/* ================================================================
   TRiTon 公開サイト ワイヤーフレーム v2 共通CSS
   仕様書 docs/01_要件定義/v2_最終仕様/03_公開サイト仕様.md に準拠
   PCのみ対応 / グレースケール+濃紺アクセント
   v1 (v1_archive/assets/wireframe.css) から継承＋新仕様向け追加
   ================================================================ */

:root {
  --c-bg: #fff;
  --c-bg-alt: #f5f5f5;
  --c-bg-dark: #e8e8e8;
  --c-border: #d0d0d0;
  --c-border-strong: #888;
  --c-text: #222;
  --c-text-muted: #666;
  --c-text-faint: #999;
  --c-accent: #1f2937;
  --c-primary: #0f4c81;
  --c-primary-light: #e6eef5;
  --c-warning: #b45309;
  --c-success: #065f46;
  --c-note: #fef7d4;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg-alt);
}

/* ============ ワイヤーナビゲーションバー（全ページ共通・上部固定） ============ */
.wf-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #1f2937;
  color: #fff;
  padding: 8px 20px;
  font-size: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #000;
}
.wf-bar a {
  color: #fff;
  text-decoration: none;
  margin-right: 12px;
  opacity: 0.85;
}
.wf-bar a:hover { opacity: 1; text-decoration: underline; }
.wf-bar .wf-bar-path {
  font-family: "SF Mono", Menlo, monospace;
  background: #374151;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
}
.wf-bar .wf-bar-title { font-weight: 600; }

/* ============ サイトヘッダ ============ */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  padding: 16px 0;
}
.site-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px dashed var(--c-border-strong);
  font-weight: bold;
  color: var(--c-text);
  text-decoration: none;
  background: var(--c-bg-alt);
}
.site-nav {
  display: flex;
  gap: 28px;
}
.site-nav a {
  color: var(--c-text);
  text-decoration: none;
  font-size: 13px;
}
.site-nav a:hover { text-decoration: underline; }

/* ============ メインコンテンツ領域 ============ */
main {
  min-height: 60vh;
  padding: 40px 0;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}
.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ============ パンくず ============ */
.breadcrumb {
  font-size: 12px;
  color: var(--c-text-muted);
  margin-bottom: 16px;
}
.breadcrumb a {
  color: var(--c-text-muted);
  text-decoration: none;
}
.breadcrumb a:hover { text-decoration: underline; }

/* ============ タイトル ============ */
.page-title {
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--c-text);
}
.page-subtitle {
  font-size: 14px;
  color: var(--c-text-muted);
  margin-bottom: 32px;
}
.section-title {
  font-size: 18px;
  font-weight: 700;
  margin: 32px 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--c-border-strong);
}

/* ============ カード / ボックス ============ */
.box {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 24px;
  margin-bottom: 16px;
}
.box-muted {
  background: var(--c-bg-alt);
  border: 1px dashed var(--c-border-strong);
  padding: 20px;
  color: var(--c-text-muted);
  font-size: 13px;
}

/* ============ フォーム ============ */
.form-group { margin-bottom: 20px; }
.form-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-border);
}
.form-row:last-child { border-bottom: none; }
.form-label {
  font-weight: 600;
  font-size: 13px;
  color: var(--c-text);
  padding-top: 8px;
}
.form-label .req {
  display: inline-block;
  font-size: 11px;
  color: #fff;
  background: #c0392b;
  padding: 1px 6px;
  border-radius: 2px;
  margin-left: 6px;
  font-weight: normal;
}
.form-label .opt {
  display: inline-block;
  font-size: 11px;
  color: #fff;
  background: #888;
  padding: 1px 6px;
  border-radius: 2px;
  margin-left: 6px;
  font-weight: normal;
}
.form-hint {
  font-size: 12px;
  color: var(--c-text-muted);
  margin-top: 4px;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="email"],
input[type="tel"],
textarea,
select {
  width: 100%;
  max-width: 480px;
  padding: 8px 10px;
  border: 1px solid var(--c-border-strong);
  background: #fff;
  font-size: 14px;
  font-family: inherit;
}
textarea { min-height: 100px; resize: vertical; }
.input-inline { display: inline-block; width: auto !important; }
.input-small { max-width: 120px !important; }
.input-medium { max-width: 240px !important; }

/* ============ ボタン ============ */
.btn {
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid var(--c-border-strong);
  background: #fff;
  color: var(--c-text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: var(--c-bg-alt); }
.btn-primary {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}
.btn-primary:hover { background: #093a63; }
.btn-large {
  padding: 14px 36px;
  font-size: 16px;
}
.btn-block {
  display: block;
  width: 100%;
  max-width: 480px;
  text-align: center;
}
.btn-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}

/* ============ ヒーロー（トップ） ============ */
.hero {
  background: var(--c-bg-dark);
  padding: 60px 0;
  text-align: center;
  border-bottom: 1px solid var(--c-border);
}
.hero h1 { font-size: 28px; margin: 0 0 12px; }
.hero p { font-size: 14px; color: var(--c-text-muted); margin: 0 0 32px; }

/* ============ ヒーロー検索（Figma準拠の濃紺背景版） ============ */
.hero-search {
  background: linear-gradient(135deg, #0a3057 0%, #0f4c81 60%, #1a6cb0 100%);
  color: #fff;
  padding: 72px 0 60px;
  text-align: center;
}
.hero-search .hero-title {
  font-size: 32px;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: 0.04em;
}
.hero-search .hero-lead {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  margin: 0 0 32px;
}
.hero-search-box {
  background: #fff;
  color: var(--c-text);
  padding: 24px;
  max-width: 960px;
  margin: 0 auto;
  text-align: left;
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

/* ============ 区分タブ（FCL/LCL切替） ============ */
.shipment-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--c-border);
}
.shipment-tabs label {
  flex: 1;
  padding: 14px;
  text-align: center;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  color: var(--c-text-muted);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-bottom: none;
  margin-bottom: -2px;
}
.shipment-tabs label input { display: none; }
.shipment-tabs label.active {
  background: #fff;
  color: var(--c-primary);
  border-bottom: 2px solid var(--c-primary);
}
.shipment-tabs label .desc {
  display: block;
  font-size: 11px;
  font-weight: normal;
  color: var(--c-text-muted);
  margin-top: 2px;
}
.shipment-tabs label.active .desc {
  color: var(--c-primary);
}

/* ============ ABOUT / SERVICE セクション ============ */
.section-feature {
  display: grid;
  grid-template-columns: 200px 1fr 280px;
  gap: 32px;
  align-items: start;
  padding: 60px 0;
  border-bottom: 1px solid var(--c-border);
}
.section-feature .section-tag {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-primary);
}
.section-feature .section-tag small {
  display: block;
  font-size: 12px;
  font-weight: normal;
  color: var(--c-text-muted);
  margin-top: 4px;
  letter-spacing: 0;
}
.section-feature .section-body h2 {
  font-size: 22px;
  margin: 0 0 12px;
}
.section-feature .section-body p {
  font-size: 14px;
  color: var(--c-text-muted);
  margin: 0;
}
.feature-images {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}
.feature-images .img-placeholder {
  min-height: 80px;
  font-size: 11px;
}

/* ============ サービス選択（トップ用 2カラム） ============ */
.service-choice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--c-border-strong);
  padding: 32px;
  text-align: left;
  text-decoration: none;
  color: var(--c-text);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.service-card:hover {
  border-color: var(--c-primary);
  box-shadow: 0 4px 8px rgba(0,0,0,0.06);
}
.service-card .tag {
  display: inline-block;
  font-size: 11px;
  background: var(--c-primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 2px;
  margin-bottom: 4px;
  align-self: flex-start;
}
.service-card .tag.gray { background: var(--c-text-muted); }
.service-card h3 { margin: 0; font-size: 20px; }
.service-card p { margin: 0; font-size: 13px; color: var(--c-text-muted); }
.service-card .cta {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-primary);
}

/* ============ LCL検索フォーム（3項目） ============ */
.search-box {
  background: #fff;
  border: 1px solid var(--c-border-strong);
  padding: 24px;
  max-width: 960px;
  margin: 0 auto;
  text-align: left;
}
.search-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.search-field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--c-text-muted);
}
.search-field select,
.search-field input {
  max-width: 100%;
}

/* ============ 検索結果（仕様書3.3） ============ */
/* パターンA: 候補あり */
.result-banner {
  background: var(--c-primary-light);
  border: 2px solid var(--c-primary);
  padding: 40px;
  text-align: center;
  margin-bottom: 24px;
}
.result-banner .label-found {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-primary);
  background: #fff;
  padding: 4px 12px;
  border-radius: 12px;
  margin-bottom: 12px;
}
.result-banner h2 {
  margin: 0 0 8px;
  font-size: 24px;
  color: var(--c-primary);
}
.result-banner p {
  margin: 0;
  color: var(--c-text-muted);
}

/* パターンB: 空きカレンダー */
.calendar-wrap {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 24px;
  margin-bottom: 24px;
}
.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border);
}
.calendar-header h3 { margin: 0; font-size: 16px; }
.calendar-legend {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--c-text-muted);
}
.calendar-legend .swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  vertical-align: middle;
  margin-right: 4px;
  border: 1px solid var(--c-border-strong);
}
.calendar-legend .swatch.found { background: var(--c-primary-light); border-color: var(--c-primary); }
.calendar-legend .swatch.requested { background: var(--c-note); border-color: #e0b84d; }
.calendar-legend .swatch.none { background: #fff; }

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-cell-head {
  background: var(--c-bg-alt);
  padding: 8px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-text-muted);
}
.cal-cell {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 10px;
  min-height: 64px;
  font-size: 12px;
  text-align: left;
  color: var(--c-text);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.cal-cell .day { font-size: 14px; font-weight: 600; }
.cal-cell .badge {
  display: inline-block;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 8px;
  background: var(--c-bg-alt);
  color: var(--c-text-muted);
}
.cal-cell.found {
  background: var(--c-primary-light);
  border-color: var(--c-primary);
  cursor: pointer;
}
.cal-cell.found .badge {
  background: var(--c-primary);
  color: #fff;
}
.cal-cell.found:hover { background: #cfe0ee; }
.cal-cell.requested {
  background: var(--c-note);
  border-color: #e0b84d;
}
.cal-cell.disabled { color: var(--c-text-faint); background: var(--c-bg-alt); }

/* パターンC: 該当なし */
.empty-state {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 60px 24px;
  text-align: center;
  margin-bottom: 24px;
}
.empty-state .icon {
  font-size: 36px;
  color: var(--c-text-faint);
  margin-bottom: 12px;
}
.empty-state h3 { margin: 0 0 8px; font-size: 18px; }
.empty-state p { margin: 0 0 24px; color: var(--c-text-muted); }

/* ============ 検索条件サマリ ============ */
.search-summary {
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  padding: 12px 20px;
  margin-bottom: 24px;
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
}
.search-summary .label {
  font-size: 11px;
  color: var(--c-text-muted);
  margin-right: 4px;
}
.search-summary .value { font-weight: 600; }
.search-summary .edit {
  margin-left: auto;
  font-size: 12px;
  color: var(--c-primary);
  text-decoration: none;
}

/* ============ 通知メッセージ ============ */
.notice-success {
  background: #ecfdf5;
  border: 1px solid #10b981;
  color: #065f46;
  padding: 16px;
  margin-bottom: 24px;
  font-size: 13px;
}
.notice-info {
  background: #eff6ff;
  border: 1px solid #3b82f6;
  color: #1e40af;
  padding: 16px;
  margin-bottom: 24px;
  font-size: 13px;
}
.notice-warn {
  background: var(--c-note);
  border: 1px solid #e0b84d;
  color: #78350f;
  padding: 16px;
  margin-bottom: 16px;
  font-size: 13px;
}

/* ============ FCL案内文（フォーム上部） ============ */
.fcl-notice {
  background: var(--c-bg-alt);
  border-left: 4px solid var(--c-primary);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--c-text-muted);
}
.fcl-notice strong { color: var(--c-text); }

/* ============ フッタ ============ */
.site-footer {
  background: #1f2937;
  color: #ccc;
  padding: 32px 0 20px;
  margin-top: 60px;
}
.site-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}
.footer-nav {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.footer-nav a {
  color: #ccc;
  text-decoration: none;
  font-size: 13px;
}
.footer-nav a:hover { text-decoration: underline; }
.footer-copy {
  font-size: 12px;
  color: #888;
  border-top: 1px solid #374151;
  padding-top: 16px;
}

/* ============ ワイヤー用注記 ============ */
.wf-note {
  background: var(--c-note);
  border-left: 3px solid #e0b84d;
  padding: 10px 14px;
  font-size: 12px;
  color: #78350f;
  margin: 16px 0;
}
.wf-note::before {
  content: "📝 ワイヤー補足: ";
  font-weight: 700;
}
.wf-tbd {
  background: #fef3f2;
  border-left: 3px solid #c0392b;
  padding: 10px 14px;
  font-size: 12px;
  color: #7f1d1d;
  margin: 12px 0;
}
.wf-tbd::before {
  content: "❓ TBD: ";
  font-weight: 700;
}

/* ============ プレースホルダ画像 ============ */
.img-placeholder {
  background: var(--c-bg-dark);
  border: 1px dashed var(--c-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-faint);
  font-size: 12px;
  min-height: 120px;
}

/* ============ インデックスページ専用 ============ */
.index-hero {
  background: var(--c-primary);
  color: #fff;
  padding: 40px;
  margin-bottom: 32px;
}
.index-hero h1 { margin: 0 0 8px; font-size: 24px; }
.index-hero p { margin: 0; opacity: 0.9; font-size: 14px; }
.index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.index-card {
  display: block;
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 20px;
  text-decoration: none;
  color: var(--c-text);
  transition: transform 0.15s;
}
.index-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-primary);
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}
.index-card .num {
  font-size: 11px;
  color: var(--c-text-faint);
  font-weight: 700;
}
.index-card h3 {
  margin: 4px 0 6px;
  font-size: 15px;
}
.index-card .path {
  font-family: "SF Mono", Menlo, monospace;
  font-size: 11px;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 2px 6px;
  display: inline-block;
  margin-bottom: 8px;
}
.index-card p {
  font-size: 12px;
  color: var(--c-text-muted);
  margin: 0;
}

/* ============ フローダイアグラム（画面遷移図） ============ */
.flow-section {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 24px;
  margin-bottom: 24px;
}
.flow-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  padding: 12px 0;
  align-items: start;
  border-bottom: 1px dashed var(--c-border);
}
.flow-step:last-child { border-bottom: none; }
.flow-step .num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--c-primary);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  font-size: 13px;
}
.flow-step.system .num { background: var(--c-text-muted); }
.flow-step.external .num { background: var(--c-warning); }
.flow-step .body strong { font-size: 14px; }
.flow-step .body p { margin: 4px 0 0; font-size: 13px; color: var(--c-text-muted); }