: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;
  --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; }

html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }

.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-layout { max-width: 1200px; margin: 0 auto; padding: 56px 48px; }
.page-main { min-width: 0; }
.page-h1 {
  font-size: 48px; font-weight: 800; color: var(--text);
  letter-spacing: -0.02em; margin-bottom: 24px;
}

.route-section { margin-bottom: 56px; scroll-margin-top: 120px; }
.route-section__title {
  font-size: 36px; font-weight: 700; color: var(--text);
  letter-spacing: -0.02em; padding-bottom: 16px;
  border-bottom: 2px solid var(--text); margin-bottom: 28px;
}

.route-list-box {
  border: 1px solid var(--gray-200); border-radius: 16px;
  padding: 28px 32px; margin-bottom: 16px;
}
.route-list-box__area {
  font-size: 24px; font-weight: 700; color: var(--text);
  letter-spacing: -0.01em; margin-bottom: 12px;
}
.route-list-box__list {
  list-style: none; column-count: 2; column-gap: 40px;
}
.route-list-box__list li {
  position: relative; padding: 12px 0 12px 16px;
  font-size: 18px; color: var(--text); line-height: 1.7;
  break-inside: avoid;
}
.route-list-box__list li::before {
  content: "・"; position: absolute; left: 0; color: var(--gray-400);
}
.route-list-box__btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: fit-content;
  background: var(--blue); color: #fff;
  padding: 13px 32px; font-size: 16px; font-weight: 600;
  text-decoration: none; letter-spacing: 0.03em;
  margin: 20px auto 0;
  transition: background var(--transition);
  border-radius: 100px;
}
.route-list-box__btn:hover { background: var(--blue-dark); }

.route-map-list {
  display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: center; gap: 12px;
  margin-bottom: 56px;
}
.route-map-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff; font-size: 18px; font-weight: 700;
  padding: 16px 32px; border-radius: 100px; text-decoration: none;
  letter-spacing: 0.03em; transition: background var(--transition);
}
.route-map-btn:hover { background: var(--blue-dark); }

.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); }

@media (max-width: 768px) {
  .page-layout { max-width: 100%; margin: 0; padding: 32px 20px; }
  .breadcrumb__inner { padding: 10px 20px; font-size: 10px; flex-wrap: wrap; }
  .page-h1 { font-size: 28px; }
  .route-section__title { font-size: 24px; }
  .route-list-box__area { font-size: 16px; }
  .route-list-box { padding: 20px; }
  .route-list-box__list { column-count: 1; }
  .route-list-box__list li { font-size: 12px; }
  .route-map-list { margin-bottom: 32px; }
  .route-map-btn { font-size: 16px; padding: 12px 24px; }
  .notes-list li { font-size: 12px; }
}