.btn {
    background-color: var(--theme-background-4, #73C12D);
    border:1px solid var(--theme-background-2) !important;
    color: var(--neutral-text-1);
    padding: 0.5rem 1rem; /*8px 16px*/
    border-radius: 8px;
    cursor: pointer;
    width: max-content;
    min-width: min-content;
    height: min-content;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;

    font-size: 1rem;
    font-style: normal;
    font-weight: 500;
    line-height: 1.375rem;
    letter-spacing: 1px;
    white-space: nowrap;

    transition: all 0.1s ease;
}

.btn:hover {
    /*filter: saturate(110%) brightness(90%);*/
	/*background-color: var(--theme-background-4);
    border-color: var(--theme-background-2);*/
	color: var(--neutral-text-1);
}

.btn:active {
    /*filter: saturate(110%) brightness(80%);*/
	background-color: var(--theme-background-4);
    border-color: var(--theme-background-2);
	color: var(--neutral-text-1);
}

.btn[disabled] {
    background-color: var(--neutral-fill-3);
    color: var(--neutral-text-4);
    cursor: not-allowed;
}

.btn[disabled]:hover {
    filter: none;
}

.btn[disabled]:active {
    filter: none;
}

/* type */

.btn.btn-outline {
    border: 1px solid var(--theme-foreground-1);
    color: var(--neutral-text-1);
}

.btn.btn-outline-book {
    margin-top: 8px;
}

.btn.btn-outline:hover {
    background-color: rgba(var(--theme-rgb), 10%);
    border-color: var(--theme-stroke);
}

.btn.btn-outline[disabled] {
    background-color: transparent;
    color: var(--neutral-text-4);
    cursor: not-allowed;
}

.btn.btn-outline[disabled]:hover {
    background-color: transparent;
    border-color: var(--neutral-border-2);
    filter: none;
}

.btn.btn-outline[disabled]:active {
    filter: none;
}

.btn.btn-text {
    background-color: transparent;
    color: var(--neutral-text-1);
	//color: var(--theme-background-1);
	//border: 0;
}

.btn.btn-text:hover {
    background-color: rgba(var(--theme-rgb), 10%);
}

.btn.btn-text[disabled] {
    background-color: transparent;
    color: var(--neutral-text-4);
    cursor: not-allowed;
}

.btn.btn-text[disabled]:hover {
    background-color: transparent;
    filter: none;
}

.btn.btn-text[disabled]:active {
    filter: none;
}


/* size */

.btn.btn-lg {
    padding: 0.75rem 1.125rem; /* 12px 18px */    
    font-size: 1.125rem;
    line-height: 1.5rem;
}

.btn.btn-sm {
    padding: 0.5rem 0.875rem; /* 8px 14px */
    font-size: 0.875rem;
    line-height: 1.25rem;
}


/* roundness */

.btn.btn-round {
    border-radius: 999px;
}

/* with icon */

.btn.icon-start .ms-icon {
    font-size: 1.375rem; /*22px*/
    margin-left: -2px;
}

.btn.btn-lg.icon-start .ms-icon {
    font-size: 1.5rem; /*24px*/
}

.btn.btn-sm.icon-start .ms-icon {
    font-size: 1.125rem; /*18px*/
}

.btn.icon-end .ms-icon {
    font-size: 1.375rem; /*22px*/
    margin-right: -2px;
}

.btn.btn-lg.icon-end .ms-icon {
    font-size: 1.5rem; /*24px*/
}

.btn.btn-sm.icon-end .ms-icon {
    font-size: 1.125rem; /*18px*/
}

.btn.icon-only {
    padding: 0.5rem;
}

.btn.icon-only.btn-sm {
    padding: 0.563rem;
}

.btn.icon-only.btn-sm .ms-icon {
    font-size: 1.125rem;
}

.btn.icon-only.btn-lg {
    padding: 0.75rem;
}

.btn.icon-only.btn-lg .ms-icon {
    font-size: 1.5rem;
}

/* 響應式尺寸調整 */
@media screen and (max-width: 640px) {
    /* 大按鈕降級為中按鈕 */
    .btn.btn-lg:not(.btn-fixed) {
        padding: 1.5rem 1rem;
        font-size: 1rem;
        line-height: 1.5rem; /*24px*/
    }

    /* 中按鈕降級為小按鈕 */
    .btn:not(.btn-lg):not(.btn-sm):not(.btn-fixed) {
        padding: 0.5rem 1rem; /*8px 16px*/
        font-size: 0.875rem; /*14px*/
        line-height: 20px;
    }

    /* 小按鈕維持原樣 */
    
    /* 圖標尺寸調整 */
    .btn.btn-lg:not(.btn-fixed).icon-start .ms-icon {
        font-size: 1.375rem; /*22px*/
    }

    .btn.btn-lg:not(.btn-fixed).icon-end .ms-icon {
        font-size: 1.375rem; /*22px*/
    }

    .btn.icon-only.btn-lg:not(.btn-fixed) {
        padding: 0.5rem; 
    }

    .btn.icon-only.btn-lg:not(.btn-fixed) .ms-icon {
        font-size: 1.25rem;
    }
}


/* input field
-------------------------------------------------------- */

.input {
    width: 100%;
    display: flex;
    flex-direction: column;
}

.input label {
    margin-bottom: 4px;
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
}

.input.error label,
.input.error .form-text {
    color: var(--danger-foreground);
}

.input input[type=file],
.input input[type=date],
.input textarea,
.input input,
.input select {
    width: 100%;
    border: 1px solid var(--neutral-border-3);
    border-radius: 6px;
    font-family: "Noto Sans TC";
    font-size: 1rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5rem;
    padding: 7px 10px;
    transition: 0.1s;
    outline: 0px solid var(--theme-stroke);
    box-shadow: 0 0 0 0px rgba(var(--theme-rgb), 10%);
}

.input input[type=file] {
    padding: 4px 10px;
}

.input.error input,
.input.error select {
    border-color: var(--danger-stroke);
}

.input input::placeholder {
    color: var(--neutral-text-3);
}

.input input[disabled],
.input select[disabled] {
    color: var(--neutral-text-3);
    background-color: var(--neutral-fill-2);
    cursor: not-allowed;
}

.input input:focus,
.input input:focus-visible,
.input input:focus-within,
.input textarea:focus,
.input textarea:focus-visible,
.input textarea:focus-within,
.input select:focus,
.input select:focus-visible,
.input select:focus-within {
    outline: 1px solid var(--theme-stroke);
    border-color: var(--theme-stroke);
    box-shadow: 0 0 0 4px rgba(var(--theme-rgb), 10%);
}

.input.error input:focus,
.input.error input:focus-visible,
.input.error input:focus-within,
.input.error select:focus,
.input.error select:focus-visible,
.input.error select:focus-within {
    outline: 1px solid var(--danger-stroke);
    border-color: var(--danger-stroke);
    box-shadow: 0 0 0 4px rgba(var(--danger-rgb), 10%);
}

.input .form-text {
    width: 100%;
    margin-top: 6px;
    color: var(--neutral-text-2);
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 400;

    display: flex;
    align-items: flex-start;
    gap: 4px;
}

.input .form-text .ms-icon {
    font-size: 1rem;
    margin-top: 2px;
}

.input .input-wrapper.has-prefix {
    position: relative;
}

.input .input-wrapper.has-prefix .prefix {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    color: var(--neutral-text-4);
    justify-content: flex-start;
}

.input.error .input-wrapper.has-prefix .prefix {
    color: var(--danger-foreground);
}

.input .input-wrapper.has-prefix input,
.input .input-wrapper.has-prefix select {
    width: 100%;
    padding-left: 40px;
}


/* 移除原生 select 箭頭 */
.input select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

/* 新增的後置箭頭樣式 */
.input .input-wrapper {
    position: relative;
    width: 100%;
}

.input .input-wrapper .select-arrow {
    position: absolute;
    right: 10px;
    top: 50%;
    width: 20px;
    height: 20px;
    transform: translateY(-50%);
    pointer-events: none;
    transition: transform 0.3s ease;
    color: var(--neutral-text-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 聚焦時改變箭頭顏色 */
.input select:focus~.select-arrow {
    color: var(--theme-stroke);
}

.input.error select:focus~.select-arrow {
    color: var(--danger-foreground);
}

/* 選擇器開啟時的旋轉效果 */
.input .input-wrapper.is-open .select-arrow {
    transform: translateY(-50%) rotate(180deg);
}

/* 調整有後置圖示時的 padding */
.input .input-wrapper select {
    padding-right: 40px;
}


/* checkbox
------------------------------------------- */
fieldset.radio-group,
fieldset.checkbox-group {
    border: 0;
    padding: 0.01em 0 0 0;
    margin: 0;
    min-width: 0;
    width: 100%;
}

fieldset.radio-group legend,
fieldset.checkbox-group legend {
    display: table;
    float: left;
    margin: 0;
    padding: 0;
    width: 100%;
    margin-bottom: 4px;
    font-size: 1rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5rem;
}

fieldset.radio-group legend+*,
fieldset.checkbox-group legend+* {
    clear: both;
}

body:not(:-moz-handler-blocked) fieldset {
    display: table-cell;
}

.radio,
.checkbox {
    display: flex;
    align-items: center;
    margin-bottom: 0.25rem;
    padding: 0.5rem 0px;
    cursor: pointer;

    font-size: 1rem;
    font-style: normal;
    font-weight: 400;
}

.radio input[type="radio"],
.checkbox input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.radiomark,
.checkmark {
    position: relative;
    height: 20px;
    width: 20px;
    background-color: var(--neutral-fill-1);
    border: 2px solid var(--neutral-border-2);
    border-radius: 4px;
    margin-right: 6px;
    transition: all 0.2s ease;
    flex: 0 0 20px;
}

.radiomark {
    border-radius: 100%;
}

.radio:hover input~.radiomark,
.checkbox:hover input~.checkmark {
    background-color: var(--theme-background-4);
    border-color: var(--theme-stroke);
}

.radio input:checked~.radiomark {
    border-color: var(--theme-stroke);
}

.checkbox input:checked~.checkmark {
    background-color: var(--theme-background-2);
    border-color: var(--theme-stroke);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5.5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.radiomark::after {
    content: "";
    position: absolute;
    display: none;
    width: 12px;
    height: 12px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 100%;
    background-color: var(--theme-background-2);
}

.radio input:checked~.radiomark:after,
.checkbox input:checked~.checkmark:after {
    display: block;
}

/* 焦點樣式 */
.checkbox input:focus~.checkmark {
    box-shadow: 0 0 0 3px rgba(var(--theme-rgb), 0.3);
}

/* 停用狀態樣式 */
.checkbox.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 錯誤狀態樣式 */
.checkbox.error .checkmark {
    border-color: var(--danger-stroke);
}

.error-message {
    color: var(--danger-foreground);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* form
----------------------------------------------------------*/

.form-section {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 16px 0;
    border-bottom: 1px solid var(--neutral-border-2);
    width: 100%;
}

/* .form-section:last-of-type {
    border-width: 0px;
} */

.form-section .section-title {
    flex: 1 3 120px;
    max-width: 200px;
    display: flex;
    flex-direction: column;
    gap: 0px;
}


/*無障礙*/
.form-section .section-group {
    flex: 4 1 288px;
    display: flex;
    flex-direction:column;
    gap: 24px;
}

.form-section p.title {
    font-size: 1.125rem;
    font-style: normal;
    font-weight: 600;
    line-height: 1.75rem;
    letter-spacing: 0.01688rem;
    color: var(--neutral-text-1);
    margin: 0px;
}

.form-section p.sub-title {
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.375rem;
    color: var(--neutral-text-2);
    margin: 4px 0 0 0;
}

form .action-box {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 20px 0px;
    gap: 8px;
}

form .action-box.space-between .start,
form .action-box.space-between .end {
    flex: 1 1 0;
    display: flex;
    gap: 8px;
}

form .action-box.space-between .start {
    justify-content: flex-start;
}

form .action-box.space-between .end {
    justify-content: flex-end;
}

@media(max-width:640px) {
    .form-section {
        flex-direction: column;
        gap: 5px;
    }

    .form-section .section-title {
        flex: 0 0 0;
        margin-bottom: 0px;
    }

    .form-section .section-title,
    .form-section .section-group {
        width: 100%;
        flex: 0 0 0;
    }

    /* form .action-box {
        flex-direction: column;
        justify-content: center;
    } */

    /* form .action-box.space-between a {
        flex: 1 1 0;
    } */

    /* form .action-box.space-between .start.sm-row {
        flex-direction: row;
        justify-content: center;
    }

    form .action-box.space-between .start.sm-col {
        flex-direction: column;
        justify-content: center;
    }

    form .action-box.space-between .end.sm-row {
        flex-direction: row;
        justify-content: center;
    }

    form .action-box.space-between .end.sm-col {
        flex-direction: column;
        justify-content: center;
    } */
}

.note {
    display: flex;
    gap: 6px;
    padding-top: 6px;
    align-items: center;
    font-size: 0.875rem;
}

/* item-block  (e.g. added-item)
------------------------------------------------ */
.item-box {
    width: 100%;
    border: 1px solid var(--neutral-border-3);
    border-radius: 6px;
    display: flex;
    align-items: center;
    color: var(--neutral-text-1);
    padding: 12px 16px;
    gap: 0.75rem;
}

.item-box .item-preview {
    width: 80px;
    border-radius: 4px;
    overflow: hidden;
    background: var(--neutral-fill-1);
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.5rem;
}

.item-box .item-preview::before {
    /* ratio 1:1 */
    content: "";
    display: block;
    padding-top: 100%;
}

.item-box .item-preview .image-container {
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    overflow: hidden;
}

.item-box .item-preview .color-filter {
    width: 100%;
    height: 100%;
    background: var(--theme-background-3);
    opacity: 0.12;
    position: absolute;
    left: 0;
    top: 0;
}

.item-box .item-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    border-radius: 6px;
    box-shadow: 0px 1px 2px 0px rgba(0, 0, 0, 0.14), 0px 0px 2px 0px rgba(0, 0, 0, 0.12);
}

.item-box .item-info {
    display: flex;
    flex-direction: column;
    justify-content: center;

    flex: 1 1 0;
}

.item-box .action-box {
    display: flex;
    flex-direction: row;
    gap: 4px;
    padding: 0;

    flex: 0 1 0;
}

.item-box .action-box a.danger {
	border: 0;
	background-color: #fff;
	color: var(--theme-background-1);
}

.item-box .action-box a.danger:hover {
    color: var(--danger-foreground);
	background-color: #fff;
    //background-color: rgba(var(--danger-rgb), 10%);
	//border-color: rgba(var(--danger-rgb), 10%);
	filter: none;
}

.item-box .item-info .item-name {
    font-size: 1.125rem;
    font-style: normal;
    font-weight: 500;
    line-height: 1.75rem;
}

.item-box .item-info .item-name {
    color: var(--neutral-text-1);
}

.item-box .item-info .item-intro {
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.375rem;
    color: var(--neutral-text-2)
}

.result-list {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.result-list li {
    width: 100%;
    border-bottom: 1px solid #ccc;
    padding: 15px 10px;
}

.result-list li a {
    color: #000;
    display: block;
}

.img-preview {
    width: 100%;
    border-radius: 4px;
    overflow: hidden;
    background: var(--neutral-fill-1);
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.5rem;
}

.img-preview::before {
    /* ratio 1:1 */
    content: "";
    display: block;
    padding-top: 40%;
}

.img-preview .image-container {
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    overflow: hidden;
}

.img-preview .image-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    border-radius: 6px;
    box-shadow: 0px 1px 2px 0px rgba(0, 0, 0, 0.14), 0px 0px 2px 0px rgba(0, 0, 0, 0.12);
}

.color-filter {
    width: 100%;
    height: 100%;
    background: var(--theme-background-3);
    opacity: 0.12;
    position: absolute;
    left: 0;
    top: 0;
}