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