:root{--bg: #141a1c;--panel: #1b2326;--ink: #dfe6e2;--muted: #8fa099;--line: rgba(20, 26, 28, .55);--water: #22333b;--plains: #4f7d4a;--forest: #37613f;--accent: #e0703f}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overscroll-behavior:none}#app,.shell{height:100%}.shell{display:flex;flex-direction:column}header{display:flex;align-items:baseline;gap:10px;padding:max(10px,env(safe-area-inset-top)) 16px 8px}h1{font-size:1.05rem;margin:0;letter-spacing:.02em}.tag{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}main{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:4px}svg{width:100%;height:100%;touch-action:manipulation}svg polygon{cursor:pointer}footer{padding:10px 16px max(12px,env(safe-area-inset-bottom));background:var(--panel);font-size:.85rem;color:var(--muted);font-variant-numeric:tabular-nums}