.login-modal .form-group {
    margin-top: 13.2px;
}

.login-modal .input-label {
    display: block;
    font-size: 11.4px;
    font-weight: 700;
    color: var(--brand-text-secondary);
    margin-bottom: 5.4px;
}

.login-modal .required-mark {
    color: var(--brand-error);
    margin-left: 2px;
}

.login-modal .form-control {
    border: 1.5px solid var(--brand-border) !important;
    border-radius: 10px !important;
    background-color: var(--brand-white) !important;
    color: var(--brand-text) !important;
    padding: 8.4px 12px !important;
    font-size: 12.6px !important;
    height: 52px !important;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-modal .form-control:focus {
    border-color: var(--brand-primary) !important;
    box-shadow: 0 0 0 3px var(--brand-primary-glow) !important;
}

.login-modal .form-control.format_error {
    border-color: var(--brand-error) !important;
}

.login-modal .field-hint {
    color: var(--brand-text-muted);
    font-size: 10.56px;
    line-height: 1.5;
    margin-top: 4.8px;
}

.login-modal .phone-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.login-modal .phone-prefix {
    flex: 0 0 auto;
    padding: 0 12px;
    height: 52px;
    line-height: 50px;
    border: 1.5px solid var(--brand-border);
    border-radius: 10px;
    color: var(--brand-text);
    background-color: var(--brand-bg-soft);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}

.login-modal .sms-row {
    display: flex;
    gap: 7.2px;
    align-items: center;
}

.login-modal .sms-btn {
    flex: 0 0 auto;
    white-space: nowrap;
    background: var(--brand-primary-soft);
    color: var(--brand-primary);
    border: 1.5px solid var(--brand-primary-light);
    border-radius: 10px;
    padding: 0 13.2px;
    height: 52px;
    font-size: 11.4px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.login-modal .sms-btn:hover {
    background: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
}

.login-modal .sms-btn:disabled,
.login-modal .sms-btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========== Modal 容器 ========== */
.login-modal .modal-content {
    border-radius: 16px;
    border: none;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
}

.login-modal .modal-header {
    border-bottom: 1px solid var(--brand-border-light);
    padding: 18px 24px;
    position: relative;
    justify-content: center;
}

.login-modal .modal-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--brand-primary-dark);
    text-align: center;
    margin: 0 auto;
}

.login-modal .modal-header .btn-close {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    margin: 0;
}

.login-modal .modal-body {
    padding: 24px;
}

.login-modal .modal-desc {
    font-size: 11.4px;
    color: var(--brand-text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    text-align: center;
}

/* ========== Modal Footer ========== */
.login-modal .modal-footer {
    border-top: 1px solid var(--brand-border-light);
    padding: 16px 24px;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    flex-wrap: nowrap;
}

.login-modal .modal-footer .secondary-btn,
.login-modal .modal-footer .main-btn {
    flex: 1 1 0;
    width: 50%;
    padding: 12px 0;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-radius: 8px;
    font-weight: 600;
    font-size: 12px;
    line-height: 1;
    margin: 0;
    cursor: pointer;
    transition: all 0.2s;
}

.login-modal .modal-footer .main-btn {
    background: var(--brand-primary);
    color: #fff;
    border: none;
}

.login-modal .modal-footer .main-btn:hover {
    background: var(--brand-primary-dark);
}

.login-modal .modal-footer .secondary-btn {
    background: var(--brand-white);
    color: var(--brand-primary);
    border: 1.5px solid var(--brand-primary);
}

.login-modal .modal-footer .secondary-btn:hover {
    background: var(--brand-bg-soft);
    border-color: var(--brand-text-muted);
}

/* ========== z-index 層級 ========== */
.modal-backdrop {
    z-index: 1040 !important;
}

.modal {
    z-index: 1050 !important;
}

.login-modal {
    z-index: 1055 !important;
}

.login-modal .modal-dialog {
    z-index: 1056 !important;
    position: relative;
}

#loginModal_smsHint {
    font-size: 12px;
    font-weight: 600;
    margin-top: 6px;
}
#loginModal_smsHint.hint-success {
    color: #16A34A;
}
#loginModal_smsHint.hint-warning {
    color: #F59E0B;
}

/* 生理性別 */
.gender-options {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 10px;
}

.gender-options label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    margin: 0;
}

.gender-options input[type="radio"] {
    margin: 0;
    accent-color: #465564;
}

/* 生日 */
.birthday-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.birthday-row .form-control {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

/* 右側表單捲軸 */
.login-page .app-form-content {
    scrollbar-width: thin;            /* Firefox */
    scrollbar-color: #d5d9df transparent;
}

/* Chrome、Edge、Safari */
.login-page .app-form-content::-webkit-scrollbar {
    width: 4px;
}

.login-page .app-form-content::-webkit-scrollbar-track {
    background: transparent;
}

.login-page .app-form-content::-webkit-scrollbar-thumb {
    background-color: #d5d9df;
    border-radius: 10px;
}

.login-page .app-form-content::-webkit-scrollbar-thumb:hover {
    background-color: #9ca3af;
}

/* ========== RWD ========== */
@media (max-width: 768px) {
    .login-modal .form-control {
        font-size: 16px !important;
    }

    .login-modal .phone-wrap {
        gap: 8px;
    }

    .login-modal .phone-wrap .phone-prefix {
        border-radius: 8px;
    }

    .login-modal .phone-wrap .form-control {
        border-radius: 8px;
        flex: 1;
        min-width: 0;
    }

    .login-modal .sms-row {
        flex-wrap: wrap;
    }

    .login-modal .sms-row .form-control,
    .login-modal .sms-row .sms-btn {
        width: 100%;
    }
}