: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}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#f5f7fa;color:#333;line-height:1.6}.app{max-width:500px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background-color:#fff}.header{padding:24px 20px;background:linear-gradient(135deg,#6a11cb,#2575fc);color:#fff;text-align:center}.balance-card{background:#fff3;border-radius:16px;padding:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.balance-card h2{font-size:1rem;font-weight:500;margin-bottom:8px;opacity:.9}.balance{font-size:2.2rem;font-weight:700;margin:0}.currency{font-size:1.2rem;opacity:.9}.main{padding:20px;flex:1;display:flex;flex-direction:column;gap:24px}.game-section{background:#fff;border-radius:16px;padding:24px;box-shadow:0 4px 12px #0000000d;border:1px solid #eee}.game-section h3{font-size:1.1rem;font-weight:600;margin-bottom:16px;color:#444}.options{display:flex;gap:16px;margin-bottom:8px}.option{flex:1;padding:20px 10px;border:2px solid #e0e0e0;border-radius:12px;background:#fff;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;transition:all .2s ease}.option:hover:not(:disabled){border-color:#6a11cb;background-color:#f8f9ff}.option.active{border-color:#6a11cb;background-color:#f0f4ff;box-shadow:0 0 0 3px #6a11cb1a}.option:disabled{opacity:.6;cursor:not-allowed}.icon{font-size:2rem}.option span:last-child{font-weight:600;font-size:.95rem}.bet-input-area{display:flex;flex-direction:column;gap:12px}.bet-input{width:100%;padding:16px;border:2px solid #e0e0e0;border-radius:12px;font-size:1.1rem;transition:border-color .2s}.bet-input:focus{outline:none;border-color:#6a11cb}.quick-select{display:flex;gap:8px}.quick-select button{flex:1;padding:10px;background:#f0f4ff;border:1px solid #d0d8ff;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s}.quick-select button:hover:not(:disabled){background:#e0e8ff}.quick-select button:disabled{opacity:.6;cursor:not-allowed}.action-area{margin:24px 0;text-align:center}.play-btn{width:100%;padding:18px;background:linear-gradient(135deg,#6a11cb,#2575fc);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s}.play-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #6a11cb4d}.play-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.result-area{text-align:center;padding-top:20px;border-top:1px solid #eee;margin-top:20px}.coin-result{margin-bottom:16px}.coin{width:100px;height:100px;margin:0 auto;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;color:#fff;background:#ccc;transition:all .5s ease}.coin.heads{background:linear-gradient(135deg,#6a11cb,#2575fc)}.coin.tails{background:linear-gradient(135deg,#ff9a9e,#fad0c4)}.result-text{font-size:1.2rem;font-weight:600;margin:16px 0}.result-text.win{color:#28a745}.result-text.lose{color:#dc3545}.reset-btn{padding:12px 24px;background:#6c757d;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:500}.history-section{background:#fff;border-radius:16px;padding:20px;box-shadow:0 4px 12px #0000000d;border:1px solid #eee}.history-toggle{width:100%;padding:14px;background:#f8f9fa;border:1px solid #dee2e6;border-radius:12px;font-weight:500;cursor:pointer;transition:all .2s}.history-toggle:hover{background:#e9ecef}.history-list{margin-top:16px;display:flex;flex-direction:column;gap:12px}.history-item{display:flex;justify-content:space-between;align-items:center;padding:14px;border-radius:8px;border:1px solid #eee}.history-item.win{background-color:#d4edda;border-color:#c3e6cb;color:#155724}.history-item.lose{background-color:#f8d7da;border-color:#f5c6cb;color:#721c24}.history-content{display:flex;gap:16px}.history-bet{font-weight:500}.history-result{font-weight:600}.history-time{font-size:.85rem;opacity:.7}.footer{padding:16px 20px;text-align:center;background-color:#f8f9fa;color:#6c757d;font-size:.9rem;border-top:1px solid #eee}@media(max-width:480px){.app{max-width:100%}.header{padding:20px 16px}.balance{font-size:1.8rem}.main{padding:16px}.game-section{padding:20px}.options{flex-direction:column}.option,.play-btn{padding:16px}.coin{width:80px;height:80px;font-size:1.2rem}.result-text{font-size:1.1rem}}@keyframes flip{0%{transform:rotateY(0)}to{transform:rotateY(1080deg)}}.coin.flipping{animation:flip 1s ease-in-out}