.progress-bar{width:100%;background:var(--bg-tertiary);border-radius:8px;overflow:hidden;border:1px solid var(--border-color);box-shadow:var(--shadow-sm);height:12px}.progress-bar>div{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));transition:width .3s ease-out;position:relative}.progress-bar>div:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.3) 50%,transparent 100%);animation:progress-shine 2s ease-in-out infinite}@keyframes progress-shine{0%{transform:translate(-100%)}to{transform:translate(100%)}}.choose-page{display:flex;flex-direction:column;align-items:center;gap:1.5rem;padding:2rem 0}.choices-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:1rem;width:100%;max-width:400px;margin-bottom:2rem}.choice{position:relative;width:80px;height:80px;border-radius:50%;border:2px solid 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scale(1.05);box-shadow:var(--shadow-xl)}.choice.rock.selected{background:#8b5a3c;border-color:#8b5a3c}.choice.paper.selected,.choice.scissors.selected{background:#6b7280;border-color:#6b7280}.choice.fire.selected{background:var(--accent-fire);border-color:var(--accent-fire)}.choice.water.selected{background:var(--accent-water);border-color:var(--accent-water)}.choice-actions{display:flex;flex-direction:column;gap:1rem;width:100%;max-width:300px}.choice-actions button{width:100%}.home-container{display:flex;flex-direction:column;width:100%;max-width:100%;margin:0 auto;box-sizing:border-box;overflow:visible}.title{font-size:2.5rem;text-align:center;font-weight:800;margin-bottom:1.5rem;color:var(--text-primary);letter-spacing:-.025em;position:relative}.title:after{content:"";position:absolute;bottom:-.75rem;left:50%;transform:translate(-50%);width:80px;height:3px;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:2px}.main-buttons{display:flex;gap:1rem;justify-content:center;margin-bottom:1.5rem;margin-top:1.5rem;width:100%;box-sizing:border-box}.main-buttons button{flex:0 1 180px;padding:.8rem 1.2rem;font-size:1rem;font-weight:600;border-radius:12px;background:var(--accent-primary);color:#fff;border:none;box-shadow:0 4px 6px #6366f140;transition:all .3s ease;position:relative;overflow:hidden}.main-buttons button:hover{background:var(--accent-secondary);transform:translateY(-2px);box-shadow:0 6px 12px #8b5cf64d}.main-buttons 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h2{margin:0;font-size:1.25rem;font-weight:700;color:var(--text-primary);position:relative;padding-left:1rem;display:flex;align-items:center;width:100%;box-sizing:border-box}.card-header h2:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent-primary);border-radius:4px}.card-body{padding:1.5rem;color:var(--text-secondary);line-height:1.6;width:100%;box-sizing:border-box}.card-body p,.card-body ul,.card-body ol{margin-top:0;margin-bottom:1rem}.card-body ul li,.card-body ol li{margin-bottom:.5rem}.card-body ul li:last-child,.card-body ol li:last-child{margin-bottom:0}.rules-diagram{display:flex;justify-content:center;margin:1.5rem 0 0;align-items:center;width:100%;box-sizing:border-box;padding:0 1rem}.rules-diagram img{max-width:100%;max-height:300px;height:auto;border-radius:8px;box-sizing:border-box;object-fit:contain}.instruction-list{margin:0;padding-left:1.5rem;width:100%;box-sizing:border-box}.instruction-list li{margin-bottom:.75rem;color:var(--text-secondary);word-wrap:break-word;overflow-wrap:break-word;line-height:1.6}.instruction-list li:last-child{margin-bottom:0}.cryptography-content{background:var(--bg-secondary);padding:1.25rem;border-radius:8px;border:1px solid var(--border-color)}.cryptography-content>div{margin-bottom:1rem;line-height:1.6}.cryptography-content>div:last-child{margin-bottom:0}.cryptography-external{background:#fff;backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);border:1px solid rgba(255,255,255,.3);border-radius:24px;padding:2.5rem;box-shadow:0 20px 60px #00000026,0 8px 32px #0000001a,inset 0 1px #ffffff4d;width:100%;margin:0 auto;position:relative;overflow:hidden;transition:all .3s ease;box-sizing:border-box}.cryptography-external:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#667eea,#764ba2,#667eea);background-size:200% 100%;animation:shimmer 3s ease-in-out infinite}@keyframes 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900px){.title{font-size:3rem;margin-bottom:2rem}.home-top-row{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;width:100%;max-width:100%;box-sizing:border-box;margin-bottom:1.5rem;overflow:hidden}.home-top-row .card{height:100%;display:flex;flex-direction:column;margin-bottom:0;width:100%;max-width:100%;box-sizing:border-box;min-height:400px;overflow:hidden}.home-top-row .card-body{flex:1;display:flex;flex-direction:column;width:100%;box-sizing:border-box;justify-content:space-between}.rules-diagram{flex:1;display:flex;align-items:center;justify-content:center;width:100%;box-sizing:border-box;margin-top:auto}.instruction-list{flex:1}}html,body{margin:0;padding:0}html{min-height:-webkit-fill-available}@supports not (-webkit-touch-callout: none){body{min-height:100vh}}body{display:flex;font-size:18px;min-height:var(--vh);overflow-x:hidden;overflow-y:auto;background-attachment:fixed}:root{--vh: 100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;font-weight:400;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-card: #ffffff;--border-color: #e2e8f0;--border-hover: #cbd5e1;--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-tertiary: #06b6d4;--accent-fire: #ef4444;--accent-water: #3b82f6;--accent-success: #10b981;--accent-warning: #f59e0b;--accent-danger: #ef4444;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #64748b;--text-accent: #6366f1;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);background:linear-gradient(135deg,#667eea,#764ba2);background-attachment:fixed;color:var(--text-primary);min-height:100vh;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--aw: min(95vw, 1100px)}@media (max-width: 899px){:root{--aw: 100vw}body{font-size:16px}}#root{display:flex;flex-direction:column;width:100vw;max-width:100vw;min-height:100vh;margin:0;padding:0;box-sizing:border-box}@media (max-width: 899px){#root{width:100vw;max-width:100vw;margin:0;padding:0;min-height:100vh}}a{font-weight:600;color:var(--text-accent);text-decoration:none;transition:all .2s ease;border-bottom:1px solid transparent}a:hover{color:var(--accent-secondary);border-bottom:1px solid var(--accent-secondary)}h1{font-size:2.5rem;font-weight:800;text-align:center;color:var(--text-primary);margin:0 0 2rem;letter-spacing:-.025em}h2{font-size:1.5rem;font-weight:700;margin:2rem 0 1rem;color:var(--text-primary);letter-spacing:-.025em}p,li{color:var(--text-secondary);margin-bottom:.5rem}button{border-radius:12px;border:1px solid var(--accent-primary);padding:.75rem 1.5rem;font-size:1rem;font-weight:600;font-family:inherit;background:var(--accent-primary);cursor:pointer;transition:all .2s 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ease-in-out infinite}@keyframes pulse{0%,to{opacity:.8}50%{opacity:1}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--accent-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-secondary)}.host-container,.join-container{padding:1rem;max-width:600px;margin:0 auto;box-sizing:border-box}.host-container h1,.join-container h1{text-align:center;margin-bottom:1.5rem;font-size:2rem;color:var(--text-primary)}.host-container p,.join-container p{text-align:center;margin-bottom:1rem;color:var(--text-secondary);line-height:1.6}.qr-container{display:flex;justify-content:center;align-items:center;margin:1.5rem 0;padding:1rem;background:#fffffff2;border-radius:12px;box-shadow:0 4px 20px #0000001a}.qr-container canvas{max-width:350px!important;max-height:350px!important;width:100%!important;height:auto!important;border-radius:8px}.scanner-container{margin:1.5rem 0;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px #0000001a;background:#000;max-height:500px;position:relative}.scanner-container video{width:100%!important;max-height:500px!important;object-fit:cover}.scanner-container:after{content:"";position:absolute;width:200px;height:200px;pointer-events:none}.action-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.action-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.action-button:active{transform:translateY(0)}.code-input{width:100%;padding:.75rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;margin-top:.5rem;box-sizing:border-box;transition:border-color .3s ease}.code-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.app-container{justify-content:center;padding:1rem}@media (max-width: 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0;text-align:center}.result-title{font-size:3rem;font-weight:800;text-transform:uppercase;letter-spacing:-.025em;margin-bottom:1rem}.result-title.win{color:var(--accent-success)}.result-title.lose{color:var(--accent-danger)}.result-title.draw{color:var(--accent-warning)}.battle-display{background:var(--bg-secondary);border-radius:16px;border:1px solid var(--border-color);padding:2rem;box-shadow:var(--shadow-md);width:100%;max-width:400px}.battle-display table{font-size:1.25rem;color:var(--text-primary);width:100%}.battle-display td{padding:.75rem 1rem;text-align:left;font-weight:500;vertical-align:middle}.battle-display td:first-child{color:var(--text-secondary);font-weight:600;width:20%}.battle-display td:last-child{text-align:center;font-size:2rem}.action-buttons{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;width:100%;max-width:400px}.action-buttons button{flex:1;min-width:120px}