:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{background-color:#0d0d1a;background-image:radial-gradient(circle,#1a1a3a,#0d0d1a 70%);color:#f0f0f0;font-family:Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;margin:0;width:100vw}.app-container{display:flex;flex-direction:column;align-items:center;width:100vw;min-height:calc(100vh - 40px)}.app-header{width:100%;max-width:700px;text-align:center}.app-header h1{font-size:3.5rem;font-weight:800;color:#fff;text-shadow:0 0 5px #747bff,0 0 10px #747bff,0 0 20px #747bff,0 0 40px #00d9ff,0 0 60px #00d9ff;margin:20px 0}.scoreboard{background-color:#000;border:3px solid #747bff;box-shadow:0 0 15px #747bff;border-radius:10px;padding:10px 25px;display:inline-flex;flex-direction:column;align-items:center;width:25%;min-width:150px;margin:12px 0}.scoreboard-label{font-size:.8rem;font-weight:700;color:#747bff;letter-spacing:2px}.scoreboard-value{font-family:Courier New,Courier,monospace;font-size:1.5rem;font-weight:700;color:#00ffde;text-shadow:0 0 5px #00ffde}.game-area{width:100%;max-width:600px;display:flex;justify-content:center;align-items:center;flex-grow:1}.card{background-color:#141428b3;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);padding:30px;border-radius:12px;border:1px solid rgba(116,123,255,.5);box-shadow:0 4px 30px #0003;width:100%;text-align:center}.card h2{margin-top:0;margin-bottom:24px;font-size:1.5rem;line-height:1.6}button{cursor:pointer;font-size:1.1rem;font-weight:700;border-radius:8px;border:2px solid;transition:all .2s ease-in-out;padding:12px 20px}button:hover{border-color:#64ff92}.start-button{background:linear-gradient(45deg,#3dff2b,#41ff71);color:#fff;border-color:#41ff4b;box-shadow:0 0 10px #03382f;text-transform:uppercase;letter-spacing:1px}.start-button:hover{transform:scale(1.05);box-shadow:0 0 20px #0baa05;border-color:#0baa05}.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.option-button{background-color:#3b3b3b;color:#f0f0f0;border-color:#555}.option-button:hover{transform:translateY(-3px)}.card.error{border-color:#ff4d4d}.card.error p{color:#fcc}.option-button.correct{background-color:#52cf6f;border-color:#58d475;color:#fff;transform:scale(1.05)}.option-button.incorrect{background-color:#dc3545;border-color:#dc3545;color:#fff;opacity:.7}.option-button:disabled{cursor:not-allowed;opacity:.8;transform:none;transition:none}.option-button:disabled:hover{transform:none;transition:none;border-color:#555}.feedback-panel{margin-top:25px;padding-top:20px;border-top:1px solid rgba(116,123,255,.3);text-align:left}.feedback-panel h3{margin-top:0;color:#fff}.feedback-panel p{line-height:1.7}.next-button{background-color:#11c562;color:#fff;border-color:#1db87c;display:block;width:100%;margin-top:20px;padding:15px}.next-button:hover{background-color:#109939;border-color:#128121}.logo-container{margin-top:12px}.logo{width:100%;height:auto}