:root {
  --bg: #faf7f2;
  --panel: #ffffff;
  --ink: #2b2420;
  --muted: #7a6f68;
  --line: #e8e0d6;
  --accent: #b23a2b;
  --accent-soft: #f6e3df;
  --gold: #c98a2b;
  --d1: #b23a2b;
  --d2: #d9742b;
  --d3: #c98a2b;
  --d4: #4f7d5a;
  --d5: #3e6a8a;
  --shadow: 0 6px 24px rgba(43, 36, 32, .12);
  --radius: 14px;
  --topbar-h: 64px;
  --daybar-h: 56px;
}

* { box-sizing: border-box; }
html { margin: 0; }
body { margin: 0; min-height: 100vh; } /* 不能用 height:100%，否則 sticky 的 topbar 只會在第一個畫面高度內生效 */
body {
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
.muted { color: var(--muted); }
button { font: inherit; cursor: pointer; }
[hidden] { display: none !important; }

/* Top bar */
.topbar {
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 900;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark { font-size: 28px; }
.brand h1 { font-size: 18px; margin: 0; line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand p { margin: 0; font-size: 12px; }
.topbar-actions { display: flex; gap: 8px; flex-shrink: 0; }
.btn {
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; text-decoration: none;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }

/* Day bar */
.daybar {
  height: var(--daybar-h);
  display: flex; align-items: center; gap: 12px;
  padding: 0 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky; top: var(--topbar-h); z-index: 890;
  overflow-x: auto;
  scrollbar-width: none;
}
.daybar::-webkit-scrollbar { display: none; }
.mode-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; flex-shrink: 0; background: var(--bg); }
.mode-btn { border: 0; background: transparent; border-radius: 999px; padding: 5px 14px; font-size: 13px; color: var(--muted); }
.mode-btn.active { background: var(--accent); color: #fff; }
.day-tabs { display: flex; gap: 6px; flex-shrink: 0; }
.day-tab {
  border: 1px solid var(--line); background: var(--panel); border-radius: 10px;
  padding: 4px 10px; font-size: 13px; display: flex; flex-direction: column; align-items: center; line-height: 1.15;
  min-width: 58px; position: relative;
}
.day-tab small { font-size: 10px; color: var(--muted); }
.day-tab::before { content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 3px; border-radius: 3px; background: var(--c); opacity: .35; }
.day-tab.active { border-color: var(--c); background: color-mix(in srgb, var(--c) 10%, white); }
.day-tab.active::before { opacity: 1; }
.day-tab.dimmed { opacity: .45; }
.layer-toggle { margin-left: auto; display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); flex-shrink: 0; white-space: nowrap; }
.layer-toggle input { accent-color: var(--accent); }

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 400px 1fr;
  height: calc(100dvh - var(--topbar-h) - var(--daybar-h));
  min-height: 420px;
}
.panel { overflow-y: auto; border-right: 1px solid var(--line); background: var(--bg); }
.map-wrap { position: relative; }
#map { position: absolute; inset: 0; background: #e9e4dc; }

/* Itinerary */
.day-card { margin: 12px; background: var(--panel); border-radius: var(--radius); box-shadow: 0 1px 3px rgba(0,0,0,.05); border: 1px solid var(--line); overflow: hidden; }
.day-head {
  display: flex; align-items: center; gap: 10px; padding: 12px 14px; cursor: pointer;
  border-left: 5px solid var(--c);
}
.day-head .n { font-weight: 700; color: var(--c); font-size: 15px; }
.day-head .t { flex: 1; min-width: 0; }
.day-head .t b { display: block; font-size: 14px; }
.day-head .t span { font-size: 12px; color: var(--muted); }
.day-head .chev { transition: transform .2s; color: var(--muted); }
.day-card.collapsed .chev { transform: rotate(-90deg); }
.day-card.collapsed .day-body { display: none; }
.day-body { padding: 0 14px 12px; }
.meals { display: flex; gap: 6px; flex-wrap: wrap; font-size: 12px; margin: 6px 0 10px; }
.meals span { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; }
.stop { display: grid; grid-template-columns: 30px 1fr; gap: 8px; cursor: pointer; padding: 6px 4px; border-radius: 8px; }
.stop:hover, .stop.active { background: var(--accent-soft); }
.stop .pin { justify-self: center; }
.stop .name { font-weight: 600; font-size: 14px; }
.stop .sub { font-size: 12px; color: var(--muted); }
.stop .time { font-size: 11px; color: var(--c); font-weight: 600; }
.seg { display: grid; grid-template-columns: 30px 1fr; gap: 8px; align-items: center; }
.seg .ln { justify-self: center; width: 2px; height: 22px; background: var(--line); border-radius: 2px; }
.seg .ln.flight { background: repeating-linear-gradient(to bottom, var(--muted) 0 3px, transparent 3px 6px); }
.seg .txt { font-size: 11px; color: var(--muted); }
.seg .txt b { color: var(--ink); font-weight: 600; }

/* Pins (shared between legend and map) */
.pin {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50% 50% 50% 0; transform: rotate(-45deg);
  background: var(--c, var(--accent)); color: #fff; font-weight: 700; font-size: 12px;
  border: 2px solid #fff; box-shadow: 0 2px 6px rgba(0,0,0,.3);
}
.pin > span { transform: rotate(45deg); }
.pin-hotel { background: #5b4a8a; }
.pin-airport { background: #4a6b8a; }
.dot {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%; font-size: 12px;
  background: #fff; border: 2px solid var(--gold); box-shadow: 0 1px 4px rgba(0,0,0,.25);
}
.dot-咖啡 { border-color: #8a5a3e; }
.dot-伴手禮 { border-color: #c2418a; }
.dot-溫泉 { border-color: #2f8a86; }
.dot-其他 { border-color: #7a6f68; }
/* 採購地標：方形圓角，跟推薦店家的圓點區分 */
.dot.shopmark { border-radius: 6px; width: 24px; height: 24px; }
.shop-便利商店 { border-color: #2e7d32; }
.shop-超市 { border-color: #1565c0; }
.shop-藥妝 { border-color: #c62828; }
.shop-唐吉訶德 { border-color: #f9a825; background: #fff8e1; }
.shop-地酒, .dot-地酒 { border-color: #6a4c93; }
.shop.far { opacity: .85; }
.far-toggle { display: block; width: 100%; margin: 6px 0 2px; border: 1px dashed var(--line); background: var(--bg); border-radius: 8px; padding: 6px; font-size: 12px; color: var(--muted); }
.far-toggle:hover { color: var(--accent); border-color: var(--accent); }
.shopnote { background: #fff4d6; border: 1px solid #f0d9a0; border-radius: 10px; padding: 8px 12px; font-size: 13px; margin: 8px 0; }
.shop .dist { font-size: 11px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.legend { position: absolute; left: 10px; bottom: 10px; z-index: 500; background: rgba(255,255,255,.92); border-radius: 10px; padding: 8px 12px; font-size: 12px; box-shadow: var(--shadow); }
.legend-row { display: flex; align-items: center; gap: 8px; margin: 4px 0; }
.legend-toggle { display: none; border: 0; background: transparent; padding: 0; font-size: 12px; color: var(--accent); font-weight: 600; }
.legend .lg { flex-shrink: 0; }
.legend .pin { width: 22px; height: 22px; font-size: 10px; }
.legend .pin-spot { --c: var(--d1); }
.legend .line { width: 22px; height: 0; border-top: 3px solid var(--accent); opacity: .8; }

/* Leaflet marker containers must not clip */
.leaflet-div-icon { background: transparent; border: 0; }
.marker-pin { position: relative; }
.marker-pin .pin { position: absolute; left: -13px; top: -26px; }
.marker-dot .dot { position: absolute; left: -11px; top: -11px; }
.marker-pin.focus .pin { transform: rotate(-45deg) scale(1.35); box-shadow: 0 0 0 4px rgba(178,58,43,.35), 0 3px 10px rgba(0,0,0,.4); animation: bounce .6s ease-out; }
.marker-dot.focus .dot { transform: scale(1.4); box-shadow: 0 0 0 5px rgba(201,138,43,.35), 0 2px 8px rgba(0,0,0,.35); animation: pulse 1.2s ease-out 2; }
.marker-pin.focus, .marker-dot.focus { z-index: 1000 !important; }
@keyframes bounce { 0% { transform: rotate(-45deg) scale(1.35) translate(0,0); } 40% { transform: rotate(-45deg) scale(1.35) translate(-10px,-10px); } 100% { transform: rotate(-45deg) scale(1.35) translate(0,0); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(201,138,43,.6); } 100% { box-shadow: 0 0 0 16px rgba(201,138,43,0); } }
.shop.active { background: var(--accent-soft); }
.leaflet-popup-content { margin: 10px 12px; font-size: 13px; }
.leaflet-popup-content b { display: block; font-size: 14px; }
.leaflet-popup-content .pop-actions { margin-top: 6px; display: flex; gap: 8px; }
.leaflet-popup-content .pop-actions a, .leaflet-popup-content .pop-actions button { font-size: 12px; }
.leaflet-popup-content .rate { color: var(--gold); font-weight: 700; }

/* Detail drawer */
.detail {
  position: fixed; left: 0; top: calc(var(--topbar-h) + var(--daybar-h)); bottom: 0; width: 400px; max-width: 100%;
  background: var(--panel); box-shadow: var(--shadow); z-index: 880; overflow-y: auto; padding: 18px 18px 40px;
  border-right: 1px solid var(--line);
}
.detail.in { animation: slideIn .3s ease-out; }
@keyframes slideIn { from { transform: translateX(-24px); opacity: 0; } to { transform: none; opacity: 1; } }
.photo { margin: -18px -18px 12px; position: relative; }
.photo img { display: block; width: 100%; height: 200px; object-fit: cover; background: var(--line); }
.photo figcaption { position: absolute; right: 0; bottom: 0; font-size: 10px; color: #fff; background: rgba(0,0,0,.45); padding: 2px 8px; border-top-left-radius: 6px; max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.photo figcaption a { color: #fff; text-decoration: none; }
.sheet-toggle { display: none; }
.detail-close { position: absolute; right: 12px; top: 12px; z-index: 2; border: 0; background: rgba(255,255,255,.9); width: 32px; height: 32px; border-radius: 50%; }
.detail h2 { margin: 6px 40px 2px 0; font-size: 20px; line-height: 1.25; }
.detail .ja { font-size: 13px; color: var(--muted); margin: 0 0 10px; }
.detail .badge { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); margin-right: 6px; }
.detail .badge.warn { background: #fff4d6; color: #8a5a00; }
.detail p { margin: 8px 0; font-size: 14px; }
.detail h3 { font-size: 14px; margin: 16px 0 6px; padding-bottom: 4px; border-bottom: 1px solid var(--line); }
.detail ul { padding-left: 18px; margin: 6px 0; font-size: 13px; }
.detail li { margin: 4px 0; }
.detail .actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; }
.weather { display: flex; gap: 10px; align-items: center; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; font-size: 13px; }
.weather .ico { font-size: 26px; }
.weather small { display: block; color: var(--muted); font-size: 11px; }
.shop { display: grid; grid-template-columns: 26px 1fr; gap: 8px; padding: 8px 6px; border-radius: 8px; cursor: pointer; }
.shop:hover { background: var(--accent-soft); }
.shop .nm { font-weight: 600; font-size: 13px; }
.shop .nm .rate { color: var(--gold); font-size: 12px; margin-left: 6px; }
.shop .nt { font-size: 12px; color: var(--muted); }
.shop .lk { font-size: 12px; }

/* Info drawer */
.drawer {
  position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(720px, 94vw); max-height: 86vh; overflow-y: auto;
  background: var(--panel); border-radius: var(--radius); box-shadow: var(--shadow); z-index: 1000; padding: 18px;
}
.drawer-head { display: flex; justify-content: space-between; align-items: center; }
.drawer-head h2 { margin: 0; font-size: 18px; }
.drawer-head .detail-close { position: static; }
.backdrop { position: fixed; inset: 0; background: rgba(43,36,32,.45); z-index: 990; }
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin-top: 12px; }
.card { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: var(--bg); font-size: 13px; }
.card h4 { margin: 0 0 6px; font-size: 13px; color: var(--accent); }
.card .big { font-size: 16px; font-weight: 700; }
.card a { text-decoration: none; }
.card ul { margin: 0; padding-left: 16px; }

/* 紅葉・即時影像 */
.fol-badge { display: inline-block; font-size: 11px; font-weight: 600; color: var(--fc); background: color-mix(in srgb, var(--fc) 12%, white); border: 1px solid color-mix(in srgb, var(--fc) 40%, white); border-radius: 999px; padding: 0 8px; white-space: nowrap; }
.fol-bar { display: inline-flex; gap: 2px; vertical-align: middle; }
.fol-bar i { width: 10px; height: 6px; border-radius: 2px; background: var(--line); }
.fol-bar i.on { background: var(--fc); }
.fol-box, .cam-box { border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; margin: 10px 0; background: #fffdf8; }
.fol-head { font-weight: 700; font-size: 13px; margin-bottom: 4px; }
.fol-head small { font-weight: 400; color: var(--muted); margin-left: 6px; }
.fol-row { display: flex; flex-direction: column; gap: 4px; font-size: 13px; padding: 6px 0; border-top: 1px dashed var(--line); }
.fol-row:first-of-type { border-top: 0; }
.fol-right { display: inline-flex; gap: 6px; align-items: center; flex-shrink: 0; font-size: 12px; }
.cam-link { display: block; text-decoration: none; padding: 5px 0; border-top: 1px dashed var(--line); font-size: 13px; }
.cam-link:first-of-type { border-top: 0; }
.cam-link small { display: block; color: var(--muted); font-size: 11px; }
.cam-dot { font-size: 11px; }
.fol-ov { padding: 6px 0; border-top: 1px solid var(--line); }
.fol-ov:first-child { border-top: 0; }
.fol-line { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; padding: 2px 0 2px 10px; flex-wrap: wrap; }
#btn-foliage { white-space: nowrap; }
@media (max-width: 860px) { .topbar-actions .lbl { display: none; } .topbar-actions .btn { padding: 5px 9px; font-size: 15px; } }

/* 天氣總覽 */
.wx-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 12px 0; }
.wx-summary .card .big { font-size: 20px; }
.wx-day { border: 1px solid var(--line); border-radius: 12px; margin: 10px 0; overflow: hidden; }
.wx-day-head { display: grid; grid-template-columns: 64px 44px 1fr auto; gap: 10px; align-items: center; padding: 10px 14px; background: var(--bg); border-left: 5px solid var(--c); }
.wx-day-head .d { font-weight: 700; color: var(--c); line-height: 1.2; }
.wx-day-head .d small { display: block; font-weight: 400; color: var(--muted); font-size: 11px; }
.wx-day-head .ico { font-size: 28px; text-align: center; }
.wx-day-head .t { font-size: 14px; }
.wx-day-head .t b { font-size: 18px; }
.wx-day-head .t .rng { color: var(--muted); font-size: 12px; margin-left: 6px; }
.wx-day-head .rain { font-size: 13px; white-space: nowrap; }
.wx-day-head .rain.hi { color: #1565c0; font-weight: 700; }
.wx-tip { padding: 8px 14px; font-size: 13px; background: #fff; border-top: 1px dashed var(--line); }
.wx-tip .tag { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 1px 9px; font-size: 12px; margin: 2px 4px 2px 0; }
.wx-tip .tag.rain { background: #e3f0fb; color: #1565c0; }
.wx-tip .tag.cold { background: #ece6f7; color: #5b4a8a; }
.wx-tip .tag.warn { background: #fff4d6; color: #8a5a00; }
.wx-rows { padding: 4px 14px 10px; }
.wx-row { display: grid; grid-template-columns: 1fr 28px 70px 56px 76px; gap: 8px; align-items: center; font-size: 12px; padding: 4px 0; border-top: 1px solid var(--line); }
.wx-row:first-child { border-top: 0; }
.wx-row .nm { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wx-row .nm small { color: var(--muted); }
.wx-row .ico { text-align: center; font-size: 16px; }
.wx-row .num { text-align: right; font-variant-numeric: tabular-nums; }
.wx-legend { font-size: 11px; color: var(--muted); margin-top: 8px; }
@media (max-width: 860px) {
  .wx-day-head { grid-template-columns: 56px 36px 1fr; }
  .wx-day-head .rain { grid-column: 3; justify-self: start; }
  .wx-row { grid-template-columns: 1fr 24px 64px 48px; }
  .wx-row .wind { display: none; }
  #btn-weather { padding: 5px 8px; }
}

.foot { font-size: 11px; padding: 8px 16px; text-align: center; }

/* Mobile */
@media (max-width: 860px) {
  .brand h1 { font-size: 15px; }
  .topbar-actions .btn { padding: 5px 10px; font-size: 12px; }
  #source-link { display: none; }
  .brand p { white-space: nowrap; }
  .layout { grid-template-columns: 1fr; grid-template-rows: 46vh auto; height: auto; }
  .map-wrap { order: -1; height: 46vh; position: sticky; top: calc(var(--topbar-h) + var(--daybar-h)); z-index: 1; }
  .panel { border-right: 0; border-top: 1px solid var(--line); min-height: 50vh; }
  .legend { font-size: 11px; padding: 6px 8px; }
  .legend-row { margin: 2px 0; }
  .legend:not(.open) .legend-row { display: none; }
  .legend-toggle { display: inline-block; }
  /* 手機：介紹面板是底部抽屜，預設只佔 40vh，讓上方地圖保持可見；可展開到 88vh */
  .detail { top: auto; bottom: 0; width: 100%; max-height: 40vh; border-radius: 16px 16px 0 0; z-index: 950; padding-top: 34px; transition: max-height .25s ease; }
  .detail.expanded { max-height: 88vh; }
  .detail.in { animation: slideUp .3s ease-out; }
  @keyframes slideUp { from { transform: translateY(40px); opacity: 0; } to { transform: none; opacity: 1; } }
  .sheet-toggle { display: block; position: sticky; top: -34px; margin: -34px -18px 8px; width: calc(100% + 36px); border: 0; border-bottom: 1px solid var(--line); background: var(--panel); padding: 6px 0 8px; font-size: 12px; color: var(--accent); font-weight: 600; z-index: 3; }
  .sheet-toggle::before { content: ""; display: block; width: 36px; height: 4px; border-radius: 2px; background: var(--line); margin: 0 auto 4px; }
  .photo { margin: 0 -18px 12px; border-radius: 0; overflow: hidden; }
  .photo img { height: 120px; }
  .detail.expanded .photo img { height: 180px; }
  .detail h2 { font-size: 17px; }
  .layer-toggle span { display: none; }
}