/* /borderline/: date an old map. Loads after /style.css and /play/play.css
   and uses their tokens, header, tiers, buttons and end table. The chrome
   takes the felt, leather and brass of Cambio and Poker; the map itself
   carries all its colours as SVG attributes (see play-src/src/borderline). */

:root{
  --felt:#4d101b;      /* white on it 14.6:1; on paper 13.2:1 */
  --felt-lit:#7c1f2d;  /* white on it 9.6:1 */
  --leather:#1b1213;
  --leather-hi:#3a282c;
  --brass:#e3b758;     /* decorative keylines only */
  --brass-deep:#8e6723;
  --gold-wash:#fff4d6;
}

.tier:hover .tier-name{color:var(--felt-lit)}
.tier:focus-visible,
.btn:focus-visible{outline-color:var(--felt-lit)}
.tier:disabled{cursor:progress}
.tier:disabled .tier-name{color:var(--ink-soft)}

/* The map plate: a leather mount with a brass keyline */
.atlas-frame{
  max-width:600px;
  margin:.4rem auto 0;
  padding:6px;
  border-radius:3px;
  background:linear-gradient(160deg,var(--leather-hi),var(--leather));
  box-shadow:0 1px 2px rgba(27,18,19,.35),0 6px 18px rgba(27,18,19,.18);
}
.atlas{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:360/400;
  background:#e9e2cc;
  outline:1px solid var(--brass);
  outline-offset:-1px;
}
.atlas[aria-busy="true"]{opacity:.6}

/* Guess */
.guess-panel{max-width:600px;margin:1.2rem auto 0}
.guess-label{display:block;font-weight:500;margin:0 0 .4rem}
.year-row{display:flex;gap:.8rem;align-items:center}
.year-range{flex:1 1 auto;min-width:0;height:44px;accent-color:var(--felt);cursor:pointer}
.year-input{
  flex:0 0 6.2rem;
  width:6.2rem;
  min-height:44px;
  padding:.4rem .6rem;
  border:1px solid var(--ink-soft);
  border-radius:2px;
  background:#fff;
  color:var(--ink);
  font:inherit;
  font-family:Spectral,Georgia,serif;
  font-weight:600;
  font-size:1.2rem;
  font-variant-numeric:tabular-nums;
  text-align:center;
}
.year-input:focus-visible,
.year-range:focus-visible{outline:2px solid var(--felt-lit);outline-offset:2px}
.hint{margin:.4rem 0 0;font-size:.88rem;color:var(--ink-soft)}
.guess-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin:.9rem 0 0}
.hint-text{margin:.9rem 0 0;padding:0;min-height:0;max-width:var(--measure)}
.hint-text:not(:empty){padding:.7rem .9rem;border-left:3px solid var(--brass-deep);background:var(--gold-wash)}

.btn-felt{background:var(--felt);border-color:var(--felt);color:#fff}
.btn-felt:hover{background:var(--felt-lit);border-color:var(--felt-lit)}
.btn-quiet:hover{color:var(--felt-lit);border-color:var(--felt-lit)}

/* Reveal */
.reveal{max-width:600px;margin:1.4rem auto 0}
.reveal-title{
  font-family:Spectral,Georgia,serif;
  font-weight:600;
  font-size:1.6rem;
  line-height:1.15;
  margin:0;
}
.reveal-title:focus{outline:none}
.reveal-points{margin:.25rem 0 0;font-weight:500;color:var(--felt);font-variant-numeric:tabular-nums}
.reveal-window{margin:.4rem 0 .6rem}
.timeline{display:block;width:100%;height:auto;margin:.2rem 0 1rem;overflow:visible}
.tl-axis{stroke:var(--ink-soft);stroke-width:1.5}
.tl-tick{stroke:var(--ink-soft);stroke-width:1}
.tl-label{fill:var(--ink-soft);font-size:19px;text-anchor:middle;font-variant-numeric:tabular-nums}
.tl-window{fill:var(--gold-wash);stroke:var(--brass-deep);stroke-width:1.5}
.tl-guess{fill:var(--felt)}
.tl-guess-label{fill:var(--felt);font-size:20px;font-weight:500;text-anchor:middle;font-variant-numeric:tabular-nums}
.reveal-sub{
  font-family:Spectral,Georgia,serif;
  font-weight:600;
  font-size:1.15rem;
  margin:1.2rem 0 .5rem;
}
.tells{list-style:none;margin:0 0 1.4rem;padding:0;border-top:1px solid var(--rule)}
.tells li{padding:.8rem 0;border-bottom:1px solid var(--rule)}
.tell-edge{
  display:block;
  font-size:.8rem;
  font-weight:500;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.tells strong{font-weight:500}
.tell-source{font-size:.88rem}

/* End */
.end-total{
  font-family:Spectral,Georgia,serif;
  font-weight:600;
  font-size:clamp(1.8rem,6vw,2.6rem);
  margin:0 0 .4rem;
  font-variant-numeric:tabular-nums;
}
.share{
  max-width:var(--measure);
  margin:0 0 1rem;
  padding:.8rem 1rem;
  border:1px solid var(--rule);
  border-radius:2px;
  background:#fff;
  font:inherit;
  font-size:.96rem;
  line-height:1.6;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}

/* About */
.about{max-width:var(--measure);margin:3.5rem 0 0;padding:1.6rem 0 0;border-top:1px solid var(--rule)}
.about-title{font-family:Spectral,Georgia,serif;font-weight:600;font-size:1.35rem;margin:0 0 .6rem}
.about-sub{font-family:Spectral,Georgia,serif;font-weight:600;font-size:1.08rem;margin:1.2rem 0 .4rem}
.about p{margin:0 0 .8rem}
.credits{margin:0;padding-left:1.1rem}
.credits li{margin:0 0 .6rem}

@media (max-width:640px){
  .guess-actions .btn,
  .end-actions .btn{flex:1 1 100%}
  .year-input{flex-basis:5.4rem;width:5.4rem}
}