:root{--ink: #f3ecdf;--dim: #9a8f7f;--card: #fbf6ea;--card-edge: #d8cbb2;--good: #4ade80;--bad: #f2585b;--gold: #f0b64a;--radius: 26px;--sans: "Inter", "Helvetica Neue", system-ui, sans-serif;--mono: "SF Mono", "JetBrains Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body{margin:0;height:100%;background:#0a0910}body{display:grid;place-items:center;font-family:var(--sans);color:var(--ink);-webkit-font-smoothing:antialiased}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}#app{position:relative;width:600px;height:600px;overflow:hidden;display:grid;grid-template-rows:56px 1fr 74px;isolation:isolate}#bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:#000}#glow{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;opacity:0;transition:opacity .45s ease;background:radial-gradient(46% 40% at 50% 48%,currentColor 0%,transparent 70%)}#app.flash-correct #glow{color:var(--good);opacity:.5}#app.flash-violation 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ease}.face{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius);backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden}.face.front{background:linear-gradient(168deg,#fffdf7 0%,var(--card) 46%,#eee4d0 100%);border:1px solid var(--card-edge);color:#171219;display:flex;flex-direction:column;align-items:center;padding:30px 24px 24px;text-align:center}.face.back{transform:rotateY(180deg);background:linear-gradient(150deg,#2b1d52,#17123a 55%,#0f1a3a);border:1px solid rgba(243,236,223,.14);display:grid;place-items:center}.face.back .weave{position:absolute;top:14px;right:14px;bottom:14px;left:14px;border:1px solid rgba(240,182,74,.32);border-radius:16px;background-image:repeating-linear-gradient(45deg,rgba(240,182,74,.1) 0 2px,transparent 2px 11px),repeating-linear-gradient(-45deg,rgba(203,179,255,.1) 0 2px,transparent 2px 11px)}.face.back 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