:root {
  --bg: #0f1115;
  --card: #171a21;
  --border: #2a2e38;
  --text: #e6e8eb;
  --muted: #9099a8;
  --accent: #5b8cff;
  --ready: #3fbf6f;
  --not-ready: #d9822b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  padding: 24px 32px 8px;
}

h1 {
  margin: 0;
  font-size: 1.6rem;
}

.subtitle {
  color: var(--muted);
  margin: 4px 0 0;
  font-size: 0.9rem;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 16px 32px 48px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
}

h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.hint {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: -4px;
}

.hint-inline {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.8rem;
}

.person-tabs {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.person-tab {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.person-tab.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.profile-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

#profile-select {
  flex: 1;
  background: #0d0f14;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px;
  font-size: 0.9rem;
}

#delete-profile-btn {
  background: transparent;
  border: 1px solid #7a2e2e;
  color: #ff6b6b;
}

#style-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#style-form button {
  align-self: flex-start;
}

.field-group {
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

label {
  font-size: 0.85rem;
  color: var(--muted);
}

textarea, input[type="text"] {
  background: #0d0f14;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px;
  font-family: inherit;
  font-size: 0.9rem;
  resize: vertical;
}

input[type="file"] {
  color: var(--muted);
  font-size: 0.8rem;
}

button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  font-size: 0.9rem;
  cursor: pointer;
}

button:disabled {
  background: #3a3f4b;
  cursor: not-allowed;
}

#reset-conversation-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.status {
  margin-left: 12px;
  font-size: 0.85rem;
  font-weight: 600;
}

.status.ready {
  color: var(--ready);
}

.status.not-ready {
  color: var(--not-ready);
}

#ask-form {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

#mic-btn {
  background: transparent;
  border: 1px solid var(--border);
  padding: 10px 14px;
}

#mic-btn.recording {
  background: #7a2e2e;
  border-color: #ff6b6b;
  animation: pulse 1.2s infinite;
}

#handsfree-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

#handsfree-btn.active {
  background: #1f5c3a;
  border-color: var(--ready);
  color: white;
}

#handsfree-btn.answering {
  background: #5b4a1f;
  border-color: #d9822b;
}

#pause-listening-btn {
  background: transparent;
  border: 1px solid var(--not-ready);
  color: var(--not-ready);
  font-size: 0.85rem;
}

#pause-listening-btn.paused {
  background: var(--not-ready);
  color: white;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

#voice-status {
  font-size: 0.8rem;
  color: var(--muted);
  min-height: 1.2em;
  margin-bottom: 10px;
}

#question-input {
  flex: 1;
}

#qa-log {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.qa-pair {
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.qa-question {
  font-weight: 600;
  margin-bottom: 6px;
}

.qa-answer {
  white-space: pre-wrap;
  line-height: 1.5;
  color: var(--text);
}

.qa-meta {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--muted);
}

.qa-doc-status {
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--muted);
}

.qa-doc-status a {
  color: var(--accent);
}

.qa-error {
  color: #ff6b6b;
}