:root{color-scheme:light;--ink:#18252d;--muted:#64737b;--line:#dce2e5;--accent:#007a85;--surface:#fff;--bg:#e8edf0;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;font-size:16px;color:var(--ink)}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;min-height:44px;padding:10px 14px;font-size:.875rem;font-weight:600;touch-action:manipulation}button:hover{background:#f0f6f7}button:active{transform:translateY(1px)}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #169ba7;outline-offset:3px}button:disabled{opacity:.4;cursor:default}button[aria-pressed=true]{background:#e1f2f3;border-color:#75b9bf;color:#006975}button.primary{background:var(--ink);color:#fff;border-color:var(--ink);min-height:49px}button.primary:hover{background:#304854}button.small{padding:8px 13px}#app{height:100dvh;min-height:620px;display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-template-rows:76px minmax(0,1fr);overflow:hidden}header{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:16px 30px;z-index:3;background:rgba(255,255,255,.88);border-bottom:1px solid #dce2e5}.brand{font-size:1.6rem;font-weight:850;letter-spacing:-.06em;display:flex;align-items:baseline;gap:14px}.brand span{font-size:.7rem;letter-spacing:.16em;font-weight:600;color:var(--muted)}#reset{background:transparent;min-height:38px;border:0;color:var(--muted)}#stage{position:relative;overflow:hidden;min-width:0;min-height:0;background:radial-gradient(ellipse at 45% 40%,#f9fafb 0%,#e3e9ed 72%,#d9e0e6 100%)}#stage canvas{display:block;width:100%;height:100%;touch-action:none;outline:none}.views{position:absolute;top:20px;left:24px;right:24px;z-index:2;display:flex;gap:7px;flex-wrap:wrap}.views button{min-height:38px;background:#ffffffd9;border-color:#ffffffa1;box-shadow:0 2px 10px #35495c08;font-size:.8125rem}.views button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.stage-label{position:absolute;bottom:24px;left:26px;pointer-events:none;font-size:.75rem;line-height:1.8;letter-spacing:.05em;color:#60717b}.stage-label strong{display:block;font-size:.9rem;color:#374c59;font-weight:650}.zoom{position:absolute;bottom:24px;right:22px;display:flex;gap:5px}.zoom button{width:44px;font-size:1.25rem;background:#ffffffd9;box-shadow:0 2px 10px #35495c08}.rotate{position:absolute;top:74px;left:24px;font-size:.75rem;border:0;min-height:34px;background:#ffffff8f;font-weight:500}#controls{background:var(--surface);overflow:auto;display:flex;flex-direction:column;z-index:3;border-left:1px solid var(--line)}.control-head{padding:26px 24px 17px}.eyebrow{font-size:.75rem;letter-spacing:.13em;color:var(--accent);font-weight:700}.control-head h1{margin:9px 0 0;font-size:1.35rem;line-height:1.5;font-weight:700}.tabs{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line);padding:0 13px;gap:2px}.tabs button{position:relative;border:0;border-radius:0;color:var(--muted);padding:12px 3px;min-height:48px;background:transparent}.tabs button[aria-selected=true]{color:var(--accent)}.tabs button[aria-selected=true]:after{content:"";position:absolute;bottom:0;left:12px;right:12px;height:3px;background:var(--accent);border-radius:4px}.panel{padding:24px;display:flex;flex-direction:column;gap:15px}.panel[hidden]{display:none}.panel h2{font-size:1rem;margin:0 0 1px}.panel p{font-size:.8125rem;color:var(--muted);line-height:1.65;margin:0}.toggle-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.toggle-grid button{padding:12px 8px;min-height:49px}.wide{grid-column:1/-1}.row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.875rem;min-height:36px}.row input[type=checkbox]{appearance:none;flex:none;width:38px;height:23px;border-radius:20px;background:#cbd4d8;position:relative;cursor:pointer}.row input[type=checkbox]:after{content:"";width:17px;height:17px;background:#fff;border-radius:50%;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #0002;transition:left .18s}.row input[type=checkbox]:checked{background:var(--accent)}.row input[type=checkbox]:checked:after{left:18px}.range-row{display:flex;align-items:center;justify-content:space-between;font-size:.875rem;margin-top:3px}.range-row output{font-size:.8125rem;font-variant-numeric:tabular-nums;color:var(--muted)}input[type=range]{width:100%;accent-color:var(--accent);min-height:32px;margin:0;cursor:pointer}.status{background:#edf5f6;padding:12px 14px;border-radius:12px;font-size:.875rem;line-height:1.55;color:#28636b}.status strong{display:block;font-size:.9375rem;color:#174b55}.status small{font-size:.75rem}.paired{display:grid;grid-template-columns:1fr 1fr;gap:8px}.quiet{color:var(--muted);font-weight:500}.foot{margin-top:auto;padding:15px 24px 20px;border-top:1px solid var(--line);color:var(--muted);font-size:.75rem;line-height:1.65}.foot summary{cursor:pointer}.foot p{margin:8px 0}.foot a{color:#3f6c75}#loading{position:absolute;inset:0;z-index:5;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;background:#eaf0f3;font-size:.875rem;color:#496674}#loading:before{content:"";width:35px;height:35px;border-radius:50%;border:3px solid #c9dde1;border-top-color:var(--accent);animation:spin 1s linear infinite}#loading.failed:before{display:none}#loading[hidden]{display:none}#toast{position:absolute;left:50%;bottom:80px;transform:translateX(-50%);background:#203842eb;color:white;padding:11px 18px;border-radius:12px;font-size:.8125rem;max-width:85%;z-index:4;text-align:center;line-height:1.5;pointer-events:none}#toast:empty{display:none}.sequence-track{height:3px;background:#e3ecee;border-radius:4px;overflow:hidden}.sequence-track i{height:100%;display:block;width:0;background:var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:760px){#app{grid-template-columns:1fr;grid-template-rows:60px minmax(230px,1fr) auto;min-height:560px}header{padding:10px 17px}.brand{font-size:1.37rem;gap:10px}.brand span{font-size:.625rem;letter-spacing:.12em}#reset{font-size:.8125rem;padding:6px;min-height:40px}#controls{border-left:0;border-top:1px solid var(--line);max-height:46dvh;overflow:auto;border-radius:22px 22px 0 0;margin-top:-14px;padding-bottom:env(safe-area-inset-bottom)}.control-head{display:none}.tabs{padding:0 18px;position:sticky;top:0;background:white;z-index:2}.tabs button{min-height:47px}.panel{padding:16px 20px 18px;gap:10px}.toggle-grid{grid-template-columns:repeat(3,1fr);gap:7px}.toggle-grid button{font-size:.8125rem;min-height:44px;padding:9px 5px}.wide{grid-column:auto}.panel h2{display:none}.panel p{font-size:.75rem}.foot{padding:10px 20px;font-size:.75rem}.views{top:14px;left:14px;right:14px;gap:5px}.views button{font-size:.75rem;min-height:35px;padding:8px 11px}.rotate{top:59px;left:15px;font-size:.75rem;padding:5px 10px;min-height:30px}.stage-label{bottom:30px;left:18px;font-size:.7rem}.stage-label strong{font-size:.8125rem}.zoom{bottom:29px;right:15px;gap:4px}.zoom button{min-height:38px;width:38px;padding:5px}.status{padding:9px 12px}.status strong{display:inline;font-size:.875rem}.status small{margin-left:8px}.paired button{min-height:42px}.range-row{margin-top:0}.row{min-height:29px}#toast{bottom:77px}.sequence-track{height:2px}}
@media(max-height:650px) and (min-width:761px){#app{min-height:480px}.control-head{padding:16px 24px}.panel{padding:18px 24px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;transition:none!important}}