/* appointment.css */
form {
    display: grid;
    grid-template-columns: 1fr 1fr; /* 兩列佈局 */
    gap: 15px; /* 元素之間的間距 */
    background-color: #f9f9f9; /* 背景色 */
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

form label {
    grid-column: span 2; /* 標籤佔滿一行 */
    font-weight: bold;
}

form input, form select, form textarea {
    grid-column: span 2; /* 預設佔滿一行 */
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

fieldset {
    grid-column: span 2; /* 區塊佔滿一行 */
    border: none;
    padding: 0;
    margin: 0;
}

legend {
    font-weight: bold;
    margin-bottom: 10px;
}

.form-actions {
    grid-column: span 2;
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.btn {
    padding: 10px 20px;
    font-size: 1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.btn-submit {
    background-color: #4CAF50;
    color: white;
}

.btn-submit:hover {
    background-color: #45a049;
}

.btn-reset {
    background-color: #f44336;
    color: white;
}

.btn-reset:hover {
    background-color: #da190b;
}

/* 驗證碼容器 */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

/* Canvas 驗證碼圖片 */
#captchaCanvas {
    border: 1px solid #ccc;
    background-color: #f8f8f8;
}

/* 重新產生驗證碼按鈕 */
.refresh-captcha {
    background: #3498db;
    color: white;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 0.9rem;
}

.refresh-captcha:hover {
    background: #2980b9;
}