:root {
  --blue:         #005AAB;
  --blue-dark:    #368AD5;
  --blue-deeper:  #003F78;
  --blue-vivid:   #0A70E3;
  --blue-light:   #EBF4FC;
  --white:        #ffffff;
  --off-white:    #F9F9F8;
  --gray-100:     #D0D0D9;
  --gray-200:     #9EAAB1;
  --gray-400:     #656568;
  --gray-600:     #5F6368;
  --text:         #191A1C;
  --sans:         "Gen Interface JP", Helvetica, "Hiragino Sans", "Noto Sans JP", sans-serif;
  --sans-bold:    "Gen Interface JP-Bold", Helvetica, "Hiragino Sans", "Noto Sans JP", sans-serif;
  --transition:   0.18s ease;
}

@font-face { font-family: "Gen Interface JP"; src: url("/fonts/gen-interface-jp/GenInterfaceJP-Regular.woff2") format("woff2"), local("Gen Interface JP"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Gen Interface JP-Bold"; src: url("/fonts/gen-interface-jp/GenInterfaceJP-Bold.woff2") format("woff2"), local("Gen Interface JP-Bold"); font-weight: 700; font-display: swap; }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
a { text-decoration: none; color: inherit; }
body { font-family: var(--sans); font-size: 18px; line-height: 1.8; color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

.img-cover { width: 100%; height: 100%; object-fit: cover; display: block; }

.breadcrumb { background: transparent; border-bottom: none; padding: 0; }
.breadcrumb__inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 48px;
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--gray-600);
}
.breadcrumb a { color: var(--blue); text-decoration: underline; transition: color var(--transition); }
.breadcrumb a:hover { color: var(--blue-dark); }
.breadcrumb__sep { color: var(--gray-400); font-size: 11px; }
.breadcrumb__cur { color: var(--text); font-weight: 500; }

.page-hero { background: var(--blue); aspect-ratio: 16 / 5; position: relative; overflow: hidden; display: flex; align-items: flex-end; }
.page-hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center; background-repeat: no-repeat;
  opacity: 0.75;
}
.page-hero__inner { max-width: 1200px; margin: 0 auto; padding: 0 48px 40px; position: relative; z-index: 1; width: 100%; }
.page-hero__title { font-size: 48px; font-weight: 800; color: #fff; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 10px; }
.page-hero__desc { font-size: 18px; color: rgba(255,255,255,0.7); line-height: 1.7; max-width: 600px; }
@media (max-width: 768px) {
  .breadcrumb__inner {
    padding: 10px 20px;
    font-size: 10px;
    flex-wrap: wrap;
  }
  .page-hero__inner { padding: 0 20px 24px; }
  .page-hero__title { font-size: 28px; }
  .page-hero__desc { font-size: 12px; }
}

.page-layout { max-width: 1200px; margin: 0 auto; padding: 56px 48px; }
.page-main { min-width: 0; }
.page-intro { font-size: 18px; color: var(--text); line-height: 1.85; margin-bottom: 48px; padding-bottom: 32px; border-bottom: 1px solid var(--gray-100); }

.detail-section { margin-bottom: 52px; }
.detail-section__title {
  font-size: 36px; font-weight: 700; color: var(--text);
  letter-spacing: -0.01em;
  padding-bottom: 14px; border-bottom: 2px solid var(--text);
  margin-bottom: 24px;
}

.lines-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.line-card { border: 1px solid var(--gray-200); overflow: hidden; }
.line-card__img {
  aspect-ratio: 2 / 1; background: var(--gray-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-400); font-size: 12px;
  border-bottom: 1px solid var(--gray-200);
}
.line-card__header { display: inline-block; padding: 8px 20px; font-size: 24px; font-weight: 700; letter-spacing: 0.02em; margin: 14px 0 0 16px; border-radius: 8px; }
.line-card__header.red-line   { background: #FDEDEC; color: #A93226; }
.line-card__header.green-line { background: #EAFAF1; color: #1E8449; }
.line-card__header.blue-line  { background: #EBF5FB; color: #1B6591; }
.line-card__body { padding: 16px 18px; font-size: 18px; color: var(--text); line-height: 1.75; }
.line-card__stops { font-size: 18px; color: var(--text); margin-top: 8px; }
.line-card__stops strong { color: var(--text); font-weight: 600; }
.line-card__footer { padding: 12px 18px; border-top: 1px solid var(--gray-100); }
.btn-line-timetable {
  display: block; width: 100%; padding: 10px; text-align: center;
  border: 1px solid var(--gray-200); background: var(--white);
  font-size: 18px; font-weight: 600; color: var(--text);
  cursor: pointer; font-family: var(--sans); text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
  border-radius: 100px;
}
.btn-line-timetable:hover { border-color: var(--blue); color: var(--blue); }

.route-map-img { width: 100%; border: 1px solid var(--gray-200); display: block; }
.gouriki-route-map { display: flex; flex-wrap: wrap; gap: 40px; margin-bottom: 12px; }
.route-map-col { flex: 1; min-width: 300px; }
.route-map-header { padding: 10px 20px; font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: 0.02em; border-radius: 8px; }
.route-map-header--am { background: #3C8C40; }
.route-map-header--pm { background: #C0392B; }
.route-map-header__sub { font-size: 12px; font-weight: 600; margin-left: 8px; }
.route-map-placeholder {
  aspect-ratio: 3 / 2; background: var(--gray-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-400); font-size: 13px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
}
.route-map-time { margin-top: 10px; font-size: 22px; font-weight: 800; color: var(--blue-deeper); }
.route-map-notes { font-size: 18px; color: var(--text); line-height: 1.8; margin-top: 4px; }

.fare-block {
  border: 1px solid var(--gray-200); border-radius: 8px;
  padding: 24px 28px; margin-bottom: 20px;
}
.fare-block__row {
  display: flex; align-items: baseline; gap: 10px;
  margin-bottom: 8px;
}
.fare-block__row:last-of-type { margin-bottom: 0; }
.fare-block__label { font-size: 18px; color: var(--text); min-width: 44px; }
.fare-block__amount {
  font-size: 22px; font-weight: 800; color: var(--blue-deeper);
  letter-spacing: -0.01em;
}
.fare-block__notes { list-style: none; margin-top: 18px; }
.fare-block__notes li {
  position: relative; padding-left: 14px;
  font-size: 18px; color: var(--text); line-height: 1.8;
}
.fare-block__notes li::before { content: '・'; position: absolute; left: 0; color: var(--gray-400); }
.fare-buttons { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-top: 12px; margin-bottom: 32px; }
.btn-buy { display: flex; justify-content: center; }
.btn-buy a { display: inline-flex; align-items: center; justify-content: center; width: 100%; max-width: 340px; background: var(--blue); color: #fff; padding: 16px 32px; font-size: 18px; font-weight: 700; font-family: var(--sans); text-decoration: none; letter-spacing: 0.02em; transition: background var(--transition); border-radius: 100px; }
.btn-buy a:hover { background: var(--blue-dark); }

.offline-intro { font-size: 18px; color: var(--text); margin-bottom: 16px; }
.offline-list { list-style: none; }
.offline-item { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--gray-100); font-size: 18px; }
.offline-item:last-child { border-bottom: none; }
.offline-item__note { font-size: 12px; color: var(--text); }

.spots-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 16px; margin-top: 8px; }
.spot-card { border: 1px solid var(--gray-200); display: flex; flex-direction: column; position: relative; }
.spot-card__badge {
  position: absolute; top: -20px; left: 50%; transform: translateX(-50%);
  width: 70px; height: auto; z-index: 2; pointer-events: none;
}
.spot-card__img { aspect-ratio: 3 / 2; background: var(--gray-100); display: flex; align-items: center; justify-content: center; color: var(--gray-400); font-size: 12px; overflow: hidden; }
.spot-card__body { padding: 12px 14px; flex: 1; display: flex; flex-direction: column; }
.spot-card__name { font-size: 24px; font-weight: 700; color: var(--text); margin: 0 0 6px; }
.spot-card__desc { font-size: 18px; color: var(--text); line-height: 1.75; }
.spot-card__access {
  display: flex; align-items: flex-start; gap: 5px;
  font-size: 12px; color: var(--text); line-height: 1.6;
  margin-top: auto; padding-top: 8px; border-top: 1px dashed var(--gray-200);
  min-height: 54px;
}
.spot-card__access i { color: var(--blue); font-size: 16px; margin-top: 3px; flex-shrink: 0; }
.spot-card__actions { display: flex; flex-direction: column; gap: 8px; margin-top: 0; padding-top: 10px; min-height: 96px; }
.spot-card__actions .spot-card__btn { margin-top: 0; }
.spot-card__btn {
  display: flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 6px 12px; text-align: center; line-height: 1.3;
  border: 1px solid var(--blue); color: var(--blue);
  font-size: 18px; font-weight: 600;
  letter-spacing: 0.02em; transition: background var(--transition), color var(--transition);
  border-radius: 100px;
}
.spot-card__btn:hover { background: var(--blue); color: #fff; border-radius: 100px; }
.spot-card__btn--primary { background: var(--blue); color: #fff; }
.spot-card__btn--primary:hover { background: var(--blue-dark); color: #fff; }

.notes-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.notes-list li { font-size: 18px; color: var(--text); padding-left: 14px; position: relative; line-height: 1.75; }
.notes-list li::before { content: '・'; position: absolute; left: 0; color: var(--gray-400); }

.notes-list a,
.fare-block__notes a,
.route-map-notes a {
  color: var(--blue); text-decoration: underline; transition: color var(--transition);
}
.notes-list a:hover,
.fare-block__notes a:hover,
.route-map-notes a:hover {
  color: var(--blue-dark);
}

@media (max-width: 768px) {
  .page-layout { padding: 32px 20px; }
  .lines-grid { grid-template-columns: 1fr; }
  .spots-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-section__title { font-size: 24px; }
  .page-intro { font-size: 12px; }
  .fare-block { padding: 20px; }
  .fare-block__label { font-size: 12px; }
  .fare-block__amount { font-size: 20px; }
  .fare-block__notes li { font-size: 12px; }
  .offline-intro { font-size: 12px; }
  .offline-item { font-size: 12px; }
  .spot-card__name { font-size: 16px; }
  .spot-card__desc { font-size: 12px; }
  .spot-card__access { font-size: 10px; }
  .notes-list li { font-size: 12px; }
  .line-card__header { font-size: 16px; }
  .line-card__body { font-size: 12px; }
  .line-card__stops { font-size: 12px; }
  .btn-line-timetable { font-size: 16px; }
  .route-map-header { font-size: 16px; }
  .route-map-header__sub { font-size: 10px; }
  .route-map-notes { font-size: 12px; }
  .btn-buy a { font-size: 16px; padding: 12px 24px; }
  .offline-item__note { font-size: 10px; }
  .spot-card__btn { font-size: 16px; }
}