:root {
  --paper: #eef1f6;
  --panel: #ffffff;
  --ink: #14213d;
  --ink-soft: #55607a;
  --line: #d3d9e6;
  --tally: #d6244f;
  --tally-soft: #fbe3ea;
  --ok: #17785a;
  --focus: #2b59ff;
  --font: ui-sans-serif, "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1424;
    --panel: #171d33;
    --ink: #e8ecf8;
    --ink-soft: #9aa4c2;
    --line: #2a3354;
    --tally: #ff4d73;
    --tally-soft: #3a1a29;
    --ok: #4cc79f;
    --focus: #7d9bff;
  }
}
* { box-sizing: border-box; }
html { color-scheme: light dark; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 16px/1.55 var(--font); -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }

.bar {
  display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between;
  padding: 14px max(16px, calc((100% - 880px) / 2)); border-bottom: 1px solid var(--line); background: var(--panel);
}
.bar nav { display: flex; gap: 4px; }
.bar nav a {
  padding: 8px 14px; border-radius: 999px; text-decoration: none; color: var(--ink-soft); font-weight: 600;
}
.bar nav a[aria-current="page"] { background: var(--ink); color: var(--paper); }
.keybox { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-soft); }
.keybox input { width: 190px; }

main { max-width: 880px; margin: 0 auto; padding: 32px 16px 72px; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.7rem); line-height: 1.1; margin: 0 0 8px; letter-spacing: -0.02em; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
.lede { color: var(--ink-soft); max-width: 58ch; margin: 0 0 28px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; margin-bottom: 20px; }

label { display: block; font-weight: 600; font-size: 14px; margin: 0 0 6px; }
input[type=text], input[type=password], select, textarea {
  width: 100%; padding: 10px 12px; font: inherit; color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: 8px;
}
textarea { min-height: 150px; resize: vertical; }
.field { margin-bottom: 16px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 620px) { .row { grid-template-columns: 1fr; } .keybox input { width: 140px; } }
.hint { color: var(--ink-soft); font-size: 14px; margin: 6px 0 0; }

button, .btn {
  font: inherit; font-weight: 700; cursor: pointer; border: 0; border-radius: 10px; padding: 11px 18px;
  background: var(--ink); color: var(--paper); text-decoration: none; display: inline-block;
}
button.ghost, .btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button.small { padding: 6px 10px; font-size: 13px; }
button:disabled { opacity: .45; cursor: not-allowed; }
button.danger { background: transparent; color: var(--tally); border: 1px solid var(--tally); }

.modes { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; margin-bottom: 18px; }
.modes button { background: transparent; color: var(--ink-soft); border-radius: 0; }
.modes button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

.booth { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; }
@media (max-width: 620px) { .booth { grid-template-columns: 1fr; justify-items: center; } }
.tally {
  width: 84px; height: 84px; border-radius: 50%; border: 4px solid var(--tally); background: var(--tally-soft);
  display: grid; place-items: center; padding: 0; position: relative;
}
.tally::after { content: ""; width: 34px; height: 34px; border-radius: 50%; background: var(--tally); transition: border-radius .15s, width .15s, height .15s; }
.tally[aria-pressed="true"]::after { border-radius: 6px; width: 28px; height: 28px; }
.tally[aria-pressed="true"] { animation: onair 1.4s ease-in-out infinite; }
@keyframes onair { 0%,100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--tally) 45%, transparent); } 50% { box-shadow: 0 0 0 12px transparent; } }
@media (prefers-reduced-motion: reduce) { .tally[aria-pressed="true"] { animation: none; } }
.wave-wrap { width: 100%; }
canvas#wave { width: 100%; height: 84px; display: block; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; }
.timer { font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--ink-soft); margin-top: 6px; font-size: 14px; }

.drop {
  display: block; text-align: center; padding: 34px 16px; border: 2px dashed var(--line); border-radius: 12px; cursor: pointer; font-weight: 600;
}
.drop.over { border-color: var(--tally); background: var(--tally-soft); }
.drop input { position: absolute; opacity: 0; width: 1px; height: 1px; }
audio { width: 100%; margin-top: 14px; }

.result { border-color: var(--ok); }
.vid {
  font-family: var(--mono); font-size: clamp(1.6rem, 6vw, 2.4rem); letter-spacing: .04em; margin: 4px 0 12px; word-break: break-all;
}
pre {
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 12px; overflow-x: auto;
  font: 13px/1.5 var(--mono); margin: 12px 0 0;
}
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.status { min-height: 1.4em; font-weight: 600; margin-top: 10px; }
.status.err { color: var(--tally); }
.status.ok { color: var(--ok); }

table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 13px; color: var(--ink-soft); font-weight: 600; }
td.id { font-family: var(--mono); }
td.act { text-align: right; white-space: nowrap; }
.empty { color: var(--ink-soft); padding: 8px 0; }
details summary { cursor: pointer; font-weight: 600; margin-bottom: 12px; }
.sr { position: absolute; left: -9999px; }
[hidden] { display: none !important; }