/* みぎひだりナビ
   屋外・日差しの下で読むためのスタイル。白地に濃紺、矢印は濃紺の地に明るい青。
   角丸なし・直線。個人アプリの流儀（ブルー系・シャープ）に合わせる。 */

:root {
  --navy: #142e4d;
  --ink: #0f1f33;
  --white: #f2f7fc;
  --blue: #4da3ff;
  --blue-deep: #1a5fb4;
  --pale: #a8cdea;
  --line: #c9d7e6;
  --warn: #ff9f1c;
  --danger: #c62828;
  --ok: #2e7d32;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--white); color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans JP", sans-serif; font-size: 17px; line-height: 1.5; }
body { min-height: 100dvh; -webkit-text-size-adjust: 100%; }
[hidden] { display: none !important; }

.screen { max-width: 640px; margin: 0 auto; padding: 12px 12px 40px; }

/* ---- ホーム ---- */
.brand { display: flex; gap: 12px; align-items: center; padding: 8px 4px 14px; }
.brand h1 { margin: 0; font-size: 26px; color: var(--navy); letter-spacing: 0.02em; }
.lead { margin: 2px 0 0; color: #3c5273; font-size: 14px; }

.card { background: #fff; border: 2px solid var(--line); padding: 14px; margin-bottom: 12px; }
.card h2 { margin: 0 0 8px; font-size: 16px; color: var(--navy); }
.label { display: block; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
textarea { width: 100%; font: inherit; font-size: 18px; padding: 10px; border: 2px solid var(--navy); background: #fff; color: var(--ink); resize: vertical; }
textarea:focus { outline: 3px solid var(--blue); outline-offset: 0; }
.row { display: flex; gap: 10px; margin-top: 10px; }
.row .btn { flex: 1; }

.btn { font: inherit; font-size: 18px; font-weight: 700; min-height: 56px; padding: 10px 16px; border: 2px solid var(--navy); cursor: pointer; }
.btn.primary { background: var(--navy); color: #fff; }
.btn.secondary { background: #fff; color: var(--navy); }
.btn.danger { background: #fff; color: var(--danger); border-color: var(--danger); min-height: 48px; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: default; }

.hint { color: #4a5f7a; font-size: 14px; margin: 8px 0 0; }
.msg { margin: 10px 0 0; padding: 10px 12px; font-size: 16px; font-weight: 700; color: var(--navy); background: #e3eefb; border-left: 6px solid var(--blue-deep); }
.msg.error { color: #5a0000; background: #ffd6d6; border-left-color: var(--danger); }
.notfound { margin: 10px 0 0; padding: 12px; background: #fff4e0; border: 2px solid var(--warn); font-size: 15px; }
.notfound p { margin: 0 0 6px; }
.notfound ol { margin: 0 0 10px; padding-left: 22px; }
.notfound .btn { width: 100%; }
.list { list-style: none; margin: 10px 0 0; padding: 0; }
.list li { display: flex; align-items: stretch; border-top: 1px solid var(--line); }
.list li button.pick { flex: 1; text-align: left; font: inherit; font-size: 17px; padding: 12px 8px; background: none; border: 0; color: var(--ink); cursor: pointer; min-height: 56px; }
.list li button.pick small { display: block; color: #4a5f7a; font-size: 13px; }
.list li button.del { font: inherit; font-size: 20px; width: 48px; background: none; border: 0; color: #7a8ea6; cursor: pointer; }
.toggle { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 16px; }
.toggle input { width: 24px; height: 24px; accent-color: var(--navy); }
.how ol { margin: 0; padding-left: 22px; }
.how li { margin-bottom: 6px; }
.foot { color: #7a8ea6; font-size: 12px; text-align: center; margin-top: 8px; }

/* ---- ナビ ---- */
#nav { padding: 0; max-width: none; display: flex; flex-direction: column; height: 100dvh; }
.topbar { display: flex; align-items: center; gap: 8px; padding: 8px 10px; background: #fff; border-bottom: 2px solid var(--line); }
.dest-name { flex: 1; font-weight: 700; color: var(--navy); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 16px; }

.guide { background: var(--navy); color: var(--white); padding: 12px 12px 14px; display: grid; grid-template-columns: 150px 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; }
.arrow-wrap { grid-row: 1 / 3; width: 150px; height: 150px; display: flex; align-items: center; justify-content: center; }
.arrow { width: 140px; height: 140px; fill: var(--blue); transition: transform 0.25s ease-out; will-change: transform; }
.arrow.off { fill: var(--warn); }
.arrow.arrived { fill: #7ee787; }
.phrase { font-size: 42px; font-weight: 900; line-height: 1.1; letter-spacing: 0.02em; }
.next { display: flex; flex-direction: column; margin-top: 6px; }
.next-dist { font-size: 22px; font-weight: 700; color: var(--pale); }
.next-text { font-size: 14px; color: var(--pale); opacity: 0.95; }

.map-frame { position: relative; flex: 1; min-height: 200px; overflow: hidden; background: #dde6ef; }
#map { position: absolute; left: 50%; top: 50%; width: 170vmax; height: 170vmax; max-width: 1400px; max-height: 1400px; transform: translate(-50%, -50%) rotate(0deg); transform-origin: center center; will-change: transform; }
.map-credit { position: absolute; right: 4px; bottom: 2px; font-size: 10px; color: #3c5273; background: rgba(255,255,255,0.8); padding: 1px 4px; }
.leaflet-container { background: #dde6ef; }
.me-icon { width: 34px; height: 34px; }
.me-icon svg { width: 34px; height: 34px; display: block; }

.statusbar { display: flex; flex-wrap: wrap; gap: 4px 14px; padding: 6px 10px; font-size: 13px; color: #3c5273; background: #fff; border-top: 2px solid var(--line); }
.statusbar .bad { color: var(--danger); font-weight: 700; }
.statusbar .good { color: var(--ok); }

.banner { position: fixed; left: 0; right: 0; bottom: 56px; margin: 0 10px; padding: 10px 12px; background: var(--warn); color: #1b1300; font-weight: 700; border: 2px solid #b36b00; }
.banner.error { background: #ffd6d6; color: #5a0000; border-color: var(--danger); }
.banner.ok { background: #d8f5dc; color: #0b3d13; border-color: var(--ok); }

/* ---- デモ ---- */
.demo { position: fixed; top: 6px; right: 6px; z-index: 1000; background: rgba(255,255,255,0.95); border: 2px dashed var(--blue-deep); padding: 6px 8px; font-size: 12px; display: flex; flex-direction: column; gap: 4px; max-width: 180px; }
.demo button { font: inherit; font-size: 12px; padding: 4px 6px; }

@media (max-width: 360px) {
  .guide { grid-template-columns: 120px 1fr; }
  .arrow-wrap { width: 120px; height: 120px; }
  .arrow { width: 110px; height: 110px; }
  .phrase { font-size: 34px; }
}