/* ===== Keyframe Animations ===== */

/* Fade in and slide up */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Simple fade in */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scale in with bounce */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* Badge bounce */
@keyframes badgeBounce {
    0% { transform: scale(1); }
    30% { transform: scale(1.3); }
    60% { transform: scale(0.9); }
    100% { transform: scale(1); }
}

/* Slide up from bottom */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(100%); }
    to { opacity: 1; transform: translateY(0); }
}

/* Slide down */
@keyframes slideDown {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(100%); }
}

/* Pulse glow */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 133, 162, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(255, 133, 162, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 133, 162, 0); }
}

/* Shake */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* Float up and fade out */
@keyframes floatUp {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-30px); }
}

/* Spin */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Skeleton shimmer */
@keyframes skeletonShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Confetti drop */
@keyframes confettiDrop {
    0% { transform: translateY(-100vh) rotate(0deg); opacity: 1; }
    100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

/* Bounce gentle */
@keyframes bounceGentle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* ===== Animation Utility Classes ===== */

.fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}

.fade-in {
    animation: fadeIn 0.3s ease forwards;
}

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

.shake {
    animation: shake 0.5s ease;
}

.pulse-anim {
    animation: pulse 2s infinite;
}

.bounce-gentle {
    animation: bounceGentle 2s ease-in-out infinite;
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(20px);
}
.reveal.visible {
    animation: fadeInUp 0.5s ease-out forwards;
}

/* Stagger children */
.reveal-stagger .reveal:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger .reveal:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger .reveal:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger .reveal:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger .reveal:nth-child(6) { transition-delay: 0.3s; }
.reveal-stagger .reveal:nth-child(7) { transition-delay: 0.35s; }
.reveal-stagger .reveal:nth-child(8) { transition-delay: 0.4s; }

/* Confetti container */
.confetti-piece {
    position: fixed;
    width: 10px;
    height: 10px;
    top: -20px;
    z-index: 999;
    pointer-events: none;
    animation: confettiDrop 3s ease-in forwards;
}