:root {
  --room: #0a0a1e;
  --navy: #232358;
  --orange: #ff6b27;
  --o-dim: rgba(255, 107, 39, 0.35);
  --o-faint: rgba(255, 107, 39, 0.12);
  --gold: #eace00;
  --grad: linear-gradient(135deg, #ff6b00, #eace00);
  --txt: #f4f2ee;
  --txt2: #9095b8;
  --txt3: #565a7a;
  --err: #ff5d5d;
  --ok: #46e0a0;
  --line: rgba(96, 100, 190, 0.22);
  --mont: "Montserrat", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--room);
  color: var(--txt);
  font: 400 14px/1.5 var(--mono);
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(ellipse 70% 50% at 50% 35%, rgba(35, 35, 88, 0.55), transparent 70%),
    radial-gradient(ellipse 40% 30% at 50% 60%, rgba(255, 107, 39, 0.06), transparent 60%),
    var(--room);
}

#app {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 20px 24px 28px;
  max-width: 720px;
  margin: 0 auto;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font: 700 13px/1 var(--mont);
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.wordmark b { color: var(--orange); }
.wordmark span { color: var(--txt2); font-weight: 600; letter-spacing: 0.18em; margin-left: 8px; }

.status {
  font: 600 10px/1 var(--mont);
  letter-spacing: 0.28em;
  color: var(--txt2);
  text-transform: uppercase;
}
.status[data-state="listening"] { color: var(--orange); }
.status[data-state="speaking"] { color: var(--gold); }
.status[data-state="connecting"] { color: var(--txt); }
.status[data-state="error"] { color: var(--err); }
.status[data-locked="true"][data-state="listening"] { color: var(--gold); }

body[data-unlocked="false"] .mic[data-state="listening"],
body[data-unlocked="false"] .mic[data-state="speaking"] {
  /* Locked call: cooler ring so it reads as gate, not full ops */
  background: linear-gradient(135deg, #3a3a8a, #ff6b27);
}

.stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  position: relative;
  padding: 40px 0;
}

.orb-wrap {
  position: absolute;
  width: min(360px, 70vw);
  height: min(360px, 70vw);
  pointer-events: none;
}

.ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--line);
}
.ring-a { inset: 8%; border-color: rgba(255, 107, 39, 0.18); }
.ring-b { inset: 22%; border-color: rgba(96, 100, 190, 0.28); }
.glow {
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 39, 0.14), transparent 70%);
  opacity: 0.6;
}

.mic {
  position: relative;
  z-index: 1;
  width: 128px;
  height: 128px;
  border-radius: 50%;
  border: 1px solid var(--o-dim);
  background: rgba(16, 17, 44, 0.75);
  color: var(--orange);
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 0 transparent, 0 0 40px rgba(255, 107, 39, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: color 0.2s, background 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.mic:hover { border-color: var(--orange); box-shadow: 0 0 32px rgba(255, 107, 39, 0.28); }
.mic:active { transform: scale(0.97); }
.mic:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }

.mic[data-state="connecting"],
.mic[data-state="listening"],
.mic[data-state="speaking"] {
  color: #1a0d00;
  background: var(--grad);
  border-color: transparent;
  box-shadow: 0 0 36px rgba(255, 140, 20, 0.4);
}

.mic-pulse {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 2px solid var(--orange);
  opacity: 0;
  pointer-events: none;
}

.mic[data-state="listening"] .mic-pulse,
.mic[data-state="speaking"] .mic-pulse {
  animation: pulse-ring 1.6s ease-out infinite;
}

.helper {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--txt2);
  font: 400 13px/1.5 var(--mono);
  max-width: 28rem;
  padding: 0 12px;
}

.transcript {
  position: relative;
  z-index: 1;
  min-height: 1.5em;
  max-width: 32rem;
  text-align: center;
  color: var(--txt3);
  font: 400 12px/1.5 var(--mono);
  padding: 0 16px;
  white-space: pre-wrap;
}

.foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--txt3);
  font: 600 9px/1 var(--mont);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.hangup {
  font: 700 10px/1 var(--mont);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--err);
  background: rgba(255, 93, 93, 0.12);
  border: 1px solid rgba(255, 93, 93, 0.35);
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
}
.hangup:hover { background: rgba(255, 93, 93, 0.2); }
.hangup[hidden] { display: none; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 50;
  max-width: min(480px, calc(100vw - 32px));
  padding: 12px 16px;
  border-radius: 8px;
  background: rgba(20, 12, 12, 0.95);
  border: 1px solid rgba(255, 93, 93, 0.45);
  color: #ffd0d0;
  font: 400 12px/1.4 var(--mono);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}
.toast.info {
  border-color: var(--o-dim);
  color: var(--txt);
  background: rgba(16, 17, 44, 0.95);
}
.toast[hidden] { display: none; }

@keyframes pulse-ring {
  0% { transform: scale(0.92); opacity: 0.55; }
  100% { transform: scale(1.18); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .mic, .status, .mic-pulse { transition: none !important; animation: none !important; }
  .mic:active { transform: none; }
}

@media (max-width: 480px) {
  #app { padding: 16px 16px 22px; }
  .mic { width: 112px; height: 112px; }
  .wordmark span { display: none; }
}