:root {
  --bg: #fdfaf5;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --accent: #f36c94;
  --accent-deep: #c1446c;
  --accent-soft: #ffe5ee;
  --text: #1f1b2c;
  --text-soft: #5c5870;
  --border: rgba(31, 27, 44, 0.08);
  --shadow: 0 20px 50px rgba(31, 27, 44, 0.08);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: "Source Sans 3", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

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

a:hover,
a:focus-visible {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.wrap {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn.primary:hover,
.btn.primary:focus-visible {
  transform: translateY(-2px);
  background: var(--accent-deep);
}

.btn.ghost {
  background: rgba(243, 108, 148, 0.15);
  color: var(--accent-deep);
  border: 1px solid rgba(243, 108, 148, 0.4);
}

.btn.ghost:hover,
.btn.ghost:focus-visible {
  transform: translateY(-2px);
  background: rgba(243, 108, 148, 0.25);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  inset: 0 0 auto 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(253, 250, 245, 0.85);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  font-size: 2rem;
}

.brand-name {
  font-family: "Kanit", "Source Sans 3", sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
}

.brand-tagline {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.hero {
  padding: clamp(3rem, 6vw, 5.5rem) 0;
}

.hero--subpage {
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.topic-hero {
  padding: clamp(3rem, 6vw, 4.5rem) 0 clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, rgba(243, 108, 148, 0.12), rgba(255, 196, 208, 0.18));
}

.topic-hero .hero-copy {
  text-align: left;
}

.topic-hero .hero-copy h1 {
  font-size: clamp(2.2rem, 4vw, 2.8rem);
}

.topic-meta {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: clamp(1.5rem, 5vw, 2.5rem);
}

.meta-card {
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  border: 1px solid var(--border);
  box-shadow: 0 14px 32px rgba(31, 27, 44, 0.08);
  display: grid;
  gap: 1rem;
}

.meta-card h2 {
  margin: 0;
  font-size: 1.3rem;
  font-family: "Kanit", "Source Sans 3", sans-serif;
}

.meta-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-soft);
}

.meta-card dl {
  margin: 0;
  color: var(--text-soft);
}

.meta-card dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--accent-deep);
}

.meta-card dd {
  margin: 0.4rem 0 1rem 0;
}

.topic-brief {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  margin-top: clamp(2.5rem, 6vw, 3.5rem);
}

.brief-card,
.brief-aside {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  border: 1px solid rgba(243, 108, 148, 0.12);
}

.brief-card h2 {
  margin: 0 0 1rem 0;
  font-size: 1.5rem;
  font-family: "Kanit", "Source Sans 3", sans-serif;
}

.brief-card p {
  color: var(--text-soft);
}

.brief-aside h3 {
  margin-top: 0;
  font-size: 1.1rem;
  font-family: "Kanit", "Source Sans 3", sans-serif;
}

.brief-aside ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-soft);
}

.topic-stories {
  margin-top: clamp(3rem, 6vw, 4rem);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
}

.topic-stories header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2.2rem;
}

.story-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.story-card {
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  border: 1px solid var(--border);
  box-shadow: 0 12px 26px rgba(31, 27, 44, 0.08);
  display: grid;
  gap: 1rem;
}

.story-card h3 {
  margin: 0;
  font-size: 1.25rem;
  font-family: "Kanit", "Source Sans 3", sans-serif;
}

.story-card p {
  color: var(--text-soft);
  margin: 0;
}

.story-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-soft);
}

.article {
  background: var(--bg);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.article article {
  display: grid;
  gap: clamp(2.5rem, 5vw, 3.5rem);
}

.article-hero {
  background: linear-gradient(135deg, rgba(243, 108, 148, 0.16), rgba(255, 210, 223, 0.22));
  padding: clamp(3rem, 8vw, 5rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.article-hero .hero-copy {
  max-width: 760px;
}

.article-meta {
  margin: 1.5rem 0 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.article-intro p {
  color: var(--text-soft);
  margin-bottom: 1rem;
}

.article-toc h2,
.data-instructions h2,
.methodology h2,
.category-header h2,
.next-steps h2 {
  font-family: "Kanit", "Source Sans 3", sans-serif;
  font-size: clamp(1.75rem, 3vw, 2.1rem);
  margin-bottom: 0.6rem;
}

.article-toc p {
  color: var(--text-soft);
}

.category-list {
  counter-reset: toc;
  display: grid;
  gap: 0.4rem;
  padding-left: 1.5rem;
  margin: 1.2rem 0 0 0;
}

.category-list li {
  font-weight: 600;
}

.data-instructions,
.methodology,
.next-steps {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: clamp(1.8rem, 3vw, 2.4rem);
  border: 1px solid rgba(243, 108, 148, 0.12);
  color: var(--text-soft);
}

.data-instructions ol,
.methodology ul {
  margin: 1.2rem 0 0 0;
  padding-left: 1.4rem;
}

.methodology ul li + li {
  margin-top: 0.6rem;
}

.category-header {
  display: grid;
  gap: 1rem;
  padding: clamp(1.8rem, 3vw, 2.2rem);
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(31, 27, 44, 0.08);
}

.category-header p {
  margin: 0;
  color: var(--text-soft);
}

.category-search {
  background: rgba(243, 108, 148, 0.08);
  border-radius: var(--radius-sm);
  padding: 1.2rem 1.4rem;
  border: 1px solid rgba(243, 108, 148, 0.16);
}

.category-search h3 {
  margin-top: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-deep);
  letter-spacing: 0.03em;
}

.category-search ul {
  margin: 0.6rem 0 0 0;
  padding-left: 1.2rem;
  color: var(--text-soft);
  font-family: "Source Sans 3", monospace;
  font-size: 0.95rem;
}


.city-grid-intro p {
  color: var(--text-soft);
}

.city-switcher {
  background: var(--surface);
  border: 1px solid rgba(243, 108, 148, 0.12);
  border-radius: var(--radius-md);
  padding: 1rem 1.4rem;
  margin-top: -1rem;
  margin-bottom: clamp(1.2rem, 3vw, 1.8rem);
  font-size: 0.95rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  color: var(--text-soft);
}

.city-switcher strong {
  color: var(--accent-deep);
}

.city-switcher a {
  font-weight: 600;
  color: var(--accent-deep);
}

.city-switcher .current {
  font-weight: 700;
  color: var(--text);
}

.city-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  padding-bottom: clamp(2rem, 4vw, 3rem);
}

.city-card {
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: 0 16px 32px rgba(31, 27, 44, 0.12);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  display: grid;
  gap: 1rem;
}

.city-card header p {
  margin: 0;
  color: var(--accent-deep);
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
}

.city-card header h2 {
  margin: 0.4rem 0 0 0;
  font-family: "Kanit", "Source Sans 3", sans-serif;
  font-size: 1.4rem;
}

.city-card p {
  color: var(--text-soft);
  margin: 0;
  line-height: 1.6;
}

.city-card-meta {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-soft);
  display: grid;
  gap: 0.2rem;
  font-size: 0.9rem;
}

.city-card .btn {
  justify-self: flex-start;
}

.city-card--coming-soon {
  opacity: 0.65;
  border-style: dashed;
  background: rgba(253, 250, 245, 0.72);
}

.city-card .btn.disabled,
.city-card .btn[aria-disabled="true"] {
  pointer-events: none;
  cursor: default;
  opacity: 0.6;
}

.ranking-stack {
  margin-top: 1.5rem;
  padding: clamp(1.6rem, 3vw, 2rem);
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: 0 12px 32px rgba(31, 27, 44, 0.12);
  display: grid;
  gap: 1.5rem;
}

.ranking-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.2rem;
}

.rank-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(243, 108, 148, 0.12);
  background: rgba(255, 255, 255, 0.72);
}

.rank-number {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  box-shadow: 0 6px 16px rgba(243, 108, 148, 0.3);
}

.rank-main h3 {
  margin: 0;
  font-size: 1.1rem;
}

.rank-main h3 a {
  color: inherit;
}

.rank-location {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.rank-meta {
  margin: 0.6rem 0 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.5;
}

.rank-highlight {
  margin: 0.7rem 0 0 0;
  color: var(--text);
  font-style: italic;
}

.rank-score {
  display: grid;
  justify-items: center;
  gap: 0.2rem;
  min-width: 4.5rem;
}

.score-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-deep);
}

.score-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-soft);
}

.ranking-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-soft);
  text-align: right;
}

.ranking-note::before {
  content: '※ ';
  color: var(--accent);
}

@media (max-width: 720px) {
  .rank-item {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .rank-score {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-items: flex-start;
    flex-direction: row;
    display: flex;
    gap: 0.6rem;
    align-items: baseline;
  }

  .ranking-note {
    text-align: left;
  }
}

.meta-coming-soon {
  color: var(--text-soft);
  font-style: italic;
}
.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: center;
}

.hero-copy .eyebrow {
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-deep);
  text-transform: uppercase;
}

.hero-copy h1 {
  font-family: "Kanit", "Source Sans 3", sans-serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.2;
  margin: 0.75rem 0;
}

.lead {
  font-size: 1.05rem;
  color: var(--text-soft);
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-card {
  margin: 0;
  background: var(--surface-strong);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.hero-card img {
  height: 280px;
  object-fit: cover;
  width: 100%;
  border-radius: var(--radius-md);
}

.hero-card figcaption {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.topics {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.topics header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.topics h2,
.story h2,
.posts h2 {
  font-family: "Kanit", "Source Sans 3", sans-serif;
  font-size: clamp(1.9rem, 3vw, 2.3rem);
  margin-bottom: 0.5rem;
}

.topics p {
  color: var(--text-soft);
  margin: 0 auto;
}

.topic-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.topic-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  border: 1px solid rgba(243, 108, 148, 0.1);
  backdrop-filter: blur(6px);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

.topic-card::after {
  content: attr(data-topic);
  position: absolute;
  inset: 1.1rem auto auto 1.5rem;
  text-transform: uppercase;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(31, 27, 44, 0.35);
}

.topic-card h3 {
  font-size: 1.15rem;
  margin-top: 1rem;
}

.topic-card p {
  color: var(--text-soft);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.topic-link {
  font-weight: 600;
  color: var(--accent-deep);
}

.topic-card:hover,
.topic-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.topic-card.topic-completed {
  border: 2px solid #22c55e;
  box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.15);
}

.topic-card.topic-completed::before {
  content: '✓';
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 1.5rem;
  height: 1.5rem;
  background: #22c55e;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
}

.story {
  display: grid;
  gap: 2.5rem;
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
}

.story-content p {
  color: var(--text-soft);
}

.story-content ul {
  padding: 0;
  margin: 1.5rem 0 0 0;
  list-style: none;
  display: grid;
  gap: 1rem;
}

.story-content li {
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  border: 1px solid var(--border);
}

.story-aside {
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.story-aside dl {
  display: grid;
  gap: 1.2rem;
  margin: 0;
}

.story-aside dt {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-soft);
}

.story-aside dd {
  margin: 0.4rem 0 0 0;
  font-size: 1.05rem;
}

.posts {
  padding: clamp(2.5rem, 5vw, 4rem) 0 5rem;
}

.posts header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.post-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.post-card {
  background: var(--surface-strong);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(31, 27, 44, 0.08);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.post-topic {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-deep);
  text-transform: uppercase;
  margin: 0;
}

.post-card h3 {
  margin: 0;
  font-size: 1.3rem;
  font-family: "Kanit", "Source Sans 3", sans-serif;
}

.post-card .post-meta {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.post-summary {
  color: var(--text-soft);
  margin: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-weight: 600;
}

.post-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.post-cta {
  margin-top: 2.5rem;
  text-align: center;
  color: var(--text-soft);
  display: grid;
  gap: 1.2rem;
  justify-items: center;
}


.site-footer {
  padding: 2.5rem 0 3.5rem;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: flex-start;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.footer-links {
  display: grid;
  gap: 0.6rem;
  font-weight: 600;
}

.footer-meta {
  color: var(--text-soft);
  font-size: 0.85rem;
  display: grid;
  gap: 0.6rem;
}

.license {
  margin: 0;
}

@media (max-width: 820px) {
  .site-nav {
    display: none;
  }

  .story {
    grid-template-columns: 1fr;
  }

  .topic-brief {
    grid-template-columns: 1fr;
  }

  .category-search ul {
    padding-left: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}