.demo-banner{margin:12px auto;padding:12px 18px;width:min(1100px,calc(100% - 32px));box-sizing:border-box;border:1px solid var(--line);border-radius:14px;background:var(--paper);color:var(--ink);display:grid;gap:8px;font-size:.85rem}.demo-banner nav{display:flex;gap:20px;flex-wrap:wrap}.demo-banner a{color:var(--brand);font-weight:bold}.demo-mode #accountBar,.demo-mode #onboardingHelp,.demo-mode #onboardingPanel,.demo-mode [data-demo-link],.demo-mode [data-view=account],.demo-mode [data-view=smart],.demo-mode .device-menu,.demo-mode .privacy-note{display:none!important}