:root {
    --bg-white: #fff9f4;
    --op-white: #fff;
    --op-black: #000;
    --op-red: #FF0000;
    --op-red-dark: #d9534f;
    --op-gray1: #555;
    --op-gray2: #ccc;
    --op-gray3: #777;
    --op-gray4: #f3f3f3;
    --body-gray: #333;
    --title-blue: #0039a5;
    --border-blue: #007bff;
    --hover-blue: #0015d6;
    --border-green: #179b75;
    --hover-green: #055841;
}

body {
    font-family: "Inter", "Noto Sans TC", sans-serif;
    background-color: var(--bg-white);
    margin: 0;
    padding: 15px;
    color: var(--body-gray);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 20px auto;
    background-color: var(--op-white);
    padding: 20px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* --- Header and Form Notes --- */

h1 {
    font-size: 2rem;
    font-weight: 600;
    line-height: 140%;
    text-align: center;
    color: var(--title-blue);
    margin-bottom: 5px;
}

h2 {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 140%;
}

h3 {
    font-size: 48px;
    font-weight: 600;
    line-height: 140%;
}

.note {
    color: var(--op-red);
    font-size: 0.8em;
    margin-left: 10px;
    vertical-align: middle;
    font-weight: 500;
}

legend {
    font-size: 1.2em;
    font-weight: bold;
    color: var(--title-blue);
    padding: 0 10px;
}

label {
    font-size: 1.2rem;
    margin: 4px;
    font-weight: 500;
}

.form-header-note {
    text-align: left;
    font-size: 1.2em;
    color: var(--op-gray1);
    margin-bottom: 20px;
}

.required-note {
    font-size: 1.2em;
    color: var(--op-red-dark);
    margin-bottom: 25px;
    border-left: 4px solid var(--op-red-dark);
    padding-left: 10px;
}

/* --- Fieldset and Legend --- */
fieldset {
    border: 1px solid var(--op-gray2);
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 25px;
}


/* --- Grid Layout for Form Elements --- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.form-grid-2 {
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 600px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .form-grid-2 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.grid-col-span-2 {
    grid-column: span 1;
}

@media (min-width: 600px) {
    .grid-col-span-2 {
        grid-column: span 2;
    }
}

/* --- Form Groups and Labels --- */
.form-group {
    display: flex;
    flex-direction: column;
}

label .optional {
    font-weight: normal;
    font-size: 0.8em;
    color: var(--op-gray3);
}

label.required::after {
    content: " *";
    color: var(--op-red-dark);
}

.error-message {
    color: var(--op-red);
    display: none;
}

.address-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* --- Input Fields, Selects, and Textareas --- */
input[type="text"],
input[type="date"],
input[type="tel"],
input[type="email"],
select {
    padding: 12px;
    border: 1px solid var(--op-gray2);
    border-radius: 5px;
    font-size: 1em;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus,
select:focus {
    border-color: var(--border-blue);
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.25);
}

input[type="date"] {
    font-size: 1.2em;
}

/* --- Checkbox and Radio Button Groups --- */
.checkbox-group {
    display: flex;
    align-items: baseline;
    gap: 6px;
    flex-wrap: nowrap;
}

.checkbox-group label,
.radio-group label {
    font-weight: normal;
    white-space: normal;
}

input[type="checkbox"],
input[type="radio"] {
    width: 1.2em;
    height: 1.2em;
}

/* --- Specific Layouts (Address) --- */
.address-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    align-items: center;
}

.address-street {
    grid-column: 1 / -1;
}

.address-preview {
    background-color: var(--op-gray4);
    padding: 10px;
    border-radius: 5px;
    font-size: 1em;
    color: var(--op-gray1);
    margin-top: 10px;
    border: 1px solid var(--op-gray2);
    text-align: left;
    min-height: 20px;
}

.address-sub-divider {
    padding: 0 12px;
    font-size: 1.2em;
}

/* --- Declaration and Signature Area --- */
.declaration-box {
    background-color: var(--op-gray4);
    border-radius: 5px;
    padding: 15px;
    margin-bottom: 15px;
    font-size: 1rem;
    max-height: 200px;
    overflow-y: auto;
}

.declaration-box h2 {
    margin-top: 0;
}

.signature-canvas {
    border: 2px dashed var(--op-gray2);
    border-radius: 5px;
    cursor: crosshair;
    touch-action: none;
    /* Important for touch devices */
    width: 100%;
    height: 200px;
}

.signature-container p {
    font-size: 0.9em;
    color: var(--op-gray1);
    margin-top: 5px;
}

/* --- Buttons --- */
.button-container {
    text-align: center;
    display: flex;
    gap: 15px;
    justify-content: center;
}

.sign-btn-box {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 60px;
}

.submit-btn,
.clear-btn,
.save-btn {
    padding: 10px 24px;
    font-size: 1.1em;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
}

.submit-btn:active,
.clear-btn:active {
    transform: translateY(1px);
}

.submit-btn {
    background-color: var(--border-blue);
    color: var(--bg-white);
}

.submit-btn:hover {
    background-color: var(--hover-blue);
}

.save-btn {
    background-color: var(--border-green);
    color: var(--bg-white);
}

.save-btn:hover {
    background-color: var(--hover-green);
}

.clear-btn {
    background-color: var(--op-gray3);
    color: var(--bg-white);
}

.clear-btn:hover {
    background-color: var(--op-gray1);
}

.consent-form {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 20px;
}

/* --- Footer --- */
hr {
    border: none;
    /* 先清掉預設邊框 */
    border-top: 1px solid var(--op-gray2);
}

.form-footer {
    margin-top: 30px;
    text-align: center;
    font-size: 0.85em;
    color: var(--title-blue);
}

.form-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

footer.form-footer li {
    font-size: 1rem;
    line-height: 1.5;
}

td {
    font-size: 1rem;
}

.file-thumb {
    display: inline-block;
    text-align: center;
    margin: 5px;
    vertical-align: top;
}

.file-thumb img.preview-image {
    width: 50%;
    height: auto;
    display: block;
    border: 1px solid #ccc;
    border-radius: 6px;
    margin-bottom: 4px;
}

.file-thumb p {
    font-size: 13px;
    margin: 0;
    word-break: break-word;
}

.section-item {
    margin-bottom: 20px;
}

.section-item {
    margin-bottom: 20px;
}

.section-item h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 5px;
    color: var(--title-blue, #0039a5);
    padding-left: 1rem;
}

.section-item p {
    padding-left: 2rem;
}

.section-item ol {
    padding-left: 6rem;
}

@media print {
    .no-print {
        display: none !important;
    }

    body {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* 截圖模式：放大欄位、展開注意事項，平常不會套用 */
body.screenshot-mode label,
body.screenshot-mode input,
body.screenshot-mode select,
body.screenshot-mode textarea {
    font-size: 16px;
    line-height: 1.6;
}

/* 如果你的欄位外面有特定 class，也可以加上去一起放大 */
body.screenshot-mode .form-group {
    font-size: 16px;
}

/* 注意事項的容器（以 P3 的 #declarationBox 為例），截圖時展開 */
body.screenshot-mode #declarationBox {
    max-height: none !important;
    height: auto !important;
    overflow: visible !important;
}

/* 列印按鈕列：靠右 */
.print-bar {
    display: flex;
    justify-content: flex-end;
    margin: 10px 0 25px;
}

/* 列印按鈕樣式 */
.btn-print {
    padding: 6px 16px;
    font-size: 0.95rem;
    border: 1px solid var(--border-blue);
    background-color: var(--op-white);
    color: var(--title-blue);
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

.btn-print:hover {
    background-color: var(--border-blue);
    color: var(--bg-white);
}

/* 送出／送審／提交按鈕列：置中＋較大間距 */
.sign-btn {
    display: flex;
    justify-content: center;
    gap: 24px;
    /* 按鈕彼此的距離 */
    margin: 40px 0 30px;
    /* 與上下區塊拉開距離 */
}

.sign-btn .submit-btn {
    min-width: 140px;
    /* 讓三顆按鈕寬度比較一致，看起來更整齊 */
}

input[type="month"] {
    padding: 12px;
    border: 1px solid var(--op-gray2);
    border-radius: 5px;
    font-size: 1.2em;
    box-sizing: border-box;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input[type="month"]:focus {
    border-color: var(--border-blue);
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.25);
}

/* 檔案大小上限提示 - 上方醒目版 */
.upload-group::before,
.upload-signature::before {
    content: "ℹ 檔案大小上限 100MB";
    display: block;
    /* 與上方區塊距離 */
    margin: 20px 0 8px 0;
    padding: 6px 10px;
    border-left: 4px solid #3498db;
    background: #eef5ff;
    color: #1f4fa3;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
    border-radius: 4px;
}

/* 清除按鈕統一樣式 */
/* 統一清除按鈕置中樣式 */
.clear-upload {
    margin-top: 10px;
    margin-bottom: 10px;
    padding: 6px 14px;
    background-color: #6c7a89;
    /* ⚡霧灰藍色 */
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    /* 🚀 絕對置中 */
    display: flex !important;
    justify-content: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
    width: fit-content !important;
}

/* hover 效果 */
.clear-upload:hover {
    background-color: #c0392b;
}

/* 簽名區標題 + 檔名 排成一行，跟其他 upload-group 一樣感覺 */
.signature-container .signature-header {
    display: flex;
    align-items: center;
    gap: 8px;
    /* 標題與檔名間距 */
    margin-bottom: 4px;
}

/* 檔名顯示風格，跟其他 lbl_xxx 類似但稍微淡一點 */
.upload-filename {
    color: #c0392b;
}

/* 隱藏 FileUpload 預設的「瀏覽 / 尚未選取檔案」文字 */
.signature-fileupload ::-webkit-file-upload-button {}

.signature-fileupload {
    color: transparent !important;
    /* 隱藏檔名文字 */
    text-shadow: none !important;
    /* 避免 ghost 字 */
}


/* 1223新增的樣式 */
.form-group {
    padding-bottom: 8px;
}

.form-grid.three-grid {
    grid-template-columns: repeat(3, 1fr);
    margin: 20px 0;
}

.form-grid.one-grid {
    grid-template-columns: repeat(1, 1fr);
}

.radio-group input[type="text"] {
    width: 20%;
}

.radio-other-box {
    display: inline-flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 5px;
    vertical-align: middle;
}

.radio-other {
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.radio-other-box input[type="text"] {
    width: auto;
    min-width: 100px;
    max-width: 100%;
}

@media (max-width: 600px) {
    .form-grid.three-grid {
        grid-template-columns: repeat(1, 1fr);
    }

    .radio-other-box input[type="text"] {
        width: 80%;
        min-width: 100px;
        max-width: 80%;
    }
}