:root{--color-background: #0A0A0A;--color-surface: #1C1C1E;--color-primary: #9D4EDD;--color-secondary: #FF9E00;--gradient-primary: linear-gradient(135deg, #9D4EDD 0%, #FF9E00 100%);--gradient-text: linear-gradient(90deg, #E0AAFF 0%, #FFD60A 100%);--color-text: #FFFFFF;--color-text-secondary: #9CA3AF;--color-error: #FF5252;--color-success: #00E676;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-normal: .25s ease}body{background-color:var(--color-background);color:var(--color-text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased}@tailwind base;@tailwind components;@tailwind utilities;*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%;width:100%}button{cursor:pointer;border:none;background:none;font-family:inherit}.start-screen{display:flex;flex-direction:column;justify-content:space-between;height:100vh;padding:var(--spacing-lg);background-color:var(--color-background);color:#fff;font-family:Inter,sans-serif;overflow:hidden}.content-wrapper{display:flex;flex-direction:column;justify-content:center;flex:1;max-width:500px;margin:0 auto;width:100%;position:relative}.header-top{position:absolute;top:0;width:100%;display:flex;justify-content:center;padding-top:var(--spacing-md)}.games-counter{background:#ffffff1a;padding:6px 16px;border-radius:var(--radius-full);font-size:.8rem;font-weight:600;color:#fffc;display:flex;align-items:center;gap:6px;letter-spacing:.5px;text-transform:uppercase;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.dot{color:var(--color-success);font-size:1.2em;line-height:0;animation:pulse 2s infinite}@keyframes pulse{0%{opacity:.5}50%{opacity:1}to{opacity:.5}}.tags-container{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.tag{background:#9d4edd26;color:#e0aaff;padding:6px 12px;border-radius:6px;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;border:1px solid rgba(157,78,221,.3)}.hero-text{margin-bottom:var(--spacing-xl)}.title{font-size:4rem;line-height:.9;font-weight:900;text-transform:uppercase;margin:0 0 var(--spacing-sm) 0;color:#fff;letter-spacing:-2px}@media(max-width:380px){.title{font-size:3rem}}.subtitle{font-size:1rem;color:var(--color-text-secondary);text-transform:uppercase;font-weight:600;letter-spacing:1px;margin-top:var(--spacing-sm)}.action-area{margin-top:auto;padding-bottom:var(--spacing-xxl);width:100%}.start-btn{background:var(--gradient-primary);border:none;color:#fff;font-size:1.2rem;font-weight:800;text-transform:uppercase;letter-spacing:1px;padding:18px;border-radius:16px;width:100%;position:relative;overflow:hidden;transition:all .2s ease;box-shadow:0 8px 20px #9d4edd66;margin-bottom:var(--spacing-lg)}.start-btn:active{transform:translateY(4px);box-shadow:0 4px 10px #9d4edd4d}.footer-text{text-align:center;color:#fff6;font-size:.9rem;text-transform:uppercase;letter-spacing:1px;font-weight:500;cursor:default}.radar-container{display:flex;flex-direction:column;align-items:center;justify-content:space-between;height:100%;padding-top:10vh;padding-bottom:5vh}.searching-text{font-size:.9rem;color:#ffffff80;letter-spacing:2px;font-weight:600;text-transform:uppercase}.radar-wrapper{position:relative;width:200px;height:200px;display:flex;align-items:center;justify-content:center}.radar-circle{position:absolute;border-radius:50%;border:4px solid rgba(255,255,255,.05);box-shadow:0 0 20px #0003}.c1{width:100%;height:100%;animation:ripple 2s infinite ease-out}.c2{width:70%;height:70%;animation:ripple 2s infinite ease-out .6s}.c3{width:40%;height:40%;animation:ripple 2s infinite ease-out 1.2s}.radar-icon-box{width:64px;height:64px;background:#ffffff1a;border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:2;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);box-shadow:0 0 30px #9d4edd33}.radar-letter{font-size:2.5rem;font-weight:900;background:var(--gradient-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1;padding-left:2px}@keyframes ripple{0%{transform:scale(.8);opacity:.6;border-color:#fff3}to{transform:scale(1.4);opacity:0;border-color:transparent}}.cancel-btn{border:1px solid rgba(255,255,255,.2);color:#fff;padding:12px 32px;border-radius:12px;font-size:.9rem;font-weight:600;background:#0000004d;transition:all .2s;cursor:pointer}.cancel-btn:active{background:#ffffff1a;transform:scale(.95)}.friend-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:1rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;padding:16px;border-radius:16px;width:100%;margin-bottom:var(--spacing-lg);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all .2s}.friend-btn:active{background:#fff3;transform:scale(.98)}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal-content{background:#1c1c1e;border:1px solid #333;padding:24px;border-radius:24px;width:100%;max-width:350px;text-align:center;animation:fadeInDown .3s ease-out}.modal-content h3{margin:0 0 8px;font-size:1.5rem;color:#fff}.modal-content p{color:#888;margin-bottom:24px}.link-box{display:flex;gap:8px;margin-bottom:24px}.link-box input{flex:1;background:#000;border:1px solid #333;padding:12px;border-radius:12px;color:#fff;font-family:monospace;font-size:.9rem}.copy-btn{background:var(--color-primary);border:none;width:44px;border-radius:12px;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}.modal-actions{display:flex;flex-direction:column;gap:12px}.share-btn{background:#ff9e00;color:#000;font-weight:700;padding:14px;border-radius:12px;border:none;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;text-transform:uppercase;font-size:.9rem}.close-btn{background:transparent;color:#666;padding:12px;border:none;cursor:pointer;font-weight:600}.duel-screen{display:flex;flex-direction:column;height:100vh;padding:var(--spacing-md);max-width:600px;margin:0 auto;background:transparent}.centering{display:flex;align-items:center;justify-content:center;height:100vh}.waiting-card{background:#1c1c1e;padding:32px;border-radius:24px;text-align:center;max-width:400px;width:90%;border:1px solid rgba(255,255,255,.1)}.waiting-card h2{margin:0 0 16px;color:#fff}.waiting-card p{color:#888;margin-bottom:24px}.waiting-pill{background:#ffffff0d;padding:12px 24px;border-radius:50px;color:#aaa;display:inline-block;font-size:.9rem;animation:pulse 2s infinite}.host-controls .start-btn{width:100%;margin-top:16px;background:var(--color-success);color:#000;box-shadow:0 4px 15px #00e6764d}@keyframes pulse{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.duel-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-sm);padding:var(--spacing-sm);background:transparent;box-shadow:none;position:relative;height:120px}.player-side,.opponent-side{display:flex;flex-direction:column;gap:8px;align-items:flex-start}.opponent-side{align-items:flex-end}.player-info{display:flex;gap:12px;align-items:center}.avatar-box{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;color:#fff}.player-avatar{background:#ff5722;border:2px solid #4CAF50}.opponent-avatar{background:#2196f3;border:2px solid #E91E63}.text-info{display:flex;flex-direction:column;justify-content:center}.name{font-weight:800;font-size:1rem;color:#fff}.rating{font-size:.8rem;color:#fff9}.score-pill{background:#2c2c2e;padding:4px 24px;border-radius:12px;font-weight:800;font-size:1.1rem;min-width:60px;text-align:center;color:#fff}.timer-container{position:absolute;left:50%;top:60px;transform:translate(-50%);background:#1c1c1e;padding:6px 16px;border-radius:20px;display:flex;align-items:center;gap:6px;border:1px solid #333}.timer-icon{color:#ff9e00}.timer-text{color:#ff9e00;font-weight:800;font-size:1rem;letter-spacing:1px}.duel-content{flex:1;display:flex;flex-direction:column;justify-content:center;gap:var(--spacing-md);padding-bottom:var(--spacing-xl)}.question-card{background:#fff;border-radius:24px;padding:24px;box-shadow:0 4px 20px #0000004d;display:flex;flex-direction:column;gap:var(--spacing-sm);color:#000}.question-text{font-size:1.1rem;line-height:1.5;font-weight:600}.question-image{max-width:100%;border-radius:var(--radius-md);align-self:center}.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);margin-top:0}.option-btn{background:#f5f5f7;border:2px solid transparent;border-radius:var(--radius-md);padding:var(--spacing-md);text-align:left;display:flex;align-items:center;gap:var(--spacing-sm);transition:transform .1s,border-color .1s,background-color .1s;box-shadow:none;color:#000}.option-btn:active{transform:scale(.98);background-color:#ff9e00cc}.option-btn.selected{border-color:#ff9e00;background-color:#ff9e00cc;color:#fff}.option-btn.selected .option-label{background:#ffffff4d;color:#fff}.option-label{background:#e0e0e0;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;color:#666;flex-shrink:0}.option-content{font-size:.95rem}@media(max-width:400px){.options-grid{grid-template-columns:1fr}}.result-screen{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-lg);min-height:100vh;background:#000;color:#fff;font-family:Inter,sans-serif;justify-content:space-between}.result-header{margin-top:var(--spacing-xxl);text-align:center;position:relative;width:100%;margin-bottom:var(--spacing-xl)}.outcome-text{font-size:3rem;font-weight:900;letter-spacing:2px;margin:0;text-transform:uppercase;text-shadow:2px 2px 0px #00E676,-2px -2px 0px #9D4EDD}.outcome-text.victory{color:#fff;text-shadow:3px 3px 0px rgba(0,230,118,.4)}.outcome-text.defeat{color:#ff5252;text-shadow:none}.outcome-text.draw{color:#e0e0e0;text-shadow:none}.rating-pill{display:inline-block;background:#1c1c1e;color:#fff;padding:6px 14px;border-radius:20px;font-size:.9rem;font-weight:700;margin-top:12px;border:1px solid rgba(255,255,255,.1)}.score-display{display:flex;align-items:center;justify-content:center;gap:32px;margin-bottom:32px}.score-val{font-size:4rem;font-weight:800;line-height:1;color:#555}.score-val.winner{color:#fff;text-shadow:0 0 20px rgba(255,255,255,.3)}.divider{font-size:2rem;color:#333}.players-display{display:flex;align-items:center;justify-content:center;gap:24px;margin-bottom:40px;width:100%}.player-block{display:flex;flex-direction:column;align-items:center;gap:8px}.avatar{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}.avatar.user{background:#ff5722;color:#fff}.avatar.bot{background:#2196f3;color:#fff}.p-name{color:#888;font-size:.9rem}.vs-badge{background:#222;padding:4px 8px;border-radius:50%;font-size:.8rem;color:#666}.performance-card{background:#111;border:1px solid #222;border-radius:16px;width:100%;max-width:400px;padding:20px;margin-bottom:auto}.card-header{font-size:.75rem;text-transform:uppercase;color:#666;letter-spacing:1px;margin-bottom:16px;font-weight:700}.chapter-row{background:#1a1a1a;border:1px solid #333;border-radius:12px;padding:16px;margin-bottom:12px}.row-top{display:flex;justify-content:space-between;margin-bottom:8px;align-items:center}.chap-title{font-weight:700;font-size:.95rem;color:#fff}.acc-badge{color:#00e676;font-size:.8rem;font-weight:700}.row-details{font-size:.8rem;color:#888;margin-bottom:12px}.progress-track{height:6px;background:#333;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#9d4edd,#ff9e00)}.btn-save-app{width:100%;background:linear-gradient(135deg,#9d4edd,#ff9e00);color:#fff;font-size:1rem;font-weight:800;padding:16px;border-radius:16px;border:none;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;margin-bottom:12px;display:flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 4px 15px #9d4edd4d;transition:transform .1s,opacity .2s}.btn-save-app:active{transform:scale(.98);opacity:.9}.btn-new-game{width:100%;background:transparent;color:#888;font-size:.9rem;font-weight:600;padding:12px;border-radius:12px;border:1px solid #333;cursor:pointer;transition:all .2s}.btn-new-game:hover{background:#1a1a1a;color:#fff;border-color:#555}.btn-new-game:active{transform:scale(.98)}