.conversion-tool {
    max-width: 550px;
    margin: 40px auto;
    padding: 15px 0 0 0;
    background-color: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tool-title {
    text-align: center;
    margin-top: 0;
    margin-bottom: 15px;
    color: #2c3e50;
    font-size: 28px;
}

.category-selector-container {
    margin-bottom: 20px;
    text-align: center;
}

.category-select {
    padding: 9px 13px;
    border-radius: 5px;
    border: 1px solid #ced4da;
    background-color: #ffffff !important;
    font-size: 16px;
    font-weight: 500;
    min-width: 250px;
    cursor: pointer;
    transition: box-shadow 0.15s ease-in-out;
}

.conversion-container {
    background-color: white;
    padding: 10px 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 20px;
    align-items: stretch;
}

.input-field {
    flex: 1;
    min-width: 100%;
}

.input-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #495057;
}

.input-control-group {
    display: flex;
    gap: 8px;
}

.input-control-group input {
    flex: 1;
}

.input-control-group select {
    flex: 1;
}

.conversion-tool .input-control-group input,
.conversion-tool .input-control-group select {
    width: 100%;
    padding: 9px;
    border: 1px solid #ced4da;
    background-color: #ffffff;
    border-radius: 5px;
    font-size: 16px;
    transition: box-shadow 0.15s ease-in-out;
}

/* Custom arrow for select dropdowns */
.category-select,
.input-control-group select,
.decimal-selector-container select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='24' height='24' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 8L10 12L14 8' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 5px center;
    background-size: 1.1em;
    padding-right: 20px;
}

/* Hide spinners from number input */
.conversion-tool .input-control-group input[type=number] {
    -moz-appearance: textfield;
    /* Firefox */
    appearance: textfield;
    background-color: #ffffff;
}

.conversion-tool .input-control-group input[type=number]::-webkit-inner-spin-button,
.conversion-tool .input-control-group input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    /* Safari and Chrome */
    margin: 0;
}

.conversion-tool .input-control-group input:hover,
.conversion-tool .input-control-group input:focus,
.conversion-tool .input-control-group input:active,
.conversion-tool .input-control-group select:hover,
.conversion-tool .input-control-group select:focus,
.conversion-tool .input-control-group select:active,
.conversion-tool .category-select:hover,
.conversion-tool .category-select:focus,
.conversion-tool .category-select:active,
.decimal-selector-container select:hover,
.decimal-selector-container select:focus,
.decimal-selector-container select:active {
    outline: none;
    border-color: #2980b9;
    box-shadow: 0 0 0 1px rgba(77, 121, 255, 0.1);
}

.decimal-selector-container {
    margin-top: 15px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
}

.decimal-checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.decimal-checkbox-wrapper label {
    user-select: none;
    /* Prevent text selection on click */
}

.decimal-selector-container label {
    font-weight: 500;
    color: #495057;
    font-size: 16px;
}

.decimal-selector-container select {
    padding-top: 5px;
    padding-bottom: 5px;
    padding-left: 12px;
    padding-right: 25px;
    border-radius: 5px;
    border: 1px solid #ced4da;
    background-color: #ffffff !important;
    font-size: 16px;
    cursor: pointer;
    display: none;
    /* Hidden by default */
}

#customize-decimals-checkbox {
    width: 14px;
    height: 14px;
    vertical-align: middle;
}

.result-display {
    margin-top: 20px;
    padding: 15px;
    background-color: #e9ecef;
    border-radius: 8px;
    text-align: center;
    font-size: 17px;
    color: #2c3e50;
    word-wrap: break-word;
    line-height: 1.5;
    display: none;
}

.result-display ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.result-display li {
    padding: 8px 12px;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-display li:last-child {
    border-bottom: none;
}

.result-display .format-label {
    color: #495057;
}

.result-display .format-value {
    color: #0e4c90;
    font-weight: 400;
    word-break: break-all;
    min-width: 0;
    /* Prevents overflow in flex container for long numbers */
    text-align: right;
    padding-left: 20px;
}

.result-display .format-value-text {
    /* Override break-all for the 'In words' format to allow natural wrapping */
    word-break: normal;
    overflow-wrap: break-word;
}

.result-display .result-header {
    display: flex;
    align-items: center;
    gap: 0.5ch;
    font-size: 1.2em;
    font-weight: 500;
    margin-bottom: 10px;
    text-align: left;
    color: #2c3e50;
    line-height: normal;
}

.faq-list {
    margin-top: 1rem;
}

.faq-list dt {
    font-weight: 500;
    font-size: 1.1em;
}

.faq-list dd {
    margin-left: 0;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
    padding-left: 1rem;
    padding-bottom: 10px;
    border-bottom: 1px dashed #ddd;
}

@media (max-width: 767px) {
    .conversion-tool {
        margin: 0 auto 40px;
        padding: 0;
        /* padding-top was 15px, now 0 */
        box-shadow: none;
        border-top: 1px solid #ddd;
        border-bottom: 1px solid #ddd;
        border-radius: 0;
    }

    .conversion-container {
        padding: 6px 10px;
    }

    .result-display {
        /* Counteract parent padding to go full-width */
        margin-left: -6px;
        margin-right: -6px;
    }

    .result-display li {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .result-display .format-value {
        text-align: left;
        padding-left: 0;
    }

    .tool-title {
        padding-top: 10px;
    }
}