/* Single lesson bookmark — scoped */

.bookmark-target {
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.15s, box-shadow 0.15s;
}

.bookmark-target:hover {
  background: rgba(88, 166, 255, 0.08);
}

.is-bookmarked {
  box-shadow: inset 3px 0 0 var(--yellow, #d29922);
  background: rgba(210, 153, 34, 0.1);
}

.bookmark-flash {
  animation: bookmark-flash-pulse 1.6s ease;
}

@keyframes bookmark-flash-pulse {
  0%, 100% { background: rgba(210, 153, 34, 0.1); }
  25% { background: rgba(88, 166, 255, 0.22); }
  50% { background: rgba(210, 153, 34, 0.16); }
}

.bookmark-fab {
  position: fixed;
  right: 20px;
  bottom: 76px;
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border: 1px solid var(--border, #30363d);
  border-radius: 999px;
  background: var(--surface, #161b22);
  color: var(--text, #c9d1d9);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.bookmark-fab:hover {
  border-color: var(--yellow, #d29922);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
}

.bookmark-fab:focus-visible {
  outline: 2px solid var(--yellow, #d29922);
  outline-offset: 2px;
}

.bookmark-fab.has-bookmark {
  border-color: var(--yellow, #d29922);
}

.bookmark-fab-icon {
  font-size: 18px;
  line-height: 1;
}

.bookmark-fab-label {
  font-size: 13px;
}

.bookmark-toast {
  position: fixed;
  right: 20px;
  bottom: 132px;
  z-index: 9002;
  max-width: min(320px, calc(100vw - 40px));
  padding: 10px 14px;
  border-radius: var(--radius, 6px);
  background: var(--surface-2, #21262d);
  border: 1px solid var(--yellow, #d29922);
  color: var(--text, #c9d1d9);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
}

.bookmark-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 480px) {
  .bookmark-fab-label {
    display: none;
  }

  .bookmark-fab {
    padding: 14px;
    border-radius: 50%;
  }
}