/*
Theme Name: TongJourney Guide
Theme URI: https://tongjourney.com
Author: Auto News Content Hub
Description: Premium travel editorial theme inspired by global magazine layouts.
Version: 1.4.0
Requires at least: 6.4
Tested up to: 7.0
Requires PHP: 8.1
Text Domain: tongjourney-guide
*/

:root {
  --paper: #ffffff;
  --bg: #fafafa;
  --ink: #111111;
  --ink-soft: #2b2b2b;
  --muted: #666666;
  --line: rgba(17, 17, 17, 0.12);
  --line-strong: rgba(17, 17, 17, 0.22);
  --sea: #157f8f;
  --sea-hover: #0f6572;
  --sun: #fff067;
  --sun-dark: #111111;
  --header: #ffffff;
  --max: 1240px;
  --article: 680px;
  --display: "DM Sans", "Noto Sans Thai", "Segoe UI", Arial, sans-serif;
  --sans: "DM Sans", "Noto Sans Thai", "Segoe UI", Arial, sans-serif;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }
ul { margin: 0; padding: 0; list-style: none; }

.shell { width: 100%; max-width: var(--max); margin: 0 auto; padding-left: 22px; padding-right: 22px; }
.section-pad { padding-top: var(--space-5); padding-bottom: var(--space-5); }
.section-pad--tight { padding-top: var(--space-3); padding-bottom: var(--space-4); }
.section-label {
  display: flex; align-items: center; gap: 6px; margin: 0 0 var(--space-3);
  font-size: 13px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink);
}
.section-arrow { font-size: 18px; line-height: 1; }

/* Header — Rest of World: clean white bar */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--header); border-bottom: 1px solid var(--line); box-shadow: 0 1px 0 rgba(0,0,0,.04); }
.utility-bar { border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted); background: var(--bg); }
.utility-bar-inner { min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.utility-tagline { font-weight: 600; letter-spacing: 0.01em; }
.utility-links { display: flex; gap: 16px; font-weight: 600; }
.utility-links a:hover { color: var(--sea); }
.masthead { background: var(--header); }
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; position: relative; }
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand-logo { height: 34px; width: auto; }
.nav-panel { display: flex; align-items: center; gap: 28px; flex: 1; justify-content: flex-end; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; font-weight: 700; color: var(--ink); list-style: none; margin: 0; padding: 0; }
.nav-links li { margin: 0; padding: 0; }
.nav-links a:hover, .nav-links .current-menu-item > a { color: var(--sea); }
.header-search { display: flex; align-items: stretch; min-width: 220px; border: 1px solid var(--line-strong); background: var(--paper); }
.header-search input {
  flex: 1; min-width: 0; border: 0; background: transparent; color: var(--ink);
  padding: 0 12px; font: inherit; font-size: 13px;
}
.header-search input::placeholder { color: var(--muted); }
.header-search button { border: 0; background: transparent; color: var(--muted); padding: 0 12px; cursor: pointer; font-size: 16px; font-weight: 700; }
.header-search button:hover { color: var(--ink); }
.nav-toggle {
  display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: var(--paper);
  padding: 10px; cursor: pointer; flex-direction: column; justify-content: center; gap: 5px;
}
.nav-toggle-bar { display: block; height: 2px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
body.nav-open .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Typography */
.kicker {
  display: inline-block; font-family: var(--sans); font-size: 11px; font-weight: 800;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--sea);
}
.kicker--sm { font-size: 10px; }
.read-badge {
  display: inline-flex; align-items: center; font-size: 12px; font-weight: 700; color: var(--muted);
  letter-spacing: 0.02em;
}
.read-badge--sm { font-size: 11px; }
.read-badge--inline { font-weight: 600; }
.story-byline { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.story-byline--compact { margin-top: 10px; font-size: 12px; }
.story-byline--article { margin: 14px 0 0; padding-top: 14px; border-top: 1px solid var(--line); }
.byline-name { font-weight: 700; color: var(--ink-soft); }
.byline-sep { opacity: 0.4; }

/* Buttons */
.button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px;
  border: 1px solid var(--line-strong); background: var(--paper); color: var(--ink); font-weight: 800; font-size: 14px;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.button:hover { background: var(--bg); }
.button--dark { background: var(--ink); color: #fff; border-color: var(--ink); }
.button--dark:hover { background: #2a2a2a; }
.button--accent { background: var(--sun); color: var(--sun-dark); border-color: var(--sun); }
.button--accent:hover { background: #ffe94a; }
.button--outline { background: transparent; }
.button--block { width: 100%; }

/* Homepage lead — image-first like RoW */
.home-editorial { background: var(--paper); }
.home-lead { padding-top: var(--space-4); padding-bottom: var(--space-5); border-bottom: 1px solid var(--line); }
.lead-story { display: grid; gap: var(--space-4); }
.lead-story-media { display: block; overflow: hidden; aspect-ratio: 16 / 9; background: #e8ecef; }
.lead-story-media img { width: 100%; height: 100%; object-fit: cover; }
.lead-story-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 12px; }
.lead-story-title {
  margin: 0; font-family: var(--display); font-size: clamp(34px, 5.5vw, 56px); line-height: 1.04;
  font-weight: 800; letter-spacing: -0.03em;
}
.lead-story-title a:hover { color: var(--sea); }
.lead-story-deck { margin: 16px 0 0; max-width: 62ch; font-size: clamp(18px, 2.2vw, 21px); line-height: 1.55; color: var(--ink-soft); font-weight: 500; }
.media-placeholder { display: block; width: 100%; height: 100%; background: linear-gradient(135deg, #d4ecef, #8ec5cf 45%, #157f8f); }
.media-placeholder--lead { min-height: 280px; }

.top-stories-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
.top-story { display: flex; flex-direction: column; gap: var(--space-2); }
.top-story-thumb { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: #e8ecef; }
.top-story-thumb img { width: 100%; height: 100%; object-fit: cover; }
.top-story-title { margin: 0; font-family: var(--display); font-size: clamp(20px, 2.2vw, 24px); line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; }
.top-story-title a:hover { color: var(--sea); }

.home-river-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: var(--space-5); align-items: start; }
.story-river { border-top: 2px solid var(--ink); }
.river-item {
  display: grid; grid-template-columns: minmax(0, 1fr) 180px; gap: var(--space-3); align-items: start;
  padding: var(--space-4) 0; border-bottom: 1px solid var(--line);
}
.river-item-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 8px; }
.river-item-title { margin: 0; font-family: var(--display); font-size: clamp(22px, 2.6vw, 28px); line-height: 1.12; font-weight: 800; letter-spacing: -0.02em; }
.river-item-title a:hover { color: var(--sea); }
.river-item-excerpt { margin: 8px 0 0; max-width: 58ch; color: var(--muted); font-size: 15px; line-height: 1.6; }
.river-item-thumb { display: block; aspect-ratio: 1; overflow: hidden; background: #e8ecef; }
.river-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.home-more { margin-top: var(--space-4); }

.sidebar-panel { padding: var(--space-3); border: 1px solid var(--line); background: var(--paper); margin-bottom: var(--space-3); }
.sidebar-panel--newsletter { background: var(--sun); border-color: var(--sun); color: var(--sun-dark); }
.sidebar-panel--newsletter p { color: rgba(17,17,17,.75); }
.sidebar-title { margin: 0 0 14px; font-family: var(--display); font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.sidebar-panel p { margin: 0 0 16px; font-size: 14px; line-height: 1.6; color: var(--muted); }
.region-list { display: grid; }
.region-list a {
  display: flex; align-items: center; justify-content: space-between; padding: 14px 0;
  border-bottom: 1px solid var(--line); font-weight: 800; font-size: 15px; letter-spacing: 0.01em;
}
.region-list a:hover { color: var(--sea); }
.region-arrow { font-size: 18px; color: var(--muted); }

/* Post cards */
.grid { display: grid; gap: var(--space-3); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.post-card { background: var(--paper); border: 1px solid var(--line); display: flex; flex-direction: column; overflow: hidden; transition: box-shadow .15s ease; }
.post-card:hover { box-shadow: 0 10px 30px rgba(0,0,0,.06); }
.post-card-media { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: #e8ecef; }
.post-card-media img { width: 100%; height: 100%; object-fit: cover; }
.post-card-body { padding: 18px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.post-card-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.post-card-title { margin: 0 0 8px; font-family: var(--display); font-size: 22px; line-height: 1.18; font-weight: 800; letter-spacing: -0.02em; }
.post-card-title a:hover { color: var(--sea); }
.post-card-excerpt { margin: 0; font-size: 14px; line-height: 1.55; color: var(--muted); flex: 1; }
.post-card-date { margin-top: 12px; font-size: 12px; font-weight: 700; color: var(--muted); }
.post-card-empty { min-height: 220px; justify-content: center; }

/* Article */
.article-shell { background: var(--paper); }
.article-header-inner { padding-top: var(--space-5); padding-bottom: var(--space-3); max-width: calc(var(--article) + 44px); }
.article-title {
  margin: 12px 0 0; max-width: 20ch; font-family: var(--display); font-size: clamp(36px, 5.5vw, 54px);
  line-height: 1.04; font-weight: 800; letter-spacing: -0.03em;
}
.article-lead { margin: 20px 0 0; max-width: 42ch; font-size: 21px; line-height: 1.55; color: var(--ink-soft); font-weight: 500; }
.article-hero { margin: 0 auto var(--space-4); max-width: var(--max); overflow: hidden; }
.article-layout { padding-bottom: var(--space-5); }
.article-main { max-width: var(--article); }
.article-body { font-size: 19px; line-height: 1.78; color: var(--ink-soft); }
.article-body > *:first-child { margin-top: 0; }
.article-body p { margin: 0 0 1.25em; }
.article-body h2, .article-body h3 { font-family: var(--display); color: var(--ink); line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }
.article-body h2 { margin: 1.8em 0 .65em; font-size: 28px; }
.article-body h3 { margin: 1.5em 0 .55em; font-size: 22px; }
.article-body ul, .article-body ol { margin: 0 0 1.25em 1.2em; padding: 0; }
.article-body li { margin-bottom: .45em; }
.article-body blockquote {
  margin: 1.6em 0; padding: 18px 22px; border-left: 4px solid var(--sea); background: rgba(21,127,143,.06);
  font-weight: 500; color: var(--ink-soft);
}
.article-body img, .article-body figure { margin: 1.4em 0; }
.article-body hr { border: 0; border-top: 1px solid var(--line); margin: 2.2em 0; }
.article-body .source-attribution, .article-attribution {
  margin: 2.2em 0 0; padding: 20px 22px; border: 1px solid var(--line); background: var(--bg); font-size: 15px;
}
.article-body .source-attribution h2, .article-attribution h2 {
  margin: 0 0 10px; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--sea);
}
.article-body .source-attribution p, .article-attribution p { margin: 0; color: var(--muted); line-height: 1.6; }
.article-body .source-attribution a, .article-attribution a { color: var(--sea); text-decoration: underline; }
.article-cta {
  margin-top: var(--space-4); padding: var(--space-3); border: 1px solid var(--line); background: var(--bg);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px;
}
.article-cta h2 { margin: 0 0 6px; font-family: var(--display); font-size: 24px; font-weight: 800; }
.article-cta-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.related-posts { margin-top: var(--space-5); padding-top: var(--space-3); border-top: 2px solid var(--ink); }
.related-posts .section-head { margin-bottom: 18px; display: flex; align-items: end; justify-content: space-between; gap: 16px; }
.related-posts h2 { margin: 0; font-family: var(--display); font-size: 28px; font-weight: 800; }

/* Archives / pages */
.archive-page, .content { max-width: var(--max); margin: 0 auto; padding: var(--space-5) 22px var(--space-6); background: var(--paper); }
.archive-header h1, .content > h1 { margin: 0; font-family: var(--display); font-size: clamp(34px, 5vw, 52px); line-height: 1.06; font-weight: 800; letter-spacing: -0.03em; }
.archive-description { margin: 12px 0 0; max-width: 720px; font-size: 18px; color: var(--muted); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.section-head h2 { margin: 0; font-family: var(--display); font-size: clamp(28px, 4vw, 42px); font-weight: 800; }
.muted { color: var(--muted); }
.archive-pagination { grid-column: 1 / -1; margin-top: 12px; }
.archive-pagination .nav-links, .archive-pagination .pagination { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.archive-pagination a, .archive-pagination span {
  display: inline-flex; min-height: 40px; align-items: center; padding: 0 14px; border: 1px solid var(--line); background: var(--paper); font-weight: 700;
}
.archive-pagination .current { background: var(--ink); color: #fff; border-color: var(--ink); }
.search-form { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.search-form input[type="search"] {
  flex: 1 1 240px; min-height: 44px; padding: 0 14px; border: 1px solid var(--line-strong); background: var(--paper); color: var(--ink); font: inherit;
}
.page-page { max-width: 820px; margin: 0 auto; padding: var(--space-5) 22px var(--space-6); background: var(--paper); min-height: 50vh; }
.page-title { margin: 0; font-family: var(--display); font-size: clamp(34px, 5vw, 52px); line-height: 1.08; font-weight: 800; }
.page-body { font-size: 18px; line-height: 1.8; color: var(--ink-soft); }
.page-body h2 { margin: 1.6em 0 .6em; font-family: var(--display); font-size: 26px; font-weight: 800; color: var(--ink); }
.page-body p { margin: 0 0 1.1em; }
.page-body ul { margin: 0 0 1.2em 1.2em; padding: 0; list-style: disc; }
.page-body li { margin-bottom: .45em; }
.page-body a { color: var(--sea); text-decoration: underline; }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.error-page .article-cta { margin-top: 8px; }

/* Footer — RoW yellow briefing band */
.site-footer { background: var(--paper); border-top: 1px solid var(--line); margin-top: auto; }
.footer-briefing { background: var(--sun); border-bottom: 1px solid rgba(0,0,0,.08); }
.footer-briefing-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding-top: var(--space-4); padding-bottom: var(--space-4); }
.footer-briefing-title { margin: 0 0 8px; font-family: var(--display); font-size: clamp(24px, 3vw, 32px); font-weight: 800; letter-spacing: -0.02em; color: var(--sun-dark); }
.footer-briefing p { margin: 0; max-width: 48ch; font-size: 14px; line-height: 1.6; color: rgba(17,17,17,.72); }
.footer-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); padding-top: var(--space-4); padding-bottom: var(--space-5); }
.footer-title { margin: 0 0 12px; font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); }
.footer-copyline, .footer-copy { margin: 0; font-size: 14px; line-height: 1.6; color: var(--muted); }
.footer-links { display: grid; gap: 8px; }
.footer-links a { font-weight: 600; color: var(--ink-soft); }
.footer-links a:hover { color: var(--sea); }
.footer-copy { margin-top: 16px; font-size: 13px; }

@media (max-width: 1024px) {
  .home-river-layout { grid-template-columns: 1fr; }
  .home-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
}

@media (max-width: 900px) {
  .grid.three, .top-stories-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav { min-height: 64px; }
  .nav-toggle { display: inline-flex; }
  .nav-panel {
    display: none; position: fixed; inset: 98px 0 0 0; flex-direction: column; align-items: stretch; gap: 20px;
    padding: 20px 22px 32px; background: rgba(255,255,255,.98); border-top: 1px solid var(--line); overflow-y: auto; z-index: 40;
  }
  body.nav-open .nav-panel { display: flex; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .header-search { min-width: 0; width: 100%; }
  .top-stories-grid, .grid.three, .home-sidebar { grid-template-columns: 1fr; }
  .river-item { grid-template-columns: 1fr; }
  .river-item-thumb { order: -1; max-width: 100%; aspect-ratio: 16 / 10; }
  .article-title { max-width: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .utility-tagline { display: none; }
  .section-head { display: block; }
  .section-head .muted { margin-top: 8px; }
}