.rhythm-page{max-width:1240px;margin:0 auto;padding:34px clamp(20px,4vw,52px) 80px}.rhythm-page button,.rhythm-page input,.rhythm-page select{font:inherit}.rhythm-page button,.rhythm-page a{-webkit-tap-highlight-color:transparent}.rhythm-page button:focus-visible,.rhythm-page a:focus-visible,.rhythm-stage button:focus-visible{outline:2px solid var(--brand-strong);outline-offset:4px}.rhythm-page button:disabled{cursor:not-allowed;opacity:.55}.rhythm-topline{color:var(--text-soft);justify-content:space-between;align-items:center;font-size:.72rem;display:flex}.rhythm-topline a{align-items:center;gap:8px;text-decoration:none;display:inline-flex}.rhythm-topline>span{border:1px solid var(--brand-line);border-radius:var(--radius-pill);padding:6px 10px}.rhythm-eyebrow{letter-spacing:.17em;text-transform:uppercase;color:var(--text-soft);margin:0 0 16px;font-size:.66rem;font-weight:700}.rhythm-heading{justify-content:space-between;align-items:center;gap:24px;margin:36px 0 40px;display:flex}.rhythm-heading h1{letter-spacing:-.075em;margin:0;font-size:clamp(3rem,6vw,5.1rem);font-weight:550;line-height:1}.rhythm-heading h1 em{letter-spacing:-.065em;font-family:Georgia,serif;font-weight:400}.rhythm-heading__dot{color:var(--brand-strong)}.rhythm-heading p:last-child{color:var(--text-soft);margin:18px 0 0;font-size:.95rem}.rhythm-heading__signature{letter-spacing:-.04em;color:var(--brand);align-items:center;gap:3px;padding:0 12px;font-size:52px;font-weight:200;display:flex;transform:rotate(-8deg)}.rhythm-heading__signature svg{width:37px;height:37px;margin-left:15px}.rhythm-layout{border:1px solid var(--border);border-radius:var(--radius-2xl);background:var(--surface);grid-template-columns:minmax(0,1fr) minmax(0,1fr);display:grid;overflow:hidden}.rhythm-library{flex-direction:column;min-width:0;padding:26px 22px 18px;display:flex}.rhythm-section-title{justify-content:space-between;align-items:center;gap:15px;display:flex}.rhythm-section-title h2{letter-spacing:-.025em;align-items:center;gap:12px;margin:0;font-size:1rem;font-weight:650;display:flex}.rhythm-section-title>span{color:var(--text-soft);font-size:.7rem}.rhythm-search{background:var(--paper);border-radius:var(--radius-md);color:var(--text-soft);border:1px solid #0000;align-items:center;gap:10px;margin-top:22px;padding:0 12px;display:flex}.rhythm-search:focus-within{border-color:var(--brand-strong)}.rhythm-search input{width:100%;min-width:0;height:45px;color:var(--text);background:0 0;border:0;outline:none;font-size:.82rem}.rhythm-search button{color:inherit;cursor:pointer;background:0 0;border:0;padding:10px 0 10px 6px}.rhythm-filter{scrollbar-width:thin;gap:4px;margin:17px 0;padding:3px;display:flex;overflow-x:auto}.rhythm-filter button{white-space:nowrap;color:var(--text-soft);border-radius:var(--radius-pill);cursor:pointer;background:0 0;border:0;padding:9px 13px;font-size:.72rem}.rhythm-filter button[aria-pressed=true]{background:var(--brand-soft);color:var(--text);font-weight:650}.rhythm-tracklist{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--brand-line) transparent;height:573px;margin:0 -4px;padding:4px;overflow-y:auto}.rhythm-track{text-align:left;border-radius:var(--radius-md);width:100%;color:var(--text);cursor:pointer;transition:var(--control-transition);background:0 0;border:1px solid #0000;align-items:center;gap:12px;margin:2px 0;padding:12px 10px;display:flex}.rhythm-track:hover{background:var(--paper)}.rhythm-track.is-selected{background:color-mix(in srgb, var(--brand-soft) 60%, var(--surface));border-color:var(--brand-line)}.rhythm-track.is-selected>svg{color:var(--brand-strong)}.rhythm-track__number{color:var(--text-soft);font-variant-numeric:tabular-nums;flex:0 0 16px;font-size:.64rem}.rhythm-track__copy{flex-direction:column;flex:1;gap:5px;min-width:0;display:flex}.rhythm-track__copy strong{text-overflow:ellipsis;white-space:nowrap;font-size:.82rem;font-weight:600;overflow:hidden}.rhythm-track__copy small{color:var(--text-soft);text-overflow:ellipsis;white-space:nowrap;font-size:.65rem;overflow:hidden}.rhythm-track__pending{color:var(--text-soft)}.rhythm-cover{border-radius:var(--radius-xs);background:var(--brand-soft);width:48px;height:48px;color:var(--brand-strong);flex-direction:column;flex:0 0 48px;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.rhythm-cover img{object-fit:cover}.rhythm-cover>span{display:none}.rhythm-cover--hero{z-index:2;border-radius:3px;flex:none;width:240px;height:240px;transform:rotate(-7deg);box-shadow:0 18px 30px #0003}.rhythm-cover--hero>svg{stroke-width:.65px;width:90px;height:90px}.rhythm-cover--hero>span{letter-spacing:.22em;margin-top:18px;font-size:.7rem;display:block}.rhythm-library__note{color:var(--text-soft);align-items:flex-start;gap:7px;margin:17px 5px 0;font-size:.67rem;line-height:1.65;display:flex}.rhythm-library__note>span{background:var(--brand-strong);border-radius:50%;flex:0 0 5px;width:5px;height:5px;margin-top:6px}.rhythm-spotlight{border-left:1px solid var(--border);background:linear-gradient(160deg, var(--surface-soft), var(--surface) 63%);min-width:0;padding:24px 32px 20px}.rhythm-record-scene{isolation:isolate;place-content:center;height:286px;padding-right:55px;display:grid;position:relative}.rhythm-record-scene__glow{z-index:-1;background:radial-gradient(ellipse, color-mix(in srgb, var(--brand) 28%, transparent), transparent 70%);position:absolute;inset:0}.rhythm-vinyl{background:repeating-radial-gradient(circle,#19191e 0 2px,#303036 3px,#17171b 4px 6px);border-radius:50%;place-items:center;width:234px;height:234px;display:grid;position:absolute;top:26px;left:calc(50% - 47px);box-shadow:8px 14px 24px #0002}.rhythm-vinyl span{color:#28242a;background:#df8eb2;border:24px solid #df8eb2;border-radius:50%;font-size:.8rem}.rhythm-record-scene__caption{color:var(--text-soft);letter-spacing:.16em;font-size:.54rem;position:absolute;bottom:3px;left:0}.rhythm-record-scene__sticker{z-index:3;background:var(--surface);color:var(--text);border:1px solid var(--brand-line);border-radius:var(--radius-pill);letter-spacing:.08em;box-shadow:0 3px 10px var(--shadow);align-items:center;gap:6px;padding:9px 12px;font-size:.55rem;display:flex;position:absolute;bottom:24px;right:-6px;transform:rotate(7deg)}.rhythm-song-title{margin:17px 0 25px}.rhythm-song-title>p{letter-spacing:.07em;text-transform:uppercase;color:var(--text-soft);margin:0 0 7px;font-size:.62rem}.rhythm-song-title>p span{color:var(--brand-strong);margin:0 6px}.rhythm-song-title h2{letter-spacing:-.055em;overflow-wrap:anywhere;margin:0 0 10px;font-size:clamp(1.8rem,3vw,2.4rem);font-weight:550;line-height:1.1}.rhythm-song-title a{color:var(--text-soft);align-items:center;gap:5px;font-size:.66rem;text-decoration:none;display:inline-flex}.rhythm-modes,.rhythm-difficulty{border:0;min-width:0;margin:0 0 17px;padding:0}.rhythm-modes legend,.rhythm-difficulty legend{margin-bottom:10px;padding:0;font-size:.68rem;font-weight:650}.rhythm-modes>div{grid-template-columns:1fr 1fr;gap:9px;display:grid}.rhythm-modes button{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);color:var(--text-soft);cursor:pointer;text-align:left;padding:13px 12px}.rhythm-modes button>span{color:var(--text);align-items:center;gap:9px;font-size:.83rem;font-weight:600;display:flex}.rhythm-modes button>small{margin-top:7px;font-size:.62rem;line-height:1.55;display:block}.rhythm-modes button[aria-pressed=true]{border-color:var(--brand-strong);background:color-mix(in srgb, var(--brand-soft) 25%, var(--surface));box-shadow:inset 0 0 0 .5px var(--brand-strong)}.rhythm-modes button[aria-pressed=true] 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0;font-size:.62rem}.rhythm-play-row{align-items:stretch;gap:10px;display:flex}.rhythm-play{background:var(--brand-strong);color:#fff;border-radius:var(--radius-md);cursor:pointer;min-height:51px;transition:var(--control-transition);border:0;justify-content:center;align-items:center;gap:12px;padding:13px 21px;font-size:.86rem;font-weight:600;display:inline-flex}.rhythm-play:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-1px)}.rhythm-play-row>.rhythm-play{flex:1}.rhythm-play-row>.rhythm-play>svg:last-child{margin-left:auto}.rhythm-settings-button{color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;flex-shrink:0;width:51px}.rhythm-unlimited{color:var(--text-soft);justify-content:center;align-items:center;gap:8px;margin:12px 0 0;font-size:.58rem;display:flex}.rhythm-board{border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--surface);margin-top:35px;padding:26px}.rhythm-board .rhythm-eyebrow{margin-bottom:11px;font-size:.55rem}.rhythm-board .rhythm-section-title>span{text-align:right;max-width:230px;line-height:1.6}.rhythm-board__empty{background:var(--paper);border:1px dashed var(--border);border-radius:var(--radius-md);align-items:center;gap:18px;margin-top:23px;padding:27px;display:flex}.rhythm-board__empty>span{color:var(--brand-strong);background:var(--brand-soft);border-radius:50%;flex-shrink:0;place-items:center;width:56px;height:56px;display:grid}.rhythm-board__empty h3{margin:0 0 7px;font-size:.88rem;font-weight:600}.rhythm-board__empty p{color:var(--text-soft);max-width:600px;margin:0;font-size:.76rem;line-height:1.7}.rhythm-board__table{border:1px solid var(--border);border-radius:var(--radius-md);margin-top:22px;overflow:hidden}.rhythm-board__row{border-top:1px solid var(--border);font-variant-numeric:tabular-nums;grid-template-columns:62px minmax(0,1fr) minmax(100px,.55fr) minmax(82px,.42fr);align-items:center;gap:14px;min-height:52px;padding:10px 16px;font-size:.76rem;display:grid}.rhythm-board__row:first-child{border-top:0}.rhythm-board__row>:nth-child(n+3){text-align:right}.rhythm-board__row>span:nth-child(2){text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rhythm-board__head{background:var(--paper);min-height:40px;color:var(--text-soft);letter-spacing:.08em;text-transform:uppercase;font-size:.62rem;font-weight:650}.rhythm-board__row.is-viewer{background:color-mix(in srgb, var(--brand-soft) 55%, var(--surface))}.rhythm-board__row.is-viewer>strong{color:var(--brand-strong)}.rhythm-board__viewer{border-left:3px solid var(--brand-strong);color:var(--text-soft);font-variant-numeric:tabular-nums;margin:12px 4px 0;padding:7px 11px;font-size:.72rem}.rhythm-help{border-bottom:1px solid var(--border);margin-top:20px;padding:20px 7px;font-size:.78rem}.rhythm-help summary{cursor:pointer;font-weight:600}.rhythm-help summary>span{float:right}.rhythm-help 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span{margin-top:10px;display:block}.rhythm-fallback{color:var(--text-soft);font-size:.75rem}.arcade-page{padding-top:45px}.arcade-intro{color:var(--text-soft);max-width:520px;margin-bottom:36px;line-height:1.8}.arcade-feature{border:1px solid var(--brand-line);border-radius:var(--radius-2xl);background:radial-gradient(ellipse at 80% 30%, var(--brand-soft), transparent 60%), var(--surface);color:var(--text);justify-content:space-between;align-items:center;min-height:380px;padding:48px;text-decoration:none;display:flex;position:relative;overflow:hidden}.arcade-feature h2{letter-spacing:-.07em;margin:23px 0;font-size:clamp(3.5rem,8vw,6.8rem);font-weight:500;line-height:.95}.arcade-feature h2 em{font-family:Georgia,serif;font-weight:400}.arcade-feature p{color:var(--text-soft)}.arcade-feature__cta{border-bottom:1px solid var(--brand-strong);align-items:center;gap:18px;margin-top:12px;padding:14px 0 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span{color:#c6c1c7;text-transform:uppercase;letter-spacing:.1em;font-size:.65rem}.rhythm-stage__encore{letter-spacing:.2em;text-align:center;color:#c6c1c7;background:#18181c;flex-shrink:0;height:32px;padding:9px;font-size:.62rem}.rhythm-stage__encore[data-encore=true]{color:#f0d898;background:linear-gradient(90deg,#18181c,#442c38,#18181c)}.rhythm-stage__play-area{background:radial-gradient(at 50% 80%,#442c3840,#0000 65%),#111114}.rhythm-stage__judgement{text-transform:uppercase;letter-spacing:.13em;text-shadow:0 2px 15px #111114;font-weight:800}.rhythm-stage__judgement[data-judgement=perfect]{color:#df8eb2}.rhythm-stage__judgement[data-judgement=great]{color:#f5f3f5}.rhythm-stage__judgement[data-judgement=good]{color:#ecc37a}.rhythm-stage__judgement[data-judgement=miss]{color:#f3a1a1}.rhythm-stage__pads{padding-bottom:env(safe-area-inset-bottom);background:#18181c;border-top:2px solid #df8eb2}.rhythm-stage__pad{appearance:none;color:#df8eb2;font:inherit;touch-action:none;-webkit-user-select:none;user-select:none;cursor:pointer;background:#1e1e23;border:0;border-right:1px solid #34343b;min-height:72px;font-size:.85rem}.rhythm-stage__pad:active{background:#442c38}.rhythm-stage__overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#111114cf}.rhythm-stage__panel{background:#1e1e23;border:1px solid #34343b;border-radius:24px;padding:32px;box-shadow:0 30px 100px #0006}.rhythm-stage__panel h2{letter-spacing:-.05em;font-size:1.8rem;font-weight:500}.rhythm-stage__panel p{color:#c6c1c7;font-size:.85rem;line-height:1.7}@media (max-width:800px){.rhythm-page{padding-inline:20px}.rhythm-layout{grid-template-columns:1fr}.rhythm-spotlight{border-left:0;border-bottom:1px solid var(--border);grid-row:1;padding:22px}.rhythm-record-scene{height:260px}.rhythm-cover--hero{width:210px;height:210px}.rhythm-vinyl{width:208px;height:208px}.rhythm-tracklist{height:390px}.rhythm-library{padding:25px 18px}.rhythm-heading{margin:30px 0}.rhythm-heading__signature{display:none}.rhythm-board{padding:22px}.rhythm-board .rhythm-section-title{align-items:flex-start}.rhythm-board .rhythm-section-title>span{display:none}.rhythm-board__empty{gap:13px;padding:18px}.rhythm-board__empty>span{width:42px;height:42px}.rhythm-board__empty h3{font-size:.8rem}.rhythm-board__empty p{font-size:.72rem}.arcade-feature{padding:28px}.arcade-feature__art{opacity:.6}.arcade-future{grid-template-columns:1fr}.rhythm-result{padding:24px 18px}.rhythm-result__footer{flex-wrap:wrap}}@media (max-width:380px){.rhythm-page{padding-inline:12px}.rhythm-spotlight{padding-inline:16px}.rhythm-unlimited{gap:5px;font-size:.52rem}.rhythm-modes button{padding:11px 8px}.rhythm-heading 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