/* 保留居中安装步骤，共用明亮主色、灰白底色和有语义的状态色。 */
.install-card {
    max-width: 780px;
    margin: 12px auto;
    padding: 28px 36px;
    border-radius: 7px;
}
.install-card .auth-brand {
    margin-bottom: 26px;
}
.install-card .auth-brand .mpay-logo {
    width: 144px;
}
.install-card .auth-brand h1 {
    color: var(--mpay-heading);
    font-size: 23px;
    font-weight: 600;
    margin: 16px 0 6px;
}
.install-card .auth-brand p {
    font-size: 13px;
    letter-spacing: 0;
    margin: 0;
    line-height: 1.8;
}
.install-card h2 {
    font-size: 17px;
    font-weight: 600;
    margin: 20px 0 10px;
    color: var(--mpay-heading);
}
.install-card fieldset {
    border: 0;
    padding: 0;
    min-width: 0;
}
.install-steps {
    display: flex;
    list-style: none;
    justify-content: space-between;
    gap: 12px;
    padding: 0 0 24px;
    border-bottom: 1px solid var(--mpay-border);
    margin: 0 0 18px;
    color: var(--mpay-muted);
    font-size: 13px;
}
.install-steps li {
    display: flex;
    align-items: center;
    gap: 8px;
}
.install-steps span {
    display: grid;
    place-items: center;
    width: 25px;
    height: 25px;
    background: var(--mpay-neutral-soft);
    border-radius: 50%;
}
.install-steps [aria-current],
.install-steps .is-complete {
    color: var(--mpay-primary-dark);
}
.install-steps [aria-current] span {
    background: var(--mpay-action);
    color: var(--mpay-on-action);
}
.install-steps .is-complete span {
    background: var(--mpay-primary-soft);
    color: var(--mpay-primary-dark);
}
.install-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 26px;
}
.install-actions .layui-btn {
    margin: 0;
    min-width: 110px;
}
.install-feedback:empty {
    display: none;
}
.install-feedback {
    line-height: 1.8;
    font-size: 13px;
    color: var(--mpay-primary-dark);
    background: var(--mpay-primary-soft);
    padding: 12px 15px;
    border: 1px solid var(--mpay-primary-border);
    border-radius: 5px;
    margin: 18px 0;
    overflow-wrap: anywhere;
}
.install-feedback[data-tone='loading'] {
    color: var(--mpay-muted);
    background: var(--mpay-surface-muted);
    border-color: var(--mpay-border);
}
.install-feedback.is-error {
    color: var(--mpay-danger-text);
    background: var(--mpay-danger-soft);
    border-color: var(--mpay-danger-border);
}
.install-ok {
    color: var(--mpay-success-text);
}
.install-failed {
    color: var(--mpay-danger-text);
}
.install-complete {
    text-align: center;
    padding: 30px 0;
}
.install-complete > .layui-icon {
    font-size: 66px;
    color: var(--mpay-primary);
}
.install-complete p {
    color: var(--mpay-muted);
    line-height: 1.8;
    margin: 16px 0 28px;
}
.install-page [hidden] {
    display: none !important;
}
.install-page .layui-table th {
    background: var(--mpay-surface-muted);
}
.install-page .layui-table td {
    font-size: 13px;
}
@media (max-width: 640px) {
    .install-card {
        margin: 0;
        padding: 24px 18px;
    }
    .install-steps {
        gap: 6px;
    }
    .install-steps li {
        flex-direction: column;
        gap: 6px;
        font-size: 12px;
    }
    .install-actions {
        justify-content: stretch;
        gap: 10px;
    }
    .install-actions .layui-btn {
        flex: 1;
        min-width: 0;
        padding: 0 12px;
        font-size: 13px;
    }
}