/* Subtle Animations, Loading Spinners and Skeletons */

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

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

@keyframes pulse {
    0% {
        background-color: rgba(148, 163, 184, 0.08);
    }
    50% {
        background-color: rgba(148, 163, 184, 0.2);
    }
    100% {
        background-color: rgba(148, 163, 184, 0.08);
    }
}

.animate-fade-in {
    animation: fadeIn 0.35s ease-out forwards;
}

.animate-slide-up {
    animation: slideUp 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Skeleton Loading Elements */
.skeleton-box {
    height: 1rem;
    border-radius: var(--border-radius-sm);
    animation: pulse 1.5s infinite ease-in-out;
}

.skeleton-circle {
    border-radius: 50%;
    animation: pulse 1.5s infinite ease-in-out;
}

/* Reusable Spinner */
.spinner-custom {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 1.5rem;
    height: 1.5rem;
    animation: spin 0.8s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Loading buttons transition */
.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 1.25rem;
    height: 1.25rem;
    top: 50%;
    left: 50%;
    margin-top: -0.625rem;
    margin-left: -0.625rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}