/* ============================================================
   とやまきてきて空港：スタイルシート
   カラーテーマ：
   - 青空ブルー / 立山ホワイト / 富山湾ディープブルー / 自然グリーン
   - CTAと案内アクセントは空色ブルー
============================================================ */

:root {
  /* カラーパレット */
  --sky: #2b8fd6;          /* 青空ブルー（メイン） */
  --sky-light: #e8f4fc;    /* 淡い空色（背景） */
  --deep: #0f3a5f;         /* 富山湾ディープブルー（見出し・フッター） */
  --green: #3a9e6e;        /* 自然グリーン（アクセント） */
  --green-light: #e7f5ee;
  --accent: #159bc8;       /* 空色ブルー */
  --accent-dark: #087da8;
  --white: #ffffff;
  --text: #23313d;         /* 本文（コントラスト確保） */
  --text-sub: #5a6b78;
  --border: #d7e3ec;
  --danger: #c0392b;       /* エラー表示 */

  /* レイアウト */
  --header-h: 64px;
  --radius: 14px;
  --shadow: 0 4px 20px rgba(15, 58, 95, 0.10);
  --font: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans",
          "Yu Gothic UI", "Meiryo", system-ui, sans-serif;
}

/* ---------- リセット・基礎 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  /* 固定ヘッダー分だけアンカー位置をずらす */
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--sky); }
a:hover { color: var(--deep); }

/* キーボードフォーカスを明確に表示 */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 動きを減らす設定のユーザーにはアニメーションを止める */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* hidden属性を確実に効かせる（display指定のある要素にも適用） */
[hidden] { display: none !important; }

/* スクリーンリーダー専用テキスト */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* スキップリンク（フォーカス時のみ表示） */
.skip-link {
  position: absolute; left: 8px; top: -48px; z-index: 200;
  background: var(--deep); color: var(--white);
  padding: 10px 18px; border-radius: 0 0 8px 8px;
  text-decoration: none; transition: top 0.2s;
}
.skip-link:focus { top: 0; color: var(--white); }

/* ---------- ボタン共通 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px;                 /* タップ領域を確保 */
  padding: 12px 28px;
  border: none; border-radius: 999px;
  font-family: inherit; font-size: 1rem; font-weight: 700;
  text-decoration: none; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--accent); color: var(--white);
  box-shadow: 0 4px 14px rgba(239, 127, 26, 0.35);
}
.btn-primary:hover { background: var(--accent-dark); color: var(--white); }
.btn-secondary {
  background: var(--white); color: var(--deep);
  border: 2px solid var(--deep);
}
.btn-secondary:hover { background: var(--sky-light); color: var(--deep); }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ============================================================
   1. ヘッダー
============================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  transition: box-shadow 0.2s;
}
.site-header.is-scrolled { box-shadow: 0 2px 12px rgba(15, 58, 95, 0.12); }

.header-inner {
  max-width: 1120px; height: 100%; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}

.site-logo {
  font-size: 1.15rem; font-weight: 900; color: var(--deep);
  text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
  white-space: nowrap;
}
.logo-mark {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--sky); color: var(--white); font-size: 1rem;
}

.global-nav ul {
  display: flex; align-items: center; gap: 4px; list-style: none;
}
.global-nav a {
  display: inline-flex; align-items: center;
  min-height: 44px; padding: 8px 14px;
  color: var(--text); text-decoration: none;
  font-weight: 500; border-radius: 8px;
}
.global-nav a:hover { background: var(--sky-light); color: var(--deep); }
.global-nav .nav-cta {
  background: var(--accent); color: var(--white); font-weight: 700;
  border-radius: 999px; padding: 8px 20px; margin-left: 8px;
}
.global-nav .nav-cta:hover { background: var(--accent-dark); color: var(--white); }

/* ハンバーガーボタン（モバイルのみ） */
.nav-toggle {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 48px; height: 48px;
  background: none; border: none; cursor: pointer; padding: 12px;
}
.nav-toggle-bar {
  display: block; width: 24px; height: 3px; border-radius: 2px;
  background: var(--deep); transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ============================================================
   2. メインビジュアル
============================================================ */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 48px) 20px 0;
  min-height: 620px;
  display: flex; align-items: flex-start;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-sky { width: 100%; height: 100%; }

@keyframes plane-fly {
  from { transform: translateX(0); }
  to   { transform: translateX(28px); }
}
.hero-plane { animation: plane-fly 5s ease-in-out infinite alternate; }

.hero-content {
  max-width: 1120px; margin: 0 auto; width: 100%;
  padding-bottom: 100px;
}

.unofficial-badge {
  display: inline-block;
  background: var(--deep); color: var(--white);
  font-size: 0.85rem; font-weight: 500;
  padding: 6px 16px; border-radius: 999px;
  margin-bottom: 24px;
}
.unofficial-badge strong { color: #ffd98a; }

.hero-title {
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  font-weight: 900; color: var(--deep);
  line-height: 1.3; letter-spacing: 0.02em;
  text-shadow: 0 2px 12px rgba(255, 255, 255, 0.8);
}
.hero-sub {
  font-size: clamp(1.05rem, 2.4vw, 1.4rem);
  font-weight: 700; color: var(--sky);
  margin-top: 14px;
  text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
}
.hero-note {
  max-width: 560px; margin-top: 18px;
  font-size: 0.95rem; color: var(--text);
  background: rgba(255, 255, 255, 0.78);
  padding: 12px 16px; border-radius: var(--radius);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

/* ============================================================
   セクション共通
============================================================ */
.section { padding: 88px 20px; }
.section-inner { max-width: 1120px; margin: 0 auto; }
.section-inner-narrow { max-width: 760px; }

.section-title {
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 900; color: var(--deep);
  line-height: 1.4; margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.section-icon {
  display: inline-grid; place-items: center;
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--sky-light); font-size: 1.4rem;
  flex-shrink: 0;
}
.section-lead { max-width: 760px; color: var(--text-sub); margin-bottom: 32px; }

.sample-tag {
  display: inline-block;
  background: #fff3e2; color: #8a5200;
  border: 1px solid #f0cf9a;
  font-size: 0.85rem; font-weight: 700;
  padding: 4px 14px; border-radius: 999px;
  margin-bottom: 16px;
}

/* ============================================================
   3. フライトマップ
============================================================ */
.section-map { background: var(--sky-light); }

.map-wrap {
  position: relative;
  z-index: 0; /* Leafletのパネルが固定ヘッダーより手前に出ないよう文脈を閉じる */
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); background: var(--white);
}
.map-badge {
  position: absolute; top: 12px; right: 12px;
  z-index: 1100; /* Leafletコントロール（〜1000）より手前 */
  background: var(--deep); color: var(--white);
  font-size: 0.8rem; font-weight: 700;
  padding: 4px 12px; border-radius: 999px;
  pointer-events: none;
}
.map-frame {
  display: block; width: 100%; height: 500px; border: 0;
  background: var(--sky-light);
}
.map-status {
  font-size: 0.88rem; font-weight: 700; color: var(--deep);
  padding: 10px 16px 0; background: var(--white);
}
.map-legend {
  font-size: 0.82rem; color: var(--text);
  padding: 6px 16px 0; background: var(--white);
}
.map-legend-toy {
  display: inline-grid; place-items: center;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fdecea; color: #d93025; font-size: 0.8rem;
}
.map-caption {
  font-size: 0.8rem; color: var(--text-sub);
  padding: 6px 16px 12px; background: var(--white);
}

/* 公式フライト情報への誘導ボタン */
.map-actions { text-align: center; margin-top: 28px; }
.external-icon { font-size: 0.85em; }
.map-note {
  font-size: 0.85rem; color: var(--text-sub);
  margin-top: 14px; max-width: 560px;
  margin-left: auto; margin-right: auto;
}

/* 航空機マーカー（LeafletのdivIcon） */
.plane-icon { background: none; border: none; }
.plane-icon svg { filter: drop-shadow(0 1px 2px rgba(15, 58, 95, 0.4)); }

/* Leafletのポップアップをサイトのフォントに合わせる */
.leaflet-container { font-family: var(--font); }
.leaflet-popup-content { line-height: 1.7; }

/* ============================================================
   4. 移動時間比較
============================================================ */
.compare-legend {
  display: flex; flex-wrap: wrap; gap: 10px 22px;
  margin-bottom: 14px; font-size: 0.9rem; font-weight: 700;
}
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-icon {
  display: inline-grid; place-items: center;
  width: 28px; height: 28px; border-radius: 50%;
  font-size: 0.9rem;
}
.legend-plane .legend-icon { background: #dff0fb; }
.legend-train .legend-icon { background: var(--green-light); }
.legend-even  .legend-icon { background: #f0f0f0; }
.legend-plane { color: var(--sky); }
.legend-train { color: var(--green); }
.legend-even  { color: var(--text-sub); }

/* --- 小見出し（所要時間でくらべる／運賃でくらべる） --- */
.compare-subtitle {
  font-size: 1.15rem; font-weight: 900; color: var(--deep);
  margin: 0 0 14px;
  padding-left: 12px; border-left: 5px solid var(--sky);
}
.compare-subtitle + .sample-tag { margin-bottom: 14px; }
.compare-disclaimer + .compare-subtitle { margin-top: 48px; }

/* --- 運賃表（金額は折り返し可） --- */
.fare-table { min-width: 720px; }
.fare-table .time-cell { white-space: normal; }
.fare-table tbody th { min-width: 130px; }

/* --- 方向切り替えタブ --- */
.compare-tabs {
  display: inline-flex; gap: 6px;
  background: #eef3f7; border-radius: 999px; padding: 6px;
  margin-bottom: 20px;
}
.compare-tab {
  min-height: 48px; padding: 10px 26px;
  border: none; border-radius: 999px;
  background: transparent; color: var(--text-sub);
  font-family: inherit; font-size: 0.98rem; font-weight: 700;
  cursor: pointer; transition: background 0.15s, color 0.15s;
}
.compare-tab:hover { color: var(--deep); }
.compare-tab.is-active {
  background: var(--deep); color: var(--white);
  box-shadow: 0 2px 8px rgba(15, 58, 95, 0.25);
}

/* --- PC：比較表 --- */
.compare-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.compare-table {
  width: 100%; min-width: 880px;
  border-collapse: collapse; background: var(--white);
  font-size: 0.92rem;
}
.compare-table thead th {
  background: var(--deep); color: var(--white);
  padding: 14px 14px; text-align: left; font-weight: 700;
  white-space: nowrap;
}
.compare-table tbody th,
.compare-table tbody td {
  padding: 14px; border-bottom: 1px solid var(--border);
  text-align: left; vertical-align: top;
}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table tbody th { font-weight: 700; color: var(--deep); min-width: 150px; }
.time-cell { font-weight: 700; white-space: nowrap; }
.time-train { color: var(--green); }
.time-plane { color: var(--sky); }

/* 行の背景で「どちらが便利か」をさりげなく表現（色以外にバッジでも表示） */
.compare-table tr.adv-plane { background: #f4fafe; }
.compare-table tr.adv-train { background: #f5fbf8; }

.adv-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.78rem; font-weight: 700;
  padding: 2px 10px; border-radius: 999px;
  margin-top: 6px;
}
.adv-plane .adv-badge { background: #dff0fb; color: #14608f; }
.adv-train .adv-badge { background: var(--green-light); color: #1e6e49; }
.adv-even  .adv-badge { background: #eef1f4; color: #4a5560; }
.compare-table .adv-badge { display: table; }

/* --- スマホ：カード表示（デフォルト非表示、モバイルで切替） --- */
.compare-cards { display: none; }
.compare-card {
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px;
  border-top: 4px solid var(--border);
}
.compare-card.adv-plane { border-top-color: var(--sky); }
.compare-card.adv-train { border-top-color: var(--green); }
.compare-card.adv-even  { border-top-color: #a9b6c0; }
.compare-card-title { font-size: 1.1rem; color: var(--deep); margin-bottom: 4px; }
.compare-card-row { margin-top: 12px; }
.compare-card-mode { font-size: 0.95rem; }
.compare-card-mode strong { font-size: 1.05rem; margin-left: 4px; }
.compare-card-route { font-size: 0.83rem; color: var(--text-sub); }
.compare-card-point {
  margin-top: 14px; font-size: 0.88rem;
  background: var(--sky-light); border-radius: 8px; padding: 10px 12px;
}

.compare-disclaimer {
  margin-top: 24px; font-size: 0.85rem; color: var(--text-sub);
  background: #f6f8fa; border-left: 4px solid var(--sky);
  padding: 14px 18px; border-radius: 0 8px 8px 0;
}

/* ============================================================
   5. 投稿一覧
============================================================ */
.section-posts { background: linear-gradient(180deg, var(--white), var(--sky-light)); }

.post-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.filter-btn {
  min-height: 44px; padding: 8px 18px;
  border: 2px solid var(--border); border-radius: 999px;
  background: var(--white); color: var(--text);
  font-family: inherit; font-size: 0.92rem; font-weight: 500;
  cursor: pointer; transition: background 0.15s, border-color 0.15s;
}
.filter-btn:hover { border-color: var(--sky); }
.filter-btn.is-active {
  background: var(--deep); border-color: var(--deep); color: var(--white);
  font-weight: 700;
}

.post-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}

.post-card {
  position: relative;
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  display: flex; flex-direction: column;
}
.sample-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: rgba(15, 58, 95, 0.85); color: var(--white);
  font-size: 0.75rem; font-weight: 700;
  padding: 3px 10px; border-radius: 999px;
}
.post-image { width: 100%; height: 150px; object-fit: cover; }
.post-image-placeholder {
  display: grid; place-items: center; font-size: 3rem;
  background: linear-gradient(135deg, #cde7f8, #eaf5fc);
}
.post-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.post-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 0.82rem; color: var(--text-sub); margin-bottom: 8px;
}
.category-badge {
  font-size: 0.78rem; font-weight: 700;
  padding: 3px 12px; border-radius: 999px;
  background: var(--sky-light); color: #14608f;
}
/* カテゴリーごとの色分け */
.cat-flight   { background: #dff0fb; color: #14608f; }
.cat-access   { background: #e7f5ee; color: #1e6e49; }
.cat-gourmet  { background: #fdeee0; color: #97570f; }
.cat-souvenir { background: #f8e9f1; color: #8f2f66; }
.cat-sightsee { background: #e9f0e2; color: #4a6b1f; }
.cat-event    { background: #f3ecfa; color: #5f3b8f; }
.cat-tips     { background: #fdf5d7; color: #7d6000; }
.cat-report   { background: #e8ecf5; color: #2f4b8f; }

.post-title { font-size: 1.05rem; color: var(--deep); line-height: 1.5; margin-bottom: 6px; }
.post-author { font-size: 0.82rem; color: var(--text-sub); margin-bottom: 10px; }
.post-text { font-size: 0.92rem; flex: 1; }
.post-url { margin-top: 10px; font-size: 0.88rem; }

.post-footer { margin-top: 16px; }
.helpful-btn {
  min-height: 44px; padding: 8px 18px;
  border: 2px solid var(--border); border-radius: 999px;
  background: var(--white); font-family: inherit;
  font-size: 0.88rem; font-weight: 700; color: var(--text);
  cursor: pointer; transition: background 0.15s, border-color 0.15s;
}
.helpful-btn:hover { border-color: var(--accent); }
.helpful-btn.is-clicked {
  background: #fff3e2; border-color: var(--accent); color: var(--accent-dark);
}
.helpful-count { margin-left: 2px; }
.post-caution { margin-top: 10px; font-size: 0.78rem; color: #8a5200; }

.posts-empty {
  text-align: center; padding: 60px 20px;
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow);
}
.posts-empty-icon { font-size: 3rem; margin-bottom: 10px; }

/* ============================================================
   6. 投稿フォーム
============================================================ */
/* Googleフォーム埋め込み */
.gform-wrap {
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
}
.gform-frame {
  display: block; width: 100%; height: 1450px; border: 0;
}
.gform-note { margin-top: 14px; font-size: 0.85rem; color: var(--text-sub); }

/* 自作フォーム（現在は未使用・Formspree等への接続時に再利用可） */
.post-form, .form-confirm, .form-success {
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 34px 30px;
}
.form-legend { font-size: 0.9rem; color: var(--text-sub); margin-bottom: 22px; }

.form-field { margin-bottom: 22px; }
.form-field > label {
  display: block; font-weight: 700; margin-bottom: 8px; color: var(--deep);
}
.required-mark, .optional-mark {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  padding: 2px 8px; border-radius: 4px; vertical-align: middle; margin-left: 4px;
}
.required-mark { background: var(--danger); color: var(--white); }
.optional-mark { background: #eef1f4; color: var(--text-sub); }

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="url"],
.form-field input[type="date"],
.form-field select,
.form-field textarea {
  width: 100%; min-height: 48px;
  padding: 12px 14px;
  border: 2px solid var(--border); border-radius: 10px;
  font-family: inherit; font-size: 1rem; color: var(--text);
  background: var(--white);
  transition: border-color 0.15s;
}
.form-field textarea { resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--sky); outline: none;
  box-shadow: 0 0 0 3px rgba(43, 143, 214, 0.2);
}
.form-field [aria-invalid="true"] { border-color: var(--danger); }
.form-field input[type="file"] { padding: 10px 4px; border: none; min-height: auto; }

.field-hint { font-size: 0.82rem; color: var(--text-sub); margin-top: 6px; }
.field-error { font-size: 0.86rem; font-weight: 700; color: var(--danger); margin-top: 6px; }

/* ハニーポット：視覚・支援技術どちらからも隠す（スパムボット対策） */
.hp-field {
  position: absolute; left: -9999px; width: 1px; height: 1px;
  overflow: hidden;
}

.form-field-check {
  display: grid; grid-template-columns: auto 1fr; gap: 10px;
  align-items: start;
}
.form-field-check input[type="checkbox"] {
  width: 24px; height: 24px; margin-top: 4px; accent-color: var(--sky);
}
.form-field-check label { font-weight: 500; }
.form-field-check .field-error { grid-column: 1 / -1; }

.form-error-summary {
  background: #fdecea; border: 2px solid var(--danger); color: var(--danger);
  font-weight: 700; font-size: 0.92rem;
  padding: 14px 18px; border-radius: 10px; margin-bottom: 22px;
}

.btn-submit { width: 100%; font-size: 1.08rem; }

/* 確認画面 */
.form-confirm h3 { color: var(--deep); margin-bottom: 18px; font-size: 1.2rem; }
.form-confirm dl {
  display: grid; grid-template-columns: 10em 1fr; gap: 10px 16px;
  font-size: 0.95rem; margin-bottom: 26px;
}
.form-confirm dt { font-weight: 700; color: var(--text-sub); }
.form-confirm dd { overflow-wrap: anywhere; white-space: pre-wrap; }
.confirm-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.confirm-actions .btn { flex: 1; min-width: 160px; }

/* 成功画面 */
.form-success { text-align: center; }
.form-success:focus { outline: none; }
.form-success-icon { font-size: 3rem; }
.form-success-title { font-size: 1.25rem; font-weight: 900; color: var(--deep); margin: 8px 0; }
.form-success .btn { margin-top: 20px; }

/* ============================================================
   7. サイトについて
============================================================ */
.section-about { background: var(--green-light); }
.about-body p { margin-bottom: 16px; }
.about-links {
  list-style: none; margin-top: 28px;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.about-links a {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  min-height: 52px; padding: 12px 18px;
  background: var(--white); border-radius: 10px;
  color: var(--text); text-decoration: none; font-weight: 500;
  box-shadow: 0 2px 8px rgba(15, 58, 95, 0.08);
}
.link-pending { cursor: default; }
.pending-tag {
  font-size: 0.75rem; font-weight: 700;
  background: #eef1f4; color: var(--text-sub);
  padding: 2px 10px; border-radius: 999px; flex-shrink: 0;
}

/* ============================================================
   8. 空港の諸元・就航機材
============================================================ */
.specs-subtitle {
  font-size: 1.15rem; font-weight: 900; color: var(--deep);
  margin: 34px 0 16px;
  padding-left: 12px; border-left: 5px solid var(--sky);
}
.specs-subtitle:first-of-type { margin-top: 0; }

/* 諸元リスト（定義リストをカード状のグリッドで表示） */
.spec-list {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.spec-item {
  display: grid; grid-template-columns: 8.5em 1fr; gap: 12px;
  background: var(--white); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 18px;
}
.spec-item dt {
  font-weight: 700; color: var(--sky);
  border-right: 1px solid var(--border); padding-right: 10px;
}
.spec-item dd { color: var(--text); }

/* 機材カード */
.aircraft-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.aircraft-card {
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  display: flex; flex-direction: column;
}
.aircraft-art {
  background: linear-gradient(180deg, #d9eefb, #f3fafe);
  padding: 14px 10px 6px;
}
.aircraft-art svg { width: 100%; height: auto; display: block; }
.aircraft-art img { width: 100%; height: auto; display: block; border-radius: 10px; }
.aircraft-body { padding: 16px 20px 20px; }
.aircraft-name { font-size: 1rem; color: var(--deep); margin-bottom: 6px; }
.aircraft-desc { font-size: 0.9rem; color: var(--text-sub); }
.aircraft-credit { margin-top: 8px; font-size: 0.78rem; color: var(--text-sub); line-height: 1.5; }
.aircraft-credit a { color: var(--sky); }

.specs-disclaimer {
  margin-top: 24px; font-size: 0.85rem; color: var(--text-sub);
  background: #f6f8fa; border-left: 4px solid var(--sky);
  padding: 14px 18px; border-radius: 0 8px 8px 0;
}

/* ============================================================
   9. フッター
============================================================ */
.site-footer {
  position: relative;
  background: var(--deep); color: var(--white);
  padding: 56px 20px 40px; text-align: center;
}
.footer-logo { font-size: 1.2rem; font-weight: 900; }
.footer-tagline { margin-top: 6px; font-size: 0.92rem; opacity: 0.9; }
.footer-unofficial {
  display: inline-block; margin-top: 16px;
  font-size: 0.85rem; background: rgba(255, 255, 255, 0.12);
  padding: 6px 18px; border-radius: 999px;
}
.footer-copy { margin-top: 20px; opacity: 0.8; }

.back-to-top {
  position: absolute; right: 24px; top: -24px;
  display: grid; place-items: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: var(--white);
  text-decoration: none; font-size: 1rem;
  box-shadow: 0 4px 14px rgba(239, 127, 26, 0.4);
  transition: transform 0.15s;
}
.back-to-top:hover { transform: translateY(-3px); color: var(--white); }

/* ============================================================
   レスポンシブ
============================================================ */

/* --- タブレット（〜1023px） --- */
@media (max-width: 1023px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .aircraft-grid { grid-template-columns: repeat(2, 1fr); }
}

/* --- モバイル（〜767px） --- */
@media (max-width: 767px) {
  .section { padding: 64px 16px; }

  /* ハンバーガーメニュー */
  .nav-toggle { display: flex; }
  .global-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: var(--white);
    box-shadow: 0 10px 24px rgba(15, 58, 95, 0.15);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: transform 0.2s, opacity 0.2s, visibility 0.2s;
  }
  .global-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .global-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 10px 16px 18px; }
  .global-nav a { min-height: 52px; font-size: 1.02rem; }
  .global-nav .nav-cta { margin: 10px 0 0; justify-content: center; }

  .hero { min-height: 560px; }
  .hero-cta .btn { width: 100%; }

  /* マップの高さ：スマホは約350px */
  .map-frame { height: 350px; }
  .map-actions .btn { width: 100%; }

  /* 方向タブは横幅いっぱいに */
  .compare-tabs { display: flex; width: 100%; }
  .compare-tab { flex: 1; padding: 10px 8px; }

  /* 比較：表を隠してカード表示へ */
  .compare-table-wrap { display: none; }
  .compare-cards { display: grid; gap: 16px; }

  .post-grid { grid-template-columns: 1fr; }

  /* スマホはフォームが縦に伸びるため高さを増やす */
  .gform-frame { height: 1600px; }

  .post-form, .form-confirm, .form-success { padding: 26px 18px; }
  .form-confirm dl { grid-template-columns: 1fr; gap: 2px; }
  .form-confirm dt { margin-top: 12px; }

  .about-links { grid-template-columns: 1fr; }

  /* 諸元・機材：1カラムに */
  .spec-list { grid-template-columns: 1fr; }
  .spec-item { grid-template-columns: 7em 1fr; }
  .aircraft-grid { grid-template-columns: 1fr; }

  .back-to-top { right: 16px; }
}

/* ============================================================
   PROFESSIONAL AIRPORT UI
   公共交通の案内サイトを意識した、情報密度の高い端正な外観
============================================================ */
:root {
  --header-h: 72px;
  --sky: #087fac;
  --sky-light: #eef5f8;
  --deep: #071f31;
  --green: #147557;
  --green-light: #edf5f2;
  --accent: #12a8d6;
  --accent-dark: #087fac;
  --button-sky: #087fac;
  --button-sky-dark: #066889;
  --text: #152b38;
  --text-sub: #536773;
  --border: #d5e0e5;
  --radius: 0;
  --shadow: 0 12px 30px rgba(7, 31, 49, .08);
}

body {
  background: #f5f7f8;
  line-height: 1.75;
  font-feature-settings: "palt" 1;
}

/* ヘッダー */
.site-header {
  background: rgba(7, 31, 49, .98);
  border-bottom: 1px solid rgba(127, 211, 235, .35);
  backdrop-filter: blur(14px);
}
.site-header.is-scrolled { box-shadow: 0 10px 30px rgba(4, 20, 31, .22); }
.header-inner { max-width: 1200px; padding-inline: 28px; }
.site-logo { color: var(--white); gap: 12px; letter-spacing: .01em; }
.site-logo:hover { color: var(--white); }
.logo-copy { display: flex; flex-direction: column; line-height: 1.1; }
.logo-copy small {
  margin-top: 5px; color: #93adba;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .5rem; font-weight: 500; letter-spacing: .18em;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: 0;
  background: var(--accent); color: var(--deep); font-size: 1rem;
}
.global-nav ul { gap: 2px; }
.global-nav a {
  color: #cbd9df; border-radius: 0; padding-inline: 16px;
  font-size: .88rem; letter-spacing: .025em;
}
.global-nav a:hover { background: rgba(255, 255, 255, .07); color: var(--white); }
.global-nav .nav-cta {
  margin-left: 12px; padding-inline: 20px; border-radius: 0;
  background: var(--button-sky); color: var(--white);
}
.global-nav .nav-cta:hover { background: var(--button-sky-dark); color: var(--white); }
.nav-toggle-bar { background: var(--white); }

/* ヒーロー */
.hero {
  min-height: 650px;
  padding: calc(var(--header-h) + 54px) 28px 54px;
  align-items: center;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(3, 17, 28, .9) 0%, rgba(3, 17, 28, .7) 46%, rgba(3, 17, 28, .2) 100%);
}
.hero-bg { background: var(--deep); }
.hero-content { max-width: 1200px; padding: 0; }
.hero-copy { max-width: 660px; }
.hero-kicker {
  display: flex; align-items: center; gap: 14px; margin-bottom: 24px;
  color: #a9c3cf; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .72rem; font-weight: 600; letter-spacing: .14em;
}
.hero-kicker span {
  padding: 5px 9px; border: 1px solid rgba(98, 205, 236, .7);
  border-radius: 0; color: #9be3f7; letter-spacing: .08em;
}
/* H1内に置く控えめなサイト説明（H1より小さく・独立した行に）
   SEO上はH1に含めつつ、見た目は従来どおり小さな文字を上に表示 */
.hero-suptitle {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(0.95rem, 1.9vw, 1.3rem);
  font-weight: 700; color: #d8edf3;
  letter-spacing: 0.04em;
}
.hero-title {
  max-width: 650px; color: var(--white); line-height: 1.18;
  font-size: clamp(2.8rem, 5vw, 4.5rem); letter-spacing: .015em;
  text-shadow: 0 8px 30px rgba(0, 0, 0, .28);
}
.hero-title::after {
  content: ""; display: block; width: 72px; height: 3px; margin-top: 25px;
  background: var(--accent);
}
.hero-sub { margin-top: 23px; color: #edf7fa; font-size: 1.14rem; text-shadow: none; }
.hero-note {
  max-width: 580px; margin-top: 11px; padding: 0;
  background: transparent; color: #b7c9d1; font-size: .92rem;
}
.hero-cta { gap: 10px; margin-top: 28px; }
.hero .btn { min-height: 50px; padding-inline: 24px; }
.hero .btn-primary { color: var(--white); box-shadow: none; }
.hero .btn-secondary {
  color: var(--white); border: 1px solid rgba(255, 255, 255, .5);
  background: rgba(5, 25, 40, .35);
}
.hero .btn-secondary:hover { color: var(--white); background: rgba(255, 255, 255, .1); }
/* 非公式サイト告知バナー（ヘッダー直下・枠付きで強調） */
.site-notice {
  margin-top: var(--header-h); /* 固定ヘッダーの下に表示 */
  padding: 12px 20px;
  background: #fff7df;
  border: 3px solid #e2a70f;
  text-align: center;
  font-size: 0.98rem; font-weight: 700; color: #5a4300;
  line-height: 1.6;
}
.site-notice strong {
  color: #c0392b; font-size: 1.1em;
  padding: 0 2px;
}
/* バナーが固定ヘッダー分を確保済みのため、ヒーロー側の余白は縮める */
.site-notice + main .hero { padding-top: 54px; }

/* セクション */
.section { position: relative; padding: 92px 28px; }
.section-inner { max-width: 1200px; }
.section-inner-narrow { max-width: 820px; }
.section-title {
  align-items: center; gap: 18px; max-width: 980px;
  color: var(--deep); font-size: clamp(1.75rem, 3vw, 2.45rem);
  letter-spacing: -.02em;
}
.section-title::after { display: none; }
.section-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: auto; height: auto; padding-right: 15px;
  border-right: 2px solid var(--accent); border-radius: 0;
  background: transparent; color: var(--accent); box-shadow: none;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .72rem; font-weight: 700; letter-spacing: .1em;
}
.section-lead {
  max-width: 780px; margin-top: 18px; margin-bottom: 38px;
  padding-left: 0; border-left: 0; color: var(--text-sub); font-size: .98rem;
}
.section-compare, .section-posts, .section-specs { background: #f7f9fa; }
.section-map, .section-form { background: #eaf1f4; }
.section-about { background: #e2ebee; }
.compare-subtitle, .specs-subtitle {
  margin-top: 46px; padding-left: 13px; border-left: 3px solid var(--accent);
  color: var(--deep); letter-spacing: .01em;
}
.sample-tag { border-radius: 0; color: #667983; }

/* データUI */
.compare-legend { gap: 8px; padding: 12px 14px; border: 1px solid var(--border); background: #fff; }
.legend-item { border-radius: 0; }
.compare-tabs { padding: 4px; border: 1px solid var(--border); border-radius: 0; background: #e4ebee; }
.compare-tab { border-radius: 0; font-size: .9rem; }
.compare-tab.is-active { box-shadow: 0 1px 4px rgba(7, 31, 49, .12); }
.compare-table-wrap, .map-wrap, .gform-wrap {
  border: 1px solid var(--border); border-radius: 0; box-shadow: var(--shadow);
}
.compare-table thead th {
  padding-top: 15px; padding-bottom: 15px;
  background: var(--deep); border-right: 1px solid #29485d;
  font-size: .78rem; letter-spacing: .04em;
}
.compare-table tbody th, .compare-table tbody td { padding: 16px 14px; }
.compare-table tbody tr { transition: background .15s; }
.compare-table tbody tr:hover { background: #edf6f9; }
.compare-card, .post-card, .aircraft-card {
  border: 1px solid var(--border); border-radius: 0; box-shadow: 0 8px 24px rgba(7, 31, 49, .06);
}
.compare-card-point, .compare-disclaimer { border-radius: 0; }
.filter-btn, .helpful-btn, .sample-badge, .category-badge, .adv-badge, .map-badge {
  border-radius: 0;
}
.filter-btn { min-height: 42px; background: #fff; }
.post-grid, .aircraft-grid { gap: 20px; }
.post-card { transition: transform .18s, box-shadow .18s, border-color .18s; }
.post-card:hover { transform: translateY(-3px); border-color: #b8cbd3; box-shadow: 0 14px 30px rgba(7, 31, 49, .1); }
.post-image-placeholder { background: #0b3349; color: var(--white); }
.map-badge { background: var(--accent); color: var(--deep); font-weight: 800; letter-spacing: .05em; }
.spec-item { border-radius: 0; border-left: 3px solid var(--accent); }
.spec-item dt { color: var(--deep); }
.aircraft-art { background: #e4ecef; }
.aircraft-art img { border-radius: 0; }
.about-links a { border-radius: 0; border-left: 3px solid var(--accent); box-shadow: none; }
.about-links a:hover { border-color: var(--accent); background: #f4fafc; }

/* ボタンとフッター */
.btn { border-radius: 0; box-shadow: none; letter-spacing: .01em; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--button-sky); color: var(--white); box-shadow: none; }
.btn-primary:hover { background: var(--button-sky-dark); color: var(--white); }
.site-footer { padding-top: 56px; background: #051a29; }
.site-footer::before { display: none; }
.footer-unofficial, .back-to-top { border-radius: 0; }
.back-to-top { background: var(--button-sky); color: var(--white); box-shadow: none; }
.back-to-top:hover { background: var(--button-sky-dark); }

/* 角丸を使わず、案内表示の輪郭を統一 */
.form-field input, .form-field select, .form-field textarea,
.post-form, .form-confirm, .form-success, .form-error-summary,
.required-mark, .optional-mark, .specs-disclaimer, .posts-empty,
.pending-tag { border-radius: 0; }

@media (max-width: 1023px) {
  .header-inner { padding-inline: 22px; }
  .hero-title { font-size: clamp(2.65rem, 6.4vw, 4rem); }
}

@media (max-width: 767px) {
  .header-inner { padding-inline: 16px; }
  .global-nav { background: var(--deep); border-bottom: 1px solid rgba(127, 211, 235, .35); }
  .global-nav a { color: var(--white); }
  .hero { min-height: 0; padding: calc(var(--header-h) + 42px) 18px 44px; }
  .hero::after { background: rgba(3, 17, 28, .78); }
  .hero-title { font-size: clamp(2.3rem, 11vw, 3.35rem); }
  .hero-kicker { flex-wrap: wrap; gap: 10px; margin-bottom: 20px; font-size: .62rem; }
  .hero-sub { font-size: 1rem; }
  .hero-note { font-size: .85rem; }
  .site-notice { font-size: 0.85rem; padding: 10px 14px; }
  .section { padding: 68px 18px; }
  .section-title { align-items: flex-start; gap: 13px; font-size: 1.6rem; line-height: 1.4; }
  .section-icon { margin-top: 5px; padding-right: 11px; }
  .section-lead { margin-top: 15px; margin-bottom: 30px; }
}

/* ============================================================
   サブページ（プライバシーポリシー・投稿ガイドライン・リンク集）
============================================================ */
.subpage-main { padding-top: var(--header-h); }

/* ヘッダー右側の「トップページへ」リンク */
.subpage-back {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 44px; padding: 8px 18px;
  border: 1px solid rgba(255, 255, 255, .38); border-radius: 0;
  color: var(--white); text-decoration: none;
  font-weight: 700; font-size: 0.92rem; white-space: nowrap;
}
.subpage-back:hover { border-color: rgba(255, 255, 255, .75); background: rgba(255, 255, 255, .08); color: var(--white); }

/* 文書レイアウト */
.doc-date { color: var(--text-sub); font-size: 0.85rem; margin-bottom: 28px; }
.doc h2 {
  font-size: 1.15rem; font-weight: 900; color: var(--deep);
  margin: 36px 0 12px;
  padding-left: 12px; border-left: 5px solid var(--sky);
}
.doc p { margin-bottom: 14px; }
.doc ul { margin: 0 0 14px; padding-left: 1.5em; }
.doc li { margin-bottom: 6px; }
.doc-note {
  background: #f6f8fa; border-left: 4px solid var(--sky);
  padding: 14px 18px; border-radius: 0;
  font-size: 0.9rem; color: var(--text-sub); margin: 20px 0;
}

/* リンク集のカード */
.link-cards {
  list-style: none; padding: 0; margin: 0 0 10px;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.link-cards a {
  display: block; min-height: 52px; padding: 14px 18px;
  background: var(--white); border: 1px solid var(--border); border-radius: 0;
  text-decoration: none; color: var(--text);
  box-shadow: 0 2px 8px rgba(15, 58, 95, 0.06);
  transition: border-color 0.15s;
}
.link-cards a:hover { border-color: var(--sky); }
.link-cards .link-name {
  font-weight: 700; color: var(--deep);
  display: flex; justify-content: space-between; gap: 8px;
}
.link-cards .link-desc { font-size: 0.85rem; color: var(--text-sub); margin-top: 2px; }

@media (max-width: 767px) {
  .link-cards { grid-template-columns: 1fr; }
}

/* β版バッジ（ヘッダーロゴ横） */
/* サイト名とβ版バッジを同じ行に横並びで配置（.logo-copy が縦積みflexのため） */
.logo-name { display: inline-flex; align-items: center; }
.beta-tag {
  display: inline-block; margin-left: 8px; padding: 1px 9px;
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.05em;
  color: var(--white); background: var(--accent);
  border-radius: 999px; white-space: nowrap;
}

/* ============================================================
   協力者募集
============================================================ */
.section-join { background: var(--green-light); }
.join-list { margin: 0 0 16px; padding-left: 1.5em; }
.join-list li { margin-bottom: 6px; }
.join-cards { margin-top: 24px; }

/* ============================================================
   富山県内のアクセス
============================================================ */
.access-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 24px 26px;
}
.access-card-main { border: 2px solid var(--accent); }

.access-badge {
  display: inline-block; margin-bottom: 12px;
  background: var(--accent); color: var(--white);
  font-size: 0.8rem; font-weight: 700;
  padding: 4px 14px; border-radius: 999px;
}
.access-card-title {
  font-size: 1.2rem; font-weight: 900; color: var(--deep);
  margin-bottom: 12px;
}
.access-points { list-style: none; padding: 0; margin: 0; }
.access-points li {
  position: relative; padding-left: 26px; margin-bottom: 14px;
}
.access-points li::before {
  content: "✔"; position: absolute; left: 0; top: 0;
  color: var(--green); font-weight: 700;
}
.access-points strong { color: var(--deep); }

/* 日帰り出張シミュレーション（.access-card を2列で並べる） */
.business-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  margin-bottom: 24px;
}
@media (max-width: 767px) {
  .business-grid { grid-template-columns: 1fr; }
}

/* ヒーロー背景写真（object-fitで全面カバー） */
.hero-photo {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}