* { box-sizing: border-box; }
:root {
  --accent: #2f7d4f;
  --ink: #222;
  --tabbar-h: 62px;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: #f3f5f3;
  line-height: 1.6;
  /* 下部タブバーに末尾の内容が隠れないよう余白を確保 */
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px) + 20px);
  -webkit-tap-highlight-color: transparent;
}
main, .site-footer { max-width: 880px; margin: 0 auto; padding: 0 14px; }

/* アプリバー風ヘッダー */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid #e6e9e6;
}
.bar-inner { max-width: 880px; margin: 0 auto; padding: 12px 14px; }
.site-header h1 { font-size: 1.12rem; margin: 0; letter-spacing: .02em; }
.lead { margin: 12px 0 2px; color: #5a625c; font-size: .9rem; }
h2 { font-size: 1.15rem; margin: 22px 0 6px; }
[hidden] { display: none !important; }

/* 下部固定タブバー（ボトムナビゲーション） */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: flex;
  background: rgba(255, 255, 255, .96);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-top: 1px solid #e2e6e2;
  box-shadow: 0 -2px 14px rgba(0, 0, 0, .06);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.tabbar-btn {
  flex: 1; height: var(--tabbar-h);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  background: none; border: 0; cursor: pointer;
  color: #8a918b; font-size: .78rem; font-weight: 600; font-family: inherit;
  padding: 6px 0 4px;
}
.tabbar-btn svg { width: 25px; height: 25px; display: block; }
.tabbar-btn.active { color: var(--accent); }
.tabbar-btn:active { opacity: .7; }

/* 絞り込み */
.search-btn {
  width: 100%; margin-top: 12px; padding: 13px;
  font-size: 1.12rem; font-weight: 700;
  background: var(--ink); color: #fff; border: 0; border-radius: 12px; cursor: pointer;
}
.search-btn:active { opacity: .85; }
.filters {
  background: #fff; border: 1px solid #e6e9e6; border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05), 0 6px 18px rgba(0, 0, 0, .04);
  padding: 14px; margin-top: 12px;
}
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.filter-row label { font-size: .85rem; color: #555; display: flex; flex-direction: column; gap: 2px; flex: 1 1 140px; }
.filters input[type="search"], .filters select {
  font-size: 1rem; padding: 9px; border: 1px solid #cfd4cf; border-radius: 10px; width: 100%;
  background: #fff; color: var(--ink);
}
.checks { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.checks legend { font-size: .85rem; color: #555; padding: 0; margin-bottom: 4px; }
.checks label { font-size: .95rem; display: flex; align-items: center; gap: 4px; }
.checks input { width: 18px; height: 18px; }
.legend { font-size: .8rem; color: #666; margin: 10px 0 0; }
.count { font-size: .9rem; color: #444; margin: 6px 0 0; }
.error { background: #fdecea; border: 1px solid #e5a19c; color: #7a1f16; border-radius: 10px; padding: 8px 10px; font-size: .9rem; }

/* ランキング（Tier表） */
.ranking-title { margin-top: 14px; }
.ranking-note { font-size: .85rem; color: #666; margin: 0 0 8px; }
.tier-table { display: flex; flex-direction: column; gap: 10px; margin-bottom: 6px; }
.tier-row {
  display: flex; align-items: stretch;
  background: #fff; border: 1px solid #e6e9e6; border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05), 0 6px 18px rgba(0, 0, 0, .04);
  overflow: hidden;
}
.tier-label {
  flex: 0 0 50px; display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem; font-weight: 800; color: #fff;
}
.tier-s { background: #ef4444; }
.tier-a { background: #f97316; }
.tier-b { background: #eab308; color: #5f4b00; }
.tier-c { background: #22c55e; }
.tier-d { background: #64748b; }
.tier-items {
  flex: 1; min-width: 0; display: flex; gap: 10px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  padding: 10px; scrollbar-width: none;
}
.tier-items::-webkit-scrollbar { display: none; }
.tier-item {
  flex: 0 0 auto; width: 78px; padding: 0;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  background: none; border: 0; cursor: pointer; font-family: inherit; color: var(--ink);
}
.tier-item:active { opacity: .7; }
.tier-item img { width: 64px; height: 64px; object-fit: cover; border-radius: 12px; background: #eef1ee; }
.tier-item span {
  font-size: .68rem; line-height: 1.3; text-align: center;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* マップ */
#map {
  position: relative; z-index: 0;
  height: 62vh; min-height: 320px;
  border: 1px solid #e6e9e6; border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05), 0 6px 18px rgba(0, 0, 0, .04);
  margin: 10px 0;
}
.locate-btn {
  width: 100%; padding: 12px;
  font-size: 1.02rem; font-weight: 700; font-family: inherit;
  background: var(--accent); color: #fff; border: 0; border-radius: 12px; cursor: pointer;
}
.locate-btn:active { opacity: .85; }
.map-msg { font-size: .9rem; color: #444; margin: 8px 0 0; min-height: 1.2em; }
.pop { font-size: .9rem; line-height: 1.5; }
.pop-goto {
  margin-top: 6px; padding: 6px 12px;
  font-size: .85rem; font-weight: 700; font-family: inherit;
  background: var(--accent); color: #fff; border: 0; border-radius: 8px; cursor: pointer;
}

/* 公園カード */
.park {
  background: #fff; border: 1px solid #e6e9e6; border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05), 0 6px 18px rgba(0, 0, 0, .04);
  padding: 12px; margin: 12px 0;
  scroll-margin-top: 64px;
}
.park.flash { outline: 3px solid #f2c14e; outline-offset: 2px; }
.park-top { display: flex; gap: 12px; align-items: flex-start; }
.park-thumb { flex: 0 0 auto; margin: 0; width: 104px; }
.park-thumb img {
  width: 104px; height: 104px; object-fit: cover;
  border-radius: 12px; display: block;
}
.park-thumb figcaption { font-size: .62rem; color: #9aa19c; margin-top: 3px; line-height: 1.3; }
.park-head { min-width: 0; flex: 1; }
.park-head h3 { margin: 0 0 2px; font-size: 1.05rem; line-height: 1.4; }
.park .place { color: #4c554e; font-size: .86rem; font-weight: 600; margin: 0; }
.park .addr { color: #7c847e; font-size: .8rem; margin: 1px 0 0; line-height: 1.45; }
.park .rank-badge {
  display: inline-block; background: var(--accent); color: #fff; font-size: .72rem; font-weight: 700;
  border-radius: 999px; padding: 1px 8px; margin-left: 6px; vertical-align: middle; white-space: nowrap;
}
/* 施設情報チップ（横スクロール） */
.chips {
  display: flex; gap: 6px; margin: 10px -2px 2px; padding: 2px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; white-space: nowrap;
  display: inline-flex; align-items: baseline; gap: 5px;
  font-size: .82rem; line-height: 1.5;
  border: 1px solid #dfe7e1; border-radius: 999px; padding: 3px 10px;
  background: #eef5f0;
}
.chip .k { color: #5d6a60; font-size: .78rem; }
.chip .v-yes { font-weight: 700; color: var(--ink); }
.chip .v-no { color: #a3aaa5; }
.chip .v-unknown { color: #9aa19c; }
.chip.is-unknown { background: #f2f2f2; border-color: #e6e6e6; }
.chip.is-no { background: #f7f7f7; border-color: #e9e9e9; opacity: .75; }
.features {
  margin: 6px 0 4px; font-size: .86rem; color: #444;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.caution {
  margin: 0 0 4px; font-size: .82rem; color: #8a5a00; background: #fff7e0; border-radius: 8px; padding: 4px 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.park-links { font-size: .84rem; display: flex; gap: 16px; margin-top: 4px; }
.park-links a { color: var(--accent); font-weight: 600; text-decoration: none; }
.source-link { color: #98a09b !important; font-weight: 400 !important; }

.site-footer { color: #777; font-size: .8rem; padding-top: 8px; }