/* ==========================================================================
   bus.css - 白馬村内バス検索ページ専用スタイル
   検索フォーム・結果カード・案内カード。デザイントークンは main.css の :root を使用
   ========================================================================== */

/* ---------- ヒーロー（画像なしのツールページ用） ---------- */
.bus-hero {
  background: linear-gradient(135deg, var(--color-midnight) 0%, var(--color-navy-light) 100%);
  padding: 7rem 0 3rem;
  color: var(--color-white);
  text-align: center;
}

.bus-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.bus-hero__subtitle {
  color: var(--color-glacier);
  font-size: clamp(0.95rem, 3vw, 1.1rem);
  max-width: 640px;
  margin: 0 auto;
}

.bus-hero__season {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-gold-light);
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- 検索フォーム ---------- */
.bus-search {
  max-width: 720px;
  margin: -2rem auto 2rem;
  padding: 0 1rem;
  position: relative;
  z-index: 2;
}

.bus-search__panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(10, 22, 40, 0.12);
  padding: 1.25rem;
}

.bus-search__row {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.bus-search__field {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.bus-search__label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.bus-search__select,
.bus-search__input {
  width: 100%;
  min-height: 48px;
  padding: 0.6rem 0.75rem;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-snow);
}

.bus-search__select:focus,
.bus-search__input:focus {
  outline: 2px solid var(--color-orange);
  outline-offset: 1px;
  border-color: var(--color-orange);
}

/* 出発⇄目的の入れ替えボタン */
.bus-search__swap {
  align-self: center;
  min-width: 48px;
  min-height: 40px;
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-warm-gray);
  font-size: 1.1rem;
  cursor: pointer;
  transition: background 0.2s;
}

.bus-search__swap:hover { background: var(--color-glacier-light); }

.bus-search__datetime {
  display: flex;
  gap: 0.6rem;
  align-items: flex-end;
  flex-wrap: wrap;
}

.bus-search__datetime .bus-search__field { min-width: 130px; }

.bus-search__now {
  min-height: 48px;
  padding: 0 1rem;
  border: 1.5px solid var(--color-glacier);
  border-radius: 10px;
  background: var(--color-glacier-light);
  color: var(--color-navy);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}

.bus-search__submit {
  width: 100%;
  min-height: 52px;
  margin-top: 0.5rem;
  border: none;
  border-radius: 12px;
  background: var(--color-orange);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.bus-search__submit:hover { background: var(--color-orange-hover); }

.bus-form-error {
  margin-top: 0.6rem;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  background: #FDECEA;
  color: var(--color-autumn-red);
  font-size: 0.9rem;
}

/* ---------- 有効期限切れ警告バナー ---------- */
.bus-expired-banner {
  margin-bottom: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: #FFF3E0;
  border: 1.5px solid var(--color-gold);
  color: #7A4F01;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ---------- 検索結果 ---------- */
.bus-results {
  max-width: 720px;
  margin: 0 auto 3rem;
  padding: 0 1rem;
}

.bus-results__header {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
}

.bus-results__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bus-card {
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
}

.bus-card--next {
  border-color: var(--color-orange);
  box-shadow: 0 6px 18px var(--color-orange-glow);
}

.bus-card--hidden { display: none; }

.bus-card__badges { margin-bottom: 0.4rem; min-height: 0.5rem; }

.bus-card__badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.bus-card__badge--next { background: var(--color-orange); color: var(--color-white); }
.bus-card__badge--booking { background: #FDECEA; color: var(--color-autumn-red); }
.bus-card__badge--gondola { background: #E8F5E9; color: var(--color-forest); }

.bus-card__countdown {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-orange);
  margin-left: 0.3rem;
}

.bus-card__times {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.bus-card__dep {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-text);
}

.bus-card__arr { font-size: 1.05rem; color: var(--color-text-secondary); font-weight: 600; }
.bus-card__arr--unknown { font-size: 0.82rem; font-weight: 400; }
.bus-card__duration { font-size: 0.85rem; color: var(--color-text-light); }

.bus-card__route { margin-top: 0.4rem; }

.bus-card__route-name {
  display: inline-block;
  padding-left: 0.6rem;
  border-left: 4px solid var(--route-color, var(--color-navy));
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-navy);
}

.bus-card__meta {
  margin-top: 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.bus-card__meta a { color: var(--color-orange); font-weight: 600; text-decoration: none; }
.bus-card__meta a:hover { text-decoration: underline; }

.bus-results__more {
  margin-top: 0.8rem;
  width: 100%;
  min-height: 46px;
  border: 1.5px dashed var(--color-border);
  border-radius: 10px;
  background: transparent;
  color: var(--color-navy);
  font-weight: 600;
  cursor: pointer;
}

.bus-results__more:hover { background: var(--color-warm-gray); }

.bus-results__empty {
  background: var(--color-cream);
  border: 1.5px solid var(--color-border);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.bus-results__empty p { margin: 0.3rem 0; }

/* ---------- 案内カード（冬季・デマンドタクシー等） ---------- */
.bus-info {
  max-width: 720px;
  margin: 0 auto 3rem;
  padding: 0 1rem;
}

.bus-info__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.bus-info__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.bus-info__card {
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-left: 5px solid var(--color-glacier);
  border-radius: 12px;
  padding: 1rem 1.1rem;
}

.bus-info__card--winter { border-left-color: var(--color-navy-light); }
.bus-info__card--taxi { border-left-color: var(--color-gold); }

.bus-info__card h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.bus-info__card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.4rem;
  line-height: 1.65;
}

.bus-info__card a { color: var(--color-orange); font-weight: 600; text-decoration: none; }
.bus-info__card a:hover { text-decoration: underline; }

.bus-disclaimer {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  padding: 0 1rem;
  font-size: 0.82rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---------- タブレット以上 ---------- */
@media (min-width: 640px) {
  .bus-search__row--stops {
    flex-direction: row;
    align-items: flex-end;
  }
  .bus-info__grid { grid-template-columns: 1fr 1fr; }
}