:root {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #161b22;
  --line: #30363d;
  --text: #f0f3f6;
  --quiet: #9aa4af;
  --brass: #d9a441;
  --listen: #5fb3a1;
  --danger: #e5726b;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main {
  min-height: 100dvh;
  max-width: 560px;
  margin: 0 auto;
  padding: 24px 16px;
}
h1 { margin: 0; font-size: 20px; font-weight: 600; }
header { display: flex; align-items: center; justify-content: space-between; }
.quiet { color: var(--quiet); }
#login { padding-top: 12vh; }
form { display: grid; gap: 8px; margin-top: 24px; }
label { margin-top: 8px; font-size: 14px; color: var(--quiet); }
input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
}
button {
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}
button:disabled { opacity: .6; cursor: default; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.primary { margin-top: 16px; border-color: var(--brass); background: var(--brass); color: #16120a; font-weight: 600; }
.quiet-button { padding: 6px 10px; color: var(--quiet); font-size: 14px; }
.danger { border-color: var(--danger); color: var(--danger); }
.error { min-height: 24px; margin: 8px 0 0; color: var(--danger); text-align: center; }
.stage { display: flex; flex-direction: column; align-items: center; padding-top: 8vh; }
#orb {
  width: min(56vw, 220px);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 36%, #2b313a, #12161c 72%);
  font-size: 18px;
  font-weight: 600;
  transition: border-color .2s, box-shadow .2s;
}
#state { min-height: 24px; margin: 24px 0 0; color: var(--quiet); }
.actions { display: flex; gap: 8px; margin-top: 16px; }
body[data-state="connecting"] #orb { animation: breathe 1.6s ease-in-out infinite; }
body[data-state="listening"] #orb { border-color: var(--listen); box-shadow: 0 0 0 8px rgb(95 179 161 / .14); }
body[data-state="thinking"] #orb { border-color: var(--quiet); animation: breathe 1.6s ease-in-out infinite; }
body[data-state="speaking"] #orb { border-color: var(--brass); box-shadow: 0 0 0 12px rgb(217 164 65 / .18); animation: breathe .9s ease-in-out infinite; }
body[data-state="muted"] #orb { border-color: var(--danger); }
@keyframes breathe { 50% { transform: scale(1.04); } }
@media (prefers-reduced-motion: reduce) { #orb { animation: none !important; } }
#transcript { display: grid; gap: 8px; margin: 32px 0 0; padding: 0; list-style: none; }
#transcript li { padding: 8px 12px; border-radius: 8px; background: var(--panel); overflow-wrap: anywhere; }
#transcript li.me { margin-left: 15%; color: var(--quiet); }
#transcript li.alfred { margin-right: 15%; }