/* ═══════════════════════════════════════════════════════════════════════
   site.css — KHAO shared stylesheet
   Loaded by every page on the site. Contains:
     • CSS custom properties (design tokens)
     • Base resets
     • Layout utility (.wrap)
     • Sticky header stack (.site-top, .topbar, .brand, .topnav)
     • Date / category bar (.datebar, .cat-index)
     • Site footer (footer, .colophon, .colophon-logo)
     • Back-to-top button
     • Shared responsive breakpoints

   Page-specific styles live in each page's own <style> block or file.
   Story pages additionally load story.css.
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Design tokens ──────────────────────────────────────────────────── */
:root{
  /* Monochrome scale */
  --bg:#ffffff;
  --fg:#0a0a0a;
  --fg-weak:#333333;
  --muted:#5c5c5c;
  --muted-2:#8a8a8a;
  --line:#e5e5e5;
  --line-strong:#111;
  --hover:#f4f4f4;

  /* Brand accent — logo red only */
  --brand-red:#d1271c;

  /* Semantic accents, used sparingly */
  --acc-green:#0f8a3c;
  --acc-amber:#c98a1a;

  /* Typography */
  --serif:"Iowan Old Style","Palatino Linotype","Georgia",ui-serif,serif;
  --sans:ui-sans-serif,-apple-system,"SF Pro Text","Inter","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono","Menlo",monospace;

  /* Layout */
  --max:1240px;
}

/* ── Base reset ─────────────────────────────────────────────────────── */
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg)}
body{
  font-family:var(--sans);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;display:block}

/* ── Layout utility ─────────────────────────────────────────────────── */
/* Hard-coded so story pages (which override --max to 780px for content)
   still get a full-width footer. */
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}

/* ── Sticky header stack ────────────────────────────────────────────── */
/* The whole stack is sticky. On scroll-down we slide it up by exactly the
   header height so the datebar moves into the header slot and stays visible.
   On scroll-up the header slides back in above the datebar. */
.site-top{
  position:sticky;top:0;z-index:30;
  background:var(--bg);
  transform:translateY(0);
  transition:transform .28s cubic-bezier(.2,.7,.2,1);
  will-change:transform;
}
.site-top.is-hidden{
  transform:translateY(calc(-1 * var(--header-h, 66px)));
}

.topbar{
  border-bottom:1px solid var(--line-strong);
  background:var(--bg);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;max-width:var(--max);margin:0 auto;gap:24px;
}

/* ── Brand / logo ───────────────────────────────────────────────────── */
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:28px;height:28px;
  background:url('assets/khao-logo.svg') center/contain no-repeat;
  display:inline-block;flex:none;
  image-rendering:pixelated;
  image-rendering:-moz-crisp-edges;
  image-rendering:crisp-edges;
}
.brand-word{
  font-family:var(--serif);font-weight:700;font-size:26px;
  letter-spacing:.02em;line-height:1;
}
.brand small{
  font-family:var(--mono);font-weight:400;font-size:10px;
  letter-spacing:.18em;text-transform:uppercase;margin-left:10px;
  color:var(--muted);vertical-align:middle;
}

/* ── Brand hover — red + underline on KHAO only, Daily Feed unchanged ── */
.brand{text-decoration:none !important}
.brand:hover{text-decoration:none !important;color:inherit}
.brand-name{transition:color .15s ease}
.brand:hover .brand-name{
  color:var(--brand-red);
  text-decoration:underline;
  text-underline-offset:3px;
}
.brand:hover small{color:var(--muted)}

/* ── Top navigation ─────────────────────────────────────────────────── */
.topnav{display:flex;gap:22px;font-size:13px;letter-spacing:.04em;text-transform:uppercase}
.topnav a{padding:6px 0;border-bottom:2px solid transparent}
.topnav a.active,.topnav a:hover{border-bottom-color:var(--fg);text-decoration:none}

/* ── Date / category bar ────────────────────────────────────────────── */
.datebar{background:var(--bg);border-bottom:1px solid var(--line)}
.datebar-inner{
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:10px 24px;max-width:var(--max);margin:0 auto;
}

/* Category index chips */
.cat-index{
  display:flex;align-items:center;gap:0;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--fg-weak);
}
.cat-index a{
  position:relative;
  color:var(--fg-weak);text-decoration:none;
  padding:4px 12px;border-bottom:1px solid transparent;
  background-clip:padding-box;
  transition:color .15s ease,background-color .15s ease,border-color .15s ease;
}
.cat-index a+a{border-left:1px solid var(--line)}
.cat-index a:hover{color:var(--fg);border-bottom-color:var(--fg)}
.cat-index a.active{
  color:var(--bg);background:var(--fg);
  border-left-color:var(--fg);
  border-bottom-color:transparent;
}
.cat-index a.active::after{
  content:"";position:absolute;left:0;top:calc(100% + 3px);height:2px;
  width:var(--progress,0%);background:var(--fg);
  transition:width .12s linear;
}

/* ── Site footer ────────────────────────────────────────────────────── */
footer{border-top:1px solid var(--line-strong);margin-top:72px;padding:40px 0 60px}
footer .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
footer h5{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;margin:0 0 12px;
}
footer p{color:var(--muted);font-size:14px;margin:0}
footer ul{list-style:none;padding:0;margin:0}
footer li{padding:4px 0;font-size:14px}
footer a{color:inherit;text-decoration:none}
footer a:hover{text-decoration:underline;text-underline-offset:3px}
footer .foot-contact{
  display:inline-block;margin-top:12px;
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--fg);
  border-bottom:1px solid var(--fg);padding-bottom:1px;
  text-decoration:none;
}
footer .foot-contact:hover{text-decoration:none;opacity:.7}
footer .colophon{
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);
  display:flex;justify-content:space-between;margin-top:32px;
  padding-top:20px;border-top:1px solid var(--line);
}
/* Colophon logo — KHAO mark scaled down to sit alongside 11px mono text */
.colophon-logo{
  width:20px;height:20px;
  vertical-align:middle;margin-right:8px;
  display:inline-block;flex:none;
}

/* ── Back-to-top button ─────────────────────────────────────────────── */
.back-to-top{
  position:fixed;right:20px;bottom:20px;
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);color:var(--fg);
  border:1px solid var(--fg);border-radius:0;
  font:inherit;font-size:20px;line-height:1;font-weight:700;
  cursor:pointer;
  box-shadow:0 2px 8px rgba(0,0,0,.12);
  transition:transform .15s ease,background .15s ease,color .15s ease;
  z-index:40;
}
.back-to-top:hover{background:var(--fg);color:var(--bg)}
.back-to-top:focus-visible{outline:2px solid var(--fg);outline-offset:2px}
.back-to-top:active{transform:translateY(1px)}
.back-to-top .arrow{display:block;line-height:1}
.back-to-top .label{
  position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;
}

/* ── Shared grid ────────────────────────────────────────────────────── */
.grid{display:grid}
.grid.big-cards{
  grid-template-columns:repeat(3,1fr);grid-auto-flow:row dense;
  border-top:1px solid var(--line-strong);
  border-left:1px solid var(--line-strong);
}
.grid.big-cards .card{grid-column:auto}
.grid.big-cards .card h2{font-size:20px}
.grid.big-cards .card.wide{grid-column:span 2}
.grid.big-cards .card.wide h2{font-size:26px;line-height:1.15;-webkit-line-clamp:2}
.grid.big-cards .card.wide p{font-size:15.5px;-webkit-line-clamp:2}
.grid.big-cards .card.huge{grid-column:span 2;grid-row:span 2;padding:22px 22px 20px}
.grid.big-cards .card.huge h2{font-size:32px;line-height:1.1;letter-spacing:-.01em;-webkit-line-clamp:3}
.grid.big-cards .card.huge p{font-size:16.5px;line-height:1.55;-webkit-line-clamp:4}
.grid.big-cards .card.huge .tag{font-size:11px}
.grid.big-cards .card.huge .meta{font-size:11.5px}
.grid.big-cards .card.invert{grid-column:span 1}
.grid.big-cards .card.wide.invert{grid-column:span 2}
.grid.big-cards .card.huge.invert{grid-column:span 2;grid-row:span 2}
.grid.big-cards .card.tall{grid-row:span 2}
@media(max-width:700px){
  .grid.big-cards{grid-template-columns:1fr}
  .grid.big-cards .card.wide,
  .grid.big-cards .card.huge,
  .grid.big-cards .card.invert{grid-column:auto;grid-row:auto}
}

/* ── Card component — shared across index, news, archive ───────────── */
.card{
  border-right:1px solid var(--line-strong);
  border-bottom:1px solid var(--line-strong);
  padding:22px 22px 26px;background:var(--bg);
  display:flex;flex-direction:column;gap:10px;
  transition:background .15s ease;
  position:relative;
}
.card:hover{background:var(--hover)}
.card .tag{
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--fg);
  padding:4px 8px;border:1px solid var(--fg);align-self:flex-start;
}
.card h2{
  font-family:var(--serif);font-size:22px;line-height:1.2;
  margin:6px 0 0;font-weight:700;
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;
  overflow:hidden;
}
.card p{
  margin:0;color:#333;font-size:14.5px;line-height:1.55;
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;
  overflow:hidden;
}
.card .meta{
  margin-top:auto;font-family:var(--mono);font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  display:flex;gap:14px;flex-wrap:wrap;
  padding-top:14px;border-top:1px dashed var(--line);
}
.card.wide{grid-column:1/-1}
.card.invert{background:var(--fg);color:var(--bg)}
.card.invert .tag{border-color:var(--bg);color:var(--bg)}
.card.invert p{color:#d0d0d0}
.card.invert .meta{color:#9a9a9a;border-top-color:#333}
.card.invert:hover{background:#111}

/* Also-covering chip row */
.card .also-covering{
  margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;gap:6px;align-items:center;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
  text-transform:uppercase;
}
.card .also-covering .also-label{color:var(--muted);margin-right:4px}
.card .also-covering .also-chip{
  color:var(--fg);text-decoration:none;
  padding:3px 7px;border:1px solid var(--line);border-radius:2px;
  background:var(--bg);
}
.card .also-covering .also-chip:hover{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.card .also-covering .also-more{color:var(--muted)}
.card .meta .outlet-count{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;
  background:var(--fg);color:var(--bg);
  padding:2px 6px;border-radius:2px;cursor:default;
}
.card.invert .meta .outlet-count{background:rgba(255,255,255,.92);color:var(--fg)}
.card.invert .also-covering{border-top-color:rgba(255,255,255,.22)}
.card.invert .also-covering .also-label{color:rgba(255,255,255,.6)}
.card.invert .also-covering .also-chip{color:#fff;border-color:rgba(255,255,255,.35);background:transparent}
.card.invert .also-covering .also-chip:hover{background:#fff;color:var(--fg);border-color:#fff}
.card.invert .also-covering .also-more{color:rgba(255,255,255,.55)}

/* ── Inline entity links in news.html card ledes ─────────────────────────
   Subtle, not flashy. A 1px underline on hover is enough — readers know
   what's a link from context, and we don't want the lede to look like a
   wall of blue text. */
.card p[itemprop="description"] .ent-link{
  color:inherit;
  text-decoration:underline;
  text-decoration-color:rgba(0,0,0,.18);
  text-underline-offset:2px;
  text-decoration-thickness:1px;
  transition:text-decoration-color .15s ease;
}
.card p[itemprop="description"] .ent-link:hover{
  text-decoration-color:var(--fg);
}
.card.invert p[itemprop="description"] .ent-link{
  color:inherit;
  text-decoration-color:rgba(255,255,255,.30);
}
.card.invert p[itemprop="description"] .ent-link:hover{
  text-decoration-color:#fff;
}

/* UPDATE badge */
.update-badge{
  display:inline-flex;align-items:center;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;
  font-weight:700;text-transform:uppercase;
  background:var(--brand-red);color:#fff;
  padding:2px 6px;border-radius:2px;
  vertical-align:2px;margin-left:6px;cursor:default;
}
.card.invert .update-badge{background:#fff;color:var(--brand-red)}

/* Verification badge — monochrome only */
.card-verify{
  display:inline-flex;align-items:center;
  font-family:var(--mono);font-size:8px;letter-spacing:.04em;
  font-weight:600;text-transform:uppercase;
  padding:1px 4px;border-radius:2px;
  vertical-align:2px;margin-left:4px;
  cursor:default;white-space:nowrap;
}
.card-verify.verified{background:var(--fg);color:var(--bg)}
.card-verify.developing,
.card-verify.tier1{
  background:transparent;color:var(--muted);
  border:1px solid var(--line-strong);padding:0px 3px;
}
.card.invert .card-verify.verified{background:var(--bg);color:var(--fg)}
.card.invert .card-verify.developing,
.card.invert .card-verify.tier1{border-color:rgba(255,255,255,.35);color:rgba(255,255,255,.55)}

/* ── Shared responsive breakpoints ─────────────────────────────────── */
@media(max-width:900px){
  footer .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .topnav{display:none}
  .datebar-inner{font-size:10px;flex-wrap:wrap;gap:6px}
  .back-to-top{right:14px;bottom:14px;width:40px;height:40px}
  .cat-index{font-size:10px;letter-spacing:.12em;gap:0}
  .cat-index a{padding:2px 8px}
}
@media(max-width:600px){
  footer .foot-grid{grid-template-columns:1fr}
  footer .colophon{flex-direction:column;gap:8px;text-align:left;align-items:flex-start}
}