/* TDR混雑予想 公開サイト */
:root {
  --bg: #f6f7fb; --card: #fff; --text: #1f2437; --muted: #6b7280; --border: #e3e6ef;
  --primary: #3b57c4; --primary-dark: #2c419a; --sun: #d9534f; --sat: #3b7dd8;
  --lv1: #4caf50; --lv2: #9ccc4e; --lv3: #f5b83d; --lv35: #f49c3c; --lv4: #f2803c; --lv5: #e05555;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif; line-height: 1.6; font-size: 15px; }
a { color: var(--primary); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
h1, h2, h3 { margin: 0; line-height: 1.3; }
button { font-family: inherit; cursor: pointer; }

/* ヘッダー */
.top { background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
.top-inner { display: flex; align-items: center; justify-content: space-between; height: 52px; }
.brand { font-weight: 800; color: var(--text); text-decoration: none; font-size: 17px; white-space: nowrap; }
.top-nav { display: flex; gap: 14px; }
.top-nav a { color: var(--muted); text-decoration: none; font-size: 13px; }
.top-nav a:hover { color: var(--primary); }

/* ヒーロー */
.hero { padding: 26px 0 10px; }
.hero h1 { font-size: 24px; }
.lead { color: var(--muted); font-size: 14px; margin: 8px 0 16px; }
.hero-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.hcard { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; }
.hcard .hc-date { font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.hcard .hc-when { font-size: 12px; color: var(--muted); font-weight: 400; }
.hcard .hc-wx { font-size: 13px; color: var(--muted); margin: 2px 0 10px; }
.hcard .hc-parks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hpark { display: flex; flex-direction: column; gap: 4px; }
.hpark .hp-name { font-size: 12px; color: var(--muted); }
.lvchip { display: inline-flex; align-items: center; gap: 6px; color: #fff; border-radius: 10px; padding: 6px 12px; font-weight: 800; font-size: 18px; line-height: 1; }
.lvchip small { font-size: 12px; font-weight: 700; }
.lvchip.none { background: var(--border); color: var(--muted); font-size: 13px; font-weight: 600; }
.caveat { font-size: 12px; color: #b3541e; background: #fff3e6; border-radius: 6px; padding: 1px 8px; display: inline-block; }
.updated { font-size: 12px; color: var(--muted); margin: 12px 0 0; }

/* セクション */
.sec { padding: 26px 0 8px; }
.sec h2 { font-size: 19px; margin-bottom: 12px; }
.sec-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.park-switch { display: flex; gap: 6px; }
.park-switch button { border: 1px solid var(--border); background: var(--card); border-radius: 20px; padding: 6px 12px; font-size: 13px; color: var(--text); }
.park-switch button.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.legend { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0; }
.legend .lv { font-size: 11px; padding: 2px 9px; border-radius: 10px; color: #fff; font-weight: 700; }
.lv1 { background: var(--lv1); } .lv2 { background: var(--lv2); } .lv3 { background: var(--lv3); } .lv3_5 { background: var(--lv35); } .lv4 { background: var(--lv4); } .lv5 { background: var(--lv5); }

/* カレンダー */
.cal-nav { display: flex; align-items: center; justify-content: center; gap: 14px; margin: 6px 0 10px; }
.cal-nav h3 { font-size: 18px; min-width: 130px; text-align: center; }
.cal-nav button { border: 1px solid var(--border); background: var(--card); border-radius: 8px; width: 36px; height: 32px; font-size: 13px; }
.cal-nav button:disabled { opacity: .35; cursor: default; }
.cal-weekdays, .cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.cal-weekdays div { text-align: center; font-size: 12px; color: var(--muted); font-weight: 700; }
.cal-weekdays .sun { color: var(--sun); } .cal-weekdays .sat { color: var(--sat); }
.cell { background: var(--card); border: 1px solid var(--border); border-radius: 10px; min-height: 84px; padding: 6px 6px 5px; display: flex; flex-direction: column; gap: 3px; min-width: 0; overflow: hidden; cursor: pointer; }
.cell.empty { background: transparent; border: none; cursor: default; }
.cell.today { border: 2px solid var(--primary); }
.cell.past { opacity: .75; }
.cell .d { font-size: 13px; font-weight: 700; display: flex; align-items: center; gap: 4px; }
.cell.sun .d, .cell.holiday .d { color: var(--sun); } .cell.sat .d { color: var(--sat); }
.cell .d .wx { font-size: 12px; font-weight: 400; }
.cell .d .cv { font-size: 11px; color: #d97a1e; margin-left: auto; }
.cell .hol { font-size: 10px; color: var(--sun); line-height: 1.2; }
.cell .temps { font-size: 10px; color: var(--muted); }
.cell .temps .hi { color: var(--sun); } .cell .temps .lo { color: var(--sat); }
.cell .chips { display: flex; flex-direction: column; gap: 3px; margin-top: auto; }
.chip { display: inline-flex; align-items: center; gap: 3px; color: #fff; border-radius: 6px; padding: 1px 6px; font-size: 11px; font-weight: 700; white-space: nowrap; line-height: 1.5; }
.chip .w { font-weight: 600; font-size: 10px; }
.chip.none { background: #eceef5; color: var(--muted); font-weight: 600; }
.chip.single { font-size: 13px; padding: 3px 8px; }
.note { font-size: 12px; color: var(--muted); margin: 10px 0 0; }

/* 2週間リスト */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--border); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
th { background: #fafbfe; color: var(--muted); font-size: 12px; white-space: nowrap; }
tr:last-child td { border-bottom: none; }
tr.today td { background: #eef2ff; }
td.date { white-space: nowrap; font-weight: 700; }
td.date .dow { font-weight: 400; color: var(--muted); font-size: 12px; }
td.date.sun, td.date.sun .dow { color: var(--sun); } td.date.sat, td.date.sat .dow { color: var(--sat); }
td.wx { white-space: nowrap; font-size: 12px; color: var(--muted); }
td.memo { font-size: 12px; color: var(--muted); }
td.memo .ev { display: inline-block; background: #eef0fb; color: var(--primary-dark); border-radius: 4px; padding: 0 6px; margin: 1px 4px 1px 0; font-size: 11px; }
td.memo .ev.cn, .lc-memo .ev.cn { background: #fff3e6; color: #b3541e; }
.lvbadge { display: inline-block; color: #fff; border-radius: 8px; padding: 2px 9px; font-weight: 700; font-size: 12px; white-space: nowrap; }
.lvbadge.none { background: #eceef5; color: var(--muted); }

/* スマホ用カード(2週間) */
.list-cards { display: none; }
.lcard { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px; margin-bottom: 8px; }
.lcard.today { border-color: var(--primary); background: #f3f5ff; }
.lc-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.lc-date { font-weight: 700; font-size: 15px; }
.lc-date.sun { color: var(--sun); } .lc-date.sat { color: var(--sat); }
.lc-wx { font-size: 12px; color: var(--muted); }
.lc-wx .hi { color: var(--sun); } .lc-wx .lo { color: var(--sat); }
.lc-parks { display: flex; gap: 14px; margin: 6px 0 2px; font-size: 14px; }
.lc-memo { margin-top: 6px; font-size: 12px; color: var(--muted); }
.lc-memo .ev { display: inline-block; background: #eef0fb; color: var(--primary-dark); border-radius: 4px; padding: 0 6px; margin: 2px 4px 0 0; font-size: 11px; }

/* イベント */
.event-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.event-list li { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.event-list .tag { font-size: 11px; padding: 1px 8px; border-radius: 8px; background: #eef0fb; color: var(--primary-dark); white-space: nowrap; }
.event-list .tag.on { background: var(--lv1); color: #fff; }
.event-list .tag.goods { background: #fff3e6; color: #b3541e; }
.event-list .period { color: var(--muted); font-size: 12px; margin-left: auto; white-space: nowrap; }

/* について */
.about ul { margin: 0; padding-left: 20px; color: #374151; font-size: 14px; }
.about li { margin-bottom: 6px; }
.foot { margin-top: 30px; padding: 18px 0; border-top: 1px solid var(--border); color: var(--muted); font-size: 12px; text-align: center; }

/* モーダル */
.modal-bg { position: fixed; inset: 0; background: rgba(20, 24, 40, .45); display: flex; align-items: flex-end; justify-content: center; z-index: 50; }
.modal-bg[hidden] { display: none; }
.modal { background: var(--card); border-radius: 16px 16px 0 0; width: 100%; max-width: 520px; padding: 16px 18px 24px; max-height: 85vh; overflow: auto; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.modal-head h3 { font-size: 16px; }
.modal-head button { border: none; background: transparent; font-size: 18px; }
.dm-row { display: flex; align-items: center; gap: 10px; margin: 8px 0; font-size: 14px; }
.dm-row .k { color: var(--muted); font-size: 12px; min-width: 64px; }
@media (min-width: 640px) { .modal-bg { align-items: center; } .modal { border-radius: 16px; } }

/* レスポンシブ */
@media (max-width: 640px) {
  body { font-size: 14px; }
  .hero h1 { font-size: 20px; }
  .top-nav { gap: 10px; } .top-nav a { font-size: 12px; }
  .cal-weekdays, .cal { gap: 3px; }
  .cell { min-height: 74px; padding: 4px 4px 4px; border-radius: 8px; }
  .cell .d { font-size: 12px; } .cell .temps { display: none; }
  .chip { font-size: 10px; padding: 1px 4px; } .chip .w { display: none; }
  .chip.single { font-size: 12px; padding: 2px 6px; } .chip.single .w { display: inline; }
  th, td { padding: 8px 8px; }
  .top-nav { display: none; }
  #list .table-wrap { display: none; }
  .list-cards { display: block; }
  .event-list li { font-size: 13px; }
  .event-list .period { margin-left: 0; width: 100%; }
}

/* 営業時間・料金 */
.ops { font-size: 12px; color: var(--muted); white-space: nowrap; }
.ops.short, .short { color: #b3541e; font-weight: 700; }
.cell-ops-wrap { overflow: hidden; }
.cell-ops { font-size: 10px; color: var(--muted); white-space: nowrap; }
.cell-ops.short { color: #b3541e; font-weight: 700; }
td.ops-cell { white-space: nowrap; }
.lc-ops { font-size: 12px; margin-top: 2px; }
@media (max-width: 640px) { .cell-ops-wrap { display: none; } }