.simon-container{max-width:600px;margin:0 auto;padding:var(--spacing-lg)}.simon-menu{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--spacing-2xl);border:1px solid var(--color-border)}.simon-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);text-align:center;margin-bottom:var(--spacing-xl);color:var(--color-text)}.simon-setting-group{margin-bottom:var(--spacing-xl)}.simon-setting-group h3{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-sm)}.simon-buttons-row{display:flex;gap:var(--spacing-sm)}.simon-option-btn{flex:1;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);border:2px solid var(--color-border);background:var(--color-background);color:var(--color-text);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-fast)}.simon-option-btn:hover{border-color:var(--color-primary);background:#4a90e21a}.simon-option-btn.active{border-color:var(--color-primary);background:var(--color-primary);color:#fff}.simon-hint{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--spacing-sm)}.simon-slider{width:100%;height:8px;border-radius:4px;background:var(--color-border);appearance:none;cursor:pointer}.simon-slider::-webkit-slider-thumb{appearance:none;width:20px;height:20px;border-radius:50%;background:var(--color-primary);cursor:pointer}.simon-high-score{text-align:center;font-size:var(--font-size-lg);color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.simon-high-score span{color:var(--color-success);font-weight:var(--font-weight-bold)}.simon-start-btn{width:100%;padding:var(--spacing-lg);border-radius:var(--radius-lg);border:none;background:var(--color-primary);color:#fff;font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);cursor:pointer;transition:all var(--transition-fast)}.simon-start-btn:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:0 4px 12px #4a90e266}.simon-game{display:flex;flex-direction:column;gap:var(--spacing-lg)}.simon-header{display:flex;justify-content:space-between;align-items:center}.simon-score{font-size:var(--font-size-lg);color:var(--color-text)}.simon-score span{font-weight:var(--font-weight-bold);color:var(--color-primary)}.simon-length{color:var(--color-text-secondary)}.simon-menu-btn{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);font-size:var(--font-size-sm);cursor:pointer;transition:all var(--transition-fast)}.simon-menu-btn:hover{background:var(--color-border-light)}.simon-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);aspect-ratio:1;max-width:400px;margin:0 auto}.simon-button{position:relative;border-radius:var(--radius-xl);border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-xs);transition:all .15s ease;min-height:120px}.simon-button:disabled{cursor:default}.simon-button-text{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.3)}.simon-tone-icon{color:#fff;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}.simon-button-hanzi{font-size:var(--font-size-lg);color:#ffffffe6}.simon-button-hotkey{position:absolute;bottom:var(--spacing-sm);right:var(--spacing-sm);font-size:var(--font-size-xs);color:#fff9;background:#0003;padding:2px 6px;border-radius:var(--radius-sm)}.simon-red{background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 4px 12px #ef44444d}.simon-red-active{background:linear-gradient(135deg,#f87171,#ef4444);box-shadow:0 0 30px #ef444499;transform:scale(.95)}.simon-blue{background:linear-gradient(135deg,#3b82f6,#2563eb);box-shadow:0 4px 12px #3b82f64d}.simon-blue-active{background:linear-gradient(135deg,#60a5fa,#3b82f6);box-shadow:0 0 30px #3b82f699;transform:scale(.95)}.simon-yellow{background:linear-gradient(135deg,#eab308,#ca8a04);box-shadow:0 4px 12px #eab3084d}.simon-yellow-active{background:linear-gradient(135deg,#facc15,#eab308);box-shadow:0 0 30px #eab30899;transform:scale(.95)}.simon-green{background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 4px 12px #22c55e4d}.simon-green-active{background:linear-gradient(135deg,#4ade80,#22c55e);box-shadow:0 0 30px #22c55e99;transform:scale(.95)}.simon-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80px;height:80px;border-radius:50%;background:var(--color-surface);border:4px solid var(--color-border);display:flex;align-items:center;justify-content:center;z-index:10;transition:all .2s ease}.simon-center-playing{background:var(--color-primary);border-color:var(--color-primary-dark);box-shadow:0 0 20px #4a90e280;animation:pulse .8s ease infinite}@keyframes pulse{0%,to{transform:translate(-50%,-50%) scale(1)}50%{transform:translate(-50%,-50%) scale(1.05)}}.simon-center-correct{background:#22c55e;border-color:#16a34a;box-shadow:0 0 30px #22c55e99;transform:translate(-50%,-50%) scale(1.1)}.simon-center-incorrect{background:#ef4444;border-color:#dc2626;box-shadow:0 0 30px #ef444499;animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(-50%,-50%) translate(0)}20%{transform:translate(-50%,-50%) translate(-8px)}40%{transform:translate(-50%,-50%) translate(8px)}60%{transform:translate(-50%,-50%) translate(-8px)}80%{transform:translate(-50%,-50%) translate(8px)}}.simon-icon{font-size:32px}.simon-feedback-icon{font-size:40px;font-weight:700;color:#fff}.simon-feedback-icon.correct{animation:pop .3s ease}.simon-feedback-icon.incorrect{animation:none}@keyframes pop{0%{transform:scale(.5);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.simon-retry-btn{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);border:none;background:var(--color-primary);color:#fff;font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);cursor:pointer;transition:all var(--transition-fast)}.simon-retry-btn:hover{background:var(--color-primary-dark)}.simon-status{text-align:center;font-size:var(--font-size-lg);color:var(--color-text)}.simon-progress{display:flex;justify-content:center;gap:var(--spacing-xs);margin-top:var(--spacing-sm)}.simon-check{color:var(--color-success);font-weight:var(--font-weight-bold)}@media(max-width:480px){.simon-container{padding:var(--spacing-md)}.simon-menu{padding:var(--spacing-lg)}.simon-button-text{font-size:var(--font-size-xl)}.simon-button{min-height:100px}.simon-center{width:60px;height:60px}.simon-icon{font-size:24px}}