/* ============================================================
   ALPHA TRAVELS TOURS — ANIMATIONS
   ============================================================ */

/* ─── KEYFRAMES ──────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes slideInUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes rotateIn {
  from { opacity: 0; transform: rotate(-10deg) scale(0.9); }
  to   { opacity: 1; transform: rotate(0) scale(1); }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulseRing {
  0%   { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}

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

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50%       { background-position: 100% 50%; }
}

@keyframes typewriter {
  from { width: 0; }
  to   { width: 100%; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ─── SCROLL REVEAL BASE ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stagger.visible > *:nth-child(1) { transition-delay: 0.0s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.4s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.5s; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ─── UTILITY ANIMATIONS ─────────────────────────────────── */
.animate-float  { animation: float 4s ease-in-out infinite; }
.animate-pulse  { animation: pulseRing 2s ease infinite; }
.animate-spin   { animation: spin 1s linear infinite; }
.animate-shimmer {
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* ─── TYPEWRITER EFFECT ──────────────────────────────────── */
.typewriter-wrapper {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
}

.typewriter-cursor::after {
  content: '|';
  color: var(--orange-400);
  animation: blink 0.9s step-end infinite;
  margin-left: 2px;
}

/* ─── SHIMMER LOADING ────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    var(--gray-100) 0%,
    var(--gray-200) 50%,
    var(--gray-100) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.skeleton-text  { height: 1em; margin-bottom: 0.5em; }
.skeleton-title { height: 1.5em; width: 60%; margin-bottom: 1em; }
.skeleton-image { height: 200px; }

/* ─── HOVER EFFECTS ──────────────────────────────────────── */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.hover-scale {
  transition: transform var(--transition-spring);
}
.hover-scale:hover { transform: scale(1.04); }

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

/* ─── GRADIENT TEXT ──────────────────────────────────────── */
.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-orange {
  background: var(--grad-orange);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-gold {
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── NUMBER COUNTER ─────────────────────────────────────── */
.counter-value {
  animation: countUp 0.5s ease both;
}

/* ─── CARD FLIP ───────────────────────────────────────────── */
.card-flip {
  perspective: 1000px;
}

.card-flip-inner {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-flip:hover .card-flip-inner {
  transform: rotateY(180deg);
}

.card-flip-front, .card-flip-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
}

.card-flip-back {
  transform: rotateY(180deg);
}

/* ─── BLOB SHAPES ─────────────────────────────────────────── */
.blob {
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  animation: blobMorph 8s ease-in-out infinite;
}

@keyframes blobMorph {
  0%,100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
  25%     { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
  50%     { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
  75%     { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
}

/* ─── PROGRESS BAR ───────────────────────────────────────── */
.progress-bar {
  height: 6px;
  background: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── DECORATIVE ELEMENTS ────────────────────────────────── */
.deco-dots {
  position: absolute;
  background-image: radial-gradient(circle, var(--blue-300) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.3;
}

.deco-circle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.07;
}

.deco-line {
  position: absolute;
  background: var(--grad-orange);
  border-radius: var(--radius-full);
}