:root{color-scheme:dark;--ink: #0e0c0d;--panel: #181416;--panel-2: #231d20;--line: #3a2f33;--text: #efe7e3;--muted: #a89a95;--red: #d42a3c;--radius: 10px;--display: "Dela Gothic One", "Hiragino Kaku Gothic StdN", sans-serif;--body: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;--bar-h: 72px}*{box-sizing:border-box}html,body{margin:0}body{background:var(--ink);color:var(--text);font:15px/1.6 var(--body);padding-inline:16px;padding-block:env(safe-area-inset-top,0px) calc(var(--bar-h) + 16px + env(safe-area-inset-bottom,0px))}button,input{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:2px solid var(--red);outline-offset:2px}a{color:var(--text)}[hidden]{display:none!important}.app{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr);gap:20px;padding-block:16px}.top{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.brand{font:400 28px/1.1 var(--display);margin:0;letter-spacing:.02em}.brand span{color:var(--red)}.tagline{margin:0;color:var(--muted);font-size:13px}.banner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:var(--panel);border:1px solid var(--red);border-radius:var(--radius);padding:10px 14px;font-size:14px}.main{display:grid;grid-template-columns:minmax(0,1fr);gap:20px}.editor{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;min-width:0}.desktop-only{display:none!important}@media(min-width:960px){body{padding-block:env(safe-area-inset-top,0px) 24px}.main{grid-template-columns:minmax(0,1fr) 380px;align-items:start}.picker{position:sticky;top:16px;max-height:calc(100vh - 32px)}.mobile-only,.sheet-close{display:none!important}.desktop-only{display:flex!important}}.section-label{font-size:11px;letter-spacing:.14em;color:var(--muted);margin:0 0 8px}.chips{display:flex;gap:8px;flex-wrap:wrap}.scroll-row{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-inline:-16px;padding-inline:16px}.scroll-row::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:6px 14px;font-size:14px;display:inline-flex;gap:6px;align-items:baseline}.chip small{color:var(--muted);font-size:11px}.chip[aria-pressed=true]{background:var(--red);border-color:var(--red);color:#fff}.chip[aria-pressed=true] small{color:#ffd9dd}.opts{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.field{display:grid;gap:4px;font-size:12px;color:var(--muted);align-content:start}.field input[type=text]{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:16px;color:var(--text);min-width:0}.stage{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:grid;gap:12px;min-width:0}.stage canvas{display:block;width:100%;height:auto;max-width:100%;border-radius:4px;touch-action:manipulation;cursor:pointer}.meta{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.slots{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.slot{flex:0 0 auto;width:60px;display:grid;gap:2px;justify-items:center;background:none;border:0;padding:0;font-size:11px;color:var(--muted)}.slot .thumb{width:60px;height:60px;border-radius:6px;border:2px solid transparent;background:var(--panel-2);display:grid;place-items:center;font-size:22px;color:var(--muted);overflow:hidden}.slot .thumb img{width:100%;height:100%;display:block}.slot[aria-current=true] .thumb{border-color:var(--red)}.slot[aria-current=true]{color:var(--text)}.now-playing{margin:0;font-size:13px;color:var(--muted);min-height:1.6em}.now-playing a{color:var(--text)}.slot-actions,.share-actions{display:flex;gap:8px;flex-wrap:wrap}.share-actions{justify-content:flex-end;padding-top:4px;border-top:1px solid var(--line)}.btn{border:1px solid var(--line);background:var(--panel-2);border-radius:8px;padding:8px 14px;font-size:14px}.btn:disabled{opacity:.4;cursor:default}.btn.primary{background:var(--red);border-color:var(--red);color:#fff;font-weight:700}.picker{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;overflow:hidden}.picker-head{padding:14px 14px 10px;display:grid;gap:10px;border-bottom:1px solid var(--line)}.picker-head .row{display:flex;justify-content:space-between;align-items:center;gap:8px}.picker-head h2{margin:0;font-size:15px}.picker-head input{width:100%;background:var(--ink);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:16px}#kinds .chip{padding:4px 12px;font-size:13px}.song-grid{overflow-y:auto;overscroll-behavior:contain;padding:4px 14px 16px;display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:12px 10px;align-content:start}.year-head{grid-column:1 / -1;margin:12px 0 -4px;font:400 18px/1 var(--display);color:var(--muted);letter-spacing:.04em}.year-head:first-child{margin-top:8px}.group-head{grid-column:1 / -1;display:flex;gap:12px;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}.group-head:first-child,.year-head+.group-head{border-top:0;margin-top:0}.group-head img{width:72px;height:72px;border-radius:6px;flex:none}.group-head b{display:block;font-size:14px}.group-head span{color:var(--muted);font-size:11px;letter-spacing:.06em}.song{background:none;border:0;padding:0;text-align:left;display:grid;gap:4px;font-size:12px;line-height:1.35;align-content:start}.song img{width:100%;aspect-ratio:1;border-radius:6px;display:block;background:var(--panel-2)}.song .credit{color:var(--muted);font-size:10px}.song.used img{outline:3px solid var(--red);outline-offset:-3px;opacity:.55}.tracks{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:6px}.track{border:1px solid var(--line);background:var(--panel-2);border-radius:6px;padding:6px 10px;font-size:13px;text-align:left;line-height:1.3}.track small{display:block;color:var(--muted);font-size:10px}.track.used{border-color:var(--red);background:color-mix(in srgb,var(--red) 22%,var(--panel-2))}.empty-note{grid-column:1 / -1;color:var(--muted);font-size:13px;margin:8px 0 0}@media(max-width:959.98px){.opts{order:1}.picker{position:fixed;inset:auto 0 0 0;height:min(75vh,640px);border-radius:16px 16px 0 0;z-index:20;transform:translateY(100%);visibility:hidden;transition:transform .25s ease,visibility 0s linear .25s;box-shadow:0 -12px 40px #00000080;padding-bottom:env(safe-area-inset-bottom,0px)}.picker.open{transform:none;visibility:visible;transition:transform .25s ease}.bottom-bar{position:fixed;left:0;right:0;bottom:0;z-index:10;display:flex;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--ink) 92%,transparent);border-top:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.bottom-bar .btn{flex:1;padding:12px 8px}}@media(prefers-reduced-motion:reduce){.picker,.picker.open{transition:none}}.dialog{width:min(440px,calc(100vw - 32px));background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:20px}.dialog::backdrop{background:#0009}.dialog h2{margin:0 0 8px;font-size:16px}.dialog p{margin:0 0 20px;line-height:1.8}.dialog kbd{display:inline-block;min-width:1.8em;padding:1px 6px;border:1px solid var(--line);border-bottom-width:3px;border-radius:5px;background:var(--panel-2);font:700 13px/1.4 var(--body);text-align:center}.dialog-actions{display:flex;justify-content:flex-end;gap:8px}.disclaimer{font-size:12px;color:var(--muted);display:grid;gap:6px;max-width:72ch}.disclaimer p{margin:0}.disclaimer a{color:var(--muted)}.toast{position:fixed;left:50%;bottom:calc(var(--bar-h) + 24px + env(safe-area-inset-bottom,0px));transform:translate(-50%);z-index:30;background:var(--text);color:var(--ink);border-radius:8px;padding:10px 16px;font-size:14px;max-width:calc(100vw - 32px);box-shadow:0 8px 24px #0006}@media(min-width:960px){.toast{bottom:24px}}