/* =============================================================================
   YAD AL MA — ANIMATIONS CSS
   Scroll-triggered animations, transitions, keyframes
   ============================================================================= */

/* -----------------------------------------------------------------------------
   INTERSECTION OBSERVER REVEAL ANIMATIONS
   ----------------------------------------------------------------------------- */

/* Base state — hidden before reveal */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

/* Revealed state */
[data-reveal].revealed {
  opacity: 1;
  transform: none !important;
}

/* Up — default */
[data-reveal="up"] {
  transform: translateY(48px);
}

/* Down */
[data-reveal="down"] {
  transform: translateY(-48px);
}

/* Left */
[data-reveal="left"] {
  transform: translateX(-48px);
}

/* Right */
[data-reveal="right"] {
  transform: translateX(48px);
}

/* Scale up */
[data-reveal="scale"] {
  transform: scale(0.88);
}

/* Fade only */
[data-reveal="fade"] {
  transform: none;
}

/* Stagger delays */
[data-delay="100"] { transition-delay: 100ms; }
[data-delay="200"] { transition-delay: 200ms; }
[data-delay="300"] { transition-delay: 300ms; }
[data-delay="400"] { transition-delay: 400ms; }
[data-delay="500"] { transition-delay: 500ms; }
[data-delay="600"] { transition-delay: 600ms; }
[data-delay="700"] { transition-delay: 700ms; }
[data-delay="800"] { transition-delay: 800ms; }

/* Grid children stagger (applied via JS) */
.stagger-children > * {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stagger-children.revealed > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0ms; }
.stagger-children.revealed > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 100ms; }
.stagger-children.revealed > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 200ms; }
.stagger-children.revealed > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 300ms; }
.stagger-children.revealed > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 400ms; }
.stagger-children.revealed > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 500ms; }
.stagger-children.revealed > *:nth-child(7) { opacity: 1; transform: none; transition-delay: 600ms; }
.stagger-children.revealed > *:nth-child(8) { opacity: 1; transform: none; transition-delay: 700ms; }

/* -----------------------------------------------------------------------------
   COUNTER ANIMATION
   ----------------------------------------------------------------------------- */
.counter-value {
  display: inline-block;
}

/* -----------------------------------------------------------------------------
   LOADING ANIMATIONS
   ----------------------------------------------------------------------------- */

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-green-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* -----------------------------------------------------------------------------
   HOVER EFFECTS
   ----------------------------------------------------------------------------- */

/* Image lift */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

/* Scale on hover */
.hover-scale {
  transition: transform var(--transition-base);
}

.hover-scale:hover { transform: scale(1.03); }

/* Glow on hover */
.hover-glow {
  transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
  box-shadow: 0 0 0 3px rgba(27, 94, 32, 0.2), var(--shadow-lg);
}

/* -----------------------------------------------------------------------------
   BACKGROUND ANIMATIONS
   ----------------------------------------------------------------------------- */

/* Floating leaves animation */
.animate-float {
  animation: float 6s ease-in-out infinite;
}

.animate-float-delay {
  animation: float 6s ease-in-out 3s infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(3deg); }
  66% { transform: translateY(-10px) rotate(-2deg); }
}

/* Subtle gradient shift */
.animate-gradient {
  background-size: 200% 200%;
  animation: gradient-shift 6s ease infinite;
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Pulse ring */
.animate-pulse-ring {
  position: relative;
}

.animate-pulse-ring::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  border: 2px solid currentColor;
  opacity: 0;
  animation: pulse-ring 2.5s ease infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.6; }
  70% { transform: scale(1.2); opacity: 0; }
  100% { transform: scale(1.2); opacity: 0; }
}

/* Text shimmer (for headings) */
.text-shimmer {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 30%, var(--color-secondary) 60%, var(--color-primary) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: text-shimmer 4s linear infinite;
}

@keyframes text-shimmer {
  to { background-position: 200% center; }
}

/* -----------------------------------------------------------------------------
   PROGRESS BAR (expertise bars)
   ----------------------------------------------------------------------------- */
.progress-bar-wrap {
  width: 100%;
  height: 6px;
  background: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-bar-fill.animated {
  width: var(--target-width);
}

/* -----------------------------------------------------------------------------
   IMAGE PARALLAX (CSS-only, enhanced by JS)
   ----------------------------------------------------------------------------- */
.parallax-img {
  will-change: transform;
  transition: transform 0.05s linear;
}

/* -----------------------------------------------------------------------------
   PAGE TRANSITION
   ----------------------------------------------------------------------------- */
.page-transition-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-primary);
  z-index: 9999;
  transform: scaleY(0);
  transform-origin: bottom;
  pointer-events: none;
}

.page-transition-overlay.entering {
  animation: page-in 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.page-transition-overlay.leaving {
  animation: page-out 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes page-in {
  from { transform: scaleY(0); transform-origin: bottom; }
  to { transform: scaleY(1); transform-origin: bottom; }
}

@keyframes page-out {
  from { transform: scaleY(1); transform-origin: top; }
  to { transform: scaleY(0); transform-origin: top; }
}

/* -----------------------------------------------------------------------------
   TOAST NOTIFICATION
   ----------------------------------------------------------------------------- */
.toast {
  position: fixed;
  bottom: calc(var(--space-6) + 72px);
  right: var(--space-6);
  z-index: var(--z-toast);
  min-width: 320px;
  max-width: 420px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  transform: translateX(120%);
  transition: transform var(--transition-spring);
  border-left: 4px solid var(--color-primary);
}

.toast.show { transform: translateX(0); }

.toast.success { border-left-color: #22C55E; }
.toast.error { border-left-color: #EF4444; }
.toast.warning { border-left-color: var(--color-accent); }

.toast-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-green-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast.success .toast-icon { background: #DCFCE7; }
.toast.error .toast-icon { background: #FEE2E2; }

.toast-icon svg {
  width: 14px;
  height: 14px;
  color: var(--color-primary);
}

.toast.success .toast-icon svg { color: #16A34A; }
.toast.error .toast-icon svg { color: #DC2626; }

.toast-title {
  font-weight: var(--fw-semibold);
  font-size: var(--text-base);
  color: var(--color-dark);
  display: block;
  margin-bottom: 2px;
}

.toast-message {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: 1.5;
}

.toast-close {
  margin-left: auto;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  color: var(--color-gray-400);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
  padding: 0;
}

.toast-close:hover {
  background: var(--color-gray-100);
  color: var(--color-dark);
}

.toast-close svg {
  width: 14px;
  height: 14px;
}

/* -----------------------------------------------------------------------------
   LIGHTBOX
   ----------------------------------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: transform var(--transition-spring);
}

.lightbox.active .lightbox-img { transform: scale(1); }

.lightbox-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
}

.lightbox-close svg,
.lightbox-close i {
  width: 22px;
  height: 22px;
  font-size: 22px;
  line-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}