* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0a0a0a;
  color: #e0e0e0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.header {
  padding: 20px 24px 16px;
  text-align: center;
  border-bottom: 1px solid #222;
  width: 100%;
}
.header h1 { font-size: 1.3rem; color: #fff; }
.header p { font-size: 0.85rem; color: #888; margin-top: 4px; }

.main {
  flex: 1;
  width: 100%;
  max-width: 900px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.status-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: #151515;
  border-radius: 10px;
  border: 1px solid #222;
}
.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #555;
  transition: background 0.3s;
}
.status-dot.connected { background: #4ade80; }
.status-dot.connecting { background: #fbbf24; animation: pulse 1s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.status-text { font-size: 0.9rem; }
.status-mode { font-size: 0.75rem; color: #8b5cf6; margin-right: auto; padding: 2px 8px; background: #1e1033; border-radius: 8px; }

.action-row { display: flex; gap: 8px; }
.connect-btn {
  padding: 14px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  flex: 1;
}
.connect-btn.start {
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: #fff;
}
.connect-btn.start:hover { transform: scale(1.02); opacity: 0.9; }
.connect-btn.stop { background: #dc2626; color: #fff; }
.connect-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.mute-btn {
  padding: 14px;
  font-size: 1.1rem;
  border: 2px solid #333;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  background: #151515;
  color: #ccc;
  min-width: 56px;
  display: none;
}
.mute-btn:hover { border-color: #555; }
.mute-btn.muted { border-color: #dc2626; background: #1a0a0a; color: #f87171; }

.transcript {
  background: #111;
  border: 1px solid #222;
  border-radius: 10px;
  padding: 14px;
  overflow-y: auto;
  max-height: 28vh;
  min-height: 80px;
}
.msg {
  padding: 7px 12px;
  margin-bottom: 7px;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
}
.msg.user { background: #1e293b; text-align: right; }
.msg.assistant { background: #1a1a2e; border-right: 3px solid #8b5cf6; }
.msg.tool { background: #0d1117; color: #7dd3fc; font-size: 0.78rem; font-family: 'SF Mono', Consolas, monospace; }
.msg .role { font-weight: 600; font-size: 0.72rem; color: #888; margin-bottom: 2px; }

/* Canvas */
.canvas {
  background: #111;
  border: 1px solid #222;
  border-radius: 10px;
  overflow: hidden;
  transition: max-height 0.3s ease;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 320px;
}
.canvas.collapsed .canvas-body { display: none; }
.canvas.collapsed { min-height: auto; }
.canvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: #161616;
  cursor: pointer;
  user-select: none;
}
.canvas-header:hover { background: #1a1a1a; }
.canvas-title { font-size: 0.9rem; font-weight: 600; color: #ccc; }
.canvas-toggle { font-size: 0.8rem; color: #666; }
.canvas-body {
  padding: 16px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.canvas-empty {
  text-align: center;
  padding: 40px 16px;
  color: #555;
  font-size: 0.9rem;
  margin: auto;
}

/* Canvas content types */
.canvas-content { width: 100%; }
.canvas-content > .item-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid #222;
}

.canvas-image {
  max-width: 100%;
  max-height: 60vh;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
  background: #050505;
}

.canvas-video {
  max-width: 100%;
  max-height: 60vh;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

.canvas-audio {
  width: 100%;
  margin: 12px 0;
}

.canvas-iframe {
  width: 100%;
  height: 60vh;
  border: 1px solid #222;
  border-radius: 8px;
  background: #fff;
}

.canvas-markdown {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #e0e0e0;
  text-align: right;
  direction: rtl;
}
.canvas-markdown h1, .canvas-markdown h2, .canvas-markdown h3 { color: #fff; margin: 12px 0 6px; }
.canvas-markdown p { margin-bottom: 8px; }
.canvas-markdown ul, .canvas-markdown ol { padding-right: 20px; margin-bottom: 8px; }
.canvas-markdown code { background: #1a1a2e; padding: 2px 6px; border-radius: 4px; font-size: 0.85em; }
.canvas-markdown pre {
  background: #0d0d1a;
  padding: 12px;
  border-radius: 8px;
  overflow-x: auto;
  direction: ltr;
  text-align: left;
  font-size: 0.85em;
  margin: 8px 0;
}
.canvas-markdown .md-table {
  border-collapse: collapse;
  margin: 12px 0;
  width: 100%;
  font-size: 0.9em;
  overflow-x: auto;
  display: table;
}
.canvas-markdown .md-table th,
.canvas-markdown .md-table td {
  border: 1px solid #2a2a3a;
  padding: 6px 10px;
  text-align: start;
  vertical-align: top;
}
.canvas-markdown .md-table th {
  background: #1a1a2e;
  color: #fff;
  font-weight: 600;
}
.canvas-markdown .md-table tbody tr:nth-child(even) {
  background: #15151f;
}

.canvas-code {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  background: #0d0d1a;
  padding: 14px;
  border-radius: 8px;
  overflow-x: auto;
  white-space: pre;
  direction: ltr;
  text-align: left;
  color: #e0e0e0;
}

.canvas-json {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  background: #0d0d1a;
  padding: 14px;
  border-radius: 8px;
  overflow-x: auto;
  white-space: pre;
  direction: ltr;
  text-align: left;
  color: #a5d8ff;
}

.canvas-text {
  white-space: pre-wrap;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #e0e0e0;
}

.canvas-hint {
  font-size: 0.75rem;
  color: #666;
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px solid #1a1a1a;
  direction: ltr;
  text-align: left;
}