:root{--bg:#0f1115;--surface:#181b22;--surface-2:#1f2330;--text:#e6e8ee;--text-dim:#9aa3b2;--accent:#ffb454;--accent-2:#5ad1cd;--good:#6dd58c;--bad:#f06767;--board:#2a1a0e;--nut:#d6d6d6;--fret-wire:#888;--string-disabled:#4a4f5b;--string-0:#cdd2d8;--string-1:#cdd2d8;--string-2:#cdd2d8;--string-3:#cdd2d8;--string-4:#cdd2d8;--string-5:#cdd2d8;--inlay-3:#d4b896;--inlay-5:#d4b896;--inlay-7:#d4b896;--inlay-9:#d4b896;--inlay-12:#d4b896;--highlight-primary:#ffb454;--highlight-secondary:#5ad1cd;--highlight-correct:#6dd58c;--highlight-wrong:#f06767;--highlight-hint:#dce0e838;--radius:12px;--tap:44px;--pad:16px}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;height:100dvh;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;overflow:hidden}body{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}#app{width:100%;height:100%;padding:var(--pad);flex-direction:column;margin:0 auto;display:flex;overflow:hidden}.screen{-webkit-overflow-scrolling:touch;flex-direction:column;flex:auto;gap:12px;min-height:0;display:flex;overflow-y:auto}.game-screen{overflow:hidden}a{color:var(--accent-2);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{margin:0 0 12px}h1{font-size:28px}h2{font-size:22px}.placeholder{color:var(--text-dim)}.muted{color:var(--text-dim);margin:0}.topbar{justify-content:space-between;align-items:center;gap:12px;padding-bottom:4px;display:flex}.topbar .back{min-height:var(--tap);color:var(--accent-2);align-items:center;display:inline-flex}.topbar .title{color:var(--text-dim);text-transform:capitalize;font-weight:600}.error{border:1px solid var(--bad);border-radius:var(--radius);background:#f0676714;padding:16px}.error pre{white-space:pre-wrap;word-break:break-word}.home-header{padding:8px 0 16px}.home-header .tagline{color:var(--text-dim);margin:0}.game-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.game-tile{background:var(--surface);border-radius:var(--radius);align-items:stretch;display:flex;overflow:hidden;box-shadow:inset 0 1px #ffffff0a}.game-tile-main{color:var(--text);flex-direction:column;flex:1;gap:6px;padding:18px 20px;display:flex}.game-tile-main:hover{background:var(--surface-2);text-decoration:none}.game-tile-name{font-size:18px;font-weight:600}.game-tile-cta{color:var(--accent);font-size:14px}.game-tile-actions{border-left:1px solid 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