/* ==========================================
   PREMIUM ACHIEVEMENT ANIMATIONS & EFFECTS
   Advanced animations for achievement section
   ========================================== */

/* Shimmer effect on cards */
.achievement-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: left 0.7s ease;
    pointer-events: none;
}

.achievement-card:hover::after {
    left: 100%;
}

/* Premium glow animation for numbers - High Contrast Version */
.achievement-number .odometer {
    position: relative;
    display: inline-block;
}

/* Extra visibility boost for numbers */
.achievement-number {
    background: rgba(255, 255, 255, 0.5);
    padding: 8px 16px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.05),
        inset 0 1px 2px rgba(255, 255, 255, 0.8);
}

.achievement-card:hover .achievement-number {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 
        0 4px 12px rgba(99, 102, 241, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.achievement-card:hover .achievement-number .odometer {
    text-shadow: 
        0 0 20px rgba(99, 102, 241, 0.4),
        0 1px 3px rgba(0, 0, 0, 0.15);
}

@keyframes number-glow {
    0%, 100% {
        text-shadow: 0 2px 8px rgba(99, 102, 241, 0.15);
    }
    50% {
        text-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
    }
}

/* Floating animation for icons */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

.achievement-icon {
    animation: float 4s ease-in-out infinite;
}

.achievement-card:nth-child(2) .achievement-icon {
    animation-delay: 0.5s;
}

.achievement-card:nth-child(3) .achievement-icon {
    animation-delay: 1s;
}

.achievement-card:nth-child(4) .achievement-icon {
    animation-delay: 1.5s;
}

/* Particle connections - Premium effect */
.achievement-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.03) 0%, transparent 30%);
    pointer-events: none;
    z-index: 1;
    animation: particles-shift 20s ease-in-out infinite;
}

@keyframes particles-shift {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(20px, 20px) scale(1.1);
        opacity: 0.8;
    }
}

/* Label animation on hover */
.achievement-label {
    position: relative;
    overflow: hidden;
}

.achievement-label::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--bs-primary), #667eea);
    transition: width 0.4s ease;
}

.achievement-card:hover .achievement-label::after {
    width: 100%;
}

/* Icon shadow animation */
@keyframes icon-shadow {
    0%, 100% {
        box-shadow: 
            0 8px 24px rgba(99, 102, 241, 0.25),
            inset 0 1px 2px rgba(255, 255, 255, 0.3);
    }
    50% {
        box-shadow: 
            0 12px 32px rgba(99, 102, 241, 0.4),
            inset 0 1px 2px rgba(255, 255, 255, 0.5);
    }
}

.achievement-card:hover .achievement-icon {
    animation: icon-shadow 2s ease-in-out infinite, float 4s ease-in-out infinite;
}

/* Gradient border animation */
@keyframes gradient-rotate {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.achievement-card::before {
    background: linear-gradient(
        90deg,
        transparent,
        var(--bs-primary),
        #667eea,
        #8b5cf6,
        var(--bs-primary),
        transparent
    );
    background-size: 200% 100%;
    animation: gradient-rotate 3s ease-in-out infinite;
}

/* Premium number pulse */
@keyframes number-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.achievement-card:hover .achievement-number {
    animation: number-pulse 1s ease-in-out infinite;
}

/* Glass reflection effect */
.achievement-card::after {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.6) 0%,
        rgba(255, 255, 255, 0) 30%,
        rgba(255, 255, 255, 0) 70%,
        rgba(255, 255, 255, 0.4) 100%
    );
}

/* Responsive animations */
@media screen and (max-width: 991px) {
    /* Reduce animation intensity on tablets */
    .achievement-icon {
        animation: float 5s ease-in-out infinite;
    }
    
    .achievement-section::after {
        animation: particles-shift 30s ease-in-out infinite;
    }
}

@media screen and (max-width: 576px) {
    /* Minimal animations on mobile for performance */
    .achievement-icon {
        animation: none;
    }
    
    .achievement-card:hover .achievement-icon {
        animation: float 3s ease-in-out infinite;
    }
    
    .achievement-section::after {
        display: none;
    }
    
    /* Disable 3D effects on mobile */
    .achievement-card:hover {
        transform: translateY(-5px) scale(1.01) !important;
    }
}

/* Accessibility - Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .achievement-card,
    .achievement-icon,
    .achievement-section::after,
    .icon-pulse,
    .icon-ring {
        animation: none !important;
    }
    
    .achievement-card:hover {
        transform: translateY(-5px) !important;
    }
}

/* Loading state animation */
.achievement-card.achievement-loading {
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

@keyframes skeleton-loading {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Success state animation */
.achievement-card.achievement-success {
    animation: success-bounce 0.6s ease-out;
}

@keyframes success-bounce {
    0% {
        transform: scale(0.95);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Premium hover glow effect */
.achievement-card:hover {
    position: relative;
}

.achievement-card:hover .achievement-icon i {
    animation: icon-bounce 0.6s ease-in-out infinite;
}

@keyframes icon-bounce {
    0%, 100% {
        transform: translateY(0) rotate(-5deg);
    }
    50% {
        transform: translateY(-5px) rotate(-5deg);
    }
}

/* Counter finish effect */
@keyframes counter-finish {
    0%, 100% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.1);
    }
    75% {
        transform: scale(0.95);
    }
}

.achievement-number.counter-finished {
    animation: counter-finish 0.5s ease-out;
}

/* Smooth entrance animation */
.achievement-card {
    will-change: transform, opacity;
}

.achievement-card.achievement-visible {
    animation: slide-up 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes slide-up {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}