/* THE ONE PALETTE: D, slate and coral (picked 15 Oct 2026; the owner left the pick to me).
   Every colour on the page comes from these variables. */
:root {
  --bg: #E9EDF1;
  --bg-deep: #D5DCE3;
  --panel: #FFFFFF;
  --ink: #1B2430;
  --ink-soft: #56637A;
  --line: #C9D2DC;
  --accent: #B8452C;
  --accent-ink: #FFFFFF;
  --good: #4b7a4f;
  --focus: #8E3420;
  --ring-idle: #8593A6;
  --ring-live: #B8452C;
  --radius: 22px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 28px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 20px; display: flex; align-items: center; gap: 10px; letter-spacing: .2px; }
.mark { width: 22px; height: 22px; border-radius: 7px; background: var(--accent); display: inline-block; }
.note { color: var(--ink-soft); font-size: 14px; }

.stage { max-width: 980px; margin: 0 auto; padding: 8px 20px 60px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; }

.device { background: var(--bg-deep); border-radius: calc(var(--radius) + 10px); padding: 18px 18px 26px; box-shadow: 0 30px 60px -40px rgba(0,0,0,.45); }
.screen { background: var(--panel); border-radius: var(--radius); min-height: 360px; padding: 34px 38px; display: flex; align-items: center; overflow: hidden; }
.card { width: 100%; min-width: 0; overflow-wrap: anywhere; animation: in .45s var(--ease) both; }
@keyframes in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.card h2 { font-size: 34px; line-height: 1.15; margin: 0 0 6px; }
.card-sub { color: var(--ink-soft); margin: 0 0 18px; font-size: 18px; }
.card p.line { font-size: 21px; margin: 0 0 12px; }
.card .quote { font-size: 21px; margin: 0 0 10px; padding-left: 16px; border-left: 4px solid var(--accent); }
.bars { display: grid; gap: 12px; margin: 6px 0 18px; }
.bar { display: grid; grid-template-columns: 120px 1fr 40px; align-items: center; gap: 12px; font-size: 18px; }
.bar .track { height: 14px; border-radius: 99px; background: var(--bg-deep); overflow: hidden; }
.bar .fill { display: block; height: 100%; width: 0; border-radius: 99px; background: var(--accent); transition: width .9s var(--ease); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.chip { border: 2px solid var(--line); background: var(--panel); color: var(--ink); border-radius: 99px; padding: 8px 16px; font: inherit; font-size: 16px; cursor: pointer; transition: transform .2s var(--ease), border-color .2s; }
.chip:hover { transform: translateY(-2px); border-color: var(--accent); }

.ring { height: 10px; margin: 18px auto 0; width: 46%; border-radius: 99px; background: var(--ring-idle); position: relative; overflow: hidden; transition: background .3s; }
.ring span { position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255,255,255,.75), transparent); transform: translateX(-100%); }
.ring[data-state="listening"] { background: var(--ring-live); }
.ring[data-state="listening"] span { animation: sweep 1.2s linear infinite; }
.ring[data-state="thinking"] span { animation: sweep .8s var(--ease) infinite; }
.ring[data-state="speaking"] { background: var(--accent); animation: pulse 1s ease-in-out infinite; }
@keyframes sweep { to { transform: translateX(100%); } }
@keyframes pulse { 50% { opacity: .55; } }

.talk { background: var(--panel); border-radius: var(--radius); padding: 22px; display: grid; gap: 14px; }
.said { min-height: 28px; font-size: 19px; color: var(--ink-soft); }
.said .you { color: var(--ink); font-weight: 600; }
.controls { display: flex; gap: 14px; align-items: center; }
.mic { flex: none; width: 64px; height: 64px; border-radius: 50%; border: none; background: var(--accent); color: var(--accent-ink); cursor: pointer; display: grid; place-items: center; transition: transform .2s var(--ease); }
.mic svg { width: 30px; height: 30px; fill: currentColor; }
.mic[aria-pressed="true"] { transform: scale(1.08); }
.mic[hidden] { display: none; }
.type { flex: 1; min-width: 0; display: flex; gap: 10px; }
.type input { flex: 1; min-width: 0; font: inherit; font-size: 18px; padding: 14px 16px; border-radius: 14px; border: 2px solid var(--line); background: var(--panel); color: var(--ink); }
.type button { font: inherit; font-weight: 600; padding: 0 22px; border-radius: 14px; border: none; background: var(--accent); color: var(--accent-ink); cursor: pointer; }
.type button:disabled, .type input:disabled { opacity: .55; cursor: default; }
.hint { margin: 0; color: var(--ink-soft); font-size: 15px; }
.status { margin: 0; color: var(--ink-soft); font-size: 15px; }
.status:empty { display: none; }
.chip:disabled, .mic:disabled { opacity: .55; cursor: default; }
.voice-toggle { font-size: 15px; color: var(--ink-soft); display: flex; gap: 8px; align-items: center; }

.behind { background: var(--panel); border-radius: var(--radius); padding: 16px 22px; }
.behind summary { cursor: pointer; font-weight: 600; }
.log { font: 13px/1.5 ui-monospace, Consolas, monospace; color: var(--ink-soft); padding-left: 3.6em; max-height: 320px; overflow: auto; }
.log li { margin: 6px 0; word-break: break-word; }
.log b { color: var(--ink); }

@media (max-width: 640px) {
  .controls { flex-wrap: wrap; }
  .type { flex-basis: 100%; }
  .screen { padding: 24px; min-height: 300px; }
  .card h2 { font-size: 26px; }
  .card p.line, .card .quote { font-size: 18px; }
  .bar { grid-template-columns: 90px 1fr 32px; font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }