.cd-scope{--cd-bronze:#cd7f32;--cd-bronze-deep:#8a5520;--cd-bronze-glow:rgba(205,127,50,.45);--cd-silver:silver;--cd-silver-deep:#6b7176;--cd-silver-glow:hsla(0,0%,75%,.55);--cd-gold:#d4a84a;--cd-gold-deep:#8a6d1f;--cd-gold-glow:rgba(212,168,74,.45);--cd-red:#c62828;--cd-red-glow:rgba(198,40,40,.45);--cd-green:#2e7d32;--cd-green-glow:rgba(46,125,50,.4);--cd-card-bg:#fff;--cd-card-bd:#e6e6e6}.cd-scope .cd-card{position:relative;background:var(--cd-card-bg);border-radius:16px;padding:1rem 1.25rem 1.25rem;box-shadow:0 1px 0 hsla(0,0%,100%,.85) inset,0 0 0 1px var(--cd-card-bd),0 18px 40px -22px rgba(0,0,0,.18);transition:box-shadow .25s ease,transform .25s ease,background .25s ease}.cd-scope .cd-card-head{display:flex;justify-content:space-between;align-items:center;font-family:JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#888;margin-bottom:.25rem}.cd-scope .cd-card-tag{font-weight:700;color:#555}.cd-scope .cd-card-meta{font-weight:500;color:#aaa}.cd-scope .cd-card-prompt{font-size:clamp(2.2rem,7vw,3.6rem);font-weight:800;text-align:center;margin:.6rem 0 .4rem;line-height:1.1;color:#111}.cd-scope .cd-card-prompt .accidental{font-size:.85em;margin-left:.05em}.cd-scope .cd-card-notes{text-align:center;font-size:.95rem;color:#666;margin:0 0 .5rem;font-weight:500}.cd-scope .cd-card-notes.revealed{color:#e65100;font-weight:700}.cd-scope .cd-card-status{text-align:center;font-size:.78rem;font-weight:600;min-height:22px;margin:.25rem 0 .5rem;color:#bbb}.cd-scope .cd-card-status.warn{color:#e65100}.cd-scope .cd-card-status.reveal,.cd-scope .cd-card-status.wrong{color:var(--cd-red)}.cd-scope .cd-card-visual{margin-top:.5rem}.cd-scope .cd-card.bronze{background:linear-gradient(180deg,#f8efe2,#f1dcb6);box-shadow:0 1px 0 hsla(0,0%,100%,.85) inset,0 0 0 1.5px var(--cd-bronze),0 18px 40px -20px rgba(120,80,30,.5),0 0 22px var(--cd-bronze-glow)}.cd-scope .cd-card.bronze .cd-card-tag{color:var(--cd-bronze-deep)}.cd-scope .cd-card.silver{background:linear-gradient(180deg,#f7f8fa,#e2e4e8);box-shadow:0 1px 0 hsla(0,0%,100%,.85) inset,0 0 0 1.5px var(--cd-silver),0 18px 40px -20px hsla(213,7%,51%,.45),0 0 22px var(--cd-silver-glow)}.cd-scope .cd-card.silver .cd-card-tag{color:var(--cd-silver-deep)}.cd-scope .cd-card.gold{background:linear-gradient(180deg,#fdf6e3,#f3e0a8);box-shadow:0 1px 0 hsla(0,0%,100%,.9) inset,0 0 0 1.5px var(--cd-gold),0 18px 40px -20px rgba(150,110,30,.55),0 0 28px var(--cd-gold-glow);animation:cd-gold-shimmer 3.2s ease-in-out infinite}.cd-scope .cd-card.gold .cd-card-tag{color:var(--cd-gold-deep)}.cd-scope .cd-card.missed{box-shadow:0 1px 0 hsla(0,0%,100%,.7) inset,0 0 0 2px var(--cd-red),0 18px 40px -20px rgba(198,40,40,.5),0 0 28px var(--cd-red-glow)}.cd-scope .cd-card.missed .cd-card-tag{color:var(--cd-red)}@keyframes cd-gold-shimmer{0%,to{box-shadow:0 1px 0 hsla(0,0%,100%,.9) inset,0 0 0 1.5px var(--cd-gold),0 18px 40px -20px rgba(150,110,30,.55),0 0 24px var(--cd-gold-glow)}50%{box-shadow:0 1px 0 hsla(0,0%,100%,.9) inset,0 0 0 1.5px var(--cd-gold),0 18px 40px -20px rgba(150,110,30,.55),0 0 38px var(--cd-gold-glow)}}.cd-scope .cd-tier-badge{display:inline-flex;align-items:center;gap:4px;margin-left:6px;padding:2px 6px;border-radius:4px;font-size:10px;letter-spacing:.1em}.cd-scope .cd-tier-badge.bronze{background:rgba(205,127,50,.18);color:var(--cd-bronze-deep)}.cd-scope .cd-tier-badge.silver{background:hsla(213,7%,51%,.18);color:var(--cd-silver-deep)}.cd-scope .cd-tier-badge.gold{background:rgba(212,168,74,.22);color:var(--cd-gold-deep)}.cd-scope .cd-tier-badge.missed{background:rgba(198,40,40,.15);color:var(--cd-red)}.cd-flash{position:fixed;inset:0;pointer-events:none;z-index:50;opacity:0;transition:opacity .18s ease}.cd-flash.show{opacity:1;animation:cd-flash-out .6s ease forwards}.cd-flash.unmedaled{background:radial-gradient(circle at center,rgba(46,125,50,.22),rgba(46,125,50,0) 60%)}.cd-flash.bronze{background:radial-gradient(circle at center,rgba(205,127,50,.32),rgba(205,127,50,0) 65%)}.cd-flash.silver{background:radial-gradient(circle at center,hsla(0,0%,75%,.32),hsla(0,0%,75%,0) 65%)}.cd-flash.gold{background:radial-gradient(circle at center,rgba(212,168,74,.45),rgba(212,168,74,0) 70%)}.cd-flash.wrong{background:radial-gradient(circle at center,rgba(198,40,40,.28),rgba(198,40,40,0) 65%)}@keyframes cd-flash-out{0%{opacity:1}60%{opacity:.85}to{opacity:0}}.cd-sparkle{position:absolute;width:12px;height:12px;border-radius:50%;background:var(--cd-gold);box-shadow:0 0 14px var(--cd-gold);pointer-events:none;animation:cd-sparkle 1.3s ease-out forwards}@keyframes cd-sparkle{0%{transform:scale(.2) translate(0);opacity:1}60%{transform:scale(1) translate(var(--dx,0),var(--dy,0));opacity:.9}to{transform:scale(.4) translate(calc(var(--dx,0) * 1.6),calc(var(--dy,0) * 1.6));opacity:0}}.cd-scope .cd-card.urgent{animation:cd-urgent .7s ease-in-out infinite}@keyframes cd-urgent{0%,to{box-shadow:inset 0 1px 0 hsla(0,0%,100%,.85),0 0 0 2px rgba(230,81,0,.55),0 0 22px rgba(230,81,0,.35)}50%{box-shadow:0 1px 0 hsla(0,0%,100%,.85) inset,0 0 0 2px var(--cd-red),0 0 30px var(--cd-red-glow)}}.cd-scope .cd-card.warning{box-shadow:inset 0 1px 0 hsla(0,0%,100%,.85),0 0 0 1.5px rgba(230,81,0,.45),0 18px 40px -20px rgba(230,81,0,.3),0 0 18px rgba(230,81,0,.25)}.cd-scope .cd-keyboard-no-labels .piano-widget-wrap .note-label{visibility:hidden}.cd-scope .cd-diff-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem}@media (min-width:640px){.cd-scope .cd-diff-grid{grid-template-columns:repeat(4,1fr)}}.cd-scope .cd-diff-btn{padding:.75rem .5rem;border-radius:10px;border:2px solid #e0e0e0;background:#fafafa;cursor:pointer;font-family:inherit;text-align:center;transition:all .15s ease}.cd-scope .cd-diff-btn.active{border-color:var(--cd-red);background:#fff1f1}.cd-scope .cd-diff-btn .name{font-size:.9rem;font-weight:700;color:#222;margin-bottom:.2rem}.cd-scope .cd-diff-btn.active .name{color:var(--cd-red)}.cd-scope .cd-diff-btn .desc{font-size:.7rem;color:#888;line-height:1.3}.cd-scope .cd-tier-row{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-bottom:1.25rem}.cd-scope .cd-tier-cell{background:#fafafa;border:1px solid #eee;border-radius:10px;padding:.7rem .5rem;text-align:center}.cd-scope .cd-tier-cell .num{font-size:1.4rem;font-weight:800;color:#111}.cd-scope .cd-tier-cell .label{font-size:.65rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#888;margin-top:.2rem}.cd-scope .cd-tier-cell.bronze{border-color:var(--cd-bronze);background:rgba(205,127,50,.06)}.cd-scope .cd-tier-cell.bronze .num{color:var(--cd-bronze-deep)}.cd-scope .cd-tier-cell.silver{border-color:var(--cd-silver);background:hsla(213,7%,51%,.06)}.cd-scope .cd-tier-cell.silver .num{color:var(--cd-silver-deep)}.cd-scope .cd-tier-cell.gold{border-color:var(--cd-gold);background:rgba(212,168,74,.08)}.cd-scope .cd-tier-cell.gold .num{color:var(--cd-gold-deep)}.cd-scope .cd-tier-cell.unmedaled .num{color:#555}.cd-scope .cd-card.hard-mode .cd-card-prompt{font-size:clamp(2.8rem,9vw,4.8rem);margin-top:1rem;margin-bottom:1.5rem}.cd-scope .cd-card .cd-card-notes-prompt{text-align:center;font-size:clamp(2.4rem,7vw,3.8rem);font-weight:800;color:#111;margin:1rem 0 1.5rem;letter-spacing:.02em;line-height:1.15}.cd-scope .cd-choice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.6rem;margin:.5rem 0 0}.cd-scope .cd-choice-btn{padding:.9rem .75rem;border-radius:10px;border:2px solid #e0e0e0;background:#fafafa;cursor:pointer;font-family:inherit;font-size:1rem;font-weight:700;color:#222;text-align:center;transition:all .15s ease;min-height:56px}.cd-scope .cd-choice-btn:hover:not(:disabled){border-color:var(--cd-red);background:#fff1f1}.cd-scope .cd-choice-btn:disabled{cursor:default}.cd-scope .cd-choice-btn.correct{background:#e8f5e9;border-color:var(--cd-green);color:var(--cd-green)}.cd-scope .cd-choice-btn.wrong{background:#ffebee;border-color:var(--cd-red);color:var(--cd-red)}.cd-scope .cd-choice-btn.muted{opacity:.45}.cd-scope .cd-variant-pill{gap:4px;padding:2px 8px;border-radius:4px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;background:rgba(198,40,40,.1);color:var(--cd-red)}.cd-scope .cd-replay-btn,.cd-scope .cd-variant-pill{display:inline-flex;align-items:center;font-weight:700}.cd-scope .cd-replay-btn{gap:6px;padding:.65rem 1.25rem;border-radius:8px;border:1.5px solid #ddd;background:#fafafa;cursor:pointer;font-family:inherit;font-size:.85rem;color:#555;transition:all .15s ease}.cd-scope .cd-replay-btn:hover:not(:disabled){border-color:var(--cd-red);color:var(--cd-red);background:#fff1f1}.cd-scope .cd-replay-btn:disabled{opacity:.5;cursor:default}.cd-scope .cd-diff-btn.locked{background:#f5f5f5;border-color:#e0e0e0;cursor:not-allowed;position:relative;opacity:.78}.cd-scope .cd-diff-btn.locked .name{color:#999}.cd-scope .cd-diff-btn.locked .desc{color:#aaa}.cd-scope .cd-diff-btn .lock{font-size:.85rem;margin-right:.25rem}.cd-scope .cd-diff-btn .unlock-prog{margin-top:.4rem;height:4px;background:#e8e8e8;border-radius:2px;overflow:hidden}.cd-scope .cd-diff-btn .unlock-prog>span{display:block;height:100%;background:linear-gradient(90deg,var(--cd-gold),#e8c66b);transition:width .3s ease}.cd-scope .cd-diff-btn .unlock-text{margin-top:.3rem;font-size:.62rem;color:#999;letter-spacing:.04em}.cd-scope .cd-unlock-banner{background:linear-gradient(180deg,#fdf6e3,#f3e0a8);border:1.5px solid var(--cd-gold);border-radius:12px;padding:1rem 1.25rem;margin-bottom:1.5rem;box-shadow:0 0 22px var(--cd-gold-glow);animation:cd-unlock-in .6s ease forwards}.cd-scope .cd-unlock-banner .title{font-size:.95rem;font-weight:800;color:var(--cd-gold-deep);margin-bottom:.3rem;letter-spacing:.02em}.cd-scope .cd-unlock-banner .sub{font-size:.8rem;color:#5a4818;margin-bottom:.5rem}.cd-scope .cd-unlock-banner .items{display:flex;flex-wrap:wrap;gap:.4rem}.cd-scope .cd-unlock-banner .item{padding:.25rem .55rem;border-radius:4px;background:rgba(212,168,74,.2);font-size:.7rem;font-weight:700;color:var(--cd-gold-deep);animation:cd-unlock-item-in .5s ease both}@keyframes cd-unlock-in{0%{transform:translateY(-8px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes cd-unlock-item-in{0%{transform:translateY(6px) scale(.85);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.cd-scope .cd-variant-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.4rem;margin-top:.5rem}@media (min-width:640px){.cd-scope .cd-variant-grid{grid-template-columns:repeat(5,1fr)}}.cd-scope .cd-variant-btn{padding:.55rem .4rem;border-radius:6px;border:1.5px solid #e0e0e0;background:#fafafa;cursor:pointer;font-family:inherit;text-align:center;font-size:.72rem;font-weight:700;color:#555;transition:all .15s ease}.cd-scope .cd-variant-btn.active{border-color:var(--cd-red);background:#fff1f1;color:var(--cd-red)}.cd-scope .cd-variant-btn .sub{display:block;font-size:.6rem;color:#888;font-weight:500;margin-top:.15rem}.cd-scope .cd-variant-btn.active .sub{color:var(--cd-red)}