/* 인증 폼 */

.auth_card {
    max-width: 400px;
    margin: 40px auto;
    padding: 0 20px;
}

.auth_card h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}

.auth_card .field {
    margin-bottom: 12px;
}

.auth_card .field_with_btn {
    display: flex;
    gap: 8px;
}

.auth_card .field_with_btn input {
    flex: 1;
    min-width: 0;
}

.btn_check {
    flex-shrink: 0;
    padding: 0 14px;
    height: 38px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 4px;
    background: var(--color-bg-elevated);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    white-space: nowrap;
}

.field_msg {
    font-size: 12px;
    padding: 0 2px 8px;
    min-height: 20px;
}

.field_msg.ok {
    color: var(--color-accent, #00BD5A);
}

.field_msg.err {
    color: #FF3B30;
}

.auto_login {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    padding: 0 2px;
}

.auto_login input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    -webkit-appearance: checkbox;
    appearance: checkbox;
}

.btn_submit {
    width: 100%;
    height: 44px;
    font-size: 17px;
    font-weight: 600;
    border-radius: 8px;
    background: var(--color-primary, #007AFF);
    color: #fff;
    border: none;
    cursor: pointer;
}

.auth_error {
    background: rgba(255, 59, 48, 0.1);
    color: #FF3B30;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
    text-align: center;
}

.auth_links {
    text-align: center;
    margin-top: 20px;
    padding-bottom: 40px;
}

.auth_links a {
    font-size: 14px;
    color: var(--color-text-muted);
    text-decoration: none;
}

.auth_links a:hover {
    text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
    .btn_submit {
        background: #0A84FF;
    }
    .btn_check {
        background: #1C1C1E;
        border-color: #333;
        color: #aaa;
    }
    .auth_error {
        background: rgba(255, 59, 48, 0.15);
    }
}