:root {
  --bg: #f7f6f1;
  --surface: #ffffff;
  --surface-soft: #eeeee7;
  --ink: #1d2528;
  --muted: #667174;
  --line: #d9d8d0;
  --accent: #0f6f67;
  --accent-deep: #0a4c47;
  --warm: #b4572f;
  --notice: #7a5b12;
  --shadow: 0 14px 34px rgba(29, 37, 40, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  color: var(--ink);
  background: var(--bg);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
}

body {
  margin: 0;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 246, 241, 0.96);
  backdrop-filter: blur(12px);
}

.header-inner,
.section-inner,
.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 64px;
}

.site-brand {
  text-decoration: none;
}

.site-brand strong {
  display: block;
  font-size: 1.06rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.site-brand span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.nav-toggle {
  display: none;
}

.site-nav {
  display: flex;
  gap: 14px;
  align-items: center;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--accent-deep);
}

.hero {
  padding: 44px 0 30px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fbfaf6 0%, var(--bg) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 32px;
  align-items: end;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  line-height: 1.35;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.25rem);
  max-width: 12em;
}

h2 {
  margin: 0;
  font-size: 1.55rem;
}

h3 {
  margin: 0;
  font-size: 1.05rem;
}

.lead {
  margin: 18px 0 0;
  max-width: 42em;
  color: #3f4a4d;
  font-size: 1.02rem;
}

.hero-panel {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 18px;
  box-shadow: var(--shadow);
}

.hero-panel p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.home-hero {
  padding: 34px 0 28px;
}

.home-hero h1 {
  max-width: 18em;
  font-size: clamp(1.9rem, 4.4vw, 3.35rem);
}

.home-hero .lead {
  max-width: 50em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--accent-deep);
  background: var(--accent-deep);
  color: #fff;
  padding: 8px 16px;
  font-weight: 700;
  text-decoration: none;
}

.button-link-secondary {
  background: transparent;
  color: var(--accent-deep);
}

.button-link:hover,
.button-link:focus {
  box-shadow: var(--shadow);
}

.section {
  padding: 34px 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 18px;
}

.section-head p {
  max-width: 42em;
  margin: 8px 0 0;
  color: var(--muted);
}

.section-kicker {
  margin: 0 0 4px !important;
  color: var(--accent-deep) !important;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-emphasis {
  border-block: 1px solid var(--line);
  background: #f0efe9;
}

.text-link {
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: none;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.category-card {
  min-height: 172px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 16px;
  text-decoration: none;
}

.category-card:hover,
.category-card:focus {
  border-color: var(--accent);
}

.category-card strong {
  display: block;
  line-height: 1.45;
}

.category-card span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.category-card em {
  display: block;
  margin-top: 18px;
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 700;
}

.home-character-guide {
  padding-top: 22px;
}

.character-guide-inner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.character-guide-inner p:not(.section-kicker) {
  max-width: 48em;
  margin: 8px 0 0;
  color: var(--muted);
}

.character-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.character-lineup {
  overflow: hidden;
  margin: 0 0 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.character-lineup img {
  width: 100%;
  height: auto;
}

.character-card {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 16px;
  min-height: 300px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 20px;
  text-decoration: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.character-card:hover,
.character-card:focus {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.character-avatar {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  aspect-ratio: 3 / 4;
  border: 1px solid rgba(15, 111, 103, 0.22);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(0, 128, 128, 0.12), rgba(223, 230, 233, 0.62)),
    var(--surface-soft);
  color: var(--accent-deep);
}

.character-avatar img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10px;
}

.character-avatar span {
  position: relative;
  z-index: 0;
  display: grid;
  place-items: center;
  width: 58%;
  aspect-ratio: 1;
  border: 1px solid rgba(15, 111, 103, 0.24);
  background: rgba(255, 255, 255, 0.72);
  font-size: 2rem;
  font-weight: 700;
}

.character-card h2 {
  margin-top: 4px;
  font-size: 1.08rem;
}

.character-card h2 span,
.character-title h1 span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
}

.character-roman {
  margin: 0 0 6px;
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 700;
}

.character-catch {
  margin: 10px 0 8px;
  color: #3f4a4d;
  font-weight: 700;
}

.character-card p:not(.character-roman):not(.character-catch) {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.guide-team-title .character-lineup {
  margin-bottom: 26px;
}

.guide-team-title h1 {
  max-width: 11em;
}

.guide-team-title .lead {
  font-weight: 700;
}

.guide-prompt-section {
  background: #fbfaf6;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.guide-prompt-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
}

.guide-prompt-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 12px;
  text-decoration: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.guide-prompt-card:hover,
.guide-prompt-card:focus {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.guide-prompt-card .character-avatar {
  aspect-ratio: 1;
}

.guide-prompt-card .character-avatar img {
  padding: 6px;
}

.guide-prompt-card strong,
.guide-prompt-card span {
  display: block;
}

.guide-prompt-card strong {
  line-height: 1.4;
}

.guide-prompt-card span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.character-title-grid {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.character-title .character-avatar {
  width: 190px;
}

.related-list {
  margin: 12px 0 22px;
  padding-left: 1.2em;
}

.empty-related {
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.62);
  padding: 14px 16px;
  color: var(--muted);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.article-grid.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.featured-grid .article-card {
  box-shadow: var(--shadow);
}

.featured-grid .article-card h3 {
  font-size: 1.2rem;
}

.article-card {
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
}

.article-thumb {
  aspect-ratio: 1200 / 630;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(15, 111, 103, 0.16), rgba(180, 87, 47, 0.16)),
    repeating-linear-gradient(45deg, #f6f2e9 0, #f6f2e9 10px, #ebe8dd 10px, #ebe8dd 20px);
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-card-body {
  padding: 16px;
}

.article-card-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.label {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border: 1px solid rgba(15, 111, 103, 0.28);
  color: var(--accent-deep);
  background: #edf8f6;
  padding: 2px 8px;
  font-size: 0.76rem;
  font-weight: 700;
}

.label-muted {
  border-color: var(--line);
  color: var(--muted);
  background: var(--surface-soft);
}

.label-live {
  border-color: rgba(180, 87, 47, 0.28);
  color: var(--warm);
  background: #fff1e9;
}

.label-notice {
  border-color: rgba(122, 91, 18, 0.28);
  color: var(--notice);
  background: #fff6d8;
}

.article-card h3 a,
.article-card h3 span {
  text-decoration: none;
}

.article-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.article-card-meta {
  color: #7b8385;
  font-size: 0.82rem;
}

.page-title {
  padding: 34px 0 24px;
  border-bottom: 1px solid var(--line);
}

.page-title h1 {
  font-size: clamp(1.85rem, 6vw, 3.1rem);
}

.page-title p {
  max-width: 48em;
  margin: 14px 0 0;
  color: #3f4a4d;
}

.content-band {
  padding: 34px 0;
}

.prose {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
}

.prose h2 {
  margin-top: 30px;
}

.prose figure {
  margin: 24px 0;
}

.prose figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.prose figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.prose p {
  color: #3f4a4d;
}

.prose blockquote {
  margin: 22px 0;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.62);
  padding: 12px 16px;
  color: #3f4a4d;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0;
  background: var(--surface);
  font-size: 0.94rem;
}

.prose .table-scroll {
  overflow-x: auto;
  margin: 22px 0;
  -webkit-overflow-scrolling: touch;
}

.prose .table-scroll table {
  min-width: 680px;
  margin: 0;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.prose th {
  background: var(--surface-soft);
  color: var(--ink);
}

.article-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
}

.breadcrumb {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.86rem;
}

.breadcrumb a {
  text-decoration: none;
}

.source-note {
  border-top: 1px solid var(--line);
  margin-top: 30px;
  padding-top: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 28px;
}

.article-tags span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  padding: 4px 10px;
  color: var(--muted);
  font-size: 0.82rem;
}

.process-figure,
.data-figure,
.cost-figure {
  margin: 28px 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  padding: 18px;
}

.process-figure > figcaption,
.data-figure > figcaption,
.cost-figure > figcaption {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: 1rem;
}

.process-flow {
  display: grid;
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: process-step;
}

.process-flow li {
  position: relative;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px 14px 12px 52px;
  counter-increment: process-step;
}

.process-flow li::before {
  position: absolute;
  top: 50%;
  left: 14px;
  width: 26px;
  height: 26px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--accent);
  color: white;
  content: counter(process-step);
  font-weight: 700;
  line-height: 26px;
  text-align: center;
}

.process-flow li:not(:last-child)::after {
  position: absolute;
  bottom: -22px;
  left: 25px;
  color: var(--accent);
  content: "↓";
  font-size: 1.15rem;
  font-weight: 700;
}

.process-flow span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.88rem;
}

.figure-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.cost-formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.cost-formula span {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-soft);
  padding: 8px 10px;
  color: var(--ink);
  font-weight: 700;
}

.cost-formula b {
  color: var(--accent);
}

.cost-formula .cost-result {
  border-color: var(--accent);
  background: rgba(185, 100, 47, 0.12);
}

.notice {
  border-left: 5px solid var(--notice);
  background: #fff7df;
  padding: 14px 16px;
  color: #4f3c13;
}

.notice-archive,
.notice-medical,
.notice-policy,
.notice-ranking {
  margin: 18px 0;
}

.empty-state {
  grid-column: 1 / -1;
  margin: 0;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.62);
  padding: 18px;
  color: var(--muted);
}

.site-footer {
  margin-top: 34px;
  border-top: 1px solid var(--line);
  padding: 28px 0 34px;
  background: #eeede6;
  color: #4b5558;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  gap: 14px;
}

.footer-links a {
  text-decoration: none;
}

@media (max-width: 900px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 12px 0;
  }

  .site-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
    white-space: nowrap;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .category-grid,
  .character-grid,
  .guide-prompt-grid,
  .article-grid,
  .article-grid.compact {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 620px) {
  .header-inner,
  .section-inner,
  .footer-inner {
    width: min(100% - 24px, 1120px);
  }

  .hero {
    padding-top: 30px;
  }

  .process-figure,
  .data-figure,
  .cost-figure {
    margin-right: -4px;
    margin-left: -4px;
    padding: 14px;
  }

  .cost-formula {
    justify-content: flex-start;
  }

  .cost-formula span {
    padding: 7px 8px;
    font-size: 0.88rem;
  }

  .home-hero {
    padding: 24px 0 22px;
  }

  h1 {
    font-size: 2.25rem;
  }

  .section-head {
    display: block;
  }

  .section-head .text-link {
    display: inline-block;
    margin-top: 10px;
  }

  .category-grid,
  .character-grid,
  .guide-prompt-grid,
  .article-grid,
  .article-grid.compact {
    grid-template-columns: 1fr;
  }

  .category-card {
    min-height: auto;
  }

  .hero-actions,
  .hero-actions .button-link {
    width: 100%;
  }

  .character-guide-inner {
    display: block;
  }

  .character-guide-inner .text-link {
    display: inline-block;
    margin-top: 14px;
  }

  .character-card {
    min-height: auto;
  }

  .character-title-grid {
    grid-template-columns: 1fr;
  }

  .character-title .character-avatar {
    width: min(180px, 100%);
  }

  .footer-inner {
    display: block;
  }

  .footer-links {
    flex-wrap: wrap;
    margin-top: 12px;
  }
}

/* Preserve the complete supplied Kumano morning-bus thumbnail in cards. */
.article-thumb img[src="/assets/images/articles/2026/kumano-kodo-transport-trial-morning-bus-2026/main.webp"] {
  object-fit: contain;
}

/* Preserve the complete supplied SkyHub thumbnail in article cards. */
.article-thumb img[src="/assets/images/articles/2026/hidakagawa-skyhub-withdrawal-rural-logistics-2026/main.webp"] {
  object-fit: contain;
}

/* Preserve the complete supplied Airbnb vacant-house thumbnail in article cards. */
.article-thumb img[src="/assets/images/articles/2026/wakayama-airbnb-vacant-house-stay-2026/main.webp"] {
  object-fit: contain;
}