:root {
  --bg: #0d0d0d;
  --surface: #1a1410;
  --surface2: #221c14;
  --border: #3d2e1e;
  --gold: #c9a84c;
  --gold-dim: #8a6d30;
  --text: #e8dcc8;
  --text-dim: #8a7d6a;
  --user-bubble: #2a1f10;
  --agent-bubble: #1a2215;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Georgia', serif;
  display: flex;
  flex-direction: column;
  height: 100dvh;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

header h1 {
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}

header .subtitle {
  font-size: 0.75rem;
  color: var(--text-dim);
  flex: 1;
}

#chat {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bubble {
  max-width: 780px;
  padding: 12px 16px;
  border-radius: 6px;
  line-height: 1.6;
  font-size: 0.95rem;
}

.bubble.user {
  background: var(--user-bubble);
  border: 1px solid var(--border);
  align-self: flex-end;
  color: var(--text);
}

.bubble.agent {
  background: var(--agent-bubble);
  border: 1px solid #2a3a20;
  align-self: flex-start;
  color: var(--text);
  position: relative;
}

.bubble.agent .label {
  font-size: 0.75rem;
  color: var(--gold-dim);
  margin-bottom: 6px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bubble.agent .sources {
  margin-top: 10px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.bubble.agent .sources summary {
  cursor: pointer;
  color: var(--gold-dim);
  margin-bottom: 4px;
}

.bubble.agent .sources p {
  margin-top: 4px;
  white-space: pre-wrap;
}

.bubble.thinking {
  background: var(--surface2);
  border: 1px solid var(--border);
  align-self: flex-start;
  color: var(--text-dim);
  font-style: italic;
  font-size: 0.85rem;
  animation: pulse 1.5s ease-in-out infinite;
}

/* The transcribing indicator sits on the user (right) side. */
.bubble.thinking.transcribing {
  align-self: flex-end;
}

/* Rendered Markdown inside agent bubbles. */
.bubble.agent p { margin: 0 0 8px; }
.bubble.agent > p:last-child { margin-bottom: 0; }
.bubble.agent ul,
.bubble.agent ol { margin: 6px 0 8px; padding-left: 22px; }
.bubble.agent li { margin: 3px 0; }
.bubble.agent li::marker { color: var(--gold-dim); }
.bubble.agent strong { color: var(--gold); font-weight: 700; }
.bubble.agent em { font-style: italic; }
.bubble.agent del { color: var(--text-dim); }
.bubble.agent a { color: var(--gold); text-decoration: underline; }
.bubble.agent h1,
.bubble.agent h2,
.bubble.agent h3,
.bubble.agent h4,
.bubble.agent h5,
.bubble.agent h6 {
  margin: 12px 0 6px;
  line-height: 1.3;
  color: var(--gold);
}
.bubble.agent h1 { font-size: 1.25rem; }
.bubble.agent h2 { font-size: 1.15rem; }
.bubble.agent h3 { font-size: 1.05rem; }
.bubble.agent h4,
.bubble.agent h5,
.bubble.agent h6 { font-size: 1rem; }
.bubble.agent code {
  font-family: 'Consolas', 'Menlo', monospace;
  font-size: 0.85em;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}
.bubble.agent pre {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  margin: 8px 0;
  overflow-x: auto;
}
.bubble.agent pre code {
  border: none;
  background: none;
  padding: 0;
}
.bubble.agent blockquote {
  margin: 8px 0;
  padding-left: 12px;
  border-left: 3px solid var(--gold-dim);
  color: var(--text-dim);
}
.bubble.agent hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}

@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

#input-area {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  gap: 10px;
  align-items: center;
}

#question {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 10px 14px;
  resize: none;
  height: 48px;
  line-height: 1.4;
}

#question:focus { outline: none; border-color: var(--gold-dim); }
#question::placeholder { color: var(--text-dim); }

#question.listening {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(201, 168, 76, 0.25);
}

#send {
  background: var(--gold-dim);
  color: #0d0d0d;
  border: none;
  border-radius: 4px;
  padding: 0 20px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: bold;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: background 0.15s;
  height: 48px;
}

#send:hover:not(:disabled) { background: var(--gold); }
#send:disabled { opacity: 0.4; cursor: not-allowed; }

/* Header buttons (mute, test-mode, gear) */
.header-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  padding: 5px 10px;
  font-family: inherit;
  font-size: 0.78rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: all 0.15s;
}

.header-btn:hover { color: var(--gold); border-color: var(--gold-dim); }
.header-btn.active { color: var(--gold); border-color: var(--gold-dim); background: rgba(201, 168, 76, 0.08); }

.header-btn.test-mode.active {
  color: #f0b050;
  border-color: #b07020;
  background: rgba(240, 176, 80, 0.1);
}

/* Mic button */
#mic {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  width: 48px;
  height: 48px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.15s;
}

#mic:hover { color: var(--gold); border-color: var(--gold-dim); }
#mic.recording { color: var(--gold); border-color: var(--gold); animation: pulse 1s ease-in-out infinite; }
#mic:disabled, #mic.unsupported { display: none; }

/* Speaker icon on agent bubbles */
.speaker-btn {
  background: transparent;
  border: none;
  color: var(--gold-dim);
  cursor: pointer;
  padding: 2px 6px;
  font-size: 0.9rem;
  float: right;
  margin-left: 8px;
  border-radius: 3px;
  transition: all 0.15s;
}

.speaker-btn:hover { color: var(--gold); background: rgba(201, 168, 76, 0.1); }
.speaker-btn.playing { color: var(--gold); animation: pulse 1.2s ease-in-out infinite; }

/* Settings panel (gear dropdown) */
#settings-panel {
  position: absolute;
  top: 56px;
  right: 20px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  min-width: 260px;
  display: none;
  z-index: 100;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

#settings-panel.open { display: block; }

#settings-panel .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 8px 0;
  font-size: 0.85rem;
  color: var(--text);
}

#settings-panel label { color: var(--text-dim); }

#settings-panel select, #settings-panel .keybind-capture {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 4px 8px;
  border-radius: 3px;
  min-width: 110px;
  text-align: center;
}

#settings-panel .keybind-capture {
  cursor: pointer;
}

#settings-panel .keybind-capture.capturing {
  color: var(--gold);
  border-color: var(--gold);
}

/* Config banner shown when API endpoint is not set */
#config-banner {
  background: #3a1a00;
  border-bottom: 1px solid #6a3a00;
  padding: 10px 20px;
  font-size: 0.82rem;
  color: #f0a050;
  display: none;
}