/**
 * Help Tooltip Styles
 * ===================
 * Styles for D&D glossary term tooltips.
 */

/* ========================================
 * TERM HIGHLIGHTING
 * ======================================== */

.help-term {
  position: relative;
  border-bottom: 1px dotted var(--color-primary, #4a90e2);
  color: inherit;
  cursor: help;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.help-term:hover,
.help-term:focus {
  border-bottom-style: solid;
  color: var(--color-primary, #4a90e2);
  outline: none;
}

.help-term:focus-visible {
  outline: 2px solid var(--focus-ring-color, #4a90e2);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Auto-linked terms (less prominent) */
.help-term--auto {
  border-bottom-color: var(--terminal-text-muted, #666);
}

.help-term--auto:hover,
.help-term--auto:focus {
  border-bottom-color: var(--color-primary, #4a90e2);
}

/* ========================================
 * TOOLTIP
 * ======================================== */

.help-tooltip {
  position: fixed;
  z-index: 10000;
  max-width: 320px;
  min-width: 200px;
  padding: 0.75rem;
  background: var(--terminal-bg-elevated, #1a1a2e);
  border: 1px solid var(--terminal-border, #333);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  animation: help-tooltip-enter 0.15s ease-out;
  font-size: 0.875rem;
  line-height: 1.5;
}

@keyframes help-tooltip-enter {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Arrow pointer */
.help-tooltip::after {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-bottom-color: var(--terminal-bg-elevated, #1a1a2e);
}

.help-tooltip::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-bottom-color: var(--terminal-border, #333);
}

/* Tooltip above element */
.help-tooltip--above::after {
  top: auto;
  bottom: -6px;
  border-bottom-color: transparent;
  border-top-color: var(--terminal-bg-elevated, #1a1a2e);
}

.help-tooltip--above::before {
  top: auto;
  bottom: -8px;
  border-bottom-color: transparent;
  border-top-color: var(--terminal-border, #333);
}

/* ========================================
 * TOOLTIP CONTENT
 * ======================================== */

.help-tooltip__header {
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--terminal-border, #333);
}

.help-tooltip__term {
  font-weight: 600;
  color: var(--color-primary, #4a90e2);
  font-size: 1rem;
}

.help-tooltip__definition {
  margin: 0 0 0.5rem 0;
  color: var(--terminal-text-primary, #e0e0e0);
}

.help-tooltip__example {
  margin: 0 0 0.5rem 0;
  padding: 0.5rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  color: var(--terminal-text-secondary, #999);
  font-size: 0.8125rem;
}

.help-tooltip__example em {
  color: var(--terminal-text-muted, #666);
  font-style: normal;
}

/* ========================================
 * RELATED TERMS
 * ======================================== */

.help-tooltip__related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--terminal-border, #333);
}

.help-tooltip__related-label {
  width: 100%;
  font-size: 0.75rem;
  color: var(--terminal-text-muted, #666);
  margin-bottom: 0.25rem;
}

.help-tooltip__related-term {
  padding: 0.125rem 0.5rem;
  background: var(--terminal-bg, #0a0a0a);
  border: 1px solid var(--terminal-border, #333);
  border-radius: 12px;
  color: var(--terminal-text-secondary, #999);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.help-tooltip__related-term:hover,
.help-tooltip__related-term:focus {
  background: var(--terminal-bg-elevated, #1a1a1a);
  border-color: var(--color-primary, #4a90e2);
  color: var(--color-primary, #4a90e2);
  outline: none;
}

/* ========================================
 * REDUCED MOTION
 * ======================================== */

@media (prefers-reduced-motion: reduce) {
  .help-tooltip {
    animation: none;
  }
}