/* ============================================
   ANIMATIONS — Subtle & Premium
   ============================================ */

/* ============================================
   KEYFRAMES
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-12px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ============================================
   ANIMATION UTILITY CLASSES
   ============================================ */

.animate-fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s var(--ease-out) forwards;
}

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

/* Stagger delays */
.stagger-1 { animation-delay: 0s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.2s; }
.stagger-4 { animation-delay: 0.3s; }
.stagger-5 { animation-delay: 0.4s; }

/* ============================================
   HOVER MICRO-INTERACTIONS
   ============================================ */

.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   MODAL ANIMATIONS
   ============================================ */

.modal-overlay.active {
    animation: fadeIn 0.2s var(--ease-out);
}

.modal-overlay.active .modal-content {
    animation: scaleIn 0.25s var(--ease-out);
}

/* ============================================
   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;
    }

    .animate-fade-in-up { opacity: 1; transform: none; }
    .animate-float { animation: none; }
}