:root {
  --train-page-width: 960px;
  --train-content-width: 1160px;
  --train-card-min: 200px;
  --train-card-max: 240px;
  --train-card-gap: 20px;
  --train-thumb-min: 180px;
  --train-thumb-gap: 14px;
}

/* locale pre-hide: set by inline script before JS runs */
html.lang-en [data-lang="ja"] { display: none; }
html.lang-ja [data-lang="en"] { display: none; }

.train-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  max-width: var(--train-page-width);
  margin: 4px auto 8px;
  padding: 0 20px;
  box-sizing: border-box;
}

.train-breadcrumb {
  margin: 0;
  max-width: none;
  min-width: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  color: #667;
  overflow-wrap: anywhere;
}

.train-breadcrumb a {
  display: inline-block;
  padding: 2px 0;
  border-radius: 0;
  background: transparent;
  color: #2f6b45;
  text-decoration: none;
}

.train-breadcrumb a:hover {
  background: transparent;
  text-decoration: underline;
}

.train-sep {
  color: #9aa89c;
}

.train-lang-toggle {
  display: inline-block;
  flex: 0 0 auto;
  padding: 2px 10px;
  border-radius: 999px;
  background: #eef7f0;
  color: #2f6b45;
  text-decoration: none;
  font-size: .82rem;
  line-height: 1.4;
  white-space: nowrap;
}

.train-lang-toggle:hover {
  background: #dff0e3;
  color: #2f6b45;
}

.train-page-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  max-width: var(--train-page-width);
  margin: 0 auto 1rem;
  padding: 0 20px;
  font-size: .82rem;
  box-sizing: border-box;
}

.train-page-nav-center {
  flex: 1;
  text-align: center;
  font-size: .82rem;
}
.train-page-nav-center a {
  color: #336;
  text-decoration: none;
}
.train-page-nav-center a:hover { text-decoration: underline; }

.train-page-nav > * {
  min-width: 0;
}

.train-page-nav a {
  display: inline-block;
  max-width: 100%;
  padding: 4px 10px;
  border-radius: 999px;
  background: #eef3fb;
  color: #336;
  text-decoration: none;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
}

.train-page-nav a:hover {
  background: #d8e5f7;
}

.train-page-nav .train-page-nav-next {
  text-align: right;
  margin-left: auto;
}

.train-breadcrumb .current {
  display: inline-block;
  min-width: 0;
  padding: 2px 0;
  border-radius: 0;
  background: transparent;
  color: #2f6b45;
  overflow-wrap: anywhere;
}

body[data-page-layout="train-directory"] h1,
body[data-page-layout="train-gallery"] h1 {
  max-width: var(--train-page-width);
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

body[data-page-layout="train-directory"] .sec-content,
body[data-page-layout="train-gallery"] .sec-content {
  max-width: var(--train-content-width);
  margin: 0 auto;
  padding: 0 20px 28px;
  box-sizing: border-box;
}

.train-directory-shell {
  max-width: var(--train-page-width);
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.train-note {
  max-width: var(--train-page-width);
  margin: 0 0 1rem;
  margin-left: auto;
  margin-right: auto;
  padding: 0 20px;
  box-sizing: border-box;
  font-size: .92rem;
  color: #4f6c58;
  line-height: 1.75;
  text-align: left;
  overflow-wrap: anywhere;
}

.train-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--train-card-min), var(--train-card-max)));
  justify-content: start;
  gap: var(--train-card-gap);
  margin-top: 1rem;
}

@media (min-width: 860px) {
  .train-card-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.train-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  color: inherit;
  text-decoration: none;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(47,107,69,.18);
  box-shadow: 0 6px 18px rgba(32,72,44,.09);
  transition: box-shadow .15s;
}

.train-card:hover {
  box-shadow: 0 12px 28px rgba(32,72,44,.18);
}

.train-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #eff7f1;
  border: none;
  border-radius: 0;
}

.train-card span {
  display: block;
  padding: 8px 10px 9px;
  font-size: .95rem;
  line-height: 1.3;
  color: #2f6b45;
  font-weight: 600;
  background: #f4fbf5;
}

.train-ad {
  margin-top: 1.25rem;
  text-align: center;
}

body[data-page-layout="train-gallery"] .sec-content {
  max-width: 1160px;
}

body[data-page-layout="train-gallery"] .sec-content .train-gallery-copy {
  max-width: var(--train-page-width);
  margin: 0 0 .45rem;
  margin-left: auto;
  margin-right: auto;
  padding: 0 20px;
  box-sizing: border-box;
  font-size: .94rem;
  line-height: 1.75;
  color: #37443a;
  overflow-wrap: anywhere;
}

.train-gallery-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--train-thumb-min)), 1fr));
  gap: var(--train-thumb-gap);
  margin: 1.2rem 0 1.8rem;
}


@media (min-width: 760px) {
  .train-gallery-grid.is-grid-9 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: var(--train-page-width);
    margin-left: auto;
    margin-right: auto;
  }
}

@media (min-width: 980px) {
  .train-gallery-grid.is-grid-16 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: var(--train-page-width);
    margin-left: auto;
    margin-right: auto;
  }
}

.train-gallery-thumb {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(47,107,69,.18);
  background: #f4fbf5;
  box-shadow: 0 4px 12px rgba(32,72,44,.08);
}

.train-gallery-thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: none;
}

.train-gallery-thumb:hover img {
  opacity: .88;
}

.train-gallery-full-list {
  margin: 0;
}

.train-gallery-full-item {
  margin: 0 0 .9rem;
  display: block;
  margin: 0 0 2rem;
  scroll-margin-top: 18px;
}

.train-gallery-full-link {
  display: block;
  max-width: var(--train-page-width);
  margin: 0 auto;
}

.train-gallery-full-item img {
  display: block;
  width: 100%;
  max-width: var(--train-page-width);
  margin: 0 auto;
  border: none;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(32,72,44,.12);
}

.train-gallery-full-link img {
  cursor: zoom-in;
}

.train-gallery-caption {
  max-width: var(--train-page-width);
  margin: 0 auto .65rem;
  font-size: .88rem;
  color: #5b6b60;
}

.train-gallery-back {
  max-width: var(--train-page-width);
  margin: 0 auto .8rem;
  font-size: .82rem;
}

.train-gallery-back a {
  color: #2f6b45;
  text-decoration: none;
}

.train-gallery-back a:hover {
  text-decoration: underline;
}

[data-lang][hidden] {
  display: none !important;
}

body[data-page-depth="1"] {
  --train-card-min: 180px;
  --train-card-max: 220px;
}

body[data-page-depth="2"] {
  --train-card-min: 180px;
  --train-card-max: 220px;
}

body[data-page-depth="3"] {
  --train-thumb-min: 160px;
  --train-thumb-gap: 12px;
}

@media (max-width: 640px) {
  .train-header {
    align-items: center;
    padding: 0 16px;
  }

  .train-page-nav,
  body[data-page-layout="train-directory"] h1,
  body[data-page-layout="train-gallery"] h1,
  body[data-page-layout="train-directory"] .sec-content,
  body[data-page-layout="train-gallery"] .sec-content {
    padding-left: 16px;
    padding-right: 16px;
  }

  .train-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .train-card span {
    font-size: .88rem;
  }
}

.train-gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 16, 12, .92);
}

.train-gallery-lightbox[hidden] {
  display: none;
}

.train-gallery-lightbox-image {
  display: block;
  max-width: min(96vw, 1800px);
  max-height: 92vh;
  width: auto;
  height: auto;
  border-radius: 0;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .45);
}

.train-gallery-lightbox-close {
  display: none;
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  color: #fff;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.train-gallery-lightbox-close:hover {
  background: rgba(255, 255, 255, .28);
}

body.train-lightbox-open {
  overflow: hidden;
}