/* Squash. One stylesheet, no framework, no web font.

   The first rule is not decoration: [hidden] loses to ANY class rule that sets display, and an
   invisible dialog that still swallows every click is the classic symptom.  So [hidden] is made
   unbeatable here, and no rule below ever sets display on .dlg itself.                          */
[hidden] { display: none !important; }

:root {
  --bg: #12161c;
  --panel: #1b212a;
  --panel2: #222a35;
  --ink: #e8ecf2;
  --dim: #9aa6b6;
  --line: #303a48;
  --hot: #e8551f;
  --cold: #3f6bd8;
  --good: #4bbd7a;
  --accent: #f0b429;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink); font-family: var(--font);
  font-size: 16px; line-height: 1.55; -webkit-text-size-adjust: 100%;
}
a { color: var(--accent); }
kbd {
  font-family: var(--mono); font-size: 0.85em; background: var(--panel2);
  border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px;
  padding: 1px 5px; margin: 0 1px;
}
q { quotes: "\201C" "\201D"; font-style: italic; color: #cfd8e4; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; background: var(--panel); padding: 8px 12px; z-index: 50; }

.top { padding: 22px 20px 8px; max-width: 1180px; margin: 0 auto; }
.top h1 {
  margin: 0; font-size: clamp(30px, 6vw, 46px); letter-spacing: -0.02em; font-weight: 800;
}
.top .tag { margin: 4px 0 0; color: var(--dim); max-width: 62ch; }

main { max-width: 1180px; margin: 0 auto; padding: 0 20px 48px; }

/* ---- the court and its panel ---- */
.game {
  display: grid; grid-template-columns: minmax(0, 1fr) 286px; gap: 14px; margin-top: 12px;
  /* start, not stretch: the side panel grows as the marker's log fills, and a stretched court
     wrapper then shows a black band under the canvas, which the canvas cannot fill because its
     aspect ratio is fixed.  The screenshot found this; nothing else would have. */
  align-items: start;
}
@media (max-width: 880px) { .game { grid-template-columns: minmax(0, 1fr); } }
.courtwrap { position: relative; background: #0c0f14; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
#court { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: #0c0f14; }
.glerr { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; color: var(--hot); }
.hud {
  position: absolute; top: 10px; left: 10px; right: 10px; display: flex; gap: 10px;
  pointer-events: none; align-items: flex-start;
}
.hud .score, .hud .who {
  background: rgba(12, 15, 20, 0.72); border: 1px solid var(--line); border-radius: 9px;
  padding: 5px 10px; backdrop-filter: blur(3px);
}
.hud .who { margin-left: auto; text-align: right; }
.hud span { display: block; font-family: var(--mono); font-size: 19px; font-weight: 700; }
.hud .who span { font-size: 14px; font-weight: 600; }
.hud small { display: block; color: var(--dim); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.warmup {
  position: absolute; left: 10px; bottom: 10px; margin: 0; font-size: 12px; color: var(--dim);
  background: rgba(12, 15, 20, 0.72); border: 1px solid var(--line); border-radius: 8px;
  padding: 4px 9px;
}
/* Phones: the HUD sits over a 16:9 canvas only ~170 px tall at 320 px wide, so it must stay on one
   compact row or it hides the court it describes. */
@media (max-width: 520px) {
  .hud { top: 6px; left: 6px; right: 6px; gap: 5px; }
  .hud .score, .hud .who { padding: 2px 6px; border-radius: 7px; }
  .hud span { font-size: 13px; white-space: nowrap; }
  .hud .who span { font-size: 11px; }
  .hud small { font-size: 9px; letter-spacing: 0.04em; }
  .warmup { left: 6px; right: 6px; bottom: 6px; font-size: 10.5px; padding: 2px 6px; }
  .call { padding: 6px 14px; }
  .call b { font-size: 18px; }
}
.call {
  position: absolute; top: 44%; left: 50%; transform: translate(-50%, -50%);
  text-align: center; background: rgba(12, 15, 20, 0.88); border: 2px solid var(--accent);
  border-radius: 12px; padding: 10px 22px; pointer-events: none;
}
.call b { display: block; font-size: 26px; letter-spacing: 0.10em; }
.call span { display: block; font-size: 12px; color: var(--dim); font-family: var(--mono); }
.call[data-call="stroke"] { border-color: var(--hot); }
.call[data-call="let"] { border-color: var(--accent); }
.call[data-call="no-let"] { border-color: var(--dim); }

.side { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.side > div { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.side h2 { margin: 0 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.09em; color: var(--dim); }
.side h2 b { color: var(--ink); text-transform: none; letter-spacing: 0; font-size: 13px; }
.gauge .bar { height: 10px; border-radius: 5px; background: var(--panel2); overflow: hidden; }
.gauge .bar i { display: block; height: 100%; width: 10%; background: var(--cold); transition: width .18s linear; }
.gauge .big { margin: 6px 0 0; font-family: var(--mono); font-size: 25px; font-weight: 700; }
.gauge .sub { margin: 0; font-size: 11.5px; color: var(--dim); font-family: var(--mono); }
.gauge .state { margin: 6px 0 0; font-size: 12.5px; }
.gauge .state.cold { color: var(--cold); }
.gauge .state.good { color: var(--good); }
.shots h2 { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.marker { min-height: 60px; }
.shotlist { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; }
.shot {
  font: inherit; font-size: 12px; text-align: left; color: var(--ink); background: var(--panel2);
  border: 1px solid var(--line); border-radius: 7px; padding: 5px 7px; cursor: pointer;
}
.shot b { color: var(--accent); font-family: var(--mono); margin-right: 4px; }
.shot.on { border-color: var(--accent); background: #2b3342; }
.log { list-style: none; margin: 0; padding: 0; font-size: 11.5px; height: 190px; overflow-y: auto; }
.log li { padding: 2px 0; border-bottom: 1px solid var(--line); color: var(--dim); }
.log li:first-child { color: var(--ink); }
.stats { display: flex; gap: 12px; font-size: 11.5px; color: var(--dim); }
.stats b { color: var(--ink); font-family: var(--mono); }

.bar-controls { display: flex; flex-wrap: wrap; gap: 7px; margin: 12px 0 6px; }
.bar-controls button {
  font: inherit; font-size: 13px; color: var(--ink); background: var(--panel2);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 12px; cursor: pointer;
}
.bar-controls button:hover { border-color: var(--accent); }

/* ---- prose ---- */
.prose { max-width: 78ch; margin: 34px 0 0; }
.prose h2 { font-size: 24px; margin: 0 0 10px; letter-spacing: -0.01em; }
.prose h3 { font-size: 17px; margin: 22px 0 6px; color: var(--accent); }
.prose h4 { font-size: 15px; margin: 16px 0 4px; }
.prose p { margin: 0 0 11px; }
.prose .note { color: var(--dim); font-size: 14.5px; border-left: 3px solid var(--line); padding-left: 12px; }
.findings { padding-left: 20px; }
.findings li { margin-bottom: 9px; }
.gapwords { padding-left: 20px; }
.gapwords li { margin-bottom: 5px; color: var(--dim); }
.gapwords b { color: var(--ink); }
.tbl { width: 100%; border-collapse: collapse; margin: 8px 0 14px; font-size: 13.5px; display: block; overflow-x: auto; }
.tbl caption { caption-side: bottom; text-align: left; color: var(--dim); font-size: 12.5px; padding-top: 6px; }
.tbl th, .tbl td { border: 1px solid var(--line); padding: 5px 9px; text-align: left; white-space: nowrap; }
.tbl th { background: var(--panel2); font-weight: 600; }
.tbl td:first-child { white-space: normal; }
.tally { display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: 13.5px; color: var(--dim); }
.tally b { color: var(--ink); font-family: var(--mono); font-size: 16px; }

/* ---- dialogs.  No display rule anywhere on .dlg, deliberately. ---- */
.dlg { position: fixed; inset: 0; background: rgba(6, 8, 11, 0.72); z-index: 40; overflow-y: auto; padding: 24px 14px; }
.dlg .sheet {
  max-width: 660px; margin: 0 auto; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 18px 20px 22px; position: relative;
}
.dlg h2 { margin: 0 0 10px; font-size: 21px; }
.dlg h3 { margin: 16px 0 5px; font-size: 15px; color: var(--accent); }
.dlg ul { padding-left: 20px; }
.dlg li { margin-bottom: 5px; }
.close {
  position: absolute; top: 10px; right: 12px; font: inherit; font-size: 22px; line-height: 1;
  color: var(--dim); background: none; border: 0; cursor: pointer; padding: 2px 6px;
}
.close:hover { color: var(--ink); }
#lab-canvas { width: 100%; height: 270px; background: #0e1218; border: 1px solid var(--line); border-radius: 8px; }
.legend { font-size: 12px; color: var(--dim); margin: 6px 0 12px; }
.legend i { display: inline-block; width: 16px; height: 3px; vertical-align: middle; margin-right: 3px; }
.legend .k1 { background: #78c8ff; } .legend .k2 { background: #ffce56; }
.legend .k3 { background: #ff786e; } .legend .k4 { background: #ffffff; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 3px 14px; margin: 0 0 12px; font-size: 13.5px; }
.kv dt { color: var(--dim); }
.kv dd { margin: 0; font-family: var(--mono); }
.dlg label { display: block; margin: 12px 0 3px; font-size: 13px; color: var(--dim); }
.dlg select {
  font: inherit; font-size: 14px; width: 100%; color: var(--ink); background: var(--panel2);
  border: 1px solid var(--line); border-radius: 7px; padding: 7px 9px;
}
.dlg label.chk { display: flex; align-items: center; gap: 8px; color: var(--ink); margin-top: 16px; }

.foot { border-top: 1px solid var(--line); margin-top: 34px; padding: 16px 20px 30px; color: var(--dim); font-size: 13px; }
.foot p { max-width: 1180px; margin: 0 auto; }

@media (prefers-reduced-motion: reduce) {
  .gauge .bar i { transition: none; }
}