.practice {
  flex: 1;
  padding: var(--space-page);
  overflow-y: auto;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
}

.practice__lead {
  margin: 0 0 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    linear-gradient(135deg, rgba(108, 158, 255, 0.09), transparent 60%),
    var(--surface);
  box-shadow: var(--shadow-sm);
  font-size: 0.9rem;
  line-height: 1.6;
}

.practice__panel {
  margin-bottom: 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 50%),
    var(--surface);
  box-shadow: var(--shadow-sm);
  max-width: 720px;
}

.practice__label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.practice__file {
  max-width: 100%;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.practice__drop {
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
  background: var(--surface-2);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.practice__drop.is-over {
  border-color: var(--accent-line);
  background: var(--accent-soft);
}

.practice__drop-label {
  margin: 0.5rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.practice__file-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.practice__player-wrap--file {
  margin-top: 0.75rem;
}

.practice__hint {
  margin: 0.65rem 0 0;
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--text-muted);
}

.practice__status {
  margin: 0.75rem 0 0;
  min-height: 1.25rem;
  font-size: 0.85rem;
  color: var(--accent);
}

.practice__file-name {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--chord);
}

.practice__player-wrap {
  margin-top: 1rem;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
  aspect-ratio: 16 / 9;
}

.practice__controls {
  margin-top: 0.5rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 50%),
    var(--surface);
  box-shadow: var(--shadow-sm);
  max-width: 720px;
}

.practice__transport {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.practice__time {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.practice__control {
  display: block;
  margin-bottom: 1rem;
}

.practice__control:last-child {
  margin-bottom: 0;
}

.practice__control-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.practice__control-label strong {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
}

.practice__loop {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.practice__loop .btn {
  padding: 0.45rem 0.9rem;
  font-size: 0.82rem;
}

.practice__loop .btn.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-line);
}

.practice__loop-range {
  font-variant-numeric: tabular-nums;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.practice__control input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.practice__control-ends {
  display: flex;
  justify-content: space-between;
  margin-top: 0.2rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.btn {
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.btn--primary {
  background: var(--surface-2);
  color: var(--text);
}

.btn--primary:hover:not(:disabled) {
  border-color: var(--accent-line);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn--accent {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-line);
}

.btn--accent:hover:not(:disabled) {
  background: rgba(108, 158, 255, 0.25);
  border-color: rgba(108, 158, 255, 0.55);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (max-width: 560px) {
  .practice__time {
    margin-left: 0;
    width: 100%;
  }
}