.rhythm-shell{--rhythm-accent:#ef5350;--rhythm-accent-sub:#42a5f5;--rhythm-bg-top:#2b1c4e;--rhythm-bg-bottom:#1a1a2e;background:linear-gradient(180deg, var(--rhythm-bg-top) 0%, var(--rhythm-bg-bottom) 100%);flex-direction:column;min-height:calc(100vh - 65px);padding:1rem 1.25rem 1.5rem;transition:background .6s;display:flex}.rhythm-shell .rhythm-card{outline:none;flex-direction:column;flex:auto;gap:.75rem;padding:1rem 1.25rem;display:flex}.rhythm-select,.rhythm-difficulty-pane{flex-direction:column;gap:1rem;width:100%;max-width:980px;margin:0 auto;display:flex}.rhythm-select-header h1{align-items:center;gap:.6rem;margin:0 0 .3rem;font-family:Kiwi Maru,serif;font-size:1.6rem;display:flex}.rhythm-select-note{background:linear-gradient(135deg, var(--rhythm-accent), var(--rhythm-accent-sub));color:#fff;border:3px solid #1a1a1a;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.3rem;display:inline-flex}.rhythm-select-header p{color:#555;margin:0;font-size:.95rem}.rhythm-song-grid{grid-template-columns:repeat(auto-fill,minmax(216px,1fr));gap:.85rem;display:grid}.rhythm-song-select-card{--song-accent:#ef5350;--song-accent-sub:#42a5f5;border-radius:var(--neo-radius,16px);border:3px solid #1a1a1a;border-top:8px solid var(--song-accent);box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a);text-align:left;cursor:pointer;background:#fff;flex-direction:column;align-items:stretch;gap:.4rem;padding:.9rem 1rem;font-family:inherit;transition:transform .12s,box-shadow .12s;display:flex}.rhythm-song-select-card:hover{transform:translate(-2px,-2px)rotate(-.4deg);box-shadow:8px 8px #1a1a1a}.rhythm-song-select-card:active{transform:translate(2px,2px);box-shadow:3px 3px #1a1a1a}.rhythm-song-select-card .song-card-head{justify-content:space-between;align-items:center;display:flex}.rhythm-song-select-card .song-card-icon{background:linear-gradient(135deg, var(--song-accent), var(--song-accent-sub));color:#fff;border:2px solid #1a1a1a;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:1rem;display:inline-flex}.rhythm-song-select-card .song-card-genre{background:var(--song-accent-sub);color:#fff;text-shadow:0 1px #00000040;border:2px solid #1a1a1a;border-radius:999px;padding:.12rem .6rem;font-size:.74rem;font-weight:700}.rhythm-song-select-card h2{margin:0;font-family:Kiwi Maru,serif;font-size:1.18rem}.rhythm-song-select-card .song-card-desc{color:#666;min-height:2.4em;margin:0;font-size:.8rem;line-height:1.5}.rhythm-song-select-card .song-card-meta{color:#444;flex-wrap:wrap;gap:.3rem .7rem;font-size:.78rem;font-weight:700;display:flex}.rhythm-song-card{border:var(--neo-border,3px solid #1a1a1a);border-radius:var(--neo-radius,16px);border-top:10px solid var(--rhythm-accent);box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a);background:linear-gradient(135deg,#fff 0%,#fef6ff 100%);flex-wrap:wrap;align-items:center;gap:1rem;padding:1.1rem 1.3rem;display:flex}.rhythm-song-icon{background:var(--rhythm-accent);color:#fff;border:3px solid #1a1a1a;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;font-size:1.8rem;display:flex}.rhythm-song-meta h1{margin:0 0 .2rem;font-family:Kiwi Maru,serif;font-size:1.55rem}.rhythm-song-meta p{color:#555;margin:0;font-size:.92rem}.rhythm-difficulty-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.85rem;display:grid}.rhythm-difficulty-button{border:var(--neo-border,3px solid #1a1a1a);border-radius:var(--neo-radius,16px);box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a);text-align:left;cursor:pointer;background:#fff;flex-direction:column;align-items:flex-start;gap:.3rem;padding:.95rem 1.05rem;font-family:inherit;transition:transform .12s,box-shadow .12s;display:flex}.rhythm-difficulty-button:hover{transform:translate(-2px,-2px);box-shadow:8px 8px #1a1a1a}.rhythm-difficulty-button:active{transform:translate(2px,2px);box-shadow:3px 3px #1a1a1a}.rhythm-difficulty-button .difficulty-name{font-family:Kiwi Maru,serif;font-size:1.25rem;font-weight:700}.rhythm-difficulty-button .difficulty-stars{color:#f39c12;letter-spacing:.1em;font-size:.95rem}.rhythm-difficulty-button .difficulty-notes{color:#666;font-size:.82rem}.rhythm-difficulty-button[data-difficulty=easy]{background:#e8f5e9}.rhythm-difficulty-button[data-difficulty=normal]{background:#e3f2fd}.rhythm-difficulty-button[data-difficulty=hard]{background:#fff3e0}.rhythm-difficulty-button[data-difficulty=oni]{background:#fce4ec}.rhythm-select-actions{justify-content:flex-start;gap:.6rem;display:flex}.rhythm-play{flex-direction:column;gap:.6rem;min-height:0;display:flex}.rhythm-play-grid{grid-template-columns:190px minmax(0,1400px);justify-content:start;align-items:start;gap:.75rem;display:grid}.rhythm-gameplay-column{flex-direction:column;gap:.6rem;min-width:0;display:flex}.rhythm-info-column{border:var(--neo-border,3px solid #1a1a1a);border-radius:var(--neo-radius,16px);min-width:0;max-width:240px;box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a);background:#fff;flex-direction:column;gap:.75rem;padding:.85rem;display:flex;overflow-y:auto}.rhythm-info-column .neo-card-header{border-bottom:2px solid #f0f0f0;flex-direction:column;gap:.6rem;margin-bottom:.3rem;padding-bottom:.8rem;display:flex}.rhythm-info-column .neo-card-header>div{flex-direction:column;align-items:flex-start;gap:.5rem;display:flex}.rhythm-info-column .section-label{box-shadow:none;letter-spacing:normal;text-transform:none;color:#1a1a1a;background:0 0;border:0;padding:0;font-family:Kiwi Maru,serif;font-size:1.05rem;font-weight:900;line-height:1.3;display:block;transform:none}.rhythm-info-column .rhythm-difficulty-badge{background:#ffe082;border:2px solid #1a1a1a;border-radius:999px;padding:.15rem .7rem;font-size:.82rem;font-weight:700}.rhythm-info-column .btn-ultra{width:fit-content}.rhythm-info-column .typing-stats{flex-direction:column;gap:.5rem;margin:0;display:flex}.rhythm-info-column .typing-stats .stat-item{background:#fff;border:1px solid #eee;border-radius:8px;justify-content:space-between;align-items:center;padding:.5rem;display:flex}.rhythm-info-column .typing-stats .stat-label{color:#666;margin:0;font-size:.8rem;font-weight:850}.rhythm-info-column .typing-stats .stat-value{color:#333;font-variant-numeric:tabular-nums;margin:0;font-size:1.4rem;font-weight:900}.rhythm-info-column #rhythm-hud-score{color:var(--neo-primary,#5b8dee)}.rhythm-info-column #rhythm-hud-combo{color:var(--neo-accent,#f39c12)}.rhythm-info-column #rhythm-hud-miss{color:#e74c3c}.rhythm-info-column #rhythm-hud-perfect{color:#f9a825}.rhythm-info-column #rhythm-hud-good{color:#26a69a}.rhythm-info-column .clear-conditions{background:#f5f3ff;border-radius:8px;padding:.75rem}.rhythm-info-column .clear-conditions h4{color:#555;margin:0 0 .4rem;font-size:.9rem;font-weight:900}.rhythm-info-column .clear-conditions ul{color:#444;margin:0;padding:0;font-size:.85rem;list-style:none}.rhythm-info-column .clear-conditions strong{color:#7e57c2;font-size:1rem}@media (width<=720px){.rhythm-play-grid{grid-template-columns:1fr}.rhythm-info-column{max-width:none}.rhythm-info-column .typing-stats{grid-template-columns:repeat(3,1fr);gap:.4rem;display:grid}.rhythm-info-column .typing-stats .stat-item{flex-direction:column;align-items:flex-start;gap:.1rem}}.rhythm-progress{background:#efe9ff;border:2px solid #1a1a1a;border-radius:999px;width:100%;height:10px;position:relative;overflow:hidden;box-shadow:inset 0 2px 3px #1a1a1a26}.rhythm-progress-fill{background:linear-gradient(180deg, #ffffff73, #fff0 60%), linear-gradient(90deg, var(--rhythm-accent), var(--rhythm-accent-sub));width:0%;box-shadow:0 0 8px var(--rhythm-accent);border-radius:999px;position:absolute;inset:0 auto 0 0;overflow:hidden}.rhythm-progress-fill:after{content:"";background:linear-gradient(100deg,#0000 20%,#fff9 50%,#0000 80%) 0 0/60px 100% no-repeat;animation:1.8s linear infinite rhythm-progress-shine;position:absolute;inset:0}@keyframes rhythm-progress-shine{0%{background-position:-60px 0}to{background-position:calc(100% + 60px) 0}}.rhythm-stage{border-radius:var(--neo-radius,16px);width:100%;box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a), 0 0 28px -6px var(--rhythm-accent);position:relative}.rhythm-stage canvas{border:var(--neo-border,3px solid #1a1a1a);border-radius:var(--neo-radius,16px);background:var(--rhythm-bg-top);width:100%;display:block}.rhythm-stage:after{content:"";border-radius:calc(var(--neo-radius,16px) - 3px);pointer-events:none;position:absolute;inset:3px;box-shadow:inset 0 1px #ffffff2e,inset 0 0 24px #00000059}@media (prefers-reduced-motion:reduce){.rhythm-progress-fill:after{animation:none}}.dashboard-legacy-page .rhythm-keyboard-area.typing-play-shell,.dashboard-legacy-page.typing-mode .rhythm-keyboard-area.typing-play-shell{background:0 0;flex:none;justify-content:flex-start;height:auto;min-height:0;max-height:none;padding:0;display:flex;overflow:hidden}.rhythm-keyboard-area .keyboard-container-wrapper{transform-origin:0 0}@media (width<=520px){.rhythm-play-grid{gap:.4rem}.rhythm-info-column{gap:.4rem;padding:.5rem}.rhythm-info-column .neo-card-header{margin-bottom:0;padding-bottom:.3rem}.rhythm-info-column .neo-card-header>div{flex-flow:wrap;align-items:center;gap:.4rem}.rhythm-info-column .typing-stats .stat-item{align-items:center;padding:.25rem .2rem}.rhythm-info-column .clear-conditions{display:none}.rhythm-info-column .section-label{margin:0;padding:.15rem .4rem;font-size:.8rem}.rhythm-info-column .rhythm-difficulty-badge{padding:.1rem .45rem;font-size:.7rem}.rhythm-info-column .btn-ultra{padding:.2rem .5rem;font-size:.75rem}.rhythm-info-column .typing-stats .stat-label{font-size:.6rem}.rhythm-info-column .typing-stats .stat-value{font-size:.95rem}.rhythm-info-column .typing-stats{gap:.3rem}}.rhythm-result-overlay{z-index:60;box-sizing:border-box;scrollbar-gutter:stable both-edges;background:#1a1a2ed1;justify-content:center;align-items:flex-start;padding:clamp(1.25rem,8dvh,4rem) 1rem 1.25rem;display:flex;position:fixed;inset:0;overflow-y:auto}.rhythm-result-overlay[hidden]{display:none}.rhythm-confetti{pointer-events:none;position:absolute;inset:0;overflow:hidden}.confetti-piece{opacity:0;border-radius:2px;width:9px;height:14px;animation-name:confetti-fall;animation-timing-function:linear;animation-iteration-count:infinite;position:absolute;top:-14px}@keyframes confetti-fall{0%{opacity:1;transform:translateY(0)rotate(0)}to{opacity:.85;transform:translateY(105vh)rotate(540deg)}}.rhythm-result-card{box-sizing:border-box;overscroll-behavior:contain;scrollbar-gutter:stable both-edges;contain:layout paint;border:var(--neo-border,3px solid #1a1a1a);border-radius:var(--neo-radius,16px);width:min(560px,100% - 2rem);max-height:calc(100dvh - 2rem);box-shadow:var(--neo-shadow,6px 6px 0px #1a1a1a);transform-origin:50%;background:#fffdf5;flex-direction:column;padding:1.5rem 1.7rem;display:flex;position:relative;overflow-y:auto}@keyframes result-pop{0%{opacity:0;transform:translateY(12px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.rhythm-result-pass-stamp{color:#fff;transform-origin:50%;border:4px solid #1a1a1a;border-radius:12px;align-self:flex-end;margin:-.35rem 0 .75rem;padding:.35rem 1.1rem;font-family:Kiwi Maru,serif;font-size:1.25rem;font-weight:900;transform:rotate(2deg);box-shadow:4px 4px #1a1a1a}.rhythm-result-pass-stamp[hidden]{display:none}.rhythm-result-pass-stamp[data-pass=true]{background:#43a047}.rhythm-result-pass-stamp[data-pass=false]{background:#e53935}@keyframes stamp-pop{0%{opacity:0;transform:rotate(6deg)scale(.92)}to{opacity:1;transform:rotate(6deg)scale(1)}}.rhythm-result-card h2{margin:0 0 .8rem;font-family:Kiwi Maru,serif;font-size:1.45rem}.rhythm-result-rank-row{align-items:center;gap:1.2rem;margin-bottom:.9rem;display:flex}.rhythm-result-rank{transform-origin:50%;background:#eceff1;border:4px solid #1a1a1a;border-radius:50%;justify-content:center;align-items:center;width:86px;height:86px;font-family:Kiwi Maru,serif;font-size:2.6rem;font-weight:800;animation:.22s ease-out .12s backwards rank-pop;display:flex}@keyframes rank-pop{0%{opacity:0;transform:scale(.92)rotate(-4deg)}to{opacity:1;transform:scale(1)rotate(0)}}.rhythm-result-rank[data-rank=S]{background:linear-gradient(135deg,gold,#ffb300);box-shadow:0 0 22px #ffd700a6}.rhythm-result-rank[data-rank=A]{background:#ffab91}.rhythm-result-rank[data-rank=B]{background:#90caf9}.rhythm-result-rank[data-rank=C]{background:#c5e1a5}.rhythm-result-summary{flex-direction:column;gap:.15rem;font-size:.95rem;display:flex}.rhythm-result-summary .rhythm-result-score{font-variant-numeric:tabular-nums;font-size:1.7rem;font-weight:800}.rhythm-result-table{font-variant-numeric:tabular-nums;background:#fff;border:2px solid #1a1a1a;border-radius:12px;grid-template-columns:repeat(2,1fr);gap:.45rem 1.2rem;margin:0 0 1.1rem;padding:.85rem 1rem;display:grid}.rhythm-result-table div{justify-content:space-between;gap:.6rem;display:flex}.rhythm-result-table dt{color:#666;margin:0}.rhythm-result-table dd{margin:0;font-weight:700}.rhythm-result-actions{flex-wrap:wrap;gap:.6rem;display:flex}.typing-category-filter .typing-category-button:not(.active){opacity:.55;filter:saturate(.75)brightness(.92)}.typing-category-filter .typing-category-button:not(.active):hover{opacity:.85;filter:none}.typing-category-filter .typing-category-button-rhythm{color:#fff;text-shadow:0 1px #0000004d;background:linear-gradient(135deg,#7e57c2 0%,#ab47bc 100%);position:relative;overflow:visible}.typing-category-button-rhythm .typing-category-rhythm-label{z-index:1;position:relative}.typing-category-button-rhythm .typing-category-rhythm-chip{color:#5a3d00;letter-spacing:.02em;white-space:nowrap;text-shadow:none;pointer-events:none;background:linear-gradient(135deg,#ffe066 0%,#ffb347 100%);border:2px solid #1a1a1a;border-radius:999px;padding:.15rem .55rem;font-size:.66rem;font-weight:900;line-height:1.3;animation:1.4s ease-in-out infinite rhythm-chip-bob;position:absolute;bottom:calc(100% - .1rem);left:50%;transform:translate(-50%);box-shadow:2px 2px #1a1a1a}.typing-category-button-rhythm .typing-category-rhythm-chip:after{content:"";border-top:6px solid #1a1a1a;border-left:5px solid #0000;border-right:5px solid #0000;position:absolute;top:100%;left:50%;transform:translate(-50%)}@keyframes rhythm-chip-bob{0%,to{transform:translate(-50%)translateY(0)}50%{transform:translate(-50%)translateY(-3px)}}@media (prefers-reduced-motion:reduce){.typing-category-button-rhythm .typing-category-rhythm-chip{animation:none}}.typing-category-filter .typing-category-button-rhythm:not(.active) .typing-category-rhythm-chip{opacity:1}.typing-grid .typing-card-rhythm .typing-card-meta{color:#555}.rhythm-ranking-tabs{flex-wrap:wrap;gap:.4rem;margin-bottom:.8rem;display:flex}.rhythm-ranking-tab{font:inherit;cursor:pointer;opacity:.6;background:#fff;border:2px solid #1a1a1a;border-radius:999px;padding:.35rem .9rem;font-size:.85rem;font-weight:700}.rhythm-ranking-tab.active{color:#fff;opacity:1;background:linear-gradient(135deg,#7e57c2 0%,#ab47bc 100%)}.rhythm-ranking-tab:hover{opacity:1}.rhythm-shell .status-panel{width:100%;max-width:980px;margin:0 auto}@media (width<=720px){.rhythm-shell{padding:.6rem .6rem 1rem}.rhythm-hud-stats{gap:.7rem}.rhythm-hud-stats .stat-value{font-size:1.05rem}.rhythm-song-grid{grid-template-columns:repeat(auto-fill,minmax(168px,1fr))}}