/* 註冊頁與登入視窗共用的 LINE 入口樣式。 */
.front-line-login__button {
    display: grid;
    grid-template-columns: 32px minmax(0, 1fr) 32px;
    align-items: center;
    gap: 16px;
    width: 100%;
    min-height: 60px;
    padding: 13px 18px;
    border: 1px solid #06c755;
    border-radius: 8px;
    background: #06c755;
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    text-decoration: none;
    white-space: nowrap;
    transition: transform .18s ease;
}

.front-login-modal .front-line-login__button { margin-top: 16px; }

.front-line-login__button > .fa-line {
    color: #fff;
    font-size: 32px;
    line-height: 1;
}

.front-line-login__label { text-align: center; }

.front-line-login__button > .fa-arrow-right {
    justify-self: end;
    color: inherit;
    font-size: 14px;
    transition: transform .18s ease;
}

.front-line-login__button:hover {
    border-color: #05b34c;
    background: #05b34c;
    color: #fff;
}

.front-line-login__button:hover > .fa-arrow-right { transform: translateX(3px); }

.front-line-login__button:active { transform: translateY(1px) scale(.99); }

.front-line-login__button:focus-visible {
    outline: 3px solid #287744;
    outline-offset: 4px;
}

.front-line-login__helper {
    margin: 12px 0 0;
    color: var(--register-muted, var(--login-modal-muted, #65717f));
    font-size: 13px;
    line-height: 1.65;
    text-align: center;
}

@media (max-width: 767.98px) {
    .front-line-login__button {
        grid-template-columns: 28px minmax(0, 1fr) 28px;
        gap: 10px;
        min-height: 56px;
        padding: 12px;
        font-size: 14px;
    }

    .front-line-login__button > .fa-line { font-size: 28px; }
    .front-line-login__button > .fa-arrow-right { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    .front-line-login__button,
    .front-line-login__button > .fa-arrow-right { transition: none; }
}