/* =============================================
   SWITCHCURRENCY THEME — ANIMATIONS
   Keyframes, Transitions, Scroll Animations
   Soft-Tech Light Theme
   ============================================= */

/* ═══════════════════════════════════════════
   KEYFRAMES
   ═══════════════════════════════════════════ */

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(24px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-24px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

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

@keyframes pulse-primary {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 77, 90, 0.3); }
    50% { box-shadow: 0 0 0 12px rgba(0, 77, 90, 0); }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes glow {
    0%, 100% { opacity: 0.12; }
    50% { opacity: 0.2; }
}

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

@keyframes count-up {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════
   ANIMATION UTILITY CLASSES
   ═══════════════════════════════════════════ */

.animate-fade-in { animation: fadeIn 0.5s ease-out both; }
.animate-fade-in-up { animation: fadeInUp 0.6s ease-out both; }
.animate-fade-in-down { animation: fadeInDown 0.6s ease-out both; }
.animate-fade-in-right { animation: fadeInRight 0.6s ease-out both; }
.animate-fade-in-left { animation: fadeInLeft 0.6s ease-out both; }
.animate-scale-in { animation: scaleIn 0.5s ease-out both; }

.animate-float { animation: float 3s ease-in-out infinite; }
.animate-pulse-primary { animation: pulse-primary 2s ease-in-out infinite; }
.animate-glow { animation: glow 3s ease-in-out infinite; }

/* ═══════════════════════════════════════════
   SCROLL-TRIGGERED ANIMATIONS
   ═══════════════════════════════════════════ */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

/* Staggered children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.10s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.20s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.30s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(7) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(8) { transition-delay: 0.40s; opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════
   LOADING & SKELETON
   ═══════════════════════════════════════════ */

.skeleton {
    background: linear-gradient(90deg, var(--bg-elevated) 0%, var(--bg-surface) 50%, var(--bg-elevated) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

.skeleton-text { height: 14px; margin-bottom: var(--space-2); }
.skeleton-text:last-child { width: 60%; }
.skeleton-title { height: 24px; width: 70%; margin-bottom: var(--space-3); }
.skeleton-avatar { width: 40px; height: 40px; border-radius: var(--radius-full); }

/* ═══════════════════════════════════════════
   HOVER TRANSITIONS
   ═══════════════════════════════════════════ */

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

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

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

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

/* ═══════════════════════════════════════════
   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;
    }

    .reveal, .reveal-left, .reveal-right, .reveal-scale,
    .stagger-children > * {
        opacity: 1;
        transform: none;
    }
}