/* Quantum Navigator - Loading Transitions & Animations */

/* Fade-in animation for stats when they load */
@keyframes statsFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pulse animation for loading states */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Smooth stat number transitions */
.stat-number {
    transition: all 0.3s ease;
    animation: statsFadeIn 0.5s ease-out;
}

/* Loading state styling */
.stat-number[data-loading="true"] {
    animation: pulse 1.5s infinite;
    color: #64ffda !important;
}

/* Success state (when stats load) */
.stat-number[data-loaded="true"] {
    animation: statsFadeIn 0.5s ease-out;
}

/* Error state */
.stat-number[data-error="true"] {
    color: #ff6b6b !important;
    animation: none;
}

/* Skeleton loader for stats */
.stat-skeleton {
    background: linear-gradient(
        90deg,
        rgba(100, 255, 218, 0.1) 25%,
        rgba(100, 255, 218, 0.2) 50%,
        rgba(100, 255, 218, 0.1) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
    min-height: 2.5rem;
}

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

/* Smooth transitions for number changes */
.stat-number-transition {
    display: inline-block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.stat-number-transition.updating {
    transform: scale(1.1);
    opacity: 0.7;
}

/* Loading spinner improvements */
.loading-spinner {
    display: inline-block;
    animation: spin 1s linear infinite;
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px rgba(100, 255, 218, 0.6));
}

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

/* Pulse for cards when data loads */
@keyframes cardPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(100, 255, 218, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(100, 255, 218, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(100, 255, 218, 0);
    }
}

.stat-card[data-loaded="true"] {
    animation: cardPulse 0.6s ease-out;
}

/* Progress bar for loading */
.loading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    z-index: 9999;
    overflow: hidden;
}

.loading-progress-bar {
    height: 100%;
    background: linear-gradient(
        90deg,
        #00c4e8,
        #64ffda,
        #ff8001,
        #64ffda,
        #00c4e8
    );
    background-size: 200% 100%;
    animation: progress-slide 2s linear infinite;
    width: 100%;
}

@keyframes progress-slide {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Fade out loading states */
.loading-fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* Success checkmark animation */
@keyframes checkmark {
    0% {
        transform: scale(0) rotate(0deg);
    }
    50% {
        transform: scale(1.2) rotate(180deg);
    }
    100% {
        transform: scale(1) rotate(360deg);
    }
}

.stats-loaded-indicator {
    display: inline-block;
    color: #00c4e8;
    animation: checkmark 0.5s ease-out;
}

/* Responsive improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}