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multiplier-up{0%{opacity:0;transform:scale(.4)}50%{opacity:1;transform:scale(1.35);box-shadow:0 0 18px #ffa046e6}to{transform:scale(1)}}@keyframes multiplier-lost{0%{opacity:1;transform:none}25%{opacity:1;filter:grayscale();transform:rotate(-12deg)translateY(-2px)}to{opacity:0;filter:grayscale();transform:rotate(-28deg)translateY(16px)scale(.8)}}.score-value{letter-spacing:.01em;font-variant-numeric:tabular-nums;font-size:1.1rem;font-weight:750;line-height:1}.score-shine{pointer-events:none;background:linear-gradient(100deg,#0000 35%,#ffffff29 50%,#0000 65%);position:absolute;inset:0;transform:translate(-120%)}@media (width<=380px){.score-delta{left:46px}}.score-body.bump{animation:.45s cubic-bezier(.3,1.6,.5,1) score-bump}.score-body.bump.best{animation:.45s cubic-bezier(.3,1.6,.5,1) score-bump,.9s ease-out score-glow}.score-body.bump.failed{animation:.35s ease-out score-dip}.score-body.bump:not(.failed) .score-shine{animation:.8s ease-in-out .1s both score-shine}@keyframes score-bump{40%{transform:scale(1.03)}}@keyframes score-dip{40%{transform:scale(.97)}}@keyframes score-glow{0%{box-shadow:var(--score-shadow), 0 0 0 0 #4a80f0b3}to{box-shadow:var(--score-shadow), 0 0 0 14px #4a80f000}}@keyframes score-shine{to{transform:translate(120%)}}.score-delta{z-index:2;color:#fff;font-variant-numeric:tabular-nums;pointer-events:none;border-radius:999px;padding:2px 9px;font-size:.9rem;font-weight:800;animation:1.6s ease-out both delta-rise;position:absolute;top:50%;left:104px;box-shadow:0 2px 8px #10182840}.score-delta.brilliant{background:#0d8f86}.score-delta.best{background:#1d4fb8}.score-delta.solved{background:var(--good)}.score-delta.improved{color:#12391f;background:#a8dcb9}.score-delta.failed{background:var(--critical)}@keyframes 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14px}.review-toggle:hover:not(:disabled){background:var(--surface-2)}.review-toggle.improved{background:var(--good-bg);--tone:var(--good)}.review-toggle.different_mistake{background:var(--warning-bg);--tone:var(--warning)}.review-toggle.same_mistake{background:var(--critical-bg);--tone:var(--critical)}.review-toggle.open{background:var(--surface);--tone:var(--text);justify-content:center}.review-toggle .verdict-icon{width:24px;height:24px;font-size:.85rem}.review-toggle-title{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--tone);overflow:hidden}.review-toggle-points{font-variant-numeric:tabular-nums;font-weight:800}.review-toggle-more,.review-toggle-back{color:var(--text-2);align-items:center;gap:4px;font-size:.875rem;font-weight:700;display:inline-flex}.review-toggle-more{margin-left:auto}.review-toggle 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var(--border);grid-template-columns:22px 1fr auto 52px;align-items:center;gap:8px;min-height:35px;padding:6px 0;font-size:.85rem;display:grid}.compare-label{color:var(--text-2)}.compare-move{text-align:right;font-weight:700}.compare-eval{font-variant-numeric:tabular-nums;text-align:right;font-weight:700}.arrow-key{border-radius:5px;width:22px;height:10px}.arrow-key.blue{background:var(--arrow-blue)}.arrow-key.red{background:var(--arrow-red)}.arrow-key.try1{background:var(--arrow-try1);box-shadow:0 0 0 1px #ffffff4d}.arrow-key.try2{background:var(--arrow-try2)}.arrow-key.try3{background:var(--arrow-try3)}.hero-card{text-align:center;background:linear-gradient(160deg, var(--accent-soft), var(--surface) 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li:last-child{border-bottom:none}.list-value{color:var(--text-2);white-space:nowrap;font-size:.85rem;font-weight:600}.board-wrap .cg-wrap coords{opacity:1;font-family:inherit;font-size:clamp(7px,3.2cqw,20px);font-weight:700}.board-wrap .cg-wrap coords.ranks{width:auto;height:100%;top:0;left:0}.board-wrap .cg-wrap coords.ranks coord{flex:1 1 0;padding:.2em 0 0 .25em;line-height:1;transform:none}.board-wrap .cg-wrap coords.files{height:auto;bottom:0;left:0}.board-wrap .cg-wrap coords.files coord{text-align:right;flex:1 1 0;padding:0 .25em .2em 0;line-height:1}.board-wrap .orientation-white .ranks :nth-child(odd),.board-wrap .orientation-white .files :nth-child(odd),.board-wrap .orientation-black .ranks :nth-child(2n),.board-wrap .orientation-black .files :nth-child(2n){color:#f0d9b5}.board-wrap .orientation-white .ranks :nth-child(2n),.board-wrap .orientation-white .files :nth-child(2n),.board-wrap .orientation-black .ranks :nth-child(odd),.board-wrap .orientation-black .files :nth-child(odd){color:#8c6844}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}button.small{border-radius:999px;min-height:36px;padding:0 14px;font-size:.85rem}.segmented.wrap{grid-template-columns:repeat(auto-fill,minmax(64px,1fr));grid-auto-flow:row}.session-progress{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);flex-direction:column;flex:none;gap:6px;padding:8px 12px;display:flex}.session-progress-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.session-progress-text strong{font-size:.95rem}.segments{gap:3px;margin:0;padding:0;list-style:none;display:flex}.segment{background:var(--surface-3);border-radius:999px;flex:1;height:6px;position:relative;overflow:hidden}.segment.here.best,.segment.here.solved{transform-origin:0;animation:.5s cubic-bezier(.2,.8,.2,1) both segment-fill}.segment.here.best:after,.segment.here.solved:after{content:"";background:linear-gradient(90deg,#0000,#ffffffbf,#0000);animation:.9s ease-in-out .35s both segment-shine;position:absolute;inset:0;transform:translate(-100%)}@keyframes segment-fill{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes segment-shine{to{transform:translate(100%)}}@media (prefers-reduced-motion:reduce){.segment.here.best,.segment.here.solved,.segment.here.best:after,.segment.here.solved:after{animation:none}}.segment.solved{background:var(--good)}.segment.best{background:var(--arrow-blue)}.segment.improved{background:var(--good);opacity:.4}.segment.hinted{background:var(--warning);opacity:.8}.segment.failed{background:var(--critical);opacity:.75}.segment.skipped{background:var(--text-muted);opacity:.5}.segment.current{background:var(--surface-3);box-shadow:inset 0 0 0 2px var(--accent)}.callout.hint{border-left-color:#e0b100}.tries-left{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:.8rem;font-weight:600;overflow:hidden}.board-row{flex-direction:column;gap:2px;min-width:0;display:flex}.board-row-title{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.board-row-status{color:var(--text-muted);align-items:center;gap:6px;font-size:.8rem;font-weight:600;display:flex}.board-row-status.solved{color:var(--good)}.board-row-status.failed{color:var(--critical)}.board-row-status.hinted,.hint-part,.hint-cost{color:var(--warning)}.list-pawns{color:var(--text-muted);text-align:right;font-size:.75rem;font-weight:600;display:block}.retry-card{flex-direction:row;align-items:center;gap:14px}.retry-card p{color:var(--text-2);flex:1;margin:0;font-size:.95rem;font-weight:600}.retry-card strong{color:var(--text);font-size:1.05rem}.retry-card button{flex:none}@media (width<=480px){.retry-card{flex-direction:column;align-items:stretch}}.hero-pawns{color:var(--text-2);align-items:center;gap:6px;margin-top:10px;font-size:1rem;font-weight:600;display:inline-flex}.hero-pawns svg{width:18px;height:18px}.hero-pawns strong{color:var(--text)}.hero-best{color:var(--brand);align-items:center;gap:6px;font-size:.95rem;font-weight:650;display:inline-flex}.hero-best svg{width:18px;height:18px}.record-overlay{z-index:50;background:color-mix(in srgb, var(--surface) 55%, transparent);place-items:center;padding:16px;animation:3.4s forwards record-overlay;display:grid;position:fixed;inset:0}.record-burst{text-align:center;color:var(--brand);flex-direction:column;align-items:center;gap:6px;animation:.8s cubic-bezier(.3,1.5,.5,1) both record-pop;display:flex;position:relative}.record-trophy{background:var(--brand);width:96px;height:96px;color:var(--surface);box-shadow:0 0 40px color-mix(in srgb, var(--brand) 60%, transparent);border-radius:50%;place-items:center;animation:.9s cubic-bezier(.3,1.6,.5,1) .25s both record-trophy;display:grid}.record-trophy svg{width:56px;height:56px}.record-title{text-shadow:0 0 24px color-mix(in srgb, var(--brand) 55%, transparent), 0 2px 0 var(--surface);font-size:clamp(2.2rem,10vw,4rem);font-weight:900;line-height:1.05}.record-overlay.pawns .record-burst{color:var(--accent-ink)}.record-overlay.pawns .record-trophy{background:var(--accent);box-shadow:0 0 40px color-mix(in srgb, var(--accent) 60%, transparent)}.record-overlay.pawns .record-title{text-shadow:0 0 24px color-mix(in srgb, var(--accent) 55%, transparent), 0 2px 0 var(--surface)}.record-overlay.pawns .record-score{color:var(--text)}.record-score{font-variant-numeric:tabular-nums;color:var(--accent-ink);text-shadow:0 0 16px var(--surface);font-size:2rem;font-weight:800}.confetti{pointer-events:none;position:absolute;inset:0;overflow:hidden}.confetti-piece{width:var(--w);height:calc(var(--w) * 1.6);opacity:0;animation:confetti-fall var(--fall) cubic-bezier(.25, .4, .6, 1) var(--delay) forwards;border-radius:2px;position:absolute;top:-20px}.confetti-piece.round{height:var(--w);border-radius:50%}@keyframes record-overlay{0%{opacity:0}8%,78%{opacity:1}to{opacity:0}}@keyframes record-pop{0%{opacity:0;transform:scale(.6)}}@keyframes record-trophy{0%{transform:scale(0)rotate(-25deg)}}@keyframes confetti-fall{0%{opacity:1;transform:translate(0)rotate(0)}85%{opacity:1}to{opacity:0;transform:translate(var(--drift), 105vh) rotate(var(--spin))}}@media (prefers-reduced-motion:reduce){.record-burst,.record-trophy{animation:none}.confetti{display:none}}.hero-record{flex-direction:column;align-items:center;gap:4px;margin-bottom:2px;display:flex}.pawns-record{background:var(--accent-soft);color:var(--accent-ink);border-radius:999px;margin-left:4px;padding:2px 9px;font-size:.8rem;font-weight:750;animation:.5s cubic-bezier(.3,1.5,.5,1) both record-pop}@media 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