/*
Theme Name: Trains en Vadrouille
Theme URI: https://trains-en-vadrouille.com
Author: Frédéric (skYfIrE)
Description: Thème custom pour Trains en Vadrouille — remplacement de "pixeled" (2013), responsive, basé sur la charte graphique "Trains en Vadrouille" (bleu Arzens), déclinaison de la charte "CARnet de Vadrouille".
Version: 1.1
*/

/* ==========================================================================
   Design tokens (charte graphique — bleu Arzens)
   ========================================================================== */
:root {
  --paper: #EFE9DA;
  --paper-raised: #F7F3E8;
  --ink: #2B2E26;
  --ink-soft: #5C6058;
  --arzens: #2E5C86;
  --arzens-deep: #234A6D;
  --rust-rail: #B5502E;
  --rust-light: #E1996F;
  --slate: #34393E;
  --concrete: #C9C2B0;
  --hairline: rgba(43, 46, 38, 0.14);

  --electrified: #3E6E8E;
  --diesel: #8A6A3C;
  --metric: #7A8B5A;
  --closed-line: #96433A;
  --tourist: #6B5A78;
  --freight: #4C6572;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-width: 1080px;
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; }
a { color: var(--arzens); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 600; margin: 0 0 14px; line-height: 1.25; }
p { margin: 0 0 16px; }
.cleared { clear: both; }
.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* WordPress core editor classes (must be preserved for existing post content) */
.alignleft { float: left; margin: 5px 18px 10px 0; }
.alignright { float: right; margin: 5px 0 10px 18px; }
.aligncenter, div.aligncenter { margin: 12px auto; text-align: center; display: block; }
img.alignleft { float: left; margin: 5px 18px 10px 0; border-radius: 4px; }
img.alignright { float: right; margin: 5px 0 10px 18px; border-radius: 4px; }
img.aligncenter { margin: 12px auto; text-align: center; display: block; border-radius: 4px; }
.wp-caption { border: 1px solid var(--hairline); text-align: center; background: var(--paper-raised); padding-top: 4px; border-radius: 4px; }
.wp-caption img { margin: 0; padding: 0; border: none; border-radius: 3px 3px 0 0; }
.wp-caption p.wp-caption-text { font-size: 12px; line-height: 1.4; padding: 6px 8px; margin: 0; color: var(--ink-soft); font-family: var(--font-mono); }
.screen-reader-text { position: absolute; left: -9999px; }

/* ==========================================================================
   Topbar
   ========================================================================== */
.topbar { background: var(--arzens); color: var(--paper-raised); }
.topbar .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; gap: 20px; flex-wrap: wrap;
}
.wordmark { font-family: var(--font-display); font-weight: 500; font-size: 21px; color: var(--paper-raised); display: flex; align-items: center; }
.wordmark a { color: inherit; display: flex; align-items: center; gap: 10px; }
.wordmark a:hover { text-decoration: none; opacity: 0.9; }
.wordmark .logo-pictogram { flex-shrink: 0; border-radius: 6px; }
.wordmark .accent { color: var(--rust-light); font-weight: 900; }
.tagline { font-family: var(--font-mono); font-size: 11px; color: rgba(247,243,232,0.65); display: block; margin-top: 2px; }

.util-nav { display: flex; align-items: center; gap: 18px; font-family: var(--font-mono); font-size: 12px; flex-wrap: wrap; list-style: none; margin: 0; padding: 0; }
.util-nav li { display: inline; }
.util-nav a { color: var(--paper-raised); opacity: 0.85; }
.util-nav a:hover { opacity: 1; text-decoration: none; border-bottom: 1px solid var(--rust-light); }
.rss-link { display: inline-flex; align-items: center; gap: 5px; }
.rss-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--diesel); display: inline-block; }

/* ==========================================================================
   Category mega nav
   ========================================================================== */
.catnav { background: var(--paper-raised); border-bottom: 1px solid var(--hairline); }
.catnav .wrap { display: flex; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.catnav ul { list-style: none; display: flex; margin: 0; padding: 0; }
.catnav > .wrap > ul { flex-wrap: nowrap; }
.catnav li { position: relative; }
.catnav > .wrap > ul > li > a {
  display: block; padding: 13px 14px; font-family: var(--font-mono); font-size: 12.5px;
  color: var(--ink); white-space: nowrap;
}
.catnav > .wrap > ul > li > a:hover, .catnav > .wrap > ul > li.current-cat > a { color: var(--arzens); text-decoration: none; background: var(--paper); }
.catnav .children {
  display: none; position: absolute; top: 100%; left: 0; background: var(--paper-raised);
  border: 1px solid var(--hairline); border-radius: 0 0 4px 4px; min-width: 210px; z-index: 20;
  box-shadow: 0 6px 16px rgba(43,46,38,0.14);
}
.catnav li:hover .children, .catnav li:focus-within .children { display: block; }
.catnav .children li a { display: block; padding: 9px 14px; font-family: var(--font-body); font-size: 13.5px; color: var(--ink); white-space: nowrap; }
.catnav .children li a:hover { background: var(--paper); text-decoration: none; color: var(--arzens); }

/* Mobile: horizontal scroll pill nav, dropdowns become simple stacked links on tap-hold isn't ideal;
   fall back to always-visible submenu inline for touch */
@media (max-width: 700px) {
  .catnav .children { position: static; display: block; box-shadow: none; border: none; border-top: 1px dashed var(--hairline); border-radius: 0; }
  .catnav .children li a { padding: 6px 14px 6px 26px; font-size: 12.5px; color: var(--ink-soft); }
  .catnav > .wrap > ul { flex-direction: column; flex-wrap: nowrap; width: 100%; }
  .catnav .wrap { overflow: visible; }
  .catnav-toggle-note { display: none; } /* placeholder if JS accordion added later */
}

/* ==========================================================================
   Section heading
   ========================================================================== */
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin: 40px 0 18px; flex-wrap: wrap; gap: 8px; }
.section-head h2 { font-size: 23px; margin: 0; }
.section-head .all-link { font-family: var(--font-mono); font-size: 12px; }

/* ==========================================================================
   Video grid (click-to-play thumbnails)
   ========================================================================== */
.video-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 8px; }
.video-card { background: var(--paper-raised); border: 1px solid var(--hairline); border-radius: 4px; overflow: hidden; }
.video-card a { color: inherit; }
.video-card a:hover { text-decoration: none; }
.video-thumb { aspect-ratio: 16/9; background: var(--ink-soft); position: relative; }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-thumb::after {
  content: '\25B6'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: rgba(247,243,232,0.92); font-size: 20px; text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.video-meta { padding: 11px 13px; }
.video-meta h3 { font-family: var(--font-body); font-weight: 600; font-size: 13.5px; margin: 0 0 4px; line-height: 1.35; }
.video-date { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-soft); }

/* ==========================================================================
   Article list (home, category, tag, author, date archives)
   ========================================================================== */
.article-list { margin-bottom: 20px; }
.article { display: grid; grid-template-columns: 125px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--hairline); }
.article:first-child { padding-top: 0; }
.article-thumb-link { display: block; }
.article-thumb { border-radius: 4px; aspect-ratio: 4/3; object-fit: cover; width: 100%; display: block; background: var(--concrete); }
.article h3 { font-size: 18px; margin: 0 0 6px; }
.article h3 a { color: var(--ink); }
.article h3 a:hover { color: var(--arzens); }
.article .meta { font-family: var(--font-mono); font-size: 11px; color: var(--ink-soft); display: flex; gap: 6px; align-items: center; margin-bottom: 7px; flex-wrap: wrap; }
.article .meta img.flag { width: 15px; height: auto; vertical-align: middle; }
.article p.excerpt { color: var(--ink-soft); font-size: 14px; margin: 0 0 2px; }
.article p.place { color: var(--concrete); font-family: var(--font-mono); font-size: 11px; margin: 0; }

/* Traction-type badges */
.badge { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.03em; padding: 3px 8px; border-radius: 3px; color: var(--paper-raised); display: inline-block; }
.badge.vapeur { background: var(--rust-rail); }
.badge.electrique { background: var(--electrified); }
.badge.thermique { background: var(--diesel); }
.badge.autre { background: var(--slate); }

/* ==========================================================================
   Pagination
   ========================================================================== */
.pagination { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 30px 0 46px; font-family: var(--font-mono); font-size: 13px; flex-wrap: wrap; }
.pagination a, .pagination span.current, .pagination span.dots {
  display: inline-flex; align-items: center; justify-content: center; min-width: 32px; height: 32px; padding: 0 8px; border-radius: 3px; color: var(--ink);
}
.pagination a { border: 1px solid var(--hairline); background: var(--paper-raised); }
.pagination a:hover { text-decoration: none; border-color: var(--arzens); color: var(--arzens); }
.pagination span.current { background: var(--arzens); color: var(--paper-raised); }
.pagination span.dots { color: var(--ink-soft); border: none; background: none; }

/* Simple prev/next (used on single posts) */
.post-nav { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); font-size: 14px; margin: 30px 0; }
.post-nav > div { max-width: 46%; }
.post-nav .next { text-align: right; margin-left: auto; }
.post-nav .label { display: block; font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 3px; }
.post-nav a { color: var(--ink); }
.post-nav a:hover { color: var(--arzens); }

/* ==========================================================================
   Single article page
   ========================================================================== */
.single-article { padding: 40px 0 10px; max-width: 780px; margin: 0 auto; }
.single-article .meta-line { font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); margin: 0 0 10px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.single-article h1 { font-size: 32px; line-height: 1.2; margin: 0 0 14px; }
.single-article .byline { font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); margin: 0 0 28px; }
.single-article .byline a { color: var(--arzens); }
.single-article .content { font-size: 16px; }
.single-article .content p { max-width: 68ch; }
.single-article .content a { text-decoration: underline; }
.single-article .content ul, .single-article .content ol { padding-left: 26px; }
.single-article .content iframe { max-width: 100%; border-radius: 4px; }

.tags-line { margin: 26px 0; font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); }
.tags-line a { color: var(--ink-soft); border: 1px solid var(--hairline); border-radius: 3px; padding: 3px 9px; margin: 0 6px 6px 0; display: inline-block; }
.tags-line a:hover { color: var(--arzens); border-color: var(--arzens); text-decoration: none; }

.comment-note, .rss-comments-link { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-soft); padding: 6px 0; }

/* ==========================================================================
   Comments (kept minimal — comments closed on the vast majority of posts)
   ========================================================================== */
#comments { margin: 30px 0; }
#comments h3 { font-size: 18px; }
.commentlist { list-style: none; margin: 16px 0; padding: 0; }
.commentlist li { background: var(--paper-raised); border: 1px solid var(--hairline); border-radius: 4px; padding: 14px 16px; margin-bottom: 12px; }
.commentlist cite { font-style: normal; font-family: var(--font-mono); font-size: 12.5px; color: var(--arzens); }
.commentlist .commentmetadata { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-soft); }
.commentlist .commentbody p { margin: 8px 0 0; font-size: 14px; }
#respond textarea { width: 100%; max-width: 500px; border: 1px solid var(--hairline); border-radius: 4px; padding: 10px; font-family: var(--font-body); }

/* ==========================================================================
   Search form
   ========================================================================== */
.search-field { display: flex; border: 1px solid var(--hairline); border-radius: 3px; overflow: hidden; background: var(--paper); }
.search-field input[type="text"] { border: none; background: transparent; padding: 9px 12px; font-family: var(--font-body); font-size: 13px; flex: 1; outline: none; color: var(--ink); }
.action-btn { font-family: var(--font-mono); font-size: 12px; background: var(--arzens); color: var(--paper-raised); border: none; padding: 7px 14px; cursor: pointer; border-radius: 0 3px 3px 0; }
.action-btn:hover { background: var(--arzens-deep); }

/* ==========================================================================
   Footer widgets (3 columns)
   ========================================================================== */
.widgets { background: var(--paper-raised); border-top: 1px solid var(--hairline); padding: 44px 0; margin-top: 48px; }
.widget-grid { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 40px; }
.widget-grid .widget { margin-bottom: 26px; }
.widget-grid h4, .widget-grid h3 { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--arzens); margin: 0 0 14px; font-weight: 500; }
.plain-list { list-style: none; margin: 0; padding: 0; }
.plain-list li { padding: 6px 0; font-size: 13.5px; border-bottom: 1px solid var(--hairline); }
.plain-list li:last-child { border-bottom: none; }
.plain-list a { color: var(--ink); }
.tagcloud { font-family: var(--font-mono); line-height: 2.1; }
.tagcloud a { color: var(--ink-soft); margin-right: 4px; }
.tagcloud a:hover { color: var(--arzens); text-decoration: none; }

/* ==========================================================================
   Bottom license bar
   ========================================================================== */
.license-bar { background: var(--arzens-deep); color: rgba(247,243,232,0.75); padding: 20px 0; font-size: 12.5px; }
.license-bar .wrap { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.license-bar a { color: var(--rust-light); }
.license-bar img { border: none; }

/* ==========================================================================
   Misc pages (search, 404, static page)
   ========================================================================== */
.page-content, .search-content { padding: 40px 0 20px; max-width: 780px; margin: 0 auto; }
.page-content h1, .search-content h1 { font-size: 30px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 860px) {
  .video-row { grid-template-columns: repeat(2, 1fr); }
  .widget-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .video-row { grid-template-columns: 1fr; }
  .article { grid-template-columns: 84px 1fr; gap: 12px; }
  .topbar .wrap { padding: 14px 20px; }
  .single-article h1 { font-size: 26px; }
  .post-nav { flex-direction: column; }
  .post-nav .next { text-align: left; margin-left: 0; }
  .post-nav > div { max-width: 100%; }
}