:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #5d6b7c;
  --border: #dde2e8;
  --accent: #2456d6;
  --accent-text: #ffffff;
  --danger: #c4332b;
  --ok: #1d7a46;
  --bot: #eef3ff;
  --user: #f1f3f5;
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c;
    --surface: #1b212a;
    --text: #e6eaf0;
    --muted: #98a4b3;
    --border: #2c3542;
    --accent: #6d95ff;
    --accent-text: #0d1320;
    --danger: #ff7b72;
    --ok: #5fd08f;
    --bot: #1f2a40;
    --user: #242b35;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.topbar h1 { margin: 0; font-size: 1.1rem; }
#account { display: flex; align-items: center; gap: 12px; font-size: 0.9rem; color: var(--muted); }

main { max-width: 960px; margin: 0 auto; padding: 16px; }
.intro { color: var(--muted); margin-top: 0; }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card.narrow { max-width: 560px; margin: 0 auto; }
.card h2 { margin: 0 0 8px; font-size: 1.2rem; }
.card h3 { margin: 16px 0 6px; font-size: 0.95rem; }

.hints { margin: 0; padding-left: 20px; display: grid; gap: 6px; font-size: 1.05rem; }

fieldset { border: 0; margin: 12px 0 0; padding: 0; }
legend { font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices label {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.92rem;
}
.choices input { accent-color: var(--accent); }
.choices label:has(input:checked) { border-color: var(--accent); }

button {
  font: inherit;
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 8px 16px;
  cursor: pointer;
}
button:disabled { opacity: 0.6; cursor: default; }
.primary { background: var(--accent); color: var(--accent-text); }
.danger { background: var(--danger); color: #fff; }
.link { background: none; color: var(--accent); padding: 4px; }
.actions { display: flex; gap: 12px; align-items: center; margin-top: 16px; flex-wrap: wrap; }

.muted { color: var(--muted); font-size: 0.9rem; }
.error { color: var(--danger); }

.call-head { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.status { font-size: 0.85rem; padding: 4px 10px; border-radius: 999px; background: var(--user); white-space: nowrap; }
.status.live { background: var(--ok); color: var(--surface); }

.meter { height: 6px; background: var(--user); border-radius: 3px; overflow: hidden; margin: 16px 0; }
#mic-level { height: 100%; width: 0; background: var(--accent); transition: width 80ms linear; }


.question { margin: 16px 0 0; }
.choices.scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.choices.scale label { justify-content: center; border-radius: 8px; padding: 10px 0; font-size: 1.1rem; }
.choices.scale input, .choices.choice input, .choices.tags input { position: absolute; opacity: 0; pointer-events: none; }
.choices label:has(input:checked) { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.choices label:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }
.scale-ends { display: flex; justify-content: space-between; font-size: 0.75rem; color: var(--muted); margin-top: 4px; }

.field { display: grid; gap: 6px; margin-top: 16px; }
.field > span:first-child { font-weight: 600; font-size: 0.9rem; }
textarea {
  font: inherit;
  width: 100%;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.center { text-align: center; }
.center .actions, .center button { justify-content: center; }
.big { font-size: 1.05rem; padding: 12px 24px; }
.call-head h2 { margin: 0; }
.card h3 { margin-top: 20px; }

.catalog-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.catalog-head .intro { margin: 0; }
.tenant h2 { margin-bottom: 14px; }
.variants { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.variant {
  font-size: 1.4rem;
  font-weight: 600;
  padding: 14px 0;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  position: relative;
}
.variant:hover { border-color: var(--accent); }
.variant.done::after { content: "✓"; position: absolute; top: 4px; right: 8px; font-size: 0.8rem; color: var(--ok); }

.reveal-name { font-size: 1.3rem; font-weight: 600; margin: 4px 0 8px; }
.center .reveal-name + .muted { margin-bottom: 20px; }