*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;background:#f9fafb;color:#111827;min-height:100vh}#app{max-width:480px;margin:0 auto;padding:0;min-height:100vh;display:flex;flex-direction:column}.score-bar{position:fixed;top:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid #e5e7eb;padding:8px 16px;z-index:100;height:52px}.screen{padding:68px 16px 16px;flex:1;display:flex;flex-direction:column;gap:12px}.screen-home,.screen-lobby,.screen-join,.screen-game-full{padding-top:32px}h1{font-size:2rem;font-weight:800;color:#111827}h2{font-size:1.25rem;font-weight:700}p{line-height:1.5}button{min-height:44px;min-width:44px;padding:10px 20px;font-size:16px;font-weight:600;border:none;border-radius:8px;cursor:pointer;background:#111827;color:#fff;transition:background .15s}button:disabled{background:#9ca3af;cursor:not-allowed}button:not(:disabled):hover{background:#374151}input[type=text],select{width:100%;padding:10px 12px;font-size:16px;border:1.5px solid #d1d5db;border-radius:8px;background:#fff;color:#111827}input[type=text]:focus,select:focus{outline:none;border-color:#6366f1}label{font-weight:600;font-size:.9rem;color:#374151}.error-text{color:#dc2626;font-size:.9rem}.notice-text{color:#f59e0b;font-size:.9rem}.hint-text{color:#6b7280;font-size:.85rem}.game-code-display{font-size:2.5rem;font-weight:900;letter-spacing:.15em;font-family:monospace;color:#4f46e5;padding:12px 0}.menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:200;padding:24px}.menu-overlay button{width:100%;max-width:320px}.qr-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:300;padding:24px}.qr-modal h2{color:#fff}.qr-modal button{margin-top:8px}.plot1d-container{display:flex;flex-direction:column;gap:12px;flex:1}.plot1d-axis-label{font-weight:700;font-size:1rem;text-align:center}.plot1d-area{position:relative;flex:1;min-height:300px;border-left:2px solid #374151;margin-left:60px;margin-right:16px}.plot1d-dot-wrapper{position:absolute;left:0;display:flex;align-items:center;gap:8px;transform:translateY(50%);transition:bottom .1s}.plot1d-dot--active .plot1d-dot,.plot1d-dot--rerate-active .plot1d-dot{width:24px;height:24px;background:#4f46e5;border-radius:50%;cursor:grab;flex-shrink:0}.plot1d-dot--rated .plot1d-dot{width:10px;height:10px;background:#6b7280;border-radius:50%;flex-shrink:0}.plot1d-dot--active .plot1d-item-label,.plot1d-dot--rerate-active .plot1d-item-label{font-size:.9rem;font-weight:600}.plot1d-dot--rated .plot1d-item-label{font-size:.75rem;color:#9ca3af}.plot1d-buttons{display:flex;flex-wrap:wrap;gap:8px;padding-top:8px}.plot2d-wrapper{width:100%;aspect-ratio:1}.plot2d-svg{width:100%;height:100%}.guess-item-list{display:flex;flex-wrap:wrap;gap:8px;padding:8px 0}.guess-item{background:#f3f4f6;border-radius:6px;padding:4px 10px;font-size:.9rem}.guess-controls{display:flex;flex-direction:column;gap:8px;padding:8px 0}.waiting-message{font-size:1rem;color:#6b7280;text-align:center;padding:32px 0}ul{list-style:none;display:flex;flex-direction:column;gap:4px}ul li{background:#f3f4f6;border-radius:6px;padding:8px 12px;font-size:.95rem}