/* Layout: a radio-operator console — status strip on top, big key button, 26 dial-ring letter keys in a grid */
:root {
  --bg: #eef0ea;
  --panel: #f8f9f5;
  --fg: #1d231f;
  --muted: #5f6b62;
  --line: #cfd5cb;
  --accent: #c2621a;
  --accent-soft: #f3dcc8;
  --ring-track: #dde2d8;
  --good: #2f7d4a;
  --good-soft: #d6ecdc;
  --bad: #b3362e;
  --bad-soft: #f4d6d3;
  --display: "Chakra Petch", "Arial Narrow", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", system-ui, -apple-system, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141815; --panel: #1c211d; --fg: #e6ebe4; --muted: #95a196; --line: #313932;
    --accent: #f08a3c; --accent-soft: #3d2a1b; --ring-track: #2b322c;
    --good: #5cc07f; --good-soft: #1e3526; --bad: #f0786e; --bad-soft: #3f2220;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #141815; --panel: #1c211d; --fg: #e6ebe4; --muted: #95a196; --line: #313932;
  --accent: #f08a3c; --accent-soft: #3d2a1b; --ring-track: #2b322c;
  --good: #5cc07f; --good-soft: #1e3526; --bad: #f0786e; --bad-soft: #3f2220;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--body); font-size: 15px; }
.wrap { max-width: 760px; margin: 0 auto; padding-inline: 16px; padding-block: 20px 40px; display: flex; flex-direction: column; gap: 18px; }

header { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
h1 { font-family: var(--display); font-weight: 700; font-size: 1.6rem; margin: 0; letter-spacing: .02em; text-wrap: balance; }
h1 span { color: var(--accent); }
.stats { display: flex; gap: 18px; font-variant-numeric: tabular-nums; }
.stat { display: flex; flex-direction: column; align-items: flex-end; }
.stat b { font-family: var(--display); font-size: 1.4rem; line-height: 1; }
.stat small { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }

.console { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; }
.key {
  width: 92px; height: 92px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--accent); color: #fff; font-family: var(--display); font-weight: 700; font-size: 1rem; letter-spacing: .06em;
  box-shadow: 0 4px 0 color-mix(in srgb, var(--accent) 60%, #000); transition: transform .08s, box-shadow .08s;
}
.key:active { transform: translateY(3px); box-shadow: 0 1px 0 color-mix(in srgb, var(--accent) 60%, #000); }
.key.sounding { animation: pulse .5s ease-in-out infinite alternate; }
@keyframes pulse { to { filter: brightness(1.15); } }
.readout { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.msg { font-size: 1.05rem; min-height: 2.6em; line-height: 1.3; }
.msg.good { color: var(--good); }
.msg.bad { color: var(--bad); }
.msg code { font-family: var(--display); font-size: 1.25rem; letter-spacing: .15em; }
.controls { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; font-size: .85rem; color: var(--muted); }
.controls label { display: flex; align-items: center; gap: 6px; }
.controls input[type=range] { width: 110px; accent-color: var(--accent); }
.controls output { font-variant-numeric: tabular-nums; color: var(--fg); min-width: 4.5ch; }
.linkbtn { background: none; border: 1px solid var(--line); color: var(--fg); border-radius: 999px; padding: 4px 12px; font: inherit; cursor: pointer; }
.linkbtn:hover { border-color: var(--accent); }

.board { display: grid; grid-template-columns: repeat(auto-fill, minmax(76px, 1fr)); gap: 10px; }
.letter {
  position: relative; aspect-ratio: 1; max-width: 100%; border: none; background: none; padding: 0; cursor: pointer;
  color: var(--fg); border-radius: 50%;
}
.letter svg { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.letter .track { fill: var(--panel); stroke: var(--ring-track); stroke-width: 6; }
.letter .prog { fill: none; stroke: var(--accent); stroke-width: 6; stroke-linecap: round; transition: stroke-dasharray .5s ease; }
.letter .face { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; gap: 1px; }
.letter .ch { font-family: var(--display); font-weight: 600; font-size: 1.55rem; line-height: 1; }
.letter .n { font-size: .68rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.letter .code { font-family: var(--display); font-size: .7rem; letter-spacing: .12em; color: var(--accent); }
.letter:hover .track { stroke: var(--line); }
.letter:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.letter.right .track { fill: var(--good-soft); }
.letter.wrong .track { fill: var(--bad-soft); }
.letter.answer .track { fill: var(--good-soft); stroke: var(--good); }

.dk { align-self: flex-start; background: var(--panel); color: var(--fg); border: 1.5px dashed var(--muted); border-radius: 999px; padding: 6px 16px; font: 600 .9rem var(--body); cursor: pointer; }
.dk:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.dk:disabled { opacity: .4; cursor: default; }
.compare { display: flex; flex-direction: column; gap: 10px; }
.row { display: flex; align-items: center; gap: 14px; padding: 10px 14px; border-radius: 10px; border: 1.5px solid; }
.row.pick { background: var(--bad-soft); border-color: var(--bad); color: var(--bad); }
.row.ans { background: var(--good-soft); border-color: var(--good); color: var(--good); }
.row .tag { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; width: 5.5em; flex: none; line-height: 1.2; }
.row .big { font-family: var(--display); font-weight: 700; font-size: 2.4rem; line-height: 1; width: 1.1em; text-align: center; flex: none; }
.row { transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease; }
.compare.live .row { opacity: .45; }
.compare.live .row.playing { opacity: 1; transform: scale(1.03); box-shadow: 0 0 0 3px currentColor; }
.row .now { margin-left: auto; font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; visibility: hidden; flex: none; }
.row.playing .now { visibility: visible; animation: blink .6s ease-in-out infinite alternate; }
@keyframes blink { to { opacity: .35; } }
.marks { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; min-width: 0; }
.marks i { display: block; height: 16px; border-radius: 8px; background: currentColor; }
.marks i.dot { width: 16px; }
.marks i.dash { width: 48px; }
@media (max-width: 480px) {
  .dk { align-self: center; }
  .row { gap: 10px; padding: 8px 10px; }
  .row .tag { width: 4.5em; }
  .row .big { font-size: 2rem; }
  .marks { gap: 7px; }
  .row .now { display: none; }
  .marks i { height: 13px; } .marks i.dot { width: 13px; } .marks i.dash { width: 38px; }
}
.picker { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.picker-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.picker-head h2 { font: 600 1rem var(--display); margin: 0; letter-spacing: .03em; }
.presets { display: flex; gap: 6px; flex-wrap: wrap; }
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(44px, 1fr)); gap: 6px; }
.chip { height: 44px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--bg); color: var(--muted); font: 600 1.05rem var(--display); cursor: pointer; text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--muted) 50%, transparent); }
.chip[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--fg); text-decoration: none; }
.chip:focus-visible, .linkbtn:focus-visible, .dk:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.extras-toggle { display: flex; align-items: center; gap: 8px; font-size: .9rem; }
.extras-toggle input { accent-color: var(--accent); width: 18px; height: 18px; }
.picker-note { font-size: .8rem; color: var(--muted); margin: 0; }
.picker-note.warn { color: var(--bad); }
.foot { font-size: .8rem; color: var(--muted); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.foot-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.account { display: flex; align-items: center; justify-content: space-between; gap: 10px 14px; flex-wrap: wrap; font-size: .85rem; color: var(--muted); padding: 10px 14px; border: 1px dashed var(--line); border-radius: 12px; }
.account .who { display: flex; align-items: center; gap: 10px; min-width: 0; }
.account .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font: 700 .85rem var(--display); flex: none; overflow: hidden; }
.account .avatar img { width: 100%; height: 100%; object-fit: cover; }
.account .name { color: var(--fg); font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account .sync { font-size: .75rem; }
.account .acts { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.account .err { color: var(--bad); }
.linkbtn.danger { color: var(--bad); }
.linkbtn.danger:hover { border-color: var(--bad); }

.coffee { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 999px; background: var(--accent-soft); color: var(--fg); text-decoration: none; font-weight: 700; border: 1px solid transparent; }
.coffee:hover { border-color: var(--accent); }
.coffee:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.coffee svg { width: 16px; height: 16px; color: var(--accent); }

@media (max-width: 480px) {
  .console { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .controls { justify-content: center; }
  .board { grid-template-columns: repeat(5, 1fr); gap: 8px; }
  .letter .ch { font-size: 1.25rem; }
}
@media (prefers-reduced-motion: reduce) {
  .key.sounding { animation: none; }
  .letter .prog { transition: none; }
  .row, .row.playing .now { transition: none; animation: none; }
  .compare.live .row.playing { transform: none; }
}

/* ---- Server-rendered (htmx) layout ---- */
.console { display: flex; flex-direction: column; align-items: stretch; gap: 14px; }
.picker:not([open]) { gap: 0; }
.console-live { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; }
.letter:disabled { cursor: default; }
.letter .code { display: none; }
body:has(#showCodes:checked) .letter .code { display: block; }
.picker > summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 10px; font: 600 1rem var(--display); letter-spacing: .03em; }
.picker > summary::-webkit-details-marker { display: none; }
.picker > summary::after { content: "Show"; font: 400 .8rem var(--body); color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.picker[open] > summary::after { content: "Hide"; }
.picker > summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.picker-body { display: flex; flex-direction: column; gap: 12px; }
.htmx-request.key, .htmx-request.letter, .htmx-request.chip { opacity: .75; }
.notice { color: var(--bad); }
@media (max-width: 480px) {
  .console-live { grid-template-columns: 1fr; justify-items: center; text-align: center; }
}