:root{--dj-bg-start: #1a1f2e;--dj-bg-mid: #050608;--dj-bg-end: #0f1115;--dj-card-bg: rgba(255, 255, 255, .08);--dj-card-border: rgba(255, 255, 255, .12);--dj-text: #eaeef5;--dj-text-muted: #7b8794;--dj-accent: #6ae3ff;--dj-success: #3ddc97;--dj-danger: #ff6b6b;--dj-input-bg: rgba(255, 255, 255, .15);--dj-input-focus: rgba(255, 255, 255, .25);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:var(--dj-text);background:var(--dj-bg-mid)}*,*:before,*:after{box-sizing:border-box}body{margin:0;display:block;min-width:320px;min-height:100vh;background:linear-gradient(135deg,var(--dj-bg-start) 0%,var(--dj-bg-mid) 60%,var(--dj-bg-end) 100%);background-attachment:fixed;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.battle-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:var(--dj-bg-mid);z-index:2000;display:flex;flex-direction:column;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.battle-header{padding:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 12px #0000004d;z-index:10}.battle-header.active{background:#ff9f43}.battle-header.success{background:var(--dj-success)}.battle-title{font-weight:900;font-size:20px;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.2)}.battle-close{background:none;border:none;color:#fffc;cursor:pointer}.battle-sides{flex:1;display:flex;position:relative;overflow:hidden}.battle-side{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px 10px;cursor:pointer;transition:all .2s;position:relative}.battle-side:active{transform:scale(.98)}.red-side{background:linear-gradient(180deg,#ff6b6b0d,#ff6b6b1a);border-right:1px solid rgba(255,255,255,.1)}.blue-side{background:linear-gradient(180deg,#6ae3ff0d,#6ae3ff1a)}.battle-art-container{position:relative;margin:20px 0}.battle-art{width:140px;height:140px;border-radius:12px;object-fit:cover;box-shadow:0 8px 24px #0006}.vote-tap-indicator{position:absolute;bottom:-15px;left:50%;transform:translate(-50%);font-size:10px;font-weight:800;padding:4px 12px;border-radius:20px;white-space:nowrap}.battle-track-info{text-align:center;z-index:2}.battle-track-title{font-size:18px;font-weight:700;color:#fff;line-height:1.2;margin:0 0 4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.battle-track-artist{font-size:13px;color:#ffffffb3;margin:0}.battle-percent{font-size:42px;font-weight:900;margin-bottom:10px}.red-side .battle-percent{color:var(--dj-danger)}.blue-side .battle-percent{color:var(--dj-accent)}.battle-vs{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:5;pointer-events:none}.vs-circle{background:var(--dj-bg-mid);width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;font-style:italic;font-size:20px;color:#fff;box-shadow:0 4px 12px #00000080;border:2px solid rgba(255,255,255,.1)}.battle-results-content{flex:1;display:flex;flex-direction:column;align-items:center;padding:40px 20px;text-align:center}.winner-section{margin-bottom:40px}.winner-label{font-size:12px;font-weight:800;color:var(--dj-text-muted);letter-spacing:2px;margin-bottom:20px}.winner-art{width:160px;height:160px;border-radius:12px;border:4px solid white;box-shadow:0 10px 40px #00000080;margin-bottom:20px}.winner-title{font-size:28px;font-weight:900;margin:0 0 8px}.results-bars{display:flex;align-items:flex-end;gap:16px;height:200px;margin-bottom:40px}.result-bar-group{display:flex;flex-direction:column;align-items:center;width:80px}.result-bar{width:100%;border-radius:8px;transition:height 1s cubic-bezier(.34,1.56,.64,1)}.result-bar.red{background:var(--dj-danger)}.result-bar.blue{background:var(--dj-accent)}.result-percent{font-weight:800;font-size:18px;margin-bottom:8px}.result-name{font-size:10px;color:var(--dj-text-muted);margin-top:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%;text-align:center}.vs-divider-small{font-weight:900;color:var(--dj-text-muted);padding-bottom:20px}.waiting-text{margin-top:auto;color:var(--dj-text-muted);font-size:14px}@media(max-height:700px){.battle-art{width:100px;height:100px}.battle-percent{font-size:32px}.battle-track-title{font-size:16px}}.singo-overlay{position:fixed;inset:0;z-index:200;background:#000;display:flex;flex-direction:column;overflow:hidden}.singo-container{display:flex;flex-direction:column;height:100%;width:100%}.singo-loading{display:flex;align-items:center;justify-content:center;height:100%;color:#fff;font-size:18px}.singo-header{display:flex;align-items:center;gap:12px;padding:10px 16px;background:#ffffff0f;flex-shrink:0}.singo-back-btn{background:#ffffff1a;border:none;color:#fff;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s}.singo-back-btn:hover{background:#fff3}.singo-round-label{color:#fff;font-weight:700;font-size:16px;flex:1}.singo-header-actions{display:flex;gap:8px;align-items:center}.singo-match-btn{display:flex;align-items:center;gap:6px;padding:6px 14px;border-radius:8px;border:1px solid rgba(100,149,237,.5);background:#6495ed26;color:#6495ed;font-weight:600;font-size:13px;cursor:pointer;transition:all .2s}.singo-match-btn.active{background:#6495ed59;border-color:#6495ed}.singo-match-btn:hover{background:#6495ed40}.singo-claim-btn{padding:8px 20px;border-radius:8px;border:none;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;cursor:pointer;transition:all .2s;box-shadow:0 2px 8px #22c55e4d}.singo-claim-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #22c55e66}.singo-claim-btn:disabled{opacity:.4;cursor:not-allowed}.singo-error{background:#ef444433;color:#ef4444;text-align:center;padding:6px;font-size:13px;font-weight:600}.singo-grid{display:grid;grid-template-columns:repeat(6,1fr);grid-template-rows:repeat(4,1fr);gap:2px;flex:1;padding:8px 12px 12px;min-height:0}.singo-cell{position:relative;border-radius:6px;overflow:hidden;cursor:pointer;user-select:none;-webkit-user-select:none;border:1px solid rgba(255,255,255,.15);transition:border-color .2s,box-shadow .2s}.singo-cell:active{transform:scale(.96)}.singo-cell.empty{background:#1a1a1a;cursor:default}.singo-cell.target-pattern{border:2px solid rgba(250,204,21,.7);box-shadow:inset 0 0 12px #facc1526}.singo-cell.marked{border:3px solid #22c55e;box-shadow:inset 0 0 16px #22c55e33}.singo-cell.played-match{border:3px solid #3b82f6;box-shadow:inset 0 0 16px #3b82f633}.singo-cell-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.singo-cell-art-placeholder{position:absolute;inset:0;background:#2a2a2a;display:flex;align-items:center;justify-content:center;color:#fff3}.singo-cell-dim{position:absolute;inset:0;background:#0006}.singo-cell-target-overlay{position:absolute;inset:0;background:#facc1533}.singo-cell-marked-overlay{position:absolute;inset:0;background:#22c55e66}.singo-cell-played-overlay{position:absolute;inset:0;background:#3b82f666}.singo-cell-text{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4px;text-align:center;z-index:2}.singo-cell-title{font-size:clamp(10px,2.2vw,16px);font-weight:900;color:#fff;line-height:1.15;text-shadow:0 1px 3px rgba(0,0,0,.9),0 0 6px rgba(0,0,0,.7);overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;word-break:break-word}.singo-cell-artist{font-size:clamp(8px,1.6vw,12px);font-weight:700;color:#dcdcdcd9;line-height:1.15;margin-top:2px;text-shadow:0 1px 3px rgba(0,0,0,.9);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical}.singo-cell-check{position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;background:#22c55e;color:#fff;display:flex;align-items:center;justify-content:center;z-index:3;box-shadow:0 1px 4px #00000080}.singo-alert-overlay{position:fixed;inset:0;z-index:210;background:#000000eb;display:flex;align-items:center;justify-content:center;animation:singoFadeIn .3s ease}.singo-alert-content{text-align:center;color:#fff}.singo-alert-icon{font-size:72px;margin-bottom:16px}.singo-alert-content h2{font-size:32px;font-weight:900;margin:0 0 12px;letter-spacing:1px}.singo-alert-content p{font-size:18px;color:#aaa;margin:0 0 8px}.singo-alert-waiting{color:#fff!important;font-weight:700;margin-top:16px!important}.singo-winner-name{font-size:28px!important;font-weight:900!important;color:#facc15!important;margin-top:8px!important}.singo-spinner{width:32px;height:32px;border:3px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:singoSpin .8s linear infinite;margin:20px auto 0}.singo-alert-overlay.winner{background:#000000f2}.singo-onboarding-overlay{position:fixed;inset:0;z-index:220;background:#000000e0;display:flex;align-items:center;justify-content:center;animation:singoFadeIn .3s ease;padding:20px}.singo-onboarding-card{background:#282828f2;border-radius:20px;padding:32px;max-width:480px;width:100%;text-align:center;border:1px solid rgba(255,255,255,.1)}.singo-onboarding-card h2{color:#fff;font-size:28px;font-weight:900;margin:0 0 24px}.singo-onboarding-steps{text-align:left;display:flex;flex-direction:column;gap:16px;margin-bottom:28px}.singo-onboarding-step{display:flex;align-items:flex-start;gap:14px}.singo-step-icon{font-size:28px;flex-shrink:0;width:36px;text-align:center}.singo-onboarding-step strong{color:#fff;font-size:15px;display:block;margin-bottom:2px}.singo-onboarding-step p{color:#888;font-size:13px;margin:0;line-height:1.4}.singo-onboarding-btn{width:100%;padding:14px;border-radius:12px;border:none;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;font-size:18px;font-weight:800;cursor:pointer;transition:transform .2s,box-shadow .2s}.singo-onboarding-btn:hover{transform:translateY(-1px);box-shadow:0 4px 16px #3b82f666}@keyframes singoFadeIn{0%{opacity:0}to{opacity:1}}@keyframes singoSpin{to{transform:rotate(360deg)}}.singo-banner{background:linear-gradient(90deg,#a855f7,#6366f1);padding:12px;text-align:center;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;color:#fff;box-shadow:0 4px 12px #a855f74d;position:relative;z-index:90;animation:singoFadeIn .3s ease}.singo-banner:hover{filter:brightness(1.1)}.singo-banner-tag{font-size:10px;background:#0003;padding:2px 6px;border-radius:10px}@media(orientation:portrait)and (max-width:768px){.singo-grid{padding:4px 6px 6px}.singo-cell-title{font-size:clamp(8px,3vw,13px)}.singo-cell-artist{font-size:clamp(7px,2.2vw,10px)}}#root{max-width:100%;width:100%;margin:0 auto;text-align:left}.app-container{max-width:600px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;position:relative;background:transparent}.center-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;width:100%;text-align:center;padding:20px}.app-header{position:sticky;top:0;z-index:50;padding:12px 16px;background:#161b22d9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--dj-card-border)}.header-content{display:flex;align-items:center;gap:12px}.nav-logo{width:40px;height:40px;border-radius:8px;box-shadow:0 2px 8px #0000004d}.header-text{flex:1;display:flex;flex-direction:column;justify-content:center;min-width:0}.header-title{font-size:15px;font-weight:700;margin:0;line-height:1.2;color:#fff}.header-subtitle{font-size:13px;color:var(--dj-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.code-badge{background:#ffffff1a;padding:6px 10px;border-radius:8px;font-family:monospace;font-weight:700;font-size:14px;color:var(--dj-accent);border:1px solid rgba(255,255,255,.05)}.search-container{padding:16px;position:sticky;top:70px;z-index:40;background:transparent}.search-input-wrapper{position:relative;display:flex;align-items:center;background:var(--dj-input-bg);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:0 12px;transition:all .2s ease}.search-input-wrapper:focus-within{background:var(--dj-input-focus);border-color:var(--dj-accent);box-shadow:0 0 0 2px #6ae3ff33}.search-icon{color:var(--dj-text-muted);min-width:20px}.search-input{flex:1;background:transparent;border:none;padding:12px;color:#fff;font-size:16px;outline:none}.request-list{padding:0 16px 80px;display:flex;flex-direction:column;gap:12px}.list-header{font-size:13px;color:var(--dj-text-muted);font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;margin-top:8px}.request-item{display:flex;align-items:center;padding:12px;background:var(--dj-card-bg);border:1px solid var(--dj-card-border);border-radius:16px;transition:transform .15s ease}.request-item:active{transform:scale(.98)}.artwork-thumb{width:52px;height:52px;border-radius:8px;object-fit:cover;background:#222;margin-right:14px;box-shadow:0 2px 8px #0000004d}.song-info{flex:1;min-width:0}.song-title{font-weight:600;font-size:16px;color:var(--dj-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}.song-artist{font-size:14px;color:var(--dj-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.song-note{font-size:12px;color:var(--dj-accent);margin-top:4px;font-style:italic;opacity:.9}.vote-controls{display:flex;align-items:center;gap:6px;margin-left:10px;background:#0003;padding:4px;border-radius:12px}.vote-count{min-width:24px;text-align:center;font-weight:700;font-size:15px;font-variant-numeric:tabular-nums}.vote-positive{color:var(--dj-success)!important}.vote-negative{color:var(--dj-danger)!important}.vote-neutral{color:var(--dj-text-muted)}.search-results{padding:0 16px 40px}.search-result-item{display:flex;align-items:center;padding:10px;border-radius:12px;cursor:pointer;transition:background .2s}.search-result-item:hover{background:#ffffff0d}.modal-overlay{position:fixed;inset:0;background:#000000b3;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease-out}.modal-content{width:100%;max-width:360px;background:#1c1c1e;border:1px solid var(--dj-card-border);border-radius:20px;padding:24px;box-shadow:0 20px 40px #00000080;animation:scaleIn .2s cubic-bezier(.175,.885,.32,1.275)}@keyframes scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.logo-img{width:80px;border-radius:18px;margin-bottom:24px;box-shadow:0 8px 20px #0006}.join-input{font-size:28px!important;text-align:center;letter-spacing:6px;font-weight:700;text-transform:uppercase;padding:20px!important;font-family:monospace;background:#ffffff14!important}.dj-input{width:100%;background:var(--dj-input-bg);border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;padding:12px;outline:none;transition:all .2s}.dj-input:focus{background:var(--dj-input-focus);border-color:var(--dj-accent);box-shadow:0 0 0 2px #6ae3ff33}.dj-btn{border:none;border-radius:12px;padding:14px 20px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.dj-btn-primary{background:linear-gradient(135deg,#007aff,#0056b3);color:#fff;box-shadow:0 4px 12px #007aff4d}.dj-btn-secondary{background:#ffffff1a;color:#fff}.dj-icon-btn{background:transparent;border:none;color:var(--dj-text-muted);padding:8px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.dj-icon-btn:hover{background:#ffffff1a;color:#fff}.dj-icon-btn:active{transform:scale(.9)}.loader-overlay{display:flex;flex-direction:column;items-align:center;justify-content:center;height:100vh;color:var(--dj-text-muted)}