/*body { 
    font-family: Arial, sans-serif; 
    
    display: flex; 
    justify-content: center; 
    padding: 20px; }*/

.topic-6 {
    width: 100%;
    max-width: 900px;
    margin: 0 auto; 
    display: flex;
    flex-direction: column;
    align-items: flex-start; 
}

.headline1 {
    color: rgb(252, 139, 31);
    font-size: 28px;
    text-align: left;
    margin-bottom: 10px; 
    width: 100%; 
}


.card_BH {
    background: rgba(255, 255, 255, 0.8); /* 必須半透明 */
    border-radius: 6px;
    padding: 34px 82px;
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    width: 100%;
    box-sizing: border-box;
    /* 視覺 */
    border: 1px solid #f0f0f0;
    box-shadow: 0px 4px 8px rgba(246, 246, 246, 1);
    /* ✅ 關鍵：加 prefix + 原屬性 */
    /*-webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);*/
}


.input-table { 
    width: 100%; 
    border-collapse: collapse; 
    margin-bottom: 15px; }

.input-table td { 
    padding: 7px; 
    font-size: 14px;
    vertical-align: middle; }

.input-table td:last-child {
    text-align: center; 
    vertical-align: middle; 
}

.input-val { 
    padding: 6px;
    border: 1px solid #ccc;
    border-radius: 4px;
    outline: none;
    text-align: center; 
    width: 85px; 
    height: 22px; }

.input-title { 
    color: #233E83;
    font-weight: bold;
    margin-bottom: 20px;
    width: 100%; }

.btn-container { 
    text-align: center; 
    margin: 10px 0; }

button { 
    background-color: #1A3A8A;
    color: white;
    border: none; 
    border-radius: 8px; 
    padding: 10px 45px; 
    cursor: pointer; 
    font-weight: bold; 
    border-radius: 3px; 
    font-size: 16px;
    transition: background 0.3s;
    align-items: center }

button:hover {
    background-color: #0d255f;}

.chart-box_BH {   
    background-color: #fffde7; 
    border: 1px solid #999; 
    position: relative; 
    width: 450px; 
    height: 350px; 
    margin: 0 auto; }

canvas { 
    display: block; }

.note-23 {
    font-size: 12px;
    margin-top: 14px;
    gap: 7px;
    /*margin-right: 7px;*/
    color: #33383D;
}

.ref { 
    font-size: 11px; 
    color: #888; 
    font-style: italic; 
    line-height: 1.3; }