:root {
  --bg: #0d0d0f;
  --gold: #c9a227;
  --red: #b8292f;
  --text: #e8e6e1;
}

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

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

h1 {
  color: var(--gold);
  font-size: 22px;
}

.player-box {
  position: relative;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
}

video {
  width: 100%;
  display: block;
}

.watermark {
  position: absolute;
  top: 12px;
  left: 12px;
  color: rgba(255, 255, 255, 0.35);
  font-size: 12px;
  pointer-events: none;
  text-shadow: 0 0 2px #000;
}

.lesson-text {
  margin-top: 16px;
  line-height: 1.5;
}

.feedback-box {
  margin-top: 32px;
  border-top: 1px solid #2a2a2e;
  padding-top: 16px;
}

.rating {
  font-size: 28px;
  letter-spacing: 4px;
  cursor: pointer;
  margin-bottom: 12px;
}

.rating span {
  color: #3a3a3e;
}

.rating span.active {
  color: var(--gold);
}

textarea {
  width: 100%;
  min-height: 80px;
  background: #19191c;
  color: var(--text);
  border: 1px solid #2a2a2e;
  border-radius: 6px;
  padding: 10px;
  box-sizing: border-box;
  font-family: inherit;
}

button {
  margin-top: 10px;
  background: var(--red);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
}

button:hover {
  filter: brightness(1.1);
}

#feedback-status {
  margin-top: 8px;
  color: var(--gold);
  font-size: 14px;
}

.wrap.narrow {
  max-width: 360px;
}

.muted {
  color: #8a8a8e;
  font-size: 14px;
}

.hidden {
  display: none;
}

.list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.list-item {
  display: block;
  background: #19191c;
  border: 1px solid #2a2a2e;
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
}

.list-item:hover {
  border-color: var(--gold);
}

#lessons-section {
  margin-top: 32px;
  border-top: 1px solid #2a2a2e;
  padding-top: 16px;
}