/* 自定义滑块轨道及 Thumb 样式，避免被 WP 主题覆盖 */
#wp-fire-calculator input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 9999px;
    outline: none;
    cursor: pointer;
    display: block;
    margin: 12px 0 !important;
    padding: 0;
    border: none;
}
#wp-fire-calculator input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #10b981;
    cursor: pointer;
    transition: background .15s ease-in-out;
    border: none;
}
#wp-fire-calculator input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border: 0;
    border-radius: 50%;
    background: #10b981;
    cursor: pointer;
    transition: background .15s ease-in-out;
}
/* 解决 WP 主题可能产生的默认 Margin 冲突 */
#wp-fire-calculator p, 
#wp-fire-calculator h1, 
#wp-fire-calculator h2, 
#wp-fire-calculator h3 {
    margin-top: 0 !important;
}