:root{color-scheme:dark;background:#090d11;color:#dce5e8;font-family:Helvetica Neue,PingFang SC,Arial,sans-serif;font-synthesis:none;--line:#304047;--muted:#7f9299;--ice:#c9e4ea;--glow:#7bb7c5;--panel:#0d1419}body{margin:0;min-width:320px;background:radial-gradient(circle at 50% -20%,#17232b 0,#090d11 42%);min-height:100vh}button,a{font:inherit}button{color:inherit}.sound-lab{width:min(1120px,calc(100% - 48px));margin:0 auto;padding:38px 0 54px}.sound-header{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:28px}.sound-header small,.section-heading>div>span,.live-note>span,.analyzing span{font:9px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.2em;color:var(--muted)}.sound-header h1{font-size:clamp(36px,5.8vw,72px);font-weight:300;line-height:.91;letter-spacing:-.06em;margin:19px 0 0}.sound-header a{color:#a6b7bc;text-decoration:none;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;padding:8px 0}.capture-stage{display:grid;grid-template-columns:1fr 280px 1fr;align-items:center;gap:36px;min-height:350px;border-bottom:1px solid var(--line)}.live-note{display:flex;flex-direction:column;gap:14px;align-items:flex-start}.live-note strong{font-size:clamp(32px,5vw,60px);font-weight:300;letter-spacing:-.06em;min-height:1.05em}.live-note meter{appearance:none;width:min(180px,100%);height:2px;background:#27363c;border:0}.live-note meter::-webkit-meter-bar{background:#27363c;border:0;height:2px}.live-note meter::-webkit-meter-optimum-value{background:var(--ice);box-shadow:0 0 12px var(--glow)}.record-button{width:260px;height:260px;border-radius:50%;border:1px solid #536870;background:#0d151abf;box-shadow:inset 0 0 55px #7db5c20a,0 0 0 18px #7797a006;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:17px;cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none;transition:border-color .25s,box-shadow .25s,transform .25s}.record-button:hover{border-color:#8eabb3;box-shadow:inset 0 0 70px #7db5c215,0 0 0 22px #7797a008}.record-button:active,.record-button.is-recording{transform:scale(.97);border-color:var(--ice);box-shadow:inset 0 0 80px #8fd4e223,0 0 42px #75bdcd20}.record-dot{display:block;width:9px;height:9px;border-radius:50%;background:#8faab1}.is-recording .record-dot{background:#d9f4f8;box-shadow:0 0 18px #b6f2ff;animation:pulse 1.4s ease-in-out infinite}.record-button>span:nth-child(2){font-size:13px;letter-spacing:.08em}.record-button small{font:9px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.15em;color:var(--muted)}.capture-copy{max-width:270px;justify-self:end}.capture-copy p,.analyzing p{font-size:12px;line-height:1.8;color:#8da0a6;margin:0 0 14px}.text-button,.test-melody{padding:0;border:0;border-bottom:1px solid #667b82;background:none;color:#aebfc4;font-size:10px;letter-spacing:.08em;cursor:pointer}.analyzing{padding:22px 0;border-bottom:1px solid var(--line)}.analyzing>div{display:flex;justify-content:space-between;align-items:center}.analyzing strong{font:22px ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:400}.analyzing progress{appearance:none;width:100%;height:3px;border:0;margin:14px 0;background:#1a262c}.analyzing progress::-webkit-progress-bar{background:#1a262c}.analyzing progress::-webkit-progress-value{background:var(--ice);box-shadow:0 0 16px #92dae8}.error{border-left:2px solid #c9a78b;margin:22px 0 0;padding:10px 14px;color:#cdb9aa;font-size:12px;line-height:1.65;background:#21191455}.melody-section{padding:34px 0 28px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end}.section-heading h2{font-size:24px;font-weight:350;letter-spacing:-.035em;margin:7px 0 0}.section-heading>span{font:9px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted);letter-spacing:.12em}.timeline{height:230px;margin:25px 0 22px;border:1px solid var(--line);background:linear-gradient(to bottom,transparent 24.5%,#48606a22 25%,transparent 25.5%,transparent 49.5%,#48606a22 50%,transparent 50.5%,transparent 74.5%,#48606a22 75%,transparent 75.5%),var(--panel);position:relative;overflow:hidden}.timeline:before{content:"TIME →";position:absolute;top:12px;left:14px;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;color:#53666e}.timeline-track{position:absolute;inset:0}.timeline-note{position:absolute;height:28px;min-width:14px;border:1px solid #75939d;background:#66899446;padding:0;display:flex;align-items:center;justify-content:center;color:#bed2d7;overflow:hidden;cursor:default;transition:background .15s,box-shadow .15s,transform .15s}.timeline-note span{font:9px ui-monospace,SFMono-Regular,Menlo,monospace}.timeline-note.is-active{background:#b9e5efc9;color:#0a1114;box-shadow:0 0 28px #85ccdc66;transform:translateY(-2px)}.timeline-empty{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#687c83}.timeline-empty span{font-size:32px;font-weight:200}.timeline-empty p{font-size:11px;margin:10px 0 0}.playback-bar{display:flex;align-items:center;justify-content:space-between;gap:20px}.voices,.actions{display:flex;gap:8px;flex-wrap:wrap}.voices button,.actions button{border:1px solid #405159;background:transparent;padding:11px 16px;font:9px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.11em;cursor:pointer}.voices button[aria-pressed=true]{border-color:#a3c0c7;background:#7895a017;color:#e5f2f4}.actions button:first-child{background:#c6dce1;color:#0b1215;border-color:#c6dce1}.voices button:hover,.actions button:hover{border-color:#95afb6}.test-melody{display:block;margin-top:19px}.debug{border-top:1px solid var(--line);padding-top:18px}.debug summary{cursor:pointer;font:9px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.17em;color:#80949b}.debug dl{display:flex;flex-wrap:wrap;gap:22px;font:10px ui-monospace,SFMono-Regular,Menlo,monospace}.debug dt{color:#72858c}.debug dd{margin:7px 0 0}.debug pre{max-height:280px;overflow:auto;background:#080c0f;border:1px solid #26343a;padding:14px;color:#9ab4bb;font-size:10px}button:disabled{opacity:.3;cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:1px solid var(--ice);outline-offset:4px}@keyframes pulse{50%{opacity:.45;transform:scale(.75)}}@media(max-width:800px){.capture-stage{grid-template-columns:1fr 220px;gap:25px}.record-button{width:210px;height:210px}.capture-copy{grid-column:1/-1;max-width:none;justify-self:start;margin-top:-25px;margin-bottom:25px}.playback-bar{align-items:flex-start;flex-direction:column}}@media(max-width:520px){.sound-lab{width:calc(100% - 28px);padding-top:24px}.sound-header h1{font-size:38px}.capture-stage{display:flex;flex-direction:column;align-items:center;padding:32px 0;min-height:0}.live-note{align-items:center}.record-button{width:200px;height:200px}.capture-copy{text-align:center;margin:0}.section-heading{align-items:flex-start;gap:12px;flex-direction:column}.timeline{height:190px}.voices button,.actions button{padding:10px 11px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}.backing{padding:24px 0 32px;border-top:1px solid var(--line)}.backing h2{font-size:18px;font-weight:400}.mix-controls{display:flex;flex-wrap:wrap;gap:28px;margin-top:24px}.mix-controls label{flex:1;min-width:180px;font-size:11px;color:var(--muted)}.mix-controls output{float:right}.mix-controls input{display:block;width:100%;margin:16px 0 0;accent-color:#a3c0c7}.transpose-control{display:block;max-width:420px;margin-top:22px;font-size:11px;color:var(--muted)}.transpose-control output{float:right;color:#b7cbd0}.transpose-control input{display:block;width:100%;margin-top:14px;accent-color:#a3c0c7}.sound-engine{position:fixed;inset:0;z-index:8;pointer-events:none}.sound-engine.melody-debug-enabled{display:block}.melody-debug-switch{position:absolute;top:18px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:4px;padding:4px;border:1px solid #a8c1c52e;background:#071014b8;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);pointer-events:auto}.melody-debug-switch span{padding:0 7px;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;color:#788a90}.melody-debug-switch button{border:0;background:transparent;padding:6px 8px;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;color:#83969b;cursor:pointer}.melody-debug-switch button[aria-pressed=true]{background:#b9d9df14;color:#d7e7ea}.melody-debug-switch button:disabled{opacity:.25}:root{font-family:Helvetica Neue,Helvetica,PingFang SC,sans-serif;color:#dce5e6;background:#05080b;font-synthesis:none;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;width:100%;height:100%;overflow:hidden}button,input{font:inherit;color:inherit}.immersive-world{position:relative;width:100%;height:100svh;min-height:560px;overflow:hidden;background:#05080b;cursor:crosshair;-webkit-user-select:none;user-select:none;touch-action:none}.art-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.immersive-header{position:absolute;z-index:4;top:4.5%;left:4.5%;right:4.5%;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}.immersive-header>div:first-child{display:flex;align-items:baseline;gap:18px}.immersive-header span{font-size:11px;letter-spacing:.16em;font-weight:500}.immersive-header small,.phase-mark,.score-legend,.macro-controls legend,.macro-controls label>span{font:8px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.18em;color:#73868c}.phase-mark{display:flex;align-items:center;gap:8px}.phase-mark i{display:block;width:5px;height:5px;border-radius:50%;background:#779097;box-shadow:0 0 10px #a0d4dc66}.phase-capture .phase-mark i,.phase-playing .phase-mark i{background:#d9fbff;box-shadow:0 0 18px #b5f3ff}.phase-analyzing .phase-mark i{animation:pulse 1.2s ease-in-out infinite}.invitation{position:absolute;z-index:3;left:50%;top:49%;transform:translate(-50%,-50%);width:min(680px,80vw);text-align:center;pointer-events:none;transition:opacity .65s,transform .65s}.invitation:empty{display:none}.invitation h1{margin:0;font-size:clamp(34px,5vw,68px);line-height:.97;letter-spacing:-.055em;font-weight:280;text-wrap:balance}.invitation p{margin:22px 0 0;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.13em;color:#84979c}.phase-playing .invitation{opacity:0;transform:translate(-50%,-46%)}.capture-ring{display:block;width:9px;height:9px;margin:0 auto 28px;border-radius:50%;background:#cceff4;box-shadow:0 0 0 16px #b7e6ee0a,0 0 42px #a5e7f044;animation:breath 1.6s ease-in-out infinite}.analysis-line{display:block;width:190px;height:1px;margin:25px auto 0;background:#91aeb42a}.analysis-line i{display:block;height:100%;background:#c6e5e9;box-shadow:0 0 12px #a8e9f2;transition:width .3s}.score-legend{position:absolute;z-index:3;left:4.5%;top:28%;height:42%;display:flex;flex-direction:column;justify-content:space-between;pointer-events:none}.score-legend strong{font:inherit;color:#9fb2b7;writing-mode:vertical-rl}.immersive-error{position:absolute;z-index:5;left:50%;bottom:20%;transform:translate(-50%);margin:0;padding:10px 15px;border-left:1px solid #bea58f;color:#cbb9aa;background:#100e0caa;font-size:11px;line-height:1.5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.immersive-error small{display:block;color:#806f63;margin-top:3px}.macro-controls{position:absolute;z-index:6;left:4.5%;right:4.5%;bottom:4%;display:grid;grid-template-columns:minmax(250px,1fr) minmax(330px,1.35fr) minmax(170px,.65fr);gap:34px;align-items:end;cursor:default}.macro-controls fieldset{margin:0;padding:0;border:0}.macro-controls legend{margin-bottom:11px}.macro-controls fieldset div{display:flex;gap:6px;flex-wrap:wrap}.macro-controls button{border:1px solid #70878d35;background:#080d11a8;padding:9px 12px;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.11em;color:#71848a;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:color .35s,border-color .35s,background .35s,box-shadow .35s}.macro-controls button:hover{color:#c6d9dc;border-color:#829ba15f}.macro-controls button[aria-pressed=true]{color:#d5e8eb;border-color:#abc7cd70;background:#9ec2c80c;box-shadow:0 0 18px #9bddeb0c}.macro-controls label{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}.macro-controls output{font:9px ui-monospace,SFMono-Regular,Menlo,monospace;color:#a9bcc1}.macro-controls input{grid-column:1/-1;width:100%;height:2px;margin:3px 0 0;accent-color:#badde1;cursor:pointer}.sound-engine{display:none}button:focus-visible,input:focus-visible{outline:1px solid #c7e8ec;outline-offset:3px}@keyframes pulse{50%{opacity:.25}}@keyframes breath{50%{transform:scale(.72);opacity:.55;box-shadow:0 0 0 25px #b7e6ee05,0 0 55px #a5e7f055}}@media(max-width:800px){.immersive-header>div:first-child{display:block}.immersive-header small{display:block;margin-top:7px}.macro-controls{grid-template-columns:1fr 1fr;gap:18px}.macro-controls label{grid-column:1/-1}.macro-controls button{padding:8px 9px}.score-legend{display:none}.immersive-error{bottom:27%;max-width:80vw;white-space:nowrap}}@media(max-width:540px){.immersive-world{min-height:640px}.immersive-header{top:3%;left:5%;right:5%}.invitation{top:43%;width:88vw}.invitation h1{font-size:38px}.macro-controls{left:5%;right:5%;bottom:3%;grid-template-columns:1fr;gap:12px}.macro-controls fieldset div{gap:4px}.macro-controls button{font-size:7px;padding:7px 8px}.macro-controls label{grid-column:auto}.immersive-error{bottom:29%;font-size:9px}.phase-playing .invitation{display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.immersive-world{cursor:default}}.resume-loop{margin-top:22px;border:1px solid #8ca5aa55;background:#0a1014a8;padding:9px 14px;color:#b9d0d4;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;pointer-events:auto;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.header-actions{display:flex;align-items:center;gap:9px;pointer-events:auto}.header-actions>button,.loops-title button{border:1px solid #71878d38;background:#080d11a8;padding:8px 11px;color:#83979c;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.13em;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.save-notice{position:absolute;z-index:9;top:11%;left:50%;transform:translate(-50%);color:#cce3e7;font:9px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.18em}.loops-panel{position:absolute;z-index:10;top:10%;right:4.5%;bottom:15%;width:min(460px,91vw);padding:22px;background:#080d11ed;border:1px solid #71878d42;box-shadow:0 28px 90px #000b;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);overflow:auto;-webkit-user-select:text;user-select:text;cursor:default}.loops-title{display:flex;align-items:center;justify-content:space-between;padding-bottom:17px;border-bottom:1px solid #71878d32;color:#bcd0d4;font:9px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.17em}.loops-empty{margin:40px 0;color:#70858a;font-size:11px}.loops-panel article{padding:18px 0;border-bottom:1px solid #71878d26}.loops-panel article.is-selected{border-color:#b4d4da55}.loop-select{display:block;width:100%;padding:0;border:0;background:none;text-align:left;color:#b6c9cd;cursor:pointer}.loop-select strong{display:block;font-size:12px;letter-spacing:.12em;font-weight:450}.loop-select small{display:block;margin-top:7px;color:#667b80;font:8px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em}.loop-actions{display:flex;gap:5px;flex-wrap:wrap;margin-top:15px}.loop-actions button{border:1px solid #71878d35;background:transparent;padding:7px 8px;color:#84999e;font:7px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.09em;cursor:pointer}.loop-actions button:hover{border-color:#a7c3c965;color:#c9dde0}.loop-actions button:disabled{opacity:.25;cursor:default}.loop-actions .delete-loop{margin-left:auto;color:#9d8179;border-color:#825e5538}@media(max-width:540px){.header-actions{gap:4px}.header-actions>button{padding:7px 8px;font-size:7px}.phase-mark{display:none}.loops-panel{top:8%;right:3%;bottom:25%;width:94vw}.loop-actions .delete-loop{margin-left:0}}.world-rail{position:absolute;left:32px;top:35%;z-index:5;display:flex;flex-direction:column;gap:12px}.world-rail>span{font:9px monospace;letter-spacing:.2em;color:#90a3b0;margin-bottom:8px}.world-rail button{display:flex;align-items:center;gap:13px;background:none;border:0;color:#8997a7;font:10px sans-serif;letter-spacing:.12em;padding:8px 0;cursor:pointer}.world-rail button[aria-pressed=true]{color:#edf2f6}.world-symbol{width:17px;height:17px;border:1px solid currentColor;display:block;opacity:.65}.symbol-0{border-radius:60% 35% 55% 45%;transform:rotate(25deg)}.symbol-1{border-style:dotted;border-width:3px;border-radius:50%}.symbol-2{border-radius:50%;box-shadow:0 0 0 3px #cad6ea15}.symbol-3{border-radius:50%;transform:scaleX(.5);box-shadow:5px 0 0 -1px #aebed044}.expression-surface{position:absolute;left:32px;bottom:36px;z-index:6;width:220px}.expression-heading{font:9px sans-serif;letter-spacing:.14em;color:#b5bfce;margin-bottom:12px}.expression-heading span{display:block;font:10px sans-serif;letter-spacing:0;color:#7f8b9e;margin-top:5px}.sonic-pad{height:165px;position:relative;touch-action:none;cursor:crosshair;border:1px solid #dce8ff2b;border-radius:28px;background:radial-gradient(ellipse at 20% 0%,#dbe3ff20,transparent 70%),linear-gradient(135deg,#c4d6eb13,#9ba5d008);-webkit-backdrop-filter:blur(22px) saturate(120%);backdrop-filter:blur(22px) saturate(120%);box-shadow:inset 0 1px #ffffff18,0 10px 40px #0002}.sonic-pad:before,.sonic-pad:after{content:"";position:absolute;pointer-events:none;background:#dbe5ff12}.sonic-pad:before{width:1px;top:28px;bottom:28px;left:50%}.sonic-pad:after{height:1px;left:25px;right:25px;top:50%}.sonic-pad span{position:absolute;font:8px sans-serif;letter-spacing:.1em;color:#abb6c9;pointer-events:none}.axis-top{top:12px;left:39%}.axis-bottom{bottom:12px;left:42%}.axis-left{left:10px;top:47%}.axis-right{right:10px;top:47%}.sonic-pad i{position:absolute;width:24px;height:24px;background:radial-gradient(circle at 35% 25%,#f3f5ffdd,#c1ccef66 45%,#a4b5db22);border:1px solid #edf3ff70;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 26px #c6c9ff45,inset 0 1px 4px #fffa;pointer-events:none}.sonic-pad output{position:absolute;bottom:-19px;right:6px;font:9px monospace;color:#8791a7}.sound-surface{position:absolute;bottom:32px;left:50%;transform:translate(-50%);z-index:8;width:330px}.playback-island{display:flex;align-items:center;gap:14px;padding:12px 18px 12px 12px;border-radius:40px;border:1px solid #dce6ff26;background:#b4c5e014;-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);box-shadow:inset 0 1px #ffffff12,0 12px 40px #0003}.round-play{height:46px;width:46px;flex-shrink:0;border-radius:50%;background:#dfe7f015;border:1px solid #e1e9ff35;color:#f2f4fa;font:24px sans-serif;cursor:pointer}.round-play:disabled{opacity:.35}.sound-summary{flex:1;text-align:left;background:none;border:0;color:#e0e6f0;cursor:pointer}.sound-summary>span{font:14px sans-serif;text-transform:capitalize}.sound-summary i{font-style:normal;color:#6f7b90;padding:0 4px}.sound-summary small{display:block;font:8px sans-serif;letter-spacing:.16em;color:#9aa7bc;margin-top:8px}.sound-summary b{float:right;font:16px sans-serif;font-weight:300}.sound-sheet{position:absolute;bottom:86px;left:50%;transform:translate(-50%);width:430px;max-height:calc(100dvh - 205px);overflow:auto;padding:24px;border-radius:28px;border:1px solid #dce6ff25;background:#151c2dec;-webkit-backdrop-filter:blur(35px);backdrop-filter:blur(35px);box-shadow:0 20px 70px #0005;color:#dce2ef}.sheet-heading{display:flex;justify-content:space-between;align-items:center;font:20px sans-serif;font-weight:300;margin-bottom:20px}.sheet-heading button{border:0;background:none;color:#a9b3c9;cursor:pointer}.sound-section{margin-bottom:20px}.sound-sheet h2{font:12px sans-serif;font-weight:400;margin:0 0 12px}.sound-sheet h2 small{color:#8d98ad;font-size:10px;margin-left:10px}.pill-row{display:flex;gap:6px}.pill-row button{flex:1;font:9px sans-serif;letter-spacing:.04em;padding:10px 4px;border-radius:20px;background:none;border:1px solid #b8c6df20;color:#92a1b7;cursor:pointer}.pill-row button[aria-pressed=true]{background:#d6e0f020;border-color:#d6e0f044;color:#edf1f9}.backing-toggle{float:right;color:#d7e3f1;background:#d5def014;border:1px solid #c8d7f02a;border-radius:20px;font:9px sans-serif;padding:3px 10px;cursor:pointer}.genre-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.genre-grid button{padding:11px 8px;text-align:left;background:#c4d3ef05;border:1px solid #c4d3ef13;border-radius:13px;color:#a3aec2;cursor:pointer}.genre-grid button span{font:11px sans-serif;text-transform:capitalize}.genre-grid button small{display:block;font:8px sans-serif;letter-spacing:.08em;margin-top:5px;color:#78869e}.genre-grid button[aria-pressed=true]{border-color:#cedbf253;background:#c4d3ef16;color:#f0f3f9}.stem-mixer{border-top:1px solid #dbe5ff12;padding-top:16px}.stem-mixer label{display:flex;gap:14px;align-items:center;margin:10px 0}.stem-mixer label button{width:65px;text-align:left;background:none;border:0;color:#738099;text-transform:capitalize;font:11px sans-serif;cursor:pointer}.stem-mixer label button:before{content:"○";margin-right:6px}.stem-mixer label button[aria-pressed=true]{color:#dce6f5}.stem-mixer label button[aria-pressed=true]:before{content:"●";font-size:8px}.stem-mixer output{font:9px monospace;color:#8e9db5;width:25px}.sound-sheet input[type=range]{accent-color:#bac9df;height:14px;flex:1;min-width:0;width:100%;cursor:pointer}.timing-controls{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #dbe5ff12;margin-top:17px;padding-top:16px;gap:8px}.timing-controls label{font:10px sans-serif;color:#a1aec2}.timing-controls input{display:inline-block;width:43px;border:0;border-bottom:1px solid #acbadb30;color:#e3eaf4;background:none;font:13px monospace;padding:4px 0;margin-left:5px}.timing-controls small{font:8px sans-serif;color:#7b89a0}.timing-controls button{background:none;border:1px solid #bac8df25;border-radius:15px;color:#a8b8d0;font:8px sans-serif;padding:8px;cursor:pointer}.backing-level{display:flex;align-items:center;gap:15px;font:10px sans-serif;color:#8e9db5;margin-top:17px}.backing-level input{max-width:160px}button:focus-visible,input:focus-visible,.sonic-pad:focus-visible{outline:2px solid #c9d9f0;outline-offset:4px}@media(max-width:760px){.world-rail{left:20px;top:105px;flex-direction:row;gap:15px}.world-rail>span{display:none}.world-rail button{font-size:8px;gap:6px}.world-symbol{width:12px;height:12px}.expression-surface{left:20px;bottom:130px;width:150px}.sonic-pad{height:125px;border-radius:22px}.expression-heading{font-size:8px}.expression-heading span{font-size:9px}.sonic-pad span{font-size:6px}.axis-left{left:6px}.axis-right{right:6px}.sound-surface{bottom:24px;width:min(330px,90vw)}.sound-sheet{width:min(430px,92vw);box-sizing:border-box;padding:20px;max-height:calc(100dvh - 175px)}.sound-sheet h2 small{font-size:9px}.invitation h1{font-size:clamp(24px,6vw,40px)}}@media(prefers-reduced-motion:reduce){.sound-surface *,.world-rail *,.expression-surface *{transition:none!important}}.sound-sheet{position:fixed;left:auto;right:calc(193px - 50vw);bottom:86px;transform:none;width:330px;padding:23px;background:linear-gradient(145deg,#202735ee,#101720ef);border-color:#e0e6ef1e;border-radius:22px;box-shadow:0 15px 65px #0004}.sheet-heading{font-size:23px;margin-bottom:25px}.sound-sheet h2{font-size:9px;letter-spacing:.13em;color:#9faab9}.sound-sheet h2 small{letter-spacing:0;font-size:9px}.genre-grid{grid-template-columns:1fr 1fr;gap:0 16px}.genre-grid button{border:0;border-bottom:1px solid #dce5f214;border-radius:0;background:none;padding:12px 0}.genre-grid button span{font-size:13px;text-transform:lowercase}.genre-grid button small{display:none}.genre-grid button[aria-pressed=true]{background:none;border-color:#b6c7db70;color:#f0f4fa}.genre-grid button[aria-pressed=true]:after{content:"·";float:right;color:#e0ebfc;font-size:20px;line-height:12px}.pill-row{gap:4px}.pill-row button{border:0;border-radius:7px;font-size:8px;padding:10px 4px}.stem-mixer label{margin:14px 0}.sound-sheet input[type=range]{appearance:none;-webkit-appearance:none;background:#d9e3ef1b;height:3px;border:0;border-radius:3px;outline-offset:8px}.sound-sheet input[type=range]::-webkit-slider-thumb{appearance:none;width:10px;height:10px;border-radius:50%;background:#bdcadb;box-shadow:0 0 10px #d2def133}.sound-sheet input[type=range]::-moz-range-thumb{width:10px;height:10px;border:0;border-radius:50%;background:#bdcadb}.stem-mixer output{display:none}.timing-controls{justify-content:space-between}.backing-level{font-size:9px;gap:10px}.backing-level input{max-width:110px}.try-sound{display:block;margin:0 auto 14px;background:none;border:0;color:#b5c2d2;font:11px sans-serif;letter-spacing:.04em;cursor:pointer}.try-sound span{margin-left:12px;color:#d5e0f0}.try-sound:disabled{opacity:.3}.sound-section{margin-bottom:24px}@media(max-width:760px){.sound-sheet{left:50%;right:auto;transform:translate(-50%);width:min(330px,92vw);max-height:calc(100dvh - 185px);bottom:86px}.backing-level input{max-width:125px}}.sound-sheet{padding-top:20px;padding-bottom:20px}.sheet-heading,.sound-section{margin-bottom:18px}.genre-grid button{padding:10px 0}.stem-mixer label{margin:11px 0}.timing-controls{margin-top:12px;padding-top:12px}.backing-level{margin-top:12px}.expression-surface.right-expression{left:auto;right:32px;bottom:36px}.right-expression .expression-heading{text-align:right}.right-expression .sonic-pad{box-shadow:inset 0 1px #ffffff20,0 12px 48px #0003}@media(max-width:760px){.expression-surface.right-expression{left:auto;right:20px;bottom:130px}}.lang-toggle{pointer-events:auto!important;background:none;border:1px solid #b9c9da25;color:#aab7c8;font:9px monospace;padding:5px 8px;cursor:pointer;margin-right:8px}.immersive-header .header-actions{display:flex;align-items:center;gap:8px}.creation-rail{position:absolute;right:28px;bottom:28px;z-index:8;width:284px;max-height:calc(100dvh - 115px);overflow:auto;display:flex;flex-direction:column;padding:18px;background:#0c0c0cb8;-webkit-backdrop-filter:blur(26px) saturate(0);backdrop-filter:blur(26px) saturate(0);border:1px solid #ffffff1b;border-radius:24px;box-shadow:inset 0 1px #ffffff0d,0 16px 60px #0004;color:#ddd}.creation-rail .expression-surface{position:relative;left:auto;right:auto;bottom:auto;width:100%;order:2;margin:20px 0 8px}.creation-rail .expression-heading{text-align:left;color:#aaa}.creation-rail .expression-heading span{color:#777}.creation-rail .sonic-pad{height:170px;background:radial-gradient(ellipse at 15% 0%,#ffffff12,transparent 75%),#ffffff03;border-color:#ffffff18;border-radius:18px;box-shadow:inset 0 1px #ffffff0a}.creation-rail .sonic-pad span{color:#aaa}.creation-rail .sonic-pad i{background:radial-gradient(circle at 35% 25%,#fff,#aaa7 50%,#8882);border-color:#fff6;box-shadow:0 0 24px #fff2}.creation-rail .sonic-pad output{display:none}.creation-rail .sound-surface{position:static;transform:none;left:auto;bottom:auto;width:100%;display:flex;flex-direction:column;order:1}.creation-rail .playback-island{order:0;background:none;-webkit-backdrop-filter:none;backdrop-filter:none;border:0;border-radius:0;box-shadow:none;padding:0;gap:12px}.creation-rail .round-play{background:#ffffff09;border-color:#ffffff26}.creation-rail .sound-summary>span{font-size:13px;color:#ddd}.creation-rail .sound-summary small{color:#999}.creation-rail .sound-sheet{order:2;position:static;transform:none;width:100%;max-height:none;overflow:visible;border:0;border-top:1px solid #ffffff15;border-radius:0;background:none;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none;padding:18px 0 0;margin-top:18px}.creation-rail .sheet-heading{display:none}.creation-rail .try-sound{order:1;margin:16px 0 0;color:#bbb}.creation-rail input{accent-color:#ccc}.creation-rail .sound-sheet input[type=range]::-webkit-slider-thumb{background:#ccc;box-shadow:none}.creation-rail .sound-sheet h2,.creation-rail .genre-grid button,.creation-rail .timing-controls label,.creation-rail .backing-level{color:#aaa}.creation-rail .genre-grid button[aria-pressed=true]{color:#fff;border-color:#fff6}.creation-rail .pill-row button[aria-pressed=true]{background:#ffffff12;color:#eee}.creation-rail .stem-mixer label button[aria-pressed=true]{color:#ddd}.hum-start{pointer-events:auto;touch-action:none;display:flex;align-items:center;justify-content:center;gap:13px;margin:28px auto 0;min-width:205px;padding:19px 26px;border:1px solid #ffffff40;border-radius:40px;background:#ffffff0b;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:#eee;font-size:15px;letter-spacing:.02em;cursor:pointer;box-shadow:0 0 0 7px #ffffff03}.hum-start:hover{background:#ffffff18;border-color:#fff8}.hum-start:active{transform:scale(.97)}.hum-guide{display:block;margin:20px auto 0;max-width:350px;font:11px/1.8 sans-serif;color:#9a9a9a;letter-spacing:.02em}.phase-idle .invitation{width:min(620px,65vw);left:50%}.phase-idle .invitation h1{font-size:clamp(32px,4.3vw,60px)}@media(max-width:760px){.creation-rail{right:14px;bottom:14px;width:225px;padding:14px;max-height:55dvh}.creation-rail .sonic-pad{height:110px}.creation-rail .expression-surface{margin-top:14px}.phase-idle .invitation{left:50%;top:31%;width:90vw}.phase-idle .invitation h1{font-size:30px}.hum-start{padding:13px 20px;margin-top:18px}.hum-guide{font-size:10px;margin-top:12px}.invitation p{margin-top:14px}}