:root {
  --bg: #1a1612;
  --bg-elev: #221d18;
  --bg-card: #2a241e;
  --fg: #e8dfd2;
  --fg-dim: #8a7f70;
  --fg-faint: #5a5247;
  --amber: #d4a017;
  --amber-soft: rgba(212, 160, 23, 0.18);
  --amber-glow: rgba(212, 160, 23, 0.35);
  --green: #4caf6a;
  --red: #c0392b;
  --border: #2e2823;
  --border-soft: #3a322b;
  --mono: ui-monospace, "JetBrains Mono", "Cascadia Mono", "Consolas", "Menlo", monospace;
  --serif: "Charter", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Georgia", serif;
  --press: cubic-bezier(0.2, 0.9, 0.3, 1.4);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  overflow: hidden;
}

/* Ambient CRT scanlines — ONE texture, ~4% opacity */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.04) 0px,
    rgba(0, 0, 0, 0.04) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: multiply;
}

.console {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100dvh;
  width: 100%;
  padding: 24px;
  gap: 28px;
  position: relative;
}

/* ---- HUD (timer + mute + settings) ------------------------------------- */
.hud {
  position: fixed;
  top: 14px;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 10;
}
.hud-timer {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--fg-faint);
  font-variant-numeric: tabular-nums;
}
.hud-timer[hidden] { display: none; }
.hud-btn {
  background: transparent;
  border: 1px solid var(--border-soft);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-dim);
  cursor: pointer;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}
.hud-btn:hover { color: var(--fg); border-color: var(--border-soft); background: var(--bg-elev); }
.hud-btn[hidden] { display: none; }
.hud-btn .icon-mic-off { display: none; }
.hud-btn.muted { color: var(--red); border-color: rgba(192, 57, 43, 0.5); }
.hud-btn.muted .icon-mic { display: none; }
.hud-btn.muted .icon-mic-off { display: inline-block; }

/* ---- status text -------------------------------------------------------- */
.status {
  font-size: 13px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-dim);
  transition: color 200ms var(--ease), opacity 200ms var(--ease);
  min-height: 1.2em;
}
.status[data-state="listening"],
.status[data-state="speaking"],
.status[data-state="thinking"],
.status[data-state="working"]   { color: var(--amber); }
.status[data-state="error"]     { color: var(--red); }
.status[data-state="reconnecting"] { color: var(--amber); opacity: 0.75; animation: blink 1.4s ease-in-out infinite; }

/* ---- call button + waveform -------------------------------------------- */
.call-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.call-btn {
  width: 168px;
  height: 168px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-elev);
  cursor: pointer;
  position: relative;
  transition: transform 180ms var(--press), background 200ms var(--ease),
              border-color 200ms var(--ease), box-shadow 220ms var(--ease);
  outline: none;
  -webkit-tap-highlight-color: transparent;
  --breath: 0;
}

.call-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--amber-soft);
}

.call-btn .dot {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%) scale(calc(1 + var(--breath) * 0.18));
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--green);
  transition: background 200ms var(--ease);
  box-shadow: 0 0 24px rgba(76, 175, 106, 0.35);
}

.call-btn .ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid transparent;
  opacity: 0;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
  pointer-events: none;
}

.call-btn:hover { transform: translateY(-1px); }
.call-btn:active { transform: scale(0.97); }

.call-btn.active .dot {
  background: var(--red);
  box-shadow: 0 0 calc(28px + var(--breath) * 36px) rgba(192, 57, 43, calc(0.4 + var(--breath) * 0.4));
}
.call-btn.active { border-color: rgba(192, 57, 43, 0.4); }
.call-btn.active .ring {
  opacity: calc(0.15 + var(--breath) * 0.5);
  border-color: var(--amber);
  transform: scale(calc(1 + var(--breath) * 0.06));
}

.call-btn.connecting .dot {
  background: var(--amber);
  box-shadow: 0 0 24px var(--amber-soft);
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.6; transform: translate(-50%, -50%) scale(0.92); }
}

/* ---- waveform ----------------------------------------------------------- */
.waveform {
  width: min(420px, 80vw);
  height: 56px;
  opacity: 0;
  transition: opacity 260ms var(--ease);
  display: block;
}
.waveform.live { opacity: 0.85; }

/* ---- mic hint ----------------------------------------------------------- */
.mic-hint {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-faint);
  transition: opacity 240ms var(--ease);
}
.mic-hint.hidden { opacity: 0; pointer-events: none; }

/* ---- task pill (heartbeat) --------------------------------------------- */
.task-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--amber-soft);
  border: 1px solid rgba(212, 160, 23, 0.4);
  color: var(--amber);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  max-width: min(90vw, 520px);
}
.task-pill[hidden] { display: none; }

.heartbeat {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.heartbeat i {
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--amber);
  opacity: 0.25;
  animation: heartbeat 1.6s ease-in-out infinite;
}
.heartbeat i:nth-child(2) { animation-delay: 0.18s; }
.heartbeat i:nth-child(3) { animation-delay: 0.36s; }
@keyframes heartbeat {
  0%, 60%, 100% { opacity: 0.25; transform: scale(1); }
  20%           { opacity: 1;    transform: scale(1.6); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}

.task-elapsed {
  font-variant-numeric: tabular-nums;
  color: var(--amber);
  opacity: 0.7;
  margin-left: 2px;
}

/* ---- typeset result panel ---------------------------------------------- */
.result {
  width: min(720px, 92vw);
  max-height: 44dvh;
  overflow: auto;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0;
}
.result[hidden] { display: none; }
.result header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-faint);
  font-family: var(--mono);
}
.result header button {
  background: transparent;
  border: none;
  color: var(--fg-dim);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}
.result header button:hover { color: var(--fg); }

.result-body {
  padding: 28px 32px 32px;
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--fg);
}
.result-body h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.005em;
  margin: 0 0 18px;
  color: var(--fg);
  line-height: 1.25;
}
.result-body h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  margin: 22px 0 10px;
  color: var(--fg);
}
.result-body p {
  margin: 0 0 14px;
}
.result-body p:last-child { margin-bottom: 0; }
.result-body ul, .result-body ol {
  margin: 0 0 14px 0;
  padding-left: 22px;
}
.result-body li { margin-bottom: 6px; }
.result-body code {
  font-family: var(--mono);
  background: rgba(212, 160, 23, 0.08);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 0.86em;
  color: var(--amber);
}
.result-body pre {
  font-family: var(--mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.55;
  color: var(--fg);
  margin: 0 0 14px;
}
.result-body em { font-style: italic; color: var(--fg); }
.result-body strong { color: var(--fg); }
.result-body a { color: var(--amber); text-decoration: underline; text-underline-offset: 3px; }

/* ---- footer ------------------------------------------------------------- */
.footer {
  position: fixed;
  bottom: 16px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-faint);
}

/* ---- recap card --------------------------------------------------------- */
.recap {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 80;
  opacity: 1;
  transition: opacity 360ms var(--ease);
}
.recap[hidden] { display: none; }
.recap.fading { opacity: 0; }
.recap-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
  width: min(440px, 90vw);
  text-align: center;
}
.recap-eyebrow {
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--fg-faint);
  margin-bottom: 10px;
}
.recap-duration {
  font-family: var(--mono);
  font-size: 32px;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
  margin-bottom: 14px;
}
.recap-summary {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  margin: 0 0 8px;
}
.recap-pending {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}
.recap-pending[hidden] { display: none; }

/* ---- device picker sheet ----------------------------------------------- */
.device-sheet {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
}
.device-sheet[hidden] { display: none; }
.device-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: min(380px, 92vw);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.device-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.device-row label {
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--fg-faint);
}
.device-row select {
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 13px;
}
#deviceClose {
  margin-top: 6px;
  background: var(--amber);
  color: var(--bg);
  border: none;
  border-radius: 6px;
  padding: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
}

/* ---- error overlay ------------------------------------------------------ */
.error-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.error-overlay[hidden] { display: none; }
.error-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
  max-width: 440px;
  width: calc(100% - 48px);
  text-align: center;
}
.error-card h2 {
  margin: 0 0 12px;
  font-size: 14px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--amber);
}
.error-card p {
  margin: 0 0 20px;
  color: var(--fg);
  line-height: 1.5;
  font-family: var(--serif);
  font-size: 15px;
}
.error-card button {
  background: var(--amber);
  color: var(--bg);
  border: none;
  border-radius: 6px;
  padding: 10px 24px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
}
.error-card button:hover { filter: brightness(1.1); }

@media (max-width: 480px) {
  .console { padding: 16px; gap: 22px; }
  .call-btn { width: 132px; height: 132px; }
  .call-btn .dot { width: 44px; height: 44px; }
  .status { font-size: 11px; }
  .result { max-height: 36dvh; }
  .result-body { padding: 22px 22px 24px; font-size: 16px; }
  .footer { font-size: 9px; }
  .waveform { height: 48px; }
}