.seop-install-app {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: center;
    gap: 9px;
    margin-top: 10px;
    padding: 11px 13px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 9px;
    background: linear-gradient(135deg,#ff6b22,#f59e32);
    color: #fff;
    font: inherit;
    cursor: pointer;
    box-shadow: 0 9px 22px rgba(255,107,34,.22);
}

.seop-install-app span { font-size: 20px; font-weight: 900; }
.seop-install-app b { font-size: 13px; }
.seop-auth-card .seop-install-app { margin-top: 16px; }

.seop-install-modal {
    position: fixed;
    z-index: 999999;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 18px;
    background: rgba(3,12,23,.72);
    backdrop-filter: blur(6px);
}

.seop-install-modal > div {
    position: relative;
    width: min(420px,100%);
    padding: 30px;
    border-radius: 20px;
    background: #fff;
    color: #172033;
    box-shadow: 0 25px 80px rgba(0,0,0,.32);
}

.seop-install-modal h2 { margin: 14px 0 7px; color: #06111f; }
.seop-install-copy { color: #64748b; line-height: 1.55; }
.seop-install-icon { display: grid; width: 58px; height: 58px; place-items: center; border-radius: 15px; background: #06111f; color: #ff6b22; font-size: 20px; font-weight: 950; }
.seop-install-close { position: absolute; top: 12px; right: 14px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: #f1f5f9; color: #334155; font-size: 25px; cursor: pointer; }
.seop-ios-steps,.seop-browser-steps { margin: 20px 0 0; padding-left: 22px; }
.seop-ios-steps li,.seop-browser-steps li { margin: 10px 0; line-height: 1.5; }

@media (max-width: 980px) {
    .seop-portal > aside > .seop-install-app { display: none; }
    .seop-portal > aside.seop-menu-open > .seop-install-app { display: flex; }
}

@media (max-width: 480px) {
    .seop-install-modal > div { padding: 24px 20px; }
}