/* Minimal reset */
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }

:root {
  --bg: #0b0c0f;
  --panel: #0f1117;
  --border: rgba(255, 255, 255, 0.08);
  --text: rgba(255, 255, 255, 0.88);
  --muted: rgba(255, 255, 255, 0.60);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

/* Layout */
.layout {
  height: 100vh;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

/* Panes */
.pane {
  min-height: 0; /* important for iframe sizing in grid */
  border-left: 1px solid var(--border);
  background: var(--panel);
}
.pane-left { border-left: none; position: relative; }

/* PDF */
.pdf-frame {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #fff;
}

.pdf-fallback {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 10px;
  backdrop-filter: blur(6px);
  display: none; /* shown by JS if needed */
}
.pdf-fallback a {
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
}
.pdf-fallback a:hover { text-decoration: underline; }

/* Right side */
.pane-right { position: relative; }

.widget-center {
  height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
}

.widget-card {
  width: min(520px, 92%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 16px;
  background: rgba(255, 255, 255, 0.02);
}

#elevenlabs-widget-container {
  width: 100%;
  min-height: 220px; /* reserved space for widget */
  background: transparent; /* keep clean */
}

/* Helper text */
.hint {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.35;
}

/* Optional button */
.open-external {
  margin-top: 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 13px;
  cursor: pointer;
}
.open-external:hover {
  background: rgba(255,255,255,0.04);
}

/* Responsive: stack on small screens */
@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: 60vh 40vh;
  }

  .pane {
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .pane-left { border-top: none; }
}