:root {
  --color-bg-base: #0F1F3D;
  --color-bg-card: #1A2F50;
  --color-card-expanded: #213D66;
  --color-bg-surface: #0D1B35;
  --color-accent: #E8762B;
  --color-accent-dim: #C45E1A;
  --color-text-primary: #ECEFF4;
  --color-text-secondary: #8FA8C8;
  --color-text-secondary-card: #A8C4DC;
  --color-text-muted: #5A7A9E;
  --ring-30: #2ECC71;
  --ring-60: #F1C40F;
  --ring-90: #E67E22;
  --ring-120: #E74C3C;
  --color-ring-line: #2A4A7A;
  --color-area-kita: #2A5F9E;
  --color-area-nan: #1E7B5A;
  --flag-car: #E74C3C;
  --flag-caution: #F1C40F;
  --flag-season: #5DADE2;
  --transition-map: 400ms ease-out;
  --transition-panel: 300ms ease-out;
  --transition-card: 250ms ease-out;
  --radius-card: 12px;
  --radius-pill: 24px;
  --radius-badge: 4px;
  --radius-btn: 8px;
}

@media (prefers-reduced-motion: reduce) {
  :root { --transition-map: 0s; --transition-panel: 0s; --transition-card: 0s; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0.01ms !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0.01ms !important;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Noto Sans JP', system-ui, sans-serif;
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.5;
  padding-bottom: calc(60px + env(safe-area-inset-bottom) + 80px);
}
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 4px solid var(--color-accent); outline-offset: 2px; }

#app-header {
  background: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-ring-line);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-inner { flex: 1; }
.app-title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
  padding-bottom: 2px;
}
.app-subtitle { margin: 4px 0 0; font-size: 12px; color: var(--color-text-secondary); }
.info-btn {
  background: transparent;
  border: 1.5px solid var(--color-text-secondary);
  color: var(--color-text-secondary);
  width: 36px; height: 36px;
  border-radius: 50%;
  font-size: 16px;
}

.onboarding-banner {
  position: fixed; top: 64px; left: 16px; right: 16px;
  background: var(--color-bg-card); border: 1.5px solid var(--color-accent);
  color: var(--color-text-primary);
  padding: 12px 16px; border-radius: var(--radius-btn);
  font-size: 14px; z-index: 150;
  opacity: 0; transform: translateY(-12px);
  transition: opacity 250ms ease-out, transform 250ms ease-out;
  pointer-events: none;
}
.onboarding-banner.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.onboarding-banner.is-hiding { opacity: 0; transform: translateY(-8px); }

#app-main { padding: 16px; max-width: 900px; margin: 0 auto; }

.controls-row { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.origin-pills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pill {
  height: 48px; padding: 0 12px;
  border: 1.5px solid var(--color-text-secondary);
  background: transparent; color: var(--color-text-secondary);
  border-radius: var(--radius-pill);
  font-size: 14px; font-weight: 700;
  transition: transform 100ms ease-out, background-color 150ms ease-out, border-color 150ms ease-out, color 150ms ease-out;
}
.pill:active { transform: scale(0.96); }
.pill--active { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-bg-base); }

.mode-toggle { display: flex; gap: 8px; justify-content: flex-end; }
.toggle-btn {
  height: 36px; padding: 0 14px;
  border: 1px solid var(--color-text-muted);
  background: transparent; color: var(--color-text-secondary);
  border-radius: var(--radius-pill);
  font-size: 13px;
  transition: transform 100ms ease-out, background-color 150ms ease-out, color 150ms ease-out;
}
.toggle-btn:active { transform: scale(0.96); }
.toggle-btn--active { background: var(--color-accent); color: var(--color-bg-base); border-color: var(--color-accent); }

.map-column { margin-bottom: 24px; }
.map-wrapper { width: 100%; max-width: 420px; margin: 0 auto; }
#timemap { width: 100%; height: auto; display: block; border-radius: var(--radius-card); }

.map-legend {
  list-style: none; margin: 8px 0 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 12px;
  font-size: 11px; color: var(--color-text-secondary); justify-content: center;
}
.map-legend .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; vertical-align: middle; }

.spot-group { transition: transform var(--transition-map), opacity 150ms ease-out; }
.spot-group--unavailable { opacity: 0.35; }
.spot-icon-wrapper { transition: transform 200ms ease-out, filter 200ms ease-out; transform-box: fill-box; transform-origin: center; }
.spot-group.is-selected .spot-icon-wrapper { transform: scale(1.25); filter: drop-shadow(0 0 6px var(--color-accent)); }
.spot-tap { fill: transparent; cursor: pointer; }
.spot-tap:focus-visible { outline: none; }
.spot-group:focus-visible .spot-icon-wrapper { transform: scale(1.2); filter: drop-shadow(0 0 6px var(--color-accent)); }

.spot-list { display: flex; flex-direction: column; gap: 8px; }
.spot-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-card);
  border-left: 3px solid var(--color-area-kita);
  overflow: hidden;
  transition: background-color 150ms ease-out;
}
.spot-card[data-area="嶺南"] { border-left-color: var(--color-area-nan); }
.spot-card.is-expanded { background: var(--color-card-expanded); }
.card-summary {
  width: 100%; min-height: 72px; padding: 12px 16px;
  background: transparent; border: none; color: inherit; text-align: left;
  display: grid; grid-template-columns: 40px 1fr auto; gap: 12px; align-items: center;
}
.card-icon { width: 32px; height: 32px; color: var(--color-text-primary); }
.spot-card[data-area="嶺南"] .card-icon { color: #7ECDC0; }
.card-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.card-name { font-size: 16px; font-weight: 700; color: var(--color-text-primary); }
.card-area-badge {
  display: inline-block; font-size: 10px; font-weight: 700;
  padding: 2px 6px; border-radius: var(--radius-badge);
  background: var(--color-area-kita); color: var(--color-text-primary);
  margin-right: 6px; vertical-align: middle;
}
.spot-card[data-area="嶺南"] .card-area-badge { background: var(--color-area-nan); }
.card-oneline { font-size: 13px; color: var(--color-text-secondary-card); line-height: 1.4; }
.card-time { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; min-width: 80px; }
.card-time-row { font-size: 12px; color: var(--color-text-secondary); }
.card-time-row strong { font-size: 22px; font-weight: 700; color: var(--color-text-primary); margin-right: 2px; }
.card-time-row.na strong { font-size: 13px; color: var(--color-text-secondary); }
.card-flags { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; margin-top: 4px; }
.flag {
  display: inline-flex; align-items: center; gap: 2px;
  font-size: 10px; padding: 2px 5px;
  border-radius: var(--radius-badge);
  background: rgba(255,255,255,0.08);
}
.flag--car { color: var(--flag-car); }
.flag--caution { color: var(--flag-caution); }
.flag--season { color: var(--flag-season); }

.card-detail {
  display: grid; grid-template-rows: 0fr; opacity: 0;
  transition: grid-template-rows var(--transition-card), opacity 200ms ease-out;
}
.spot-card.is-expanded .card-detail { grid-template-rows: 1fr; opacity: 1; }
.card-detail-inner { min-height: 0; overflow: hidden; padding: 0 16px; }
.spot-card.is-expanded .card-detail-inner { padding: 0 16px 16px; }
.card-detail p { margin: 6px 0; font-size: 13px; color: var(--color-text-secondary-card); }
.card-detail .scenery { color: var(--color-text-primary); font-style: italic; padding: 8px 12px; border-left: 2px solid var(--color-accent); background: rgba(232,118,43,0.06); }
.card-detail .gmap-link { color: var(--color-accent); text-decoration: underline; font-size: 13px; display: inline-block; margin-top: 8px; }

.footer-disclaimer {
  position: fixed; left: 0; right: 0;
  bottom: calc(60px + env(safe-area-inset-bottom));
  background: var(--color-bg-base);
  padding: 6px 12px;
  font-size: 11px; color: var(--color-text-secondary); text-align: center;
  border-top: 1px solid var(--color-ring-line); z-index: 50;
}
.footer-disclaimer p { margin: 0; }
.footer-disclaimer .dialect { color: var(--color-text-secondary); margin-top: 2px; }
.footer-disclaimer .back-link { color: var(--color-text-secondary); text-decoration: none; font-size: 11px; }

.app-footer {
  position: fixed; left: 0; right: 0; bottom: 0;
  height: calc(60px + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-ring-line);
  display: flex; z-index: 60;
}
.footer-btn {
  flex: 1; background: transparent; border: none; color: var(--color-text-primary);
  font-size: 14px; font-weight: 700;
  border-right: 1px solid var(--color-ring-line);
  transition: background-color 150ms ease-out;
}
.footer-btn:last-child { border-right: none; }
.footer-btn:hover { background: var(--color-bg-card); }

.panel {
  position: fixed; left: 0; right: 0;
  bottom: calc(60px + env(safe-area-inset-bottom));
  max-height: 70vh; overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--color-bg-card);
  border-top: 2px solid var(--color-accent);
  border-radius: 16px 16px 0 0;
  padding: 16px 16px 24px;
  transform: translateY(100%);
  transition: transform var(--transition-panel);
  z-index: 80;
}
.panel.is-open { transform: translateY(0); }
.panel-close {
  position: absolute; top: 8px; right: 8px;
  background: transparent; border: none; color: var(--color-text-secondary);
  font-size: 18px; width: 36px; height: 36px;
}
.panel-title { margin: 0 0 12px; font-size: 16px; font-weight: 700; }
.panel-hint { font-size: 12px; color: var(--color-text-secondary); margin: 8px 0 12px; }
.panel-budget { display: flex; gap: 8px; flex-wrap: wrap; }
.panel-budget .pill { flex: 1; min-width: 90px; height: 40px; }

.day-inputs { display: flex; flex-direction: column; gap: 12px; margin-bottom: 12px; }
.day-inputs label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--color-text-secondary); }
.day-inputs input[type=time] {
  background: var(--color-bg-base); color: var(--color-text-primary);
  border: 1px solid var(--color-ring-line); border-radius: var(--radius-btn);
  padding: 8px 12px; font-size: 16px; max-width: 200px;
}

.plan-results { display: flex; flex-direction: column; gap: 12px; }
.plan-card {
  background: var(--color-bg-base); border-radius: var(--radius-card);
  padding: 12px 14px; border: 1px solid var(--color-ring-line);
}
.plan-card-title { font-size: 14px; font-weight: 700; color: var(--color-accent); margin: 0 0 8px; }
.plan-card ol { margin: 0; padding-left: 18px; font-size: 13px; }
.plan-card li { margin: 4px 0; }
.plan-card .plan-summary { font-size: 12px; color: var(--color-text-secondary); margin-top: 8px; }
.plan-share {
  margin-top: 8px; background: var(--color-accent); color: var(--color-bg-base);
  border: none; padding: 8px 14px; border-radius: var(--radius-btn);
  font-size: 13px; font-weight: 700;
}
.plan-empty { color: var(--color-text-secondary); padding: 16px; text-align: center; font-size: 13px; }

.day-results { display: flex; flex-direction: column; gap: 4px; }
.day-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 8px;
  padding: 8px 10px; border-radius: var(--radius-btn);
  background: var(--color-bg-base); font-size: 13px;
  align-items: center;
}
.day-row .day-name { font-weight: 700; }
.day-row .day-times { color: var(--color-text-secondary); font-size: 11px; }
.day-row .day-judge { font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: var(--radius-badge); }
.day-row .day-judge.ok { background: rgba(46,204,113,0.18); color: var(--ring-30); }
.day-row .day-judge.tight { background: rgba(241,196,15,0.18); color: var(--ring-60); }
.day-row .day-judge.ng { background: rgba(231,76,60,0.18); color: var(--flag-car); }
.day-row .day-judge.na { background: rgba(255,255,255,0.06); color: var(--color-text-muted); }

.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  opacity: 0; transition: opacity 200ms ease-out;
  pointer-events: none; z-index: 70;
}
.overlay.is-visible { opacity: 1; pointer-events: auto; }

.share-toast {
  position: fixed; top: 64px; left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--color-bg-card); color: var(--color-text-primary);
  border: 1px solid var(--color-accent);
  padding: 10px 16px; border-radius: var(--radius-btn);
  font-size: 13px; opacity: 0; pointer-events: none; z-index: 200;
  transition: opacity 200ms ease-out, transform 200ms ease-out;
}
.share-toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); }

@keyframes ring-appear { from { transform: scale(0.3); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.map-ring { transform-origin: 220px 220px; }
.map-ring.is-entering { animation: ring-appear 350ms cubic-bezier(0.4,0,0.2,1) both; }
.map-ring:nth-child(1).is-entering { animation-delay: 0ms; }
.map-ring:nth-child(2).is-entering { animation-delay: 120ms; }
.map-ring:nth-child(3).is-entering { animation-delay: 240ms; }
.map-ring:nth-child(4).is-entering { animation-delay: 360ms; }

@media (min-width: 600px) {
  #app-main { display: grid; grid-template-columns: 380px 1fr; gap: 24px; align-items: start; }
  .controls-row { grid-column: 1 / -1; flex-direction: row; align-items: center; justify-content: space-between; }
  .origin-pills { flex: 1; max-width: 460px; }
  .map-column { position: sticky; top: 16px; }
  .map-wrapper { max-width: 380px; }
}
@media (min-width: 1024px) {
  #app-main { grid-template-columns: 440px 1fr; max-width: 920px; }
  .map-wrapper { max-width: 440px; }
  .spot-card { transition: box-shadow 150ms ease-out, background-color 150ms ease-out; }
  .spot-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.4); background: var(--color-card-expanded); }
}