/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

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

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

@keyframes particleFloat {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0;
    }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% {
        transform: translate(var(--tx), var(--ty)) rotate(var(--r));
        opacity: 0;
    }
}

/* Animation Classes */
.fade-in { animation: fadeIn 1s ease-out; }
.fade-in-up { animation: fadeInUp 0.8s ease-out; }
.scale-in { animation: scaleIn 0.5s ease-out; }
.slide-in-left { animation: slideInLeft 0.8s ease-out; }
.slide-in-right { animation: slideInRight 0.8s ease-out; }
.float-animation { animation: float 6s ease-in-out infinite; }
.pulse-animation { animation: pulse 2s ease-in-out infinite; }

/* Scroll Animation */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-animate.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(209, 31, 102, 0.3);
}

/* Underline Animation */
.underline-animation {
    position: relative;
}

.underline-animation::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-pink);
    transition: width var(--transition-normal);
}

.underline-animation:hover::after {
    width: 100%;
}

/* Loading Shimmer */
.shimmer {
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.3) 50%, 
        rgba(255, 255, 255, 0) 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* Particle Animation */
.particle {
    position: absolute;
    pointer-events: none;
    animation: particleFloat linear infinite;
    font-size: 24px;
    opacity: 0.1;
}

/* Success Animation */
.success-checkmark {
    width: 80px;
    height: 80px;
    margin: 0 auto;
}

/* Button Loading */
.btn.loading {
    position: relative;
    color: transparent !important;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}