/* Shared presentation for the seven visit guides. */
:is(#great-wall-guide,#petra-route-guide,#chichen-guide,#christ-guide,#colosseum-guide,#machu-picchu-route-guide,#taj-mahal-route-guide).guide-article {
  --guide-paper:#fafbf7;
  --guide-warm:#f6f0e5;
  --guide-warm-line:#ded1bb;

  .guide-hero { display:grid; grid-template-columns:minmax(0,1fr) minmax(280px,392px); gap:40px; align-items:start; padding:6px 0 0; }
  .guide-hero h1 { max-width:none; font-size:clamp(36px,4.2vw,50px); line-height:1.08; letter-spacing:-.035em; }
  .guide-hero .guide-kicker { margin:0 0 13px; color:var(--site-accent); font:700 11px/1.4 Arial,sans-serif; letter-spacing:.14em; text-transform:uppercase; }
  .guide-hero .guide-summary { max-width:none; margin:16px 0 0; color:var(--site-muted); font-size:15px; line-height:1.75; }
  .guide-hero-photo { margin:6px 0 0; width:100%; }
  .guide-hero-photo img { display:block; width:100%; height:auto; aspect-ratio:4/3; object-fit:cover; object-position:50% 50%; border-radius:4px; }
  .guide-hero-photo .field-photo-petra { object-position:50% 42%; }
  .guide-hero-photo .field-photo-colosseum { object-position:52% 50%; }
  .guide-hero-photo .field-photo-christ-redeemer { object-position:50% 28%; }
  .guide-hero-photo .field-photo-chichen-itza { object-position:50% 46%; }
  .guide-hero-photo .field-photo-machu-picchu { object-position:50% 44%; }
  .guide-hero-photo figcaption { margin-top:8px; color:var(--site-muted); font:11px/1.5 Arial,sans-serif; }
  .guide-hero-photo figcaption a { color:inherit; font-size:11px; text-decoration:none; }

  /* Three facts a reader needs before committing to the scroll. */
  .guide-glance { display:flex; flex-wrap:wrap; gap:10px; margin:20px 0 0; padding:0; }
  .guide-glance > div { flex:1 1 132px; min-width:0; padding:12px 14px; border:1px solid var(--site-line); border-radius:3px; background:var(--guide-paper); }
  .guide-glance dt { margin:0; color:var(--site-accent); font:700 11px/1.4 Arial,sans-serif; letter-spacing:.08em; text-transform:uppercase; }
  .guide-glance dd { margin:5px 0 0; color:var(--site-ink); font:600 14px/1.4 Arial,sans-serif; }

  /* Chapter rail: sticky, with an active marker and a reading-progress rule. */
  .guide-chapters { position:sticky; top:0; z-index:20; display:flex; gap:26px; margin:24px 0 30px; padding:0; border-top:1px solid var(--site-line); border-bottom:1px solid var(--site-line); background-color:var(--site-bg); background-image:linear-gradient(90deg,var(--site-accent) var(--guide-progress,0%),transparent var(--guide-progress,0%)); background-repeat:no-repeat; background-position:0 100%; background-size:100% 2px; background-attachment:scroll; overflow-x:auto; overflow-y:hidden; scrollbar-width:none; }
  .guide-chapters::-webkit-scrollbar { display:none; }
  .guide-chapters a { display:inline-flex; align-items:center; gap:8px; flex-shrink:0; min-height:48px; color:var(--site-ink); font-size:13px; font-weight:700; text-decoration:none; box-shadow:inset 0 -2px 0 transparent; }
  .guide-chapters a:hover { color:var(--site-accent); }
  .guide-chapters a span { color:var(--site-muted); font-size:11px; font-weight:400; }
  .guide-chapters a.is-current { color:var(--site-accent); box-shadow:inset 0 -2px 0 var(--site-accent); }
  .guide-chapters a.is-current span { color:var(--site-accent); }

  /* End-of-guide continuation: the other six wonders. */
  .guide-next { margin:46px 0 0; padding:26px 0 0; border-top:1px solid var(--site-line); }
  .guide-next-kicker { margin:0 0 14px; color:var(--site-ink); opacity:.72; font:700 12px/1.4 Arial,sans-serif; letter-spacing:.1em; text-transform:uppercase; }
  .guide-next-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
  .guide-next-grid a { display:flex; flex-direction:column; gap:6px; min-height:96px; padding:16px 18px; border:1px solid #d7dfd4; border-radius:4px; background:var(--guide-paper); color:var(--site-ink); text-decoration:none; transition:border-color .15s,background .15s; }
  .guide-next-grid a:hover { border-color:#8eaaa1; background:#eef3e8; }
  .guide-next-grid small { color:var(--site-muted); font:700 11px/1.4 Arial,sans-serif; letter-spacing:.08em; text-transform:uppercase; }
  .guide-next-grid strong { margin-top:auto; font:500 20px/1.25 Georgia,serif; }
  .guide-next-grid a.is-next { text-align:right; align-items:flex-end; }
  .guide-next-all { display:inline-block; margin-top:15px; color:var(--site-accent); font-size:12px; font-weight:700; text-decoration:underline; text-underline-offset:3px; }
  .vd-planner { margin-top:0; }
  .vd-heading { margin-bottom:19px; align-items:center; }
  .vd-heading h2 { display:flex; align-items:center; gap:12px; font-size:25px; }
  .vd-heading > span { font-size:11px; font-weight:400; letter-spacing:0; text-transform:none; }
  .guide-section-intro { max-width:none; margin:-5px 0 23px; color:var(--site-muted); font-size:14px; line-height:1.8; }
  .guide-index { display:inline-grid; place-items:center; width:29px; height:29px; flex-shrink:0; border:1px solid var(--site-line); border-radius:50%; color:var(--site-accent); font:700 11px Arial,sans-serif; }
  .vd-choices legend { margin-bottom:16px; font-size:15px; font-weight:600; }
  .vd-choice-map { grid-template-columns:minmax(0,57fr) minmax(0,43fr); gap:24px; }
  .vd-choice-map .vd-choice-grid { grid-template-columns:1fr; gap:12px; }
  .vd-choice { padding:19px; border-radius:4px; background:var(--guide-paper); transition:background .15s,border-color .15s; }
  .vd-choice:hover { border-color:#8eaaa1; }
  .vd-choice:has(input:checked) { background:#e5eee6; box-shadow:inset 0 0 0 1px var(--site-accent); }
  .vd-choice strong { font-size:22px; }
  .vd-choice small { font-size:12px; line-height:1.6; max-width:none; }
  .vd-choice-fit { display:block; margin-top:13px; padding-top:11px; border-top:1px solid var(--site-line); color:var(--site-muted); font-size:12px; line-height:1.6; }
  .vd-choice-fit b { display:block; margin-bottom:4px; color:var(--site-accent); font-size:11px; font-weight:700; letter-spacing:.09em; text-transform:uppercase; }
  .vd-context-sources { display:flex; flex-wrap:wrap; align-items:baseline; gap:8px 16px; margin:15px 0 0; font-size:12px; line-height:1.6; }
  .vd-context-sources > span { color:var(--site-muted); font-size:11px; letter-spacing:.06em; text-transform:uppercase; }
  .vd-context-sources a { color:var(--site-accent); font-size:12px; }
  .pt-strategic-step { margin-top:25px; padding-top:25px; border-top:1px solid var(--site-line); }
  .pt-strategic-step--first { margin-top:0; padding-top:0; border-top:0; }
  .pt-strategic-heading { margin-bottom:17px; }
  .pt-strategic-heading h3,.pt-gateway-transport>h3 { margin:0 0 15px; font:500 23px/1.3 Georgia,serif; }
  .pt-strategic-label { margin:0 0 8px; color:var(--site-accent); font:700 11px/1.5 Arial,sans-serif; text-transform:uppercase; letter-spacing:.09em; }
  .pt-strategic-step legend { position:absolute; width:1px; height:1px; padding:0; overflow:hidden; clip-path:inset(50%); white-space:nowrap; }
  .pt-tactical-label,.vd-step .pt-tactical-label { margin:0 0 9px; color:var(--site-accent); font:700 11px/1.5 Arial,sans-serif; text-transform:uppercase; letter-spacing:.09em; }
  .pt-duration-tactics { margin-top:0; }
  .pt-gateway-transport { margin-top:24px; padding-top:24px; border-top:1px solid var(--site-line); }
  .vd-choice-map > aside { min-height:265px; border-radius:4px; }
  .vd-tactics { margin-top:34px; padding-top:28px; }
  .vd-panel-title { display:table; margin:0 0 17px; padding:6px 10px; border-radius:3px; background:#e2ebe2; color:var(--site-accent); font-size:11px; line-height:1.5; letter-spacing:.04em; }
  .vd-steps { gap:15px; }
  .vd-step { padding:22px; border:1px solid var(--site-line); border-radius:4px; background:var(--guide-paper); }
  .vd-step h3 { font-size:20px; line-height:1.3; }
  .vd-step p { margin-top:11px; font-size:14px; line-height:1.75; }
  .vd-step p a,.vd-note>a { color:var(--site-accent); font-size:inherit; text-underline-offset:3px; }
  .vd-links { margin-top:14px; }
  .vd-links a { font-size:12px; }
  .vd-note { margin-top:17px; background:#e6ece4; border-left-width:3px; border-radius:0 3px 3px 0; }
  .vd-panel .gw-section > h2 { margin:0 0 13px; font-size:21px; }
  .vd-panel .gw-intro { margin-top:0; }
  .vd-panel .gw-detail-grid { gap:15px; margin-top:18px; }
  .vd-panel .gw-detail { padding:22px; border:1px solid var(--site-line); border-radius:4px; background:var(--guide-paper); }
  .guide-simple-tactics { margin-top:0; }
  .guide-simple-tactics :is(.cr-route-card,.co-route-card) { border-radius:4px; background:var(--guide-paper); padding:20px; }
  .guide-simple-tactics :is(.cr-map-panel,.co-map-panel) { border-radius:4px; }

  .guide-personal { margin:36px 0 0; padding:27px 30px 29px; border:1px solid var(--guide-warm-line); border-radius:5px; background:var(--guide-warm); scroll-margin-top:64px; }
  .guide-personal-kicker { display:flex; align-items:center; gap:9px; margin:0 0 10px; color:#866132; font:700 11px/1.5 Arial,sans-serif; letter-spacing:.13em; text-transform:uppercase; }
  .guide-personal-kicker::before { content:""; width:20px; height:1px; background:#ac8655; }
  .guide-personal h2 { font-size:28px; line-height:1.22; max-width:none; }
  .guide-personal .guide-personal-intro { margin:10px 0 23px; color:#786d5e; font-size:13px; line-height:1.7; }
  .guide-personal-columns { display:grid; grid-template-columns:1fr 1fr; gap:30px; }
  .guide-personal-column { padding-top:17px; border-top:1px solid var(--guide-warm-line); }
  .guide-personal-column h3 { color:var(--site-ink); font:700 11px/1.5 Arial,sans-serif; letter-spacing:.06em; text-transform:uppercase; }
  .guide-personal-column p { margin:11px 0 0; color:#786d5e; font-size:13px; line-height:1.8; }
  .guide-placeholder { font-style:italic; }
  .guide-personal-column .guide-personal-list { margin:12px 0 0; padding:0; list-style:none; }
  .guide-personal-column .guide-personal-list li { position:relative; margin:0 0 7px; padding-left:15px; color:#786d5e; font-size:13px; line-height:1.65; }
  .guide-personal-column .guide-personal-list li::before { content:""; position:absolute; left:2px; top:9px; width:5px; height:5px; border-radius:50%; background:#b08a55; }
  .guide-personal-column .guide-personal-list strong { color:#4d4436; font-weight:700; }

  .vd-more { margin-top:24px; padding:0; border:1px solid var(--site-line); border-radius:4px; background:var(--guide-paper); scroll-margin-top:24px; }
  .vd-more > summary { display:flex; align-items:center; justify-content:space-between; gap:20px; list-style:none; padding:21px 24px; color:var(--site-ink); }
  .vd-more > summary::-webkit-details-marker { display:none; }
  .vd-more > summary::after { content:"+"; color:var(--site-accent); font-size:25px; font-weight:400; }
  .vd-more[open] > summary::after { content:"−"; }
  .guide-reference-heading { display:flex; align-items:center; gap:12px; }
  .guide-reference-heading strong { display:block; font:500 23px/1.3 Georgia,serif; }
  .guide-reference-heading small { display:block; max-width:none; margin-top:7px; color:var(--site-muted); font:400 12px/1.65 Arial,sans-serif; }
  .vd-more[open] > summary { border-bottom:1px solid var(--site-line); }
  .vd-more > section { margin-left:24px; margin-right:24px; }
  .vd-more > section:last-child { margin-bottom:24px; }
  #choose-approach,#plan-your-visit { scroll-margin-top:64px; }

  /* Act plates — chosen template (variant A). Each act is a bordered plate on
     alternating paper, and a labelled hand-off pill sits between them. */
  .vd-planner { display:flex; flex-direction:column; }
  #choose-approach,#plan-your-visit { border:1px solid #d5dfda; border-radius:10px; background:var(--guide-paper); padding:32px 34px 36px; }
  #plan-your-visit { background:#f1f6ec; border-color:#cfdccc; }
  .guide-personal { margin:0; border-radius:10px; padding:26px 30px 28px; }
  .planning-guide { margin-top:0; border:1px solid #d5dfda; border-radius:10px; overflow:hidden; background:var(--guide-paper); }
  .planning-guide .planning-cover { border-radius:0; }
  .planning-chapter { padding-left:34px; padding-right:34px; }
  .vd-heading { margin-bottom:20px; padding-bottom:15px; border-bottom:1px solid #dbe3d9; }
  .vd-heading h2 { font-size:23px; letter-spacing:-.01em; }
  .vd-heading .guide-index { width:48px; height:48px; border-radius:9px; background:var(--site-accent); border-color:var(--site-accent); color:#f2f7ef; font:400 20px/1 Georgia,serif; letter-spacing:.01em; }
  .guide-personal h2 { font-size:28px; }
  .guide-personal-kicker { margin-bottom:12px; }
  .act-link { display:flex; align-items:center; justify-content:center; margin:26px 0 22px; }
  .act-link span { display:inline-flex; align-items:center; gap:10px; min-height:44px; padding:9px 16px; border:1px solid #cbd9d2; border-radius:999px; background:#f5f8f1; color:#3f6055; font:700 11px/1 Arial,sans-serif; letter-spacing:.12em; text-transform:uppercase; }
  .act-link span::after { content:"↓"; color:var(--site-accent); font-size:13px; letter-spacing:0; }
  .act-link b { color:var(--site-accent); font-weight:700; }
  .guide-chapters { border-top:0; border-bottom:0; gap:8px; padding:8px 0 14px; }
  .guide-chapters a { min-height:44px; padding:0 14px; border:1px solid var(--site-line); border-radius:999px; background:var(--guide-paper); font-size:12px; box-shadow:none; }
  .guide-chapters a.is-current { background:var(--site-accent); border-color:var(--site-accent); color:#f4f9f2; box-shadow:none; }
  .guide-chapters a.is-current span { color:#a9cfc7; }

  @media(max-width:850px) {
    .guide-hero { grid-template-columns:minmax(0,1fr) minmax(230px,300px); gap:26px; }
    .vd-choice-map { grid-template-columns:1fr; }
    .vd-choice-map .vd-choice-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  }
  @media(max-width:680px) {
    .guide-hero { grid-template-columns:1fr; gap:20px; }
    .guide-hero > div { display:contents; }
    .guide-kicker { order:1; }
    .guide-hero h1 { order:2; }
    .guide-hero .guide-summary { order:3; }
    .guide-hero-photo { order:4; display:block; margin-top:2px; }
    .guide-glance { order:5; }
    .guide-hero-photo img { aspect-ratio:16/9; }
    .guide-hero h1 { font-size:38px; }
    /* Compact fact rows on phones: no boxed cards stacked down the page. */
    .guide-glance { display:grid; gap:0; margin-top:14px; border-top:1px solid var(--site-line); }
    .guide-glance > div { display:flex; align-items:baseline; gap:12px; padding:10px 0; border:0; border-bottom:1px solid var(--site-line); border-radius:0; background:none; }
    .guide-glance dt { flex:0 0 96px; }
    .guide-glance dd { margin:0; font-size:15px; }
    .guide-next-grid { grid-template-columns:1fr; }
    .guide-next-grid a.is-next { text-align:left; align-items:flex-start; }
    .guide-chapters { gap:8px; margin-top:18px; }
    #choose-approach,#plan-your-visit { padding:24px 20px 26px; }
    .guide-personal { padding:22px 20px 24px; }
    .planning-chapter { padding-left:20px; padding-right:20px; }
    .vd-heading .guide-index { width:42px; height:42px; font-size:17px; }
    .act-link { margin:18px 0 16px; }
    .act-link span { font-size:11px; padding:9px 12px; }
    .vd-heading { align-items:flex-start; gap:8px; }
    .vd-heading h2 { font-size:24px; }
    .vd-heading > span { margin-left:41px; }
    .vd-choice-map .vd-choice-grid,.guide-personal-columns { grid-template-columns:1fr; }
    .vd-step { padding:19px; }
    .guide-personal { padding:23px 20px; }
    .guide-personal h2 { font-size:26px; }
    .guide-personal-columns { gap:22px; }
    .vd-more > summary { padding:19px; }
    .guide-reference-heading strong { font-size:21px; }
    .vd-more > section { margin-left:19px; margin-right:19px; }
  }
}

/* Preserve the Great Wall's west-to-east row and map below it. */
#great-wall-guide.guide-article .vd-choice-map { grid-template-columns:1fr; }
#great-wall-guide.guide-article .vd-choice-map .vd-choice-grid { grid-template-columns:repeat(4,minmax(200px,1fr)); }

/* Chichén Itzá — gateway photos (Cancún / Mérida) */
#chichen-guide.guide-article .vd-choice {
  grid-template-columns: 16px minmax(0, 1fr) 150px;
  align-items: start;
  gap: 12px;
}
#chichen-guide.guide-article .vd-choice-photo {
  display: block;
  width: 150px;
  overflow: hidden;
  background: var(--site-line);
}
#chichen-guide.guide-article .vd-choice-photo img {
  display: block;
  width: 150px;
  height: 150px;
  object-fit: cover;
}
#chichen-guide.guide-article .vd-choice-photo img[src$="cancun.jpg"] { object-position: 55% 55%; }
#chichen-guide.guide-article .vd-choice-photo img[src$="merida.jpg"] { object-position: 50% 45%; }
#chichen-guide.guide-article .vd-photo-credits {
  display: flex;
  flex-wrap: wrap;
  gap: 3px 12px;
  margin: 10px 0 0;
  color: var(--site-muted);
  font-size: 11px;
  line-height: 1.6;
}
#chichen-guide.guide-article .vd-photo-credits span { color: var(--site-ink); font-weight: 700; }
#chichen-guide.guide-article .vd-photo-credits a { color: inherit; text-underline-offset: 2px; }
@media (max-width: 900px) {
  #chichen-guide.guide-article .vd-choice { grid-template-columns: 16px minmax(0, 1fr) 96px; gap: 9px; }
  #chichen-guide.guide-article .vd-choice-photo,
  #chichen-guide.guide-article .vd-choice-photo img { width: 96px; }
  #chichen-guide.guide-article .vd-choice-photo img { height: 96px; }
}
@media (max-width: 560px) {
  #chichen-guide.guide-article .vd-choice { grid-template-columns: 16px minmax(0, 1fr) 84px; gap: 8px; padding: 14px 12px; }
  #chichen-guide.guide-article .vd-choice-photo,
  #chichen-guide.guide-article .vd-choice-photo img { width: 84px; }
  #chichen-guide.guide-article .vd-choice-photo img { height: 84px; }
}