/**
 * TOOLTIPS.CSS
 * Premium interactive tooltip system for OpenClaw Mac v2
 * Sprint #40 - Interactive Tooltip System (2026-02-10 6:45 AM)
 * 
 * Features:
 * - Glassmorphism design with backdrop blur
 * - Smart auto-positioning (top/bottom/left/right)
 * - Smooth fade + slide animations
 * - Arrow pointers with gradient borders
 * - Mobile touch support
 * - Keyboard accessible
 * - Dark mode optimized
 * 
 * Inspiration: Stripe, Linear, Vercel, Notion 2026 tooltip UX
 */

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

.tooltip {
  position: absolute;
  z-index: 10000;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1),
              visibility 0.2s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

.tooltip.visible {
  opacity: 1;
  visibility: visible;
}

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

.tooltip__content {
  position: relative;
  background: rgba(20, 25, 35, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 12px;
  padding: 10px 16px;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
  white-space: nowrap;
  max-width: 280px;
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 8px 32px rgba(139, 92, 246, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Glassmorphism inner glow */
.tooltip__content::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 12px;
  padding: 1px;
  background: linear-gradient(135deg, 
    rgba(139, 92, 246, 0.4) 0%, 
    rgba(59, 130, 246, 0.2) 50%,
    rgba(139, 92, 246, 0.1) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.6;
}

/* Premium text gradient (optional) */
.tooltip__content strong {
  background: linear-gradient(135deg, #a78bfa 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

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

.tooltip__arrow {
  position: absolute;
  width: 12px;
  height: 12px;
  background: rgba(20, 25, 35, 0.95);
  border: 1px solid rgba(139, 92, 246, 0.3);
  transform: rotate(45deg);
  z-index: -1;
}

/* Arrow positioning based on tooltip placement */

/* Top placement - arrow points down */
.tooltip[data-placement="top"] .tooltip__arrow {
  bottom: -6px;
  left: 50%;
  margin-left: -6px;
  border-top: none;
  border-left: none;
}

/* Bottom placement - arrow points up */
.tooltip[data-placement="bottom"] .tooltip__arrow {
  top: -6px;
  left: 50%;
  margin-left: -6px;
  border-bottom: none;
  border-right: none;
}

/* Left placement - arrow points right */
.tooltip[data-placement="left"] .tooltip__arrow {
  right: -6px;
  top: 50%;
  margin-top: -6px;
  border-left: none;
  border-bottom: none;
}

/* Right placement - arrow points left */
.tooltip[data-placement="right"] .tooltip__arrow {
  left: -6px;
  top: 50%;
  margin-top: -6px;
  border-right: none;
  border-top: none;
}

/* ============================================
   POSITIONING & ANIMATIONS
   ============================================ */

/* Top placement */
.tooltip[data-placement="top"] {
  transform: translateY(4px);
}

.tooltip[data-placement="top"].visible {
  transform: translateY(0);
}

/* Bottom placement */
.tooltip[data-placement="bottom"] {
  transform: translateY(-4px);
}

.tooltip[data-placement="bottom"].visible {
  transform: translateY(0);
}

/* Left placement */
.tooltip[data-placement="left"] {
  transform: translateX(4px);
}

.tooltip[data-placement="left"].visible {
  transform: translateX(0);
}

/* Right placement */
.tooltip[data-placement="right"] {
  transform: translateX(-4px);
}

.tooltip[data-placement="right"].visible {
  transform: translateX(0);
}

/* ============================================
   MOBILE OPTIMIZATIONS
   ============================================ */

@media (max-width: 768px) {
  .tooltip__content {
    max-width: 220px;
    font-size: 12px;
    padding: 8px 12px;
    white-space: normal; /* Allow wrapping on mobile */
  }

  .tooltip__arrow {
    width: 10px;
    height: 10px;
  }

  .tooltip[data-placement="top"] .tooltip__arrow,
  .tooltip[data-placement="bottom"] .tooltip__arrow {
    margin-left: -5px;
  }

  .tooltip[data-placement="left"] .tooltip__arrow,
  .tooltip[data-placement="right"] .tooltip__arrow {
    margin-top: -5px;
  }
}

/* Touch device optimization - slightly larger tap targets */
@media (hover: none) {
  .tooltip__content {
    padding: 12px 16px;
    font-size: 14px;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* High contrast mode support */
@media (prefers-contrast: high) {
  .tooltip__content {
    border: 2px solid rgba(139, 92, 246, 0.8);
    background: rgba(10, 15, 25, 1);
  }

  .tooltip__arrow {
    border-width: 2px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .tooltip,
  .tooltip.visible {
    transition: opacity 0.1s linear, visibility 0.1s linear;
    transform: none !important;
  }
}

/* Focus visible for keyboard navigation */
[data-tooltip]:focus-visible {
  outline: 2px solid rgba(139, 92, 246, 0.6);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ============================================
   VARIANT STYLES
   ============================================ */

/* Success tooltip */
.tooltip[data-variant="success"] .tooltip__content {
  border-color: rgba(34, 197, 94, 0.4);
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 8px 32px rgba(34, 197, 94, 0.15);
}

.tooltip[data-variant="success"] .tooltip__arrow {
  border-color: rgba(34, 197, 94, 0.4);
}

/* Warning tooltip */
.tooltip[data-variant="warning"] .tooltip__content {
  border-color: rgba(251, 191, 36, 0.4);
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 8px 32px rgba(251, 191, 36, 0.15);
}

.tooltip[data-variant="warning"] .tooltip__arrow {
  border-color: rgba(251, 191, 36, 0.4);
}

/* Error tooltip */
.tooltip[data-variant="error"] .tooltip__content {
  border-color: rgba(239, 68, 68, 0.4);
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 8px 32px rgba(239, 68, 68, 0.15);
}

.tooltip[data-variant="error"] .tooltip__arrow {
  border-color: rgba(239, 68, 68, 0.4);
}

/* Info tooltip (premium brand colors) */
.tooltip[data-variant="info"] .tooltip__content {
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 8px 32px rgba(59, 130, 246, 0.15);
}

.tooltip[data-variant="info"] .tooltip__arrow {
  border-color: rgba(59, 130, 246, 0.4);
}

/* ============================================
   RICH CONTENT TOOLTIPS
   ============================================ */

/* For tooltips with HTML content */
.tooltip__content--rich {
  white-space: normal;
  max-width: 320px;
  padding: 14px 18px;
}

.tooltip__content--rich .tooltip__title {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #a78bfa 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tooltip__content--rich .tooltip__body {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
}

.tooltip__content--rich .tooltip__footer {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(139, 92, 246, 0.2);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

/* GPU acceleration */
.tooltip {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}

/* Prevent layout shift */
.tooltip__content {
  contain: layout style paint;
}

/* ============================================
   DARK MODE REFINEMENTS
   ============================================ */

@media (prefers-color-scheme: light) {
  .tooltip__content {
    background: rgba(255, 255, 255, 0.95);
    color: rgba(10, 15, 25, 0.95);
    border-color: rgba(139, 92, 246, 0.2);
    box-shadow: 
      0 4px 16px rgba(0, 0, 0, 0.1),
      0 8px 32px rgba(139, 92, 246, 0.05),
      inset 0 1px 0 rgba(255, 255, 255, 0.8);
  }

  .tooltip__arrow {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(139, 92, 246, 0.2);
  }

  .tooltip__content--rich .tooltip__body {
    color: rgba(10, 15, 25, 0.7);
  }
}