:root {
  color-scheme: light;
  font-family: "IBM Plex Sans", "Helvetica Neue", sans-serif;
  background: #f4f6fb;
  color: #121620;
}

body {
  margin: 0;
  background: radial-gradient(circle at top right, #e8f4ff, #f4f6fb 50%);
}

.layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 16px;
}

header {
  grid-column: 1 / -1;
}

header h1 {
  margin: 0 0 4px;
}

header p {
  margin: 0;
  color: #3d4655;
}

.panel {
  background: #fff;
  border: 1px solid #d9deea;
  border-radius: 12px;
  padding: 14px;
  box-shadow: 0 8px 24px rgba(25, 45, 85, 0.08);
}

.panel h2 {
  margin-top: 0;
  font-size: 18px;
}

.controls label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  border: 1px solid #b8c1d4;
  border-radius: 8px;
  padding: 9px 10px;
}

button {
  border: 1px solid #3857cf;
  background: #2f50d2;
  color: #fff;
  border-radius: 8px;
  padding: 9px 12px;
  cursor: pointer;
}

button[disabled] {
  cursor: not-allowed;
  opacity: 0.5;
}

.row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}

.status {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  background: #eef2ff;
  border-radius: 8px;
  padding: 8px;
}

.media {
  grid-column: 1 / -1;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.video-tile {
  background: #111827;
  border-radius: 10px;
  min-height: 150px;
  position: relative;
  overflow: hidden;
}

.video-tile video,
.video-tile audio {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-label {
  position: absolute;
  left: 8px;
  bottom: 8px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
}

.transcript {
  grid-column: 1 / -1;
}

#transcript-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
}

#transcript-list li {
  border-left: 4px solid #3b82f6;
  background: #edf4ff;
  padding: 8px 10px;
  border-radius: 6px;
}

@media (max-width: 800px) {
  .layout {
    grid-template-columns: 1fr;
  }
}