/* ===== 共用色系（跟訂單那頁同一套灰藍） ===== */


/* 整個頁面 wrapper（登入、註冊、變更密碼共用） */
.auth-wrapper {
    min-height: calc(100vh - 80px);
    background: var(--surface-2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.auth-title {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 0.18em;
    margin-bottom: 24px;
    color: var(--jg-text-main);
}

/* 中央卡片 */
.auth-card {
    width: 380px;
    max-width: 90vw;
    background: var(--surface);
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(31, 41, 55, 0.08);
    padding: 28px 28px 22px;
}

    /* 表單欄位 */
    .auth-card label {
        display: block;
        font-size: 14px;
        margin-bottom: 6px;
        color: var(--muted);
    }

    .auth-card input[type="text"],
    .auth-card input[type="email"],
    .auth-card input[type="password"] {
        width: 100%;
        border-radius: 8px;
        border: 1px solid var(--border-soft);
        padding: 10px 12px;
        font-size: 14px;
        outline: none;
    }

        .auth-card input[type="text"]:focus,
        .auth-card input[type="email"]:focus,
        .auth-card input[type="password"]:focus {
            border-color: var(--jg-accent);
        }

    /* 區塊間距 */
    .auth-card .form-group {
        margin-bottom: 18px;
    }

/* 主按鈕 */
.auth-submit-btn {
    width: 100%;
    border: none;
    border-radius: 8px;
    padding: 10px 0;
    font-size: 16px;
    background: var(--jg-accent);
    color: var(--surface);
    cursor: pointer;
    margin-top: 8px;
}

    .auth-submit-btn:hover {
        opacity: 0.94;
    }

/* LINE 登入/綁定按鈕（註冊用） */
.auth-line-btn {
    width: 100%;
    border: none;
    border-radius: 8px;
    padding: 9px 0;
    font-size: 14px;
    background: var(--line-green);
    color: var(--surface);
    cursor: pointer;
    margin-top: 4px;
}

    .auth-line-btn:hover {
        opacity: 0.92;
    }

.auth-line-hint {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--muted);
}

/* 錯誤訊息 */
.auth-error-block {
    margin-top: 10px;
    font-size: 14px;
    color: var(--danger);
}

/* 簡易 QR 遮罩（註冊 / login 可共用） */
.auth-qr-mask {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    z-index: 9999;
}

.auth-qr-inner {
    background: var(--surface);
    max-width: 320px;
    margin: 8% auto;
    padding: 16px;
    border-radius: 10px;
    text-align: center;
}

.auth-qr-inner-title {
    font-weight: 700;
    margin-bottom: 8px;
}

/* 變更密碼補充：底下有小提示 */
.auth-note {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
}

/* 小螢幕調整 */
@media (max-width: 576px) {
    .auth-title {
        font-size: 24px;
        letter-spacing: 0.12em;
        margin-bottom: 18px;
    }

    .auth-card {
        padding: 22px 18px 18px;
    }
}
.auth-line-btn {
    display: block;
    text-align: center;
    text-decoration: none;
}