.mockup-section>h2{margin-top:0}.gallery-controls{margin:28px 0 24px;padding:20px 0;border-block:1px solid var(--line)}.gallery-controls fieldset{border:0;margin:0;padding:0}.gallery-controls legend,.gallery-options label{font-size:12px;font-weight:650;color:var(--ink-soft)}.gallery-group{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.gallery-group button{font:600 13px/1.4 -apple-system,sans-serif;min-height:44px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--ink);padding:10px 16px;cursor:pointer}.gallery-group button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.gallery-options{display:flex;flex-wrap:wrap;gap:16px;margin-top:18px}.gallery-options label{display:flex;flex-direction:column;gap:6px}.gallery-options select{font:14px/1.4 -apple-system,sans-serif;min-height:44px;border:1px solid var(--line);border-radius:6px;padding:8px 32px 8px 10px;background:var(--paper);color:var(--ink)}.gallery-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:64px;align-items:start}.preview-column{min-width:0}.prototype-scroll{overflow-x:auto;overscroll-behavior-x:contain;padding:2px 0 12px;max-width:100%}.device-frame{width:100%;max-width:412px;height:824px;border:1px solid var(--line);border-radius:32px;overflow:hidden;background:#f7faef;margin-inline:auto;isolation:isolate}.device-frame iframe{display:block;border:0;width:100%;height:100%;background:#f7faef}.device-frame[data-layout=expanded]{min-width:900px;max-width:none;height:800px;border-radius:20px}.device-frame[data-layout=short]{min-width:780px;max-width:none;height:390px;border-radius:20px}.gallery-layout:has([data-layout=expanded]),.gallery-layout:has([data-layout=short]){grid-template-columns:1fr;gap:28px}.gallery-layout:has([data-layout=expanded]) .design-notes,.gallery-layout:has([data-layout=short]) .design-notes{max-width:50rem}.design-notes{padding-top:20px}.design-notes h3{font-size:1.8rem;margin:0 0 24px}.design-notes ol{padding-left:22px}.design-notes li{padding:0 0 16px 4px}.design-notes strong{font-size:14px}.design-notes li p{font-size:14px;color:var(--ink-soft);margin:4px 0}.design-footnote{font-size:12px;color:var(--ink-soft);border-top:1px solid var(--line);padding-top:18px}.preview-caption{font-size:13px;color:var(--ink-soft);margin:12px 0 2px}.preview-live{font-size:13px;margin:0 0 8px;min-height:21px}.standalone-link{font-size:13px}.design-details{margin-top:32px;border-top:1px solid var(--line)}.design-details .prose{padding:8px 0 16px}.mockup-section select:focus-visible,.mockup-section button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media(max-width:900px){.gallery-layout{grid-template-columns:minmax(0,1fr) 260px;gap:32px}}@media(max-width:680px){.gallery-layout{grid-template-columns:1fr;gap:24px}.gallery-options{gap:12px}.gallery-options label:first-child{flex-basis:100%}.gallery-options select{width:100%}.gallery-options label{flex:1}.design-notes{padding:0}.device-frame{border-radius:24px;height:824px}.gallery-group button{flex:1;white-space:nowrap}.mockup-section .prose{font-size:15px}}@media print{.gallery-controls,.prototype-scroll{display:none}.design-notes{display:block}}