:root{--bg: #12100e;--panel: #1c1917;--panel-2: #262220;--line: #3a342f;--text: #f2ede7;--muted: #a89f95;--accent: #5ec98a;--accent-dim: #2f6b4a;--warn: #e0a33e;--danger: #e06c5a;--draw: #6ea8fe;--radius: 12px}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:15px/1.5 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior:none}#app{display:flex;flex-direction:column;min-height:100%;max-width:900px;margin:0 auto;padding:env(safe-area-inset-top) 16px calc(16px + env(safe-area-inset-bottom))}header{display:flex;align-items:baseline;gap:10px;padding:18px 0 14px}header h1{font-size:19px;letter-spacing:-.01em;margin:0;font-weight:620}header .sub{color:var(--muted);font-size:13px}main{flex:1;display:flex;flex-direction:column;gap:14px}.card{background:var(--panel);border:1px solid 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input{accent-color:var(--accent);width:17px;height:17px}.notices{display:flex;flex-direction:column;gap:8px}.notice{display:flex;gap:9px;font-size:13.5px;padding:10px 12px;border-radius:9px;background:#241f14;border:1px solid #4a3d1e;color:#e8d5a8}.notice.error{background:#2a1815;border-color:#543029;color:#f0c0b6}.sizes{font-variant-numeric:tabular-nums;font-size:13.5px;color:var(--muted)}.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}.swatch{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}footer{padding:18px 0 6px;color:var(--muted);font-size:12.5px;text-align:center}.dev-toggle{position:fixed;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:40;width:30px;height:30px;padding:0;border-radius:8px;font:600 11px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.5px;color:var(--muted);background:var(--panel);border:1px solid var(--line);opacity:.28;transition:opacity 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