/* =====================================================
   TehGuys Interaction & Animation System
   Smooth, fluid, purposeful motion.
   ===================================================== */

/* =====================================================
   Enhanced Action Buttons
   ===================================================== */

.action-btn {
  position: relative;
  overflow: hidden;
  transform: translateY(0);
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform 200ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 200ms cubic-bezier(0, 0, 0.2, 1) !important;
}

.action-btn:hover {
  transform: translateY(-1px);
}

.action-btn:active {
  transform: translateY(0) !important;
}

.action-btn.action-primary:hover {
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.action-btn.action-success:hover {
  box-shadow: 0 4px 12px rgba(25, 135, 84, 0.3);
}

.action-btn.action-danger:hover {
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.25);
}

.action-btn:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
}

/* Bootstrap .btn enhancements */
.btn {
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform 200ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 200ms cubic-bezier(0, 0, 0.2, 1) !important;
  transform: translateY(0);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0) !important;
  box-shadow: none !important;
}

.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3) !important;
}

.btn-success:hover {
  box-shadow: 0 4px 12px rgba(25, 135, 84, 0.28) !important;
}

.btn-danger:hover {
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.28) !important;
}

/* =====================================================
   Tooltip / Toggle-Info System
   Reveals contextual info on hover or focus.
   ===================================================== */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-md);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition:
    opacity 200ms cubic-bezier(0, 0, 0.2, 1),
    transform 200ms cubic-bezier(0, 0, 0.2, 1);
  z-index: 1000;
}

[data-tooltip]::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  border: 5px solid transparent;
  border-top-color: var(--border-medium);
  pointer-events: none;
  opacity: 0;
  transition:
    opacity 200ms cubic-bezier(0, 0, 0.2, 1),
    transform 200ms cubic-bezier(0, 0, 0.2, 1);
  z-index: 1001;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

[data-tooltip]:hover::before,
[data-tooltip]:focus-visible::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Tooltip below variant */
[data-tooltip-below]::after {
  bottom: auto;
  top: calc(100% + 8px);
  transform: translateX(-50%) translateY(-4px);
}

[data-tooltip-below]::before {
  bottom: auto;
  top: calc(100% + 2px);
  transform: translateX(-50%) translateY(-4px);
  border-top-color: transparent;
  border-bottom-color: var(--border-medium);
}

[data-tooltip-below]:hover::after,
[data-tooltip-below]:focus-visible::after {
  transform: translateX(-50%) translateY(0);
}

[data-tooltip-below]:hover::before,
[data-tooltip-below]:focus-visible::before {
  transform: translateX(-50%) translateY(0);
}

/* Info panel variant — wider, multiline detail */
.btn-info-toggle {
  position: relative;
}

.btn-info-panel {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  min-width: 200px;
  max-width: 280px;
  pointer-events: none;
  opacity: 0;
  transition:
    opacity 200ms cubic-bezier(0, 0, 0.2, 1),
    transform 200ms cubic-bezier(0, 0, 0.2, 1);
  z-index: 1000;
  text-align: left;
}

.btn-info-panel .info-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.btn-info-panel .info-desc {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.5;
}

.btn-info-toggle:hover .btn-info-panel,
.btn-info-toggle:focus-within .btn-info-panel {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* =====================================================
   Page Entrance Animations
   Stagger reveals for card grids and lists.
   ===================================================== */

@keyframes tg-fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes tg-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes tg-scale-in {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes tg-slide-right {
  from {
    opacity: 0;
    transform: translateX(-16px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Utility classes for JS-driven stagger */
.tg-reveal {
  opacity: 0;
}

.tg-reveal.is-visible {
  animation: tg-fade-up 0.35s cubic-bezier(0, 0, 0.2, 1) forwards;
}

.tg-reveal-scale.is-visible {
  animation: tg-scale-in 0.3s cubic-bezier(0, 0, 0.2, 1) forwards;
}

.tg-reveal-fade.is-visible {
  animation: tg-fade-in 0.3s ease-out forwards;
}

/* Stagger delays for grids */
.tg-stagger > *:nth-child(1) { animation-delay: 0ms; }
.tg-stagger > *:nth-child(2) { animation-delay: 60ms; }
.tg-stagger > *:nth-child(3) { animation-delay: 120ms; }
.tg-stagger > *:nth-child(4) { animation-delay: 180ms; }
.tg-stagger > *:nth-child(5) { animation-delay: 240ms; }
.tg-stagger > *:nth-child(6) { animation-delay: 300ms; }
.tg-stagger > *:nth-child(7) { animation-delay: 360ms; }
.tg-stagger > *:nth-child(8) { animation-delay: 420ms; }
.tg-stagger > *:nth-child(n+9) { animation-delay: 480ms; }

/* Direct stagger: apply to grid children directly */
.tg-auto-stagger > * {
  opacity: 0;
  animation: tg-fade-up 0.35s cubic-bezier(0, 0, 0.2, 1) forwards;
}

.tg-auto-stagger > *:nth-child(1) { animation-delay: 0ms; }
.tg-auto-stagger > *:nth-child(2) { animation-delay: 50ms; }
.tg-auto-stagger > *:nth-child(3) { animation-delay: 100ms; }
.tg-auto-stagger > *:nth-child(4) { animation-delay: 150ms; }
.tg-auto-stagger > *:nth-child(5) { animation-delay: 200ms; }
.tg-auto-stagger > *:nth-child(6) { animation-delay: 250ms; }
.tg-auto-stagger > *:nth-child(n+7) { animation-delay: 300ms; }

/* =====================================================
   Card Enhancements
   ===================================================== */

.card {
  transition:
    transform 250ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 250ms cubic-bezier(0, 0, 0.2, 1),
    border-color 250ms cubic-bezier(0, 0, 0.2, 1) !important;
}

/* Interactive cards: accent border on hover */
.card-interactive:hover {
  border-color: var(--accent-blue) !important;
}

/* Stat/metric card: scale slightly on hover */
.card-metric {
  cursor: default;
  transition:
    transform 250ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 250ms cubic-bezier(0, 0, 0.2, 1) !important;
}

.card-metric:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md) !important;
}

/* =====================================================
   Enhanced Form Controls
   ===================================================== */

.form-control,
.form-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="date"],
input[type="time"],
textarea {
  transition:
    border-color 150ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 150ms cubic-bezier(0, 0, 0.2, 1),
    background-color 150ms cubic-bezier(0, 0, 0.2, 1) !important;
}

/* Enhanced label float for labeled inputs */
.floating-label-group {
  position: relative;
}

.floating-label-group .form-control,
.floating-label-group input {
  padding-top: 1.5rem !important;
  padding-bottom: 0.5rem !important;
}

.floating-label-group label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  transition: all 150ms cubic-bezier(0, 0, 0.2, 1);
  pointer-events: none;
}

.floating-label-group .form-control:focus ~ label,
.floating-label-group .form-control:not(:placeholder-shown) ~ label {
  top: 0.35rem;
  font-size: 0.65rem;
  color: var(--accent-blue);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* =====================================================
   Enhanced Navigation
   ===================================================== */

.nav-item {
  transition:
    color 150ms cubic-bezier(0, 0, 0.2, 1),
    background 150ms cubic-bezier(0, 0, 0.2, 1) !important;
}

.nav-item i {
  transition:
    color 150ms cubic-bezier(0, 0, 0.2, 1),
    transform 150ms cubic-bezier(0, 0, 0.2, 1) !important;
}

.nav-item:hover i {
  transform: scale(1.1);
}

.nav-item.active i {
  transform: scale(1.1);
}

/* =====================================================
   Ripple Effect on interactive elements
   ===================================================== */

.ripple-container {
  position: relative;
  overflow: hidden;
}

@keyframes ripple-expand {
  from {
    opacity: 0.35;
    transform: scale(0);
  }
  to {
    opacity: 0;
    transform: scale(4);
  }
}

.ripple-wave {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  width: 50px;
  height: 50px;
  margin-left: -25px;
  margin-top: -25px;
  pointer-events: none;
  animation: ripple-expand 0.5s cubic-bezier(0, 0, 0.2, 1) forwards;
}

/* =====================================================
   Status Badges & Indicators
   ===================================================== */

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot-online  { background: var(--accent-green); }
.status-dot-away    { background: var(--accent-yellow); }
.status-dot-offline { background: var(--border-light); }

@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.2); opacity: 0; }
}

.status-dot-online::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse-ring 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* =====================================================
   Loading Skeleton Shimmer
   ===================================================== */

@keyframes skeleton-shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface-dark) 0%,
    var(--surface-highlight) 50%,
    var(--surface-dark) 100%
  );
  background-size: 800px 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
  border-radius: var(--radius-xs);
}

.skeleton-title {
  height: 20px;
  margin-bottom: 12px;
  border-radius: var(--radius-xs);
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.skeleton-card {
  height: 200px;
  border-radius: var(--radius-lg);
}

/* =====================================================
   Smooth Scroll Reveal (via Intersection Observer)
   ===================================================== */

.scroll-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.4s cubic-bezier(0, 0, 0.2, 1),
    transform 0.4s cubic-bezier(0, 0, 0.2, 1);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* =====================================================
   Message Count Pulse
   ===================================================== */

@keyframes badge-pop {
  0%   { transform: scale(0.8); opacity: 0; }
  60%  { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

.badge-animated {
  animation: badge-pop 0.3s cubic-bezier(0, 0, 0.2, 1) forwards;
}

/* =====================================================
   Page Section Transitions
   ===================================================== */

.page-section {
  animation: tg-fade-up 0.35s cubic-bezier(0, 0, 0.2, 1) both;
}

.page-section:nth-child(1) { animation-delay: 0ms; }
.page-section:nth-child(2) { animation-delay: 60ms; }
.page-section:nth-child(3) { animation-delay: 120ms; }
.page-section:nth-child(4) { animation-delay: 180ms; }

/* =====================================================
   Shared Element Transition
   ===================================================== */

.shared-transition {
  transition:
    transform 250ms cubic-bezier(0, 0, 0.2, 1),
    box-shadow 250ms cubic-bezier(0, 0, 0.2, 1) !important;
}

/* =====================================================
   Pending Pulse
   ===================================================== */

@keyframes pulse-pending {
  0%  { box-shadow: 0 0 0 0 rgba(13, 110, 253, 0.35); }
  70% { box-shadow: 0 0 0 10px rgba(13, 110, 253, 0); }
  100%{ box-shadow: 0 0 0 0 rgba(13, 110, 253, 0); }
}

.pulse-pending {
  animation: pulse-pending 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* =====================================================
   Accessibility
   ===================================================== */

@media (prefers-reduced-motion: reduce) {
  .action-btn,
  .btn,
  .card,
  .nav-item,
  .scroll-reveal,
  .tg-reveal,
  .tg-auto-stagger > *,
  .page-section,
  [data-tooltip]::after,
  [data-tooltip]::before,
  .btn-info-panel,
  .shared-transition,
  .pulse-pending {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}