px; }
.inline-form button, .text-button { min-height: 38px; padding: 0 12px; border: 1px solid var(--green); border-radius: 6px; background: var(--green); color: #fff; cursor: pointer; font-weight: 800; }
.text-button { min-height: 32px; background: transparent; color: var(--green); }

.legal-panel { display: grid; gap: 12px; padding: 28px; }
.legal-panel h2, .legal-panel p { margin: 0; }
.legal-panel p { color: var(--muted); line-height: 1.8; }

.bottom-nav { display: none; }

@media (max-width: 820px) {
  body { padding-bottom: 62px; }
  .topbar { align-items: flex-start; flex-direction: column; padding: 14px 16px; }
  .nav-actions { justify-content: flex-start; }
  .layout { width: min(100% - 20px, 720px); padding-top: 16px; }
  .hero-panel, .detail-hero, .two-col, .route-grid, .form-grid, .report-grid, .inline-form { grid-template-columns: 1fr; }
  .product-hero h2, .detail-hero h2 { font-size: 26px; }
  .metric-grid { min-width: 0; grid-template-columns: repeat(3, 1fr); }
  .section-head { align-items: start; flex-direction: column; }
  .filter-bar { top: 111px; }
  .decision-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .forecast-scroll { grid-auto-columns: minmax(168px, 76%); }
  .bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); background: rgba(255,255,255,0.96); backdrop-filter: blur(12px); }
  .bottom-nav a { display: grid; place-items: center; min-height: 56px; color: var(--green); font-size: 13px; font-weight: 800; }
}