:root {
  color-scheme: light;
  --paper: #f4efe6;
  --paper-light: #fbf8f2;
  --card: #fffdf8;
  --ink: #20332e;
  --ink-soft: #66726c;
  --line: rgba(32, 51, 46, 0.14);
  --vermilion: #bb5b45;
  --vermilion-deep: #984632;
  --accent: #617e70;
  --accent-deep: #496759;
  --shadow: 0 4px 16px rgba(56, 48, 37, 0.04);
  --shadow-hover: 0 8px 24px rgba(56, 48, 37, 0.08);
  --radius-large: 1.25rem;
  --content-width: 68rem;
  --page-gutter: clamp(1rem, 3vw, 2rem);
  --serif: "Iowan Old Style", "Palatino Linotype", "Yu Mincho",
    "Hiragino Mincho ProN", Georgia, serif;
  --sans: "Avenir Next", Avenir, "Hiragino Kaku Gothic ProN",
    "Yu Gothic", "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

body {
  min-width: 0;
}

main {
  padding-block: clamp(1.5rem, 3vw, 2.5rem) clamp(3rem, 6vw, 5rem);
}

.back-link {
  min-height: 2.75rem;
  margin-bottom: 0;
  font-size: 0.875rem;
}

.back-link:focus-visible,
.article-card:focus-visible,
.destination-link:focus-visible {
  outline: 3px solid var(--vermilion-deep);
  outline-offset: 0.25rem;
}

.articles__header {
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 0.25rem 0.65rem;
  margin-bottom: 0.5rem;
}

.articles h1 {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.6;
  text-transform: none;
}

.articles__onsen-icon {
  display: inline-block;
  width: 1.25em;
  height: 1.25em;
  vertical-align: -0.2em;
}

.lesson-section + .lesson-section,
.destinations {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.section-heading {
  display: flex;
  gap: 0.75rem 2rem;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.section-heading h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.4vw, 1.75rem);
  font-weight: 500;
  line-height: 1.3;
}

.section-heading p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.875rem;
}

.section-heading .section-heading__eyebrow {
  margin-bottom: 0.45rem;
  color: var(--accent-deep);
  font-weight: 700;
}

.article-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

.article-card {
  min-height: 0;
  padding: clamp(1.25rem, 2.4vw, 1.75rem);
}

.article-card--green {
  background:
    radial-gradient(circle at 92% 11%, rgba(77, 109, 94, 0.13), transparent 10rem),
    var(--card);
}

.article-card::before {
  border-top-width: 2px;
}

.article-card--green::before {
  border-top-color: var(--accent);
}

.article-card__glyph {
  top: 0.25rem;
  right: 0.6rem;
  color: rgba(66, 100, 84, 0.055);
  font-size: clamp(6rem, 10vw, 8rem);
}

.article-card__glyph--dialogue {
  width: 1em;
  height: 1em;
  color: rgba(187, 91, 69, 0.055);
}

.article-card__meta {
  gap: 0.5rem 0.65rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.5;
  text-transform: none;
}

.article-card__meta > span:last-child {
  flex: 1 1 9rem;
  min-width: 0;
}

.level-badge {
  flex: 0 0 auto;
  min-width: 2.5rem;
  min-height: 1.875rem;
  color: #fff;
  background: var(--vermilion-deep);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.article-card--green .level-badge {
  background: var(--accent-deep);
}

.article-card__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.article-card__english {
  margin-top: 0.55rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.5;
  text-transform: none;
}

.article-card--green .article-card__english {
  color: var(--accent-deep);
}

.article-card__description {
  margin: 1rem 0 1.5rem;
  font-size: 1rem;
}

.article-card__cta {
  padding-top: 1rem;
  font-size: 0.875rem;
  font-weight: 700;
}

.article-card__arrow {
  flex: 0 0 2rem;
  width: 2rem;
  font-size: 1rem;
}

/* A clean split keeps both people in the illustration visible. */
.article-card--featured {
  display: grid;
  grid-template-areas: "body media";
  grid-template-columns: minmax(0, 0.45fr) minmax(0, 0.55fr);
  padding: 0;
}

.article-card--featured .article-card__body {
  grid-area: body;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.article-card--featured .article-card__title {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
}

.article-card__media {
  position: relative;
  grid-area: media;
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 22rem;
  overflow: hidden;
  border-left: 1px solid var(--line);
  background: #d8c29d;
}

.article-card__media img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.destinations .section-heading {
  margin-bottom: 1.5rem;
}

.destinations .section-heading__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.65rem;
  font-size: 0.75rem;
  letter-spacing: 0.045em;
}

.destinations__level {
  padding: 0.1rem 0.5rem;
  border: 1px solid rgba(73, 103, 89, 0.25);
  border-radius: 0.3rem;
  background: #e8eee5;
  letter-spacing: 0;
}

.destinations .section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.25rem);
  letter-spacing: -0.025em;
}

.section-heading .destinations__intro {
  margin-top: 0.5rem;
  font-size: 0.9375rem;
}

.destination-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.29fr) minmax(0, 0.71fr);
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: var(--paper-light);
}

.destination-card__map {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-width: 0;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  gap: 1.5rem;
  align-items: center;
  border-right: 1px solid var(--line);
  background: #e8eee5;
}

.destination-map-kicker {
  margin: 0 0 0.85rem;
  color: var(--accent-deep);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.destination-map-heading {
  display: grid;
  gap: 0.3rem;
  margin: 0;
  color: var(--ink);
  line-height: 1.4;
}

.destination-map-heading [lang="ja"] {
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.25vw, 1.75rem);
  font-weight: 500;
}

.destination-map-heading span:last-child {
  color: var(--accent-deep);
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 500;
}

.destination-map {
  display: block;
  width: 100%;
  height: auto;
  max-height: 23rem;
  overflow: visible;
}

.destination-map-note {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(73, 103, 89, 0.2);
  color: var(--accent-deep);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.5;
}

.destination-map__island {
  fill: #cfddcf;
  stroke: #789180;
  stroke-linejoin: round;
  stroke-width: 2;
}

.destination-map__island--minor {
  stroke-width: 2;
}

.destination-map__water-line {
  fill: none;
  stroke: rgba(73, 103, 89, 0.16);
  stroke-dasharray: 5 8;
  stroke-linecap: round;
  stroke-width: 2;
}

.destination-map__marker-halo {
  fill: var(--town-halo, rgba(187, 91, 69, 0.16));
  transition: fill 200ms ease;
}

.destination-map__marker-pin {
  fill: var(--town-color, var(--vermilion-deep));
  stroke: var(--card);
  stroke-width: 3;
  transition: fill 200ms ease;
}

.destination-map__marker-number {
  fill: #fff;
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 700;
}

.destination-map__marker-label {
  fill: var(--ink);
  paint-order: stroke;
  stroke: #e8eee5;
  stroke-linejoin: round;
  stroke-width: 6px;
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 600;
}

/* Tie each reading to its map marker for pointer and keyboard exploration. */
.destination-panel:has(.destination-link[data-town="kusatsu"]:is(:hover, :focus-visible)) .destination-map__town[data-town="kusatsu"],
.destination-panel:has(.destination-link[data-town="hakone"]:is(:hover, :focus-visible)) .destination-map__town[data-town="hakone"],
.destination-panel:has(.destination-link[data-town="kinosaki"]:is(:hover, :focus-visible)) .destination-map__town[data-town="kinosaki"],
.destination-panel:has(.destination-link[data-town="beppu"]:is(:hover, :focus-visible)) .destination-map__town[data-town="beppu"] {
  --town-color: var(--accent-deep);
  --town-halo: rgba(73, 103, 89, 0.3);
}

.destination-card__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
  padding: clamp(1rem, 2vw, 1.5rem);
  list-style: none;
}

.destination-card__list li {
  min-width: 0;
}

.destination-link {
  display: flex;
  position: relative;
  flex-direction: column;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  color: var(--ink);
  background: var(--card);
  line-height: 1.4;
  text-decoration: none;
  transition: border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
}

.destination-link__media {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 2.45;
  background: #d3ddd0;
}

.destination-link__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}

.destination-link[data-town="hakone"] img {
  object-position: center 42%;
}

.destination-link[data-town="beppu"] img {
  object-position: center 65%;
}

.destination-link__number {
  display: grid;
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  width: 1.875rem;
  height: 1.875rem;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--card);
  color: #fff;
  background: var(--vermilion-deep);
  font-size: 0.8125rem;
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(32, 51, 46, 0.15);
}

.destination-link__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1rem 1.125rem 0.8rem;
}

.destination-link__label {
  display: grid;
  min-width: 0;
  gap: 0.15rem;
}

.destination-link__japanese {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.35;
}

.destination-link__english {
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.destination-link__english > span {
  color: var(--ink-soft);
  font-weight: 400;
}

.destination-link__description {
  margin: 0.65rem 0 0.875rem;
  color: var(--ink-soft);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.destination-link__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line);
  color: var(--accent-deep);
  font-size: 0.75rem;
  font-weight: 600;
}

.destination-link__arrow {
  display: grid;
  flex: 0 0 1.5rem;
  width: 1.5rem;
  height: 1.5rem;
  place-items: center;
  border-radius: 50%;
  color: var(--accent-deep);
  background: #e8eee5;
  font-size: 1rem;
  transition: color 200ms ease, background 200ms ease;
}

.destination-link:focus-visible .destination-link__arrow {
  color: var(--card);
  background: var(--accent-deep);
}

.destination-photo-credits {
  margin-top: 0.75rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.destination-photo-credits summary {
  width: fit-content;
  padding: 0.35rem 0;
  cursor: pointer;
}

.destination-photo-credits summary:focus-visible,
.destination-photo-credits a:focus-visible {
  outline: 2px solid var(--accent-deep);
  outline-offset: 3px;
}

.destination-photo-credits p {
  margin: 0.35rem 0;
}

.destination-photo-credits a {
  color: var(--accent-deep);
  text-underline-offset: 0.15em;
}

/* Keep hover movement on devices with an accurate pointer. */
.article-card:hover {
  border-color: var(--line);
  box-shadow: var(--shadow);
  transform: none;
}

.article-card:hover .article-card__glyph,
.article-card:hover .article-card__arrow {
  transform: none;
}

.article-card:hover .article-card__arrow {
  color: var(--ink);
  background: var(--paper-light);
}

@media (hover: hover) and (pointer: fine) {
  .article-card:hover {
    border-color: rgba(32, 51, 46, 0.28);
    box-shadow: var(--shadow-hover);
    transform: translateY(-0.15rem);
  }

  .article-card:hover .article-card__arrow {
    color: #fff;
    background: var(--vermilion-deep);
    transform: translateX(0.12rem);
  }

  .article-card--green:hover .article-card__arrow {
    background: var(--accent-deep);
  }

  .destination-link:hover {
    border-color: var(--accent-deep);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }

  .destination-link:hover img {
    transform: scale(1.035);
  }

  .destination-link:hover .destination-link__arrow {
    color: var(--card);
    background: var(--accent-deep);
  }
}

@media (min-width: 48rem) and (max-width: 64rem) {
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  /* Only an unpaired final card should span both columns. */
  .article-grid > .article-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 56rem) {
  .destination-panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .destination-card__map {
    grid-template-columns: minmax(0, 1fr) minmax(12rem, 0.8fr);
    grid-template-rows: auto auto;
    gap: 1rem 2rem;
    padding: 1.5rem 2rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .destination-map-header {
    align-self: end;
  }

  .destination-map {
    grid-column: 2;
    grid-row: 1 / 3;
    max-height: 14rem;
  }

  .destination-map-note {
    align-self: start;
  }

  .article-card--featured {
    grid-template-areas: "media" "body";
    grid-template-columns: minmax(0, 1fr);
  }

  .article-card__media {
    min-height: 0;
    height: clamp(13rem, 42vw, 22rem);
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .article-card__media img {
    object-position: center 15%;
  }
}

@media (max-width: 48rem) {
  .article-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .article-grid > .article-card:last-child:nth-child(odd) {
    grid-column: auto;
  }

  .article-card--featured .article-card__body {
    padding: 1.25rem;
  }
}

@media (max-width: 36rem) {
  .destination-card__map {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 1rem;
    padding: 1.25rem;
  }

  .destination-map-header {
    align-self: center;
    text-align: center;
  }

  .destination-map-heading [lang="ja"] {
    font-size: 1.5rem;
  }

  .destination-map-kicker {
    margin-bottom: 0.5rem;
    font-size: 0.625rem;
  }

  .destination-map {
    grid-column: 1;
    grid-row: 2;
    max-height: 17rem;
  }

  .destination-map-note {
    display: none;
  }

  .destination-card__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .destination-link__media {
    aspect-ratio: 2.2;
  }
}