.header{padding:20px 24px;display:flex;justify-content:space-between;align-items:center;z-index:20;position:sticky;top:0;background:var(--cta-surface);color:#fff;box-shadow:0 8px 24px #2b00ff2e}.install-btn{width:32px;height:32px;border-radius:10px;border:none;background:#ffffff29;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}.install-btn.disabled{opacity:.4;pointer-events:none}