/**
 * DosiPlot v5.0 — Simulation Monte Carlo Interactive
 * © 2025 Pr. Yassine OULHOUQ
 * Université Mohammed Premier (UMP) — Oujda, Maroc
 * Module: Animations — Keyframes, Transitions, Hover Effects
 */

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */

/* --- Shimmer (logo, buttons) --- */
@keyframes shimmer {
  0%, 100% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
}

/* --- Pulse (status dot) --- */
@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 8px var(--green), 0 0 20px rgba(0, 230, 118, 0.2);
  }
  50% {
    box-shadow: 0 0 12px var(--green), 0 0 30px rgba(0, 230, 118, 0.35);
  }
}

/* --- Ripple (button click) --- */
@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 0.6;
  }
  100% {
    transform: scale(4);
    opacity: 0;
  }
}

/* --- Slide Up (toast, modals) --- */
@keyframes slideUp {
  0% {
    transform: translateY(20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

/* --- Slide Down --- */
@keyframes slideDown {
  0% {
    transform: translateY(-20px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

/* --- Fade In --- */
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

/* --- Fade Out --- */
@keyframes fadeOut {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* --- Scale In (modal popup) --- */
@keyframes scaleIn {
  0% {
    transform: scale(0.9);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* --- Scale Out --- */
@keyframes scaleOut {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(0.9);
    opacity: 0;
  }
}

/* --- Spin (loading) --- */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* --- Float (idle animation) --- */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* --- Glow Pulse (active elements) --- */
@keyframes glowPulse {
  0%, 100% {
    box-shadow: 0 0 12px rgba(0, 180, 255, 0.15);
  }
  50% {
    box-shadow: 0 0 24px rgba(0, 180, 255, 0.3);
  }
}

/* --- Glow Pulse Amber (electron elements) --- */
@keyframes glowPulseAmber {
  0%, 100% {
    box-shadow: 0 0 12px rgba(255, 176, 32, 0.15);
  }
  50% {
    box-shadow: 0 0 24px rgba(255, 176, 32, 0.3);
  }
}

/* --- Slide In Left (sidebar) --- */
@keyframes slideInLeft {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

/* --- Slide Out Left --- */
@keyframes slideOutLeft {
  0% {
    transform: translateX(0);
    opacity: 1;
  }
  100% {
    transform: translateX(-100%);
    opacity: 0;
  }
}

/* --- Slide In Right --- */
@keyframes slideInRight {
  0% {
    transform: translateX(100%);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

/* --- Progress bar indeterminate --- */
@keyframes indeterminate {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(300%);
  }
}

/* --- Typewriter cursor blink --- */
@keyframes blink {
  0%, 50% {
    opacity: 1;
  }
  51%, 100% {
    opacity: 0;
  }
}

/* --- Skeleton loading shimmer --- */
@keyframes skeletonShimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

/* --- Shake (error feedback) --- */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

/* --- Bounce In --- */
@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  70% {
    transform: scale(0.95);
    opacity: 0.95;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ============================================
   ANIMATION UTILITY CLASSES
   ============================================ */
.animate-fadeIn {
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-slideUp {
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-slideDown {
  animation: slideDown 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-scaleIn {
  animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-shimmer {
  animation: shimmer 3s ease-in-out infinite;
}

.animate-shake {
  animation: shake 0.5s ease-in-out;
}

.animate-bounceIn {
  animation: bounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* ============================================
   SKELETON LOADING
   ============================================ */
.skeleton {
  background-color: var(--bg3);
  background-image: linear-gradient(
    90deg,
    var(--bg3),
    var(--bg2),
    var(--bg3)
  );
  background-size: 200px 100%;
  background-repeat: no-repeat;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: 6px;
}

.skeleton-text {
  height: 12px;
  width: 80%;
  margin-bottom: 6px;
}

.skeleton-text.short {
  width: 50%;
}

.skeleton-rect {
  height: 100px;
  width: 100%;
}

/* ============================================
   TRANSITION UTILITIES
   ============================================ */
.transition-fast {
  transition: all 150ms cubic-bezier(0.16, 1, 0.3, 1);
}

.transition-base {
  transition: all 250ms cubic-bezier(0.16, 1, 0.3, 1);
}

.transition-slow {
  transition: all 400ms cubic-bezier(0.65, 0, 0.35, 1);
}

.transition-spring {
  transition: all 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.transition-colors {
  transition: color 250ms, background-color 250ms, border-color 250ms, box-shadow 250ms;
}

.transition-none {
  transition: none !important;
}

/* ============================================
   HOVER EFFECTS
   ============================================ */

/* Lift effect */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow2);
}

/* Scale effect */
.hover-scale {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hover-scale:hover {
  transform: scale(1.05);
}

/* Glow effect */
.hover-glow {
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-glow:hover {
  box-shadow: var(--glow-blue);
}

.hover-glow-amber:hover {
  box-shadow: var(--glow-amber);
}

.hover-glow-green:hover {
  box-shadow: var(--glow-green);
}

/* Border glow effect */
.hover-border {
  transition: border-color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-border:hover {
  border-color: var(--border2);
}

/* Brightness effect */
.hover-bright {
  transition: filter 0.3s;
}

.hover-bright:hover {
  filter: brightness(1.1);
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .logo::after {
    animation: none;
  }

  .dot {
    animation: none;
  }
}