.zld-disabled {
    opacity: .6;
    cursor: not-allowed;
    filter: grayscale(.1);
}
:root {
    --zld-alert-radius: 12px;
    --zld-alert-padding-y: 10px;
    --zld-alert-padding-x: 12px;
    --zld-alert-font-size: 13px;
    --zld-alert-meta-font-size: 11px;
    --zld-alert-border-width: 1px;

    --zld-warning-bg: #fff8e1;
    --zld-warning-border: #f1c40f;
    --zld-warning-text: #7a5d00;

    --zld-danger-bg: #fdecec;
    --zld-danger-border: #e57373;
    --zld-danger-text: #8a1f1f;

    --zld-progress-height: 7px;
    --zld-progress-radius: 999px;
    --zld-progress-bg: #eceff1;
    --zld-progress-loading-bg: #f4b400;
    --zld-progress-success-bg: #2e7d32;
    --zld-progress-text: #ffffff;

    --zld-disabled-opacity: 0.6;
}

.zld-disabled {
    opacity: var(--zld-disabled-opacity);
    cursor: not-allowed;
}

.zld-alert {
    display: block;
    width: 100%;
    padding: var(--zld-alert-padding-y) var(--zld-alert-padding-x);
    border-radius: var(--zld-alert-radius);
    border: var(--zld-alert-border-width) solid transparent;
    font-size: var(--zld-alert-font-size);
    line-height: 1.45;
    box-sizing: border-box;
}

.zld-alert-warning {
    background: var(--zld-warning-bg);
    border-color: var(--zld-warning-border);
    color: var(--zld-warning-text);
}

.zld-alert-danger {
    background: var(--zld-danger-bg);
    border-color: var(--zld-danger-border);
    color: var(--zld-danger-text);
}

.zld-alert-meta {
    margin-top: 4px;
    font-size: var(--zld-alert-meta-font-size);
    opacity: 0.85;
}

.zld-progress {
    width: 100%;
    overflow: hidden;
    border-radius: var(--zld-progress-radius);
    background: var(--zld-progress-bg);
}

.zld-progress-bar {
    display: block;
    width: 0%;
    height: var(--zld-progress-height);
    border-radius: var(--zld-progress-radius);
    color: var(--zld-progress-text);
    text-align: center;
    white-space: nowrap;
    transition: width 0.3s ease;
    box-sizing: border-box;
    font-size: 11px;
    line-height: var(--zld-progress-height);
}

.zld-progress-loading {
    background-color: var(--zld-progress-loading-bg);
    background-image: linear-gradient(
            45deg,
            rgba(255, 255, 255, 0.20) 25%,
            transparent 25%,
            transparent 50%,
            rgba(255, 255, 255, 0.20) 50%,
            rgba(255, 255, 255, 0.20) 75%,
            transparent 75%,
            transparent
    );
    background-size: 1rem 1rem;
    animation: zld-progress-stripes 1s linear infinite;
}

.zld-progress-success {
    background-color: var(--zld-progress-success-bg);
    background-image: none;
}

@keyframes zld-progress-stripes {
    from {
        background-position: 1rem 0;
    }
    to {
        background-position: 0 0;
    }
}