.install-body {
    background: #f5f5f9;
    min-height: 100vh;
}
.install-shell {
    max-width: 860px;
}
.install-card {
    border: 0;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}
.install-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}
.install-steps li {
    font-size: 0.72rem;
    color: #6c757d;
    background: #fff;
    border-radius: 999px;
    padding: 0.25rem 0.7rem;
    border: 1px solid #e7e7e7;
}
.install-steps li.is-current {
    color: #fff;
    background: #3833C8;
    border-color: #3833C8;
}
.install-req-pass { color: #198754; }
.install-req-fail { color: #dc3545; }
.install-req-warning { color: #d97706; }
.install-progress-track {
    height: 10px;
    background: #ececf2;
    border-radius: 999px;
    overflow: hidden;
}
.install-progress-bar {
    height: 100%;
    width: 0;
    background: #3833C8;
    transition: width 0.25s ease;
}
.install-stage-list {
    max-height: 320px;
    overflow: auto;
}
@media (max-width: 767.98px) {
    .install-steps li span {
        display: none;
    }
    .install-steps li.is-current span {
        display: inline;
    }
}