.install-hero {
    margin-top: 110px;
}

.install-hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.ie-supported-pages {
    max-width: 420px;
    margin: 1.5rem auto 0;
    text-align: center;
}

.ie-supported-pages-label {
    display: block;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: .35rem;
}

.ie-supported-pages p {
    font-size: .88rem;
    color: var(--text-2);
    line-height: 1.5;
    margin: 0;
}

.demo-notice {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    max-width: 560px;
    margin: 1.75rem auto 0;
    padding: 12px 16px;
    background: rgba(217, 168, 32, .08);
    border: 1px solid rgba(217, 168, 32, .3);
    border-radius: 10px;
    font-size: .85rem;
    line-height: 1.6;
    color: var(--text-2);
    text-align: left;
}

.demo-notice-icon {
    flex: none;
    color: #e0b64d;
    font-size: 1rem;
    line-height: 1.6;
}

.install-steps {
    list-style: none;
    margin: 2.5rem 0 0;
    padding: 0;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.install-step {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}

.install-step-num {
    flex: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-soft);
    border: 1px solid var(--line);
    color: var(--accent-hi);
    font-family: 'Orbitron', sans-serif;
    font-size: .95rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.install-step h4 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--text-1);
    margin: 0 0 .5rem;
}

.install-step-richtext,
.install-step-richtext p {
    font-size: 1.05rem;
    color: var(--text-1);
    line-height: 1.7;
    margin: 0;
}

.install-step-richtext p + p {
    margin-top: .6rem;
}

.install-step-download {
    display: inline-flex;
    margin-top: 1rem;
    font-size: .85rem;
    padding: .65rem 1.2rem;
}

.install-step-images {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
    margin-top: .85rem;
}

.install-step-images:empty {
    display: none;
    margin-top: 0;
}

.install-step-img {
    display: block;
    width: 100%;
    max-width: 420px;
    height: auto;
    border-radius: 10px;
    border: 1px solid var(--line-dim);
}

/* ── Per-browser install steps tabs ── */
.ie-tab-nav {
    display: flex;
    justify-content: center;
    gap: .5rem;
    flex-wrap: wrap;
    margin: 2.5rem 0 0;
    border-bottom: 1px solid var(--line-dim);
}

.ie-tab-btn {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--text-2);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: .75rem 1.25rem;
    cursor: pointer;
    transition: color .15s, border-color .15s;
    margin-bottom: -1px;
    white-space: nowrap;
}

.ie-tab-btn:hover {
    color: var(--text-1);
}

.ie-tab-btn.active {
    color: var(--accent-hi);
    border-bottom-color: var(--accent);
}

.ie-tab-panel {
    display: none;
}

.ie-tab-panel.active {
    display: block;
}

@media (max-width: 640px) {
    .install-hero-actions {
        flex-direction: column;
    }
    .install-hero-actions .btn-primary,
    .install-hero-actions .btn-outline {
        width: 100%;
        text-align: center;
    }
}