.v2{--lime:#286c47;--ink:#f5f7f4;--surface:#ffffff;--line:#dce4dc;--quiet:#607266;color:#233a2c;background:var(--ink);font-family:PingFang SC,Microsoft YaHei,Arial,sans-serif;font-size:14px;line-height:1.6}.v2 button:not(.embedded-score button){display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:6px;font:inherit;cursor:pointer;transition:background .2s,transform .2s,color .2s;white-space:nowrap}.v2 button:not(.embedded-score button):hover:not(:disabled){background:#e7eee3;color:#214c31}.v2 button:not(.embedded-score button):active:not(:disabled){transform:translateY(1px)}.v2 button:focus-visible,.v2 a:focus-visible,.v2 input:focus-visible,.v2 select:focus-visible{outline:2px solid var(--lime);outline-offset:4px}.v2 button:disabled{opacity:.4;cursor:not-allowed}.v2 .v2-primary{background:var(--lime);color:#fff;padding:12px 20px;font-weight:650;border:1px solid var(--lime)}.v2 .v2-primary:hover:not(:disabled){background:#205b3b;color:#fff;box-shadow:0 0 25px #31623b18}.v2 .v2-primary.large{padding:17px 25px;font-size:16px}.v2 input:not(.embedded-score input),.v2 select:not(.embedded-score select){color:#263c2e;background:#fff;border:1px solid #cbd8cb;border-radius:6px;padding:11px 13px;min-width:0;accent-color:var(--lime)}.v2 input::placeholder{color:#738274}.v2 h1,.v2 h2,.v2 h3,.v2 p{margin-top:0}.v2-brand{gap:11px!important;font-weight:650!important;letter-spacing:2px;font-size:20px!important;padding:7px 0}.v2-brand svg{color:var(--lime)}.muted-label{font:11px/1.5 ui-monospace,monospace;letter-spacing:1.5px;color:#607266}.landing{overflow:hidden}.landing-nav{height:80px;max-width:1440px;padding:0 64px;margin:auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #293e2314}.landing-nav>div{display:flex;gap:34px;color:#607064;font-size:13px}.landing-nav a:hover{color:var(--lime)}.hero{max-width:1600px;margin:auto;position:relative;min-height:690px;padding:100px 7%}.hero-sculpture{position:absolute;width:76%;height:100%;object-fit:cover;right:-8%;top:0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 25%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 25%,#000 90%,transparent);opacity:.95}.hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(0deg,#f5f7f4,transparent 15%,transparent 80%,#f5f7f4);pointer-events:none}.hero-content{position:relative;z-index:1;animation:hero-in .9s ease-out both}.hero-eyebrow{color:var(--lime);font-size:12px;letter-spacing:4px;display:block;margin-bottom:25px}.hero h1{font-size:clamp(40px,4.7vw,76px);font-weight:600;line-height:1.27;letter-spacing:-2.5px;margin-bottom:26px}.hero h1 em{font-style:normal;color:var(--lime)}.hero p{color:#576c5c;font-size:17px;line-height:1.95;margin-bottom:32px}.hero-caption{position:absolute;z-index:1;right:10%;bottom:58px;font:11px ui-monospace,monospace;color:#5d755a;letter-spacing:3px}.possibilities,.workflow-section,.questions,.final-cta{max-width:1240px;margin:auto;padding:105px 36px}.section-intro h2,.workflow-section h2{font-size:44px;line-height:1.3;font-weight:550;letter-spacing:-1px;margin-bottom:22px}.section-intro p{color:var(--quiet);font-size:15px;margin-bottom:48px}.feature-layout{display:grid;grid-template-columns:1.25fr 1fr;gap:20px}.feature-layout article{border:1px solid #dce5d8;border-radius:12px;overflow:hidden;position:relative}.feature-layout h3{font-size:23px;font-weight:550;line-height:1.5;margin:20px 0 12px}.feature-layout p{color:#596f5e;font-size:14px;max-width:400px}.feature-main{grid-row:span 2;padding:36px;background:linear-gradient(135deg,#edf4e6,#f5f8f0)}.feature-main>svg,.feature-side>svg{color:var(--lime)}.feature-side{padding:30px;background:#fff;min-height:340px}.feature-bottom{grid-column:2;display:flex;align-items:center;gap:20px;padding:26px;background:#eff4ee}.feature-bottom h3{font-size:18px;margin:0 0 8px}.feature-bottom p{margin:0;font-size:12px}.feature-bottom>svg{flex:none;color:var(--lime)}.frequency-art{display:flex;align-items:center;justify-content:center;gap:3px;height:195px;margin:35px 0}.frequency-art i{width:4px;background:linear-gradient(#8cbd56,#426c35);border-radius:3px;animation:sound-breathe 3s ease-in-out infinite alternate}.feature-note{font-size:11px;color:#617558}.pitch-art{height:100px;position:relative;background:repeating-linear-gradient(0deg,transparent,transparent 19px,#59764a15 20px);margin-top:26px}.pitch-art i{position:absolute;width:11%;height:12px;background:#77a54c;border-radius:2px}.workflow-section{padding-top:95px;border-top:1px solid var(--line)}.workflow-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:55px;margin-top:60px}.workflow-steps article>span{font:48px/1 ui-monospace,monospace;color:#7b9e70;display:block;margin-bottom:25px}.workflow-steps h3{font-size:21px;font-weight:500}.workflow-steps p{color:var(--quiet);font-size:14px}.questions{max-width:1050px;padding-top:70px}.questions h2{font-weight:550;font-size:30px;margin-bottom:35px}.questions details{border-bottom:1px solid var(--line);padding:22px 0}.questions summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;font-size:16px}.questions summary::-webkit-details-marker{display:none}.questions details[open] summary svg{transform:rotate(45deg)}.questions details p{color:var(--quiet);max-width:760px;margin:20px 0 0}.final-cta{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:70px;padding-bottom:70px}.final-cta>span{font-size:32px;letter-spacing:-1px}.landing-footer{max-width:1368px;padding:30px 40px 45px;margin:auto;display:flex;align-items:center;justify-content:space-between;color:var(--quiet);font-size:12px}.reveal{opacity:0;transform:translateY(25px);transition:opacity .7s,transform .7s}.reveal.revealed{opacity:1;transform:none}@keyframes hero-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}@keyframes sound-breathe{0%{transform:scaleY(.72)}to{transform:scaleY(1)}}.login-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#22342540;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;overflow:auto}.login-panel,.project-dialog{background:#fff;border:1px solid #d5e0d1;border-radius:16px;width:460px;padding:40px;position:relative;box-shadow:0 25px 100px #24382a18}.close-login{position:absolute;right:16px;top:16px;padding:7px}.login-symbol{color:var(--lime);margin-bottom:25px}.login-panel h2,.project-dialog h2{font-size:26px;font-weight:550;margin-bottom:10px}.login-panel>p,.project-dialog>p{color:#5b705f;font-size:13px;margin-bottom:30px}.login-panel label,.project-dialog label{display:block;font-size:12px;color:#526a55;margin-top:22px}.phone-field,.code-field{display:flex;align-items:center;margin-top:8px;gap:9px}.phone-field{background:#fff;border:1px solid #cbd8cb;border-radius:6px;padding-left:13px}.phone-field span{font:13px ui-monospace,monospace;color:#536c58}.v2 .phone-field input{border:0;width:100%}.code-field input{width:0;flex:1}.code-field button{color:var(--lime);padding:10px;font-size:12px!important}.login-submit{width:100%;margin-top:28px}.login-demo{margin-top:27px;border-top:1px solid var(--line);padding-top:20px;color:#5b705f;font-size:11px}.login-demo strong{color:#334e38;font-weight:500}.login-demo p{margin:7px 0 0}.login-demo b{color:var(--lime);letter-spacing:2px}.project-dialog label input{display:block;width:100%;margin:10px 0 24px}.project-dialog>.v2-primary{width:100%}.project-dialog>.demo-create{margin-top:12px;width:100%;font-size:12px;color:#446d41;padding:10px}.v2-error{background:#fff0e9;color:#9d3f27;padding:13px 16px;border-radius:6px;font-size:12px;margin-top:16px}.v2-notice{color:#427137;font-size:12px;margin:15px 0}.global-error{position:fixed;bottom:10px;left:20%;right:20%;background:#fff0e9;padding:15px;z-index:200}.library{min-height:100dvh}.library-nav{height:82px;padding:0 5%;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.library-nav>div{display:flex;align-items:center;gap:24px;font-size:12px;color:var(--quiet)}.library-main{max-width:1320px;margin:auto;padding:65px 40px}.library-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:45px}.library-heading h1{font-size:42px;line-height:1.4;font-weight:550;margin:14px 0 10px}.library-heading h1 span{font:20px ui-monospace,monospace;color:#64815c;vertical-align:top;margin-left:16px}.library-heading p{color:var(--quiet);margin:0}.library-controls{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:28px}.library-controls>span{display:flex;align-items:center;gap:8px;color:var(--lime)}.library-controls label{display:flex;align-items:center;gap:8px;color:var(--quiet)}.library-controls input{width:230px;font-size:12px}.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.project-card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}.project-cover{width:100%;height:170px;position:relative;border-radius:0!important;background:#e5eddd!important;overflow:hidden;text-align:left}.project-cover:hover{background:#d9e7cc!important}.project-cover>svg{position:absolute;right:20px;top:20px;color:var(--lime);transition:transform .25s}.project-cover:hover>svg{transform:translate(3px,-3px)}.cover-lines{transform:rotate(-9deg);font:22px ui-monospace,monospace;color:#4d7542;line-height:2.2;white-space:nowrap}.cover-lines span{display:block}.cover-1{background:#f0efdf!important}.cover-2{background:#e3efea!important}.project-info{padding:22px}.project-info h2{font-size:19px;font-weight:550;margin:0;overflow:hidden;text-overflow:ellipsis;max-width:240px}.project-info p{font-size:12px;color:var(--quiet);margin:9px 0 22px}.project-info>div{display:flex;align-items:center;gap:8px}.project-info small{font-size:10px;color:#687c6b;margin-right:auto}.project-info>div button{padding:5px;color:#566e59}.library-footnote{display:flex;align-items:center;gap:8px;margin-top:45px;color:#5f765f;font-size:11px}.library-empty{padding:70px 20px;text-align:center;color:var(--quiet)}.library-empty>svg{color:var(--lime);margin-bottom:20px}.library-empty h2{font-size:21px;color:#233a2c}.library-empty button{padding:12px;border:1px solid var(--line);color:var(--lime)}.workspace-shell{display:flex;height:100dvh;overflow:hidden}.workspace-rail{width:88px;flex:none;background:#fff;border-right:1px solid var(--line);display:flex;align-items:center;flex-direction:column;gap:12px;padding:20px 10px}.workspace-rail>button:first-child{color:#59725c;padding:8px}.rail-mark{color:var(--lime);padding:12px 0 30px}.workspace-rail>button:not(:first-child){flex-direction:column;gap:8px;padding:13px 9px;width:68px;font-size:11px;color:#5c735e}.workspace-rail>button.active{background:#e5efda;color:var(--lime)}.rail-bottom{margin-top:auto;font-size:11px;letter-spacing:3px;color:#637a5c;text-align:center}.workspace-content{flex:1;min-width:0;display:flex;flex-direction:column}.workspace-top{height:64px;flex:none;background:#fff;border-bottom:1px solid var(--line);padding:0 30px;display:flex;justify-content:space-between;align-items:center;gap:12px}.workspace-top>div{display:flex;align-items:center;gap:16px;min-width:0}.workspace-top strong{font-size:14px;font-weight:500;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.local-badge{font-size:10px;color:#577943;white-space:nowrap}.workspace-top>button{font-size:12px!important;color:#4d6947;padding:8px 12px;border:1px solid var(--line)}.audio-workspace{padding:28px 34px 30px;overflow:auto;flex:1}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:20px}.workspace-heading h1{font-size:25px;font-weight:500;margin:9px 0 0}.demo-notice{background:#edf3e5;color:#536b46;border-left:2px solid #8bab64;padding:10px 14px;font-size:11px;margin-bottom:22px}.tracks-panel,.piano-panel{background:#fff;border:1px solid var(--line);border-radius:9px;overflow:hidden}.panel-heading{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line)}.panel-heading h2{font-size:14px;font-weight:550;margin:0 auto 0 0}.panel-heading h2 span{font:10px ui-monospace,monospace;color:#66815f;margin-left:13px}.panel-heading>div{display:flex;align-items:center;gap:5px}.panel-heading button{font-size:11px!important;padding:5px 9px;color:#4d7140;border:1px solid #ceddc5}.upload-zone{width:100%;padding:35px;flex-direction:column;gap:8px!important;color:#5c7652}.upload-zone>svg{color:var(--lime);margin-bottom:6px}.upload-zone strong{font-weight:500;font-size:14px}.upload-zone span{font-size:11px;color:#6d8164}.source-row{padding:10px 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);font-size:12px;color:#536d49}.source-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.source-row button{margin-left:auto;font-size:11px!important;color:var(--lime);padding:4px 9px;flex:none}.track-row{display:flex;align-items:center;gap:10px;height:67px;padding:0 18px;border-bottom:1px solid #344e2410}.track-row:last-child{border-bottom:0}.track-name{width:130px;flex:none;display:grid;grid-template-columns:22px 1fr;align-items:center}.track-name small{grid-row:span 2;font:10px ui-monospace,monospace;color:#6e8065}.track-name strong{font-weight:500;font-size:12px}.track-name span{font-size:9px;color:#6b7e62}.track-row>button{width:25px;height:25px;background:#edf3e7;color:#527245;font-size:10px!important;flex:none}.track-row>button[aria-pressed=true]{background:var(--lime);color:#fff}.v2 .track-row>input{width:62px;padding:0;border:0}.track-row canvas{flex:1;width:0;height:43px;margin:0 15px;opacity:.9}.track-row.is-muted canvas{opacity:.22}.candidate{display:flex;align-items:center;gap:14px;background:#edf5e3;color:#486a34;padding:12px 18px;margin:16px 0;font-size:12px;border-radius:6px}.candidate span{margin-right:auto}.candidate button{color:var(--lime);padding:4px}.piano-panel{margin-top:22px}.piano-help{display:flex;justify-content:space-between;gap:20px;padding:10px 20px;font-size:10px;color:#637757}.piano-scroll{overflow:auto;max-height:330px;background:#fbfcf9;border-top:1px solid var(--line);scrollbar-color:#a9bfa0 #eef3e8}.piano-grid{position:relative}.piano-ruler{height:28px;position:absolute;top:0;background:#f1f5eb;border-bottom:1px solid #d3dec8;z-index:2}.piano-ruler span{position:absolute;top:6px;font:10px ui-monospace,monospace;color:#5a734b;padding-left:8px}.piano-keys{position:sticky;left:0;top:28px;z-index:3;width:52px;padding-top:28px;background:#f1f4eb}.piano-keys>div{border-bottom:1px solid #d4dec9;text-align:right;padding-right:8px;font:9px/16px ui-monospace,monospace;color:#587346}.piano-keys>div:nth-child(3n){background:#e4ebdc}.note-field{position:absolute;background-image:linear-gradient(to right,#6c87562b 1px,transparent 1px),linear-gradient(to bottom,#6c87562b 1px,transparent 1px)}.v2 .piano-note{position:absolute;background:#a8ce73;color:#2d4518;border:1px solid #8aaf57;border-radius:2px!important;font-size:8px!important;padding:0 3px;overflow:hidden;touch-action:none;cursor:grab!important;justify-content:flex-start!important;transition:none!important}.v2 .piano-note.bass-note{background:#9dbfb3;border-color:#759d8d;color:#294b3e}.v2 .piano-note.selected{background:#c0e58c;outline:2px solid white;outline-offset:1px;z-index:4}.v2 .piano-note:hover:not(:disabled){background:#c6e99d;color:#2e4c1f}.playhead{position:absolute;width:1px;background:#547c2a;box-shadow:0 0 8px #9ebf6c;pointer-events:none;z-index:5}.piano-empty{color:#638050;font-size:13px;padding:70px}.note-inspector{padding:10px 20px;display:flex;align-items:center;gap:12px;min-height:45px;border-top:1px solid var(--line);font-size:11px;color:#59714a}.note-inspector span{margin-right:auto}.note-inspector button{padding:4px 8px;border:1px solid var(--line);font-size:10px!important}.transport{display:flex;align-items:center;gap:20px;padding:18px 0 0;font:12px ui-monospace,monospace;color:#526e42}.v2 .transport-play{height:38px;width:38px;background:var(--lime);color:#fff}.v2 .transport select{font-size:11px;padding:8px}.transport strong{font-size:19px;font-weight:500;color:#35562b}.transport-sync{margin-left:auto;color:#5b793f;font-size:10px}.embedded-score{flex:1;min-height:0;color:#29322e;background:#f4f5f4;--accent:#34765a;--border:#e7eae7;--muted:#8a938d;--panel:#fcfdfc}.embedded-score .studio{height:100%;min-height:0;font-size:13px;line-height:normal}.embedded-score .topbar{display:none}.embedded-score p{margin-top:revert}.embedded-score .playback{position:absolute}.embedded-score .canvas-area{position:relative}.embedded-score .workbench{grid-template-columns:170px minmax(280px,1fr) 260px}.embedded-score .hide-left{grid-template-columns:minmax(280px,1fr) 260px}.embedded-score .brand-en{display:none}.embedded-score input::placeholder{color:#8b998f}@media(min-width:1600px){.hero{padding-left:10%;min-height:760px}.audio-workspace{padding:35px 55px}.piano-scroll{max-height:390px}}@media(max-width:1100px){.landing-nav{padding:0 30px}.landing-nav>div{gap:22px}.hero{padding:85px 6%;min-height:620px}.hero-sculpture{width:90%;right:-20%;opacity:.65}.feature-main,.feature-side{padding:27px}.feature-bottom{padding:22px}.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace-heading h1{font-size:21px}.audio-workspace{padding:24px 20px}.workspace-top{padding:0 20px}.embedded-score .workbench{grid-template-columns:minmax(280px,1fr) 230px}.embedded-score .left-panel{display:none}.track-name{width:110px}.track-row canvas{margin:0 4px}.piano-help>span:last-child{display:none}}@media(max-width:700px){.landing-nav{height:74px;padding:0 20px}.landing-nav>div{display:none}.v2-brand{font-size:17px!important;letter-spacing:1px}.landing-nav>.v2-primary{font-size:11px;padding:9px 12px}.hero{padding:60px 24px 230px;min-height:700px}.hero h1{font-size:42px;letter-spacing:-1.5px}.hero p{font-size:15px}.hero-sculpture{width:120%;height:63%;right:-26%;top:38%;opacity:.62;-webkit-mask-image:linear-gradient(0deg,transparent,#000 20%,#000 70%,transparent);mask-image:linear-gradient(0deg,transparent,#000 20%,#000 70%,transparent)}.hero-caption{right:25px;bottom:28px;font-size:9px}.hero-eyebrow{font-size:10px;letter-spacing:2px}.possibilities,.workflow-section,.questions,.final-cta{padding:65px 24px}.section-intro h2,.workflow-section h2{font-size:33px}.feature-layout{grid-template-columns:1fr}.feature-main{grid-row:auto}.feature-bottom{grid-column:auto}.feature-side{min-height:300px}.frequency-art{height:140px;margin:30px 0}.workflow-steps{grid-template-columns:1fr;gap:35px;margin-top:35px}.workflow-steps article{display:grid;grid-template-columns:54px 1fr;column-gap:20px}.workflow-steps article>span{font-size:32px;grid-row:span 2}.workflow-steps h3{margin:0 0 10px}.workflow-steps p{margin:0}.questions h2{font-size:25px}.questions summary{font-size:14px}.final-cta{flex-direction:column;align-items:flex-start;gap:25px}.final-cta>span{font-size:27px}.landing-footer{padding:25px;align-items:flex-start;gap:20px;flex-direction:column}.login-panel,.project-dialog{padding:30px 24px;width:100%;max-width:460px}.login-panel h2{font-size:23px}.library-nav{padding:0 20px}.library-nav>div{font-size:10px;gap:10px}.library-main{padding:40px 20px}.library-heading h1{font-size:33px}.library-heading p{font-size:12px;max-width:220px}.library-heading>.v2-primary{font-size:12px;padding:10px}.library-controls input{width:160px}.project-grid{grid-template-columns:1fr}.library-footnote{align-items:flex-start}.workspace-rail{width:64px;padding:14px 5px}.workspace-rail>button:not(:first-child){width:53px;font-size:10px;padding:12px 5px}.rail-mark{padding:10px 0}.workspace-top{padding:0 12px;height:58px}.workspace-top .muted-label,.local-badge{display:none}.workspace-top>button{font-size:10px!important;padding:7px}.workspace-heading{align-items:flex-start}.workspace-heading h1{font-size:19px;max-width:180px}.workspace-heading .v2-primary{font-size:11px;padding:9px}.audio-workspace{padding:20px 12px}.track-name{width:84px}.track-row{gap:5px;padding:0 8px}.track-row>input{display:none}.track-name small{display:none}.track-name{display:flex;flex-direction:column;align-items:flex-start}.track-row canvas{min-width:30px}.panel-heading{padding:12px}.panel-heading h2 span{display:none}.piano-help{padding:10px 12px}.note-inspector{flex-wrap:wrap;padding:10px}.transport{gap:9px;flex-wrap:wrap}.transport-sync{display:none}.transport strong{font-size:15px}.demo-notice{font-size:10px}.candidate{flex-wrap:wrap}.embedded-score .workbench{display:flex}.embedded-score .canvas-top:after{content:"完整简谱编辑建议使用电脑"}.embedded-score .toolbar{min-height:54px}.source-row{padding:10px}.source-row span{max-width:140px}}@media(prefers-reduced-motion:reduce){.v2 *{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}@media print{.workspace-rail,.workspace-top{display:none!important}.workspace-shell,.workspace-content,.embedded-score{display:block;height:auto;overflow:visible}.embedded-score .studio{height:auto;overflow:visible}}.v2 .piano-note.selected{outline-color:#2c6336}.v2 .track-row canvas{filter:none}.v2 .project-cover{border-bottom:1px solid #d8e3d2}.v2 .hero-sculpture{mix-blend-mode:multiply}.v2 .hero:after{background:linear-gradient(0deg,#f5f7f4,transparent 16%,transparent 88%,#f5f7f4)}.v2 .workspace-rail>button.active{box-shadow:inset 3px 0 #54823a}.v2 .transport-scrub{flex:1;min-width:80px;max-width:300px;padding:0;border:0}.v2 .piano-keys{position:absolute;top:28px;padding-top:0}.v2 .workspace-top .score-actions{display:flex;gap:8px}.v2 .workspace-top .score-actions button{padding:7px 10px;font-size:11px;border:1px solid var(--line)}@media(max-width:700px){.v2 .workspace-top .score-actions button{padding:6px;font-size:10px}.v2 .workspace-top .score-actions button:first-child{display:none}.v2 .transport-scrub{max-width:160px}.v2 .workspace-top .score-actions{gap:5px}}.embedded-score .topbar{display:flex;height:48px;min-height:48px;justify-content:flex-end;padding:0 18px;gap:10px}.embedded-score .topbar>.brand,.embedded-score .topbar>.header-divider,.embedded-score .topbar>.breadcrumb,.embedded-score .topbar>.save-state,.embedded-score .topbar .avatar{display:none}.embedded-score .topbar .top-actions{gap:14px}.library-main{padding-top:38px}.library-heading{margin-bottom:27px}.library-heading h1{font-size:34px;margin:10px 0 8px}.library-heading p{font-size:13px}.project-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.project-cover{height:96px}.project-cover>svg{right:12px;top:12px}.cover-lines{font-size:16px;line-height:1.7}.project-info{padding:14px}.project-info h2{font-size:16px;max-width:205px;text-align:left}.project-info p{font-size:11px;margin:5px 0 12px}.project-info>div{gap:5px}.project-info>div button{padding:4px}.library-nav{gap:25px}.collection-nav{display:flex;align-items:center;gap:8px;margin-right:auto;margin-left:30px;height:100%}.v2 .collection-nav button{height:100%;border-radius:0;padding:0 16px;font-size:13px;color:#607266;position:relative}.v2 .collection-nav button.active{color:#286c47;font-weight:600;background:transparent}.collection-nav button.active:after{content:"";height:2px;position:absolute;bottom:0;left:15px;right:15px;background:#286c47}.community-demo{font-size:11px;color:#6f806b;background:#eaf1e5;padding:6px 10px;border-radius:5px}.plaza-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line);padding-bottom:14px}.plaza-tabs{display:flex;gap:20px}.v2 .plaza-tabs button{padding:7px 0;color:#667866}.v2 .plaza-tabs button[aria-pressed=true]{color:#286c47;font-weight:600}.plaza-search{display:flex;align-items:center;gap:8px;color:#738274}.plaza-search input{font-size:12px;width:225px}.plaza-filters{display:flex;align-items:center;gap:7px;margin:20px 0}.v2 .plaza-filters button{padding:5px 14px;font-size:12px;color:#5d735c}.v2 .plaza-filters button[aria-pressed=true]{background:#e4eddb;color:#2e623f}.plaza-filters>span{margin-left:auto;font-size:11px;color:#758671}.community-card .project-cover{height:108px}.cover-instrument{position:absolute;bottom:10px;left:13px;font-size:10px;color:#597552}.community-byline{font-size:11px;color:#5c705b}.creator-avatar{height:23px;width:23px;display:inline-grid;place-items:center;background:#e3ebdd;border-radius:50%;font-size:10px;color:#476944}.creator-avatar.avatar-tone-1{background:#ebe8d9;color:#827148}.creator-avatar.avatar-tone-2{background:#e0ece8;color:#527567}.community-byline>button{margin-left:auto}.community-byline>button[aria-pressed=true]{color:#286c47}.community-detail{position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px;width:720px;max-height:90dvh;overflow:auto;box-shadow:0 20px 80px #27412820}.community-detail h2{font-size:25px;margin:13px 0 6px}.community-detail>p{font-size:13px;color:#607266}.community-detail .detail-creator{font-size:11px;margin-bottom:14px}.community-preview{height:310px;overflow:auto;background:#f5f7f3;border:1px solid var(--line);border-radius:6px}.community-preview .sheet{display:block;width:100%;height:auto}.detail-listen{display:flex;align-items:center;gap:10px;padding:14px 0;color:#5c755e;font-size:12px}.detail-listen audio{height:33px;flex:1;min-width:0}.detail-actions{display:flex;gap:14px;justify-content:flex-end;align-items:center}.detail-actions>button:not(.v2-primary){padding:9px 12px;font-size:12px}.track-visual{position:relative;flex:1;min-width:0;height:48px;margin:0 12px;overflow:hidden;border-radius:3px}.track-visual canvas{display:block;width:100%;height:48px;margin:0;opacity:1}.track-visual .track-playhead{position:absolute;top:0;bottom:0;width:1px;background:#255840;box-shadow:0 0 3px #255840;pointer-events:none}.visual-status{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:10px;color:#738274;background:#f3f6ef}.audio-view-switch{gap:0!important;padding:2px;border:1px solid #d6e0cf;border-radius:5px}.v2 .audio-view-switch button{border:0;padding:3px 9px}.v2 .audio-view-switch button[aria-pressed=true]{background:#e4eddb;color:#286c47}.track-row.is-muted .track-visual{opacity:.4}.track-row.is-muted canvas{opacity:1}@media(max-width:1100px){.project-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.collection-nav{margin-left:0}.library-nav{gap:15px}.track-visual{margin:0 4px}}@media(max-width:760px){.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-nav{height:auto;min-height:76px;flex-wrap:wrap;padding-top:12px}.library-nav>div{margin-left:auto}.collection-nav{order:3;width:100%;height:42px;margin:0;justify-content:center}.v2 .collection-nav button{padding:0 25px}.plaza-filters>span{display:none}.plaza-toolbar{gap:12px}.plaza-tabs{gap:12px;flex-shrink:0}.plaza-search input{width:150px}.community-detail{padding:24px 18px}.community-preview{height:260px}.detail-listen>span{display:none}.detail-actions{gap:8px}.detail-actions .v2-primary{padding:10px;font-size:12px}.audio-view-switch button{font-size:10px}.tracks-panel .panel-heading{flex-wrap:wrap}.tracks-panel .panel-heading h2{flex:1}.track-visual{margin:0 2px}}@media(max-width:440px){.library-heading h1{font-size:29px}.project-grid{gap:10px}.project-info{padding:10px}.project-info h2{font-size:14px;max-width:145px}.project-info p{font-size:10px}.project-info>div{flex-wrap:wrap}.project-info small{width:100%;margin-bottom:2px}.community-byline{gap:4px;font-size:10px}.community-byline .creator-avatar{width:20px;height:20px}.plaza-toolbar{align-items:stretch;flex-direction:column;gap:10px}.plaza-search input,.plaza-search{width:100%}.community-demo{display:none}.project-cover{height:82px}.community-card .project-cover{height:92px}.cover-lines{font-size:13px}}.workspace-shell{--line:#dce3e2;--lime:#347f71;background:#f5f7f7;color:#354442}.workspace-rail{width:68px;padding:12px 5px;gap:10px}.workspace-rail>button:not(:first-child){width:56px}.rail-mark{padding:8px 0 14px}.workspace-top{height:52px;padding:0 18px}.audio-workspace{padding:0!important;display:flex;flex-direction:column;overflow:hidden;min-height:0}.transport{order:-2;margin:0;padding:8px 18px;height:58px;flex:none;background:#fff;border-bottom:1px solid var(--line);gap:14px}.transport strong{font-size:20px;font-variant-numeric:tabular-nums}.v2 .transport-play{border-radius:50%;background:#347f71}.transport-sync{font-family:inherit}.studio-tools{order:-1;display:flex;align-items:center;gap:10px;padding:7px 16px;flex:none;border-bottom:1px solid var(--line);background:#f8fafa;font-size:11px}.v2 .studio-tools button{padding:5px 9px;border:1px solid var(--line);font-size:11px;background:#fff}.studio-tools>span{margin-right:auto;color:#7d8987}.studio-tools output{font:11px ui-monospace,monospace;min-width:36px;text-align:center}.studio-timeline{overflow:auto;flex:1;min-height:0;scrollbar-color:#bccbc7 #f3f6f5;position:relative}.arrangement-ruler{display:flex;height:36px;background:#eaf0ee;border-bottom:1px solid #ccd8d4}.arrangement-ruler>strong{width:200px;flex:none;position:sticky;left:0;background:#eaf0ee;z-index:6;padding:11px 15px;font-size:10px;letter-spacing:1px;color:#71817d}.arrangement-ruler>div{position:relative}.v2 .arrangement-ruler button{position:absolute;top:0;height:36px;border-left:1px solid #ccd8d4;border-radius:0;justify-content:flex-start;padding:0 8px;font:11px ui-monospace,monospace}.arrangement-ruler small{margin-left:12px;color:#809e95}.tracks-panel{border:0;border-radius:0}.tracks-panel>.panel-heading{padding:7px 12px;position:sticky;left:0;width:calc(100vw - 85px);min-height:38px;background:#fff}.panel-heading h2{font-size:11px}.panel-heading h2 span{font-size:9px}.daw-row{display:flex;height:88px;border-bottom:1px solid var(--line);background:#f7f9f8}.daw-track-control{width:200px;flex:none;position:sticky;left:0;z-index:6;background:#fff;padding:10px 12px;border-right:1px solid var(--line);border-left:3px solid #73a899;display:flex;flex-direction:column;gap:7px}.daw-track-control strong{font-size:12px;font-weight:550;display:flex;gap:7px;align-items:center}.daw-track-control strong small{margin-left:auto}.daw-track-control>small{font-size:9px;color:#8a9692;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.daw-track-control>div{display:flex;align-items:center;gap:5px}.v2 .daw-track-control button{font-size:9px;padding:3px 5px;border:1px solid #dce5e1;border-radius:3px;width:max-content;color:#55786d}.v2 .daw-track-control button[aria-pressed=true]{background:#347f71;color:#fff}.v2 .daw-track-control input{width:76px;border:0;padding:0;accent-color:#548f7d}.daw-lane{position:relative;flex:1;min-width:0;background-image:linear-gradient(to right,#cddbd4 1px,transparent 1px),linear-gradient(to right,#e6ede9 1px,transparent 1px);background-size:var(--bar-width) 100%,var(--beat-width) 100%;overflow:hidden}.daw-lane>div:not(.playhead){height:100%;max-width:100%;padding:12px 0}.daw-lane .track-visual{height:62px;margin:0;border-radius:0;border:1px solid #b9d1c6;background:#e7f0eb}.daw-lane .track-visual canvas{height:62px}.daw-lane .playhead{top:0;bottom:0;background:#347f71;box-shadow:none;width:2px}.daw-row.is-muted .track-visual{opacity:.3}.midi-arrangement .daw-lane{background-color:#edf3f0}.v2 .arrangement-note{position:absolute;height:3px;background:#6f9b8b;border:0;border-radius:0;padding:0;min-width:0}.piano-panel{margin:0;border:0;border-top:2px solid #cfddd6;border-radius:0}.piano-panel>.panel-heading,.piano-help,.note-inspector{position:sticky;left:0;width:calc(100vw - 85px);background:#fff;z-index:7}.piano-panel>.panel-heading{padding:8px 14px;height:44px}.piano-help{padding:7px 14px}.piano-scroll{overflow:visible;max-height:none!important;border:0}.piano-keys{width:200px!important;position:sticky!important;left:0;top:0!important;padding-top:28px!important;background:#fff}.piano-keys>div{line-height:18px;padding-right:12px;text-align:right;background:#fff;border-color:#e4eae7}.piano-keys>div:nth-child(3n){background:#fff}.piano-keys>div:nth-child(12n+2),.piano-keys>div:nth-child(12n+4),.piano-keys>div:nth-child(12n+6),.piano-keys>div:nth-child(12n+9),.piano-keys>div:nth-child(12n+11){background:#e1e8e5;border-left:120px solid #364641;color:#5f746c}.piano-ruler{background:#eaf0ee}.note-field{background-color:#f8faf9;background-image:linear-gradient(to right,#b9cfc4 1px,transparent 1px),linear-gradient(to right,#dbe6e0 1px,transparent 1px),linear-gradient(to bottom,#e0e8e3 1px,transparent 1px);background-size:var(--bar-width) 100%,var(--beat-width) 100%,100% 18px!important}.v2 .piano-note{background:#8db5a5;border:0;color:#264d40}.v2 .piano-note.bass-note{background:#aac7bb;border:0}.v2 .piano-note.selected{background:#548f79;outline:1px solid #245c48;color:#fff}.candidate{margin:0;border-radius:0;position:sticky;left:0;width:calc(100vw - 85px)}.audio-workspace>.v2-error,.audio-workspace>.v2-notice{margin:0;padding:6px 14px;font-size:11px;flex:none}.upload-zone{width:calc(100vw - 85px);position:sticky;left:0;padding:18px;font-size:11px}.playhead{box-shadow:none}.v2 .studio-tools button[aria-pressed=true]{background:#e3eee9;color:#2c6856}@media(max-width:700px){.workspace-rail{width:54px}.workspace-rail>button:not(:first-child){width:44px}.workspace-top{padding:0 10px}.transport{height:auto;min-height:58px;gap:8px;padding:8px 10px}.transport select{max-width:120px}.studio-tools{flex-wrap:wrap;gap:5px;padding:6px}.studio-tools>span{display:none}.tracks-panel>.panel-heading,.piano-panel>.panel-heading,.piano-help,.note-inspector,.candidate,.upload-zone{width:calc(100vw - 70px)}.piano-help>span:first-child{max-width:100%;font-size:9px}.daw-track-control{padding-left:7px}.transport-sync{display:none}}.daw-track-control>*{flex-shrink:0}.piano-keys>div.white-key{background:#fff;border-left:0}.piano-keys>div.black-key{background:#e1e8e5;border-left:120px solid #364641;color:#5f746c}.v2 .transport .transport-play{border-radius:50%}.v2 button:focus-visible{outline:2px solid #347f71;outline-offset:2px}.daw-row{height:68px}.daw-track-control{padding-top:7px;padding-bottom:5px;gap:4px}.daw-lane>div:not(.playhead){padding:8px 0}.daw-lane .track-visual,.daw-lane .track-visual canvas{height:50px}.studio-timeline{display:grid;overflow:hidden;grid-template-rows:minmax(0,var(--split-ratio)) 10px minmax(0,1fr)}.studio-timeline.split-closed{grid-template-rows:minmax(0,1fr)}.track-pane{min-height:0;overflow:auto;scrollbar-color:#aabeb5 #edf3ef}.studio-splitter{cursor:row-resize;touch-action:none;background:#e8eeeb;border-top:1px solid #cddbd4;border-bottom:1px solid #cddbd4;display:flex;align-items:center;justify-content:center;z-index:8}.studio-splitter span{height:3px;width:44px;border-radius:3px;background:#91a99d}.studio-splitter:hover,.studio-splitter:focus-visible{background:#cbded4;outline:0}.studio-splitter:focus-visible span{background:#347f71}.piano-panel{display:flex;flex-direction:column;min-height:0;border-top:0;width:100%;overflow:hidden}.piano-panel>.panel-heading,.piano-help,.note-inspector{width:100%;flex:none}.piano-scroll{flex:1;min-height:0;overflow:auto;max-height:none!important}.piano-keys{position:sticky!important;top:0!important}.piano-ruler{z-index:2}.note-inspector{min-height:38px}.daw-row{height:94px}.daw-lane>div:not(.playhead){padding:6px 0}.daw-lane .track-visual,.daw-lane .track-visual canvas{height:80px}.midi-arrangement{height:88px}.track-visual .sdk-wave,.track-visual .sdk-spectrum{width:100%;height:100%}.track-visual.spectrum .sdk-wave,.track-visual.waveform .sdk-spectrum{display:none}.track-visual{border-radius:0!important}.track-visual .sdk-spectrum canvas{image-rendering:auto}.daw-lane .track-visual{border:0;background:#f1f6f3}.frequency-labels{position:absolute;right:4px;top:2px;bottom:2px;display:flex;flex-direction:column;justify-content:space-between;pointer-events:none;font:8px ui-monospace,monospace;color:#234c3c;text-shadow:0 1px #fff}.track-visual .visual-status{z-index:2}.track-visual.spectrum .sdk-wave{display:block;position:absolute;top:0;right:0;bottom:0;left:0;visibility:hidden}.track-visual.spectrum .sdk-spectrum{position:absolute;top:0;right:0;bottom:0;left:0}.daw-lane .track-visual canvas{margin:0;filter:none}.track-pane .arrangement-ruler{position:sticky;top:0;z-index:9}.track-pane .panel-heading{position:sticky;top:36px;z-index:9}.piano-grid .piano-keys{padding-top:28px!important}.piano-scroll .piano-ruler{position:absolute}.piano-grid .piano-keys{top:auto!important}.studio-timeline .candidate{width:100%;position:sticky;left:0}.track-pane .tracks-panel>.panel-heading{width:100%}.track-pane .tracks-panel{overflow:visible}.track-pane .tracks-panel>.panel-heading{width:var(--pane-width);height:40px;padding:7px 12px}.track-pane .arrangement-ruler>strong{flex-shrink:0}.track-pane .upload-zone{width:var(--pane-width)}.tracks-panel[data-view=spectrum] .daw-row:not(.midi-arrangement){height:142px}.tracks-panel[data-view=spectrum] .daw-lane .track-visual,.tracks-panel[data-view=spectrum] .daw-lane .track-visual canvas{height:128px}.frequency-labels{z-index:10;background:#f6faf6c9;padding:1px 3px;border-radius:2px}.v2 .login-panel .phone-field{transition:border-color .15s ease}.v2 .login-panel .phone-field:focus-within{border-color:#609681}.v2 .login-panel input:focus,.v2 .login-panel input:focus-visible{outline:none;box-shadow:none}.v2 .login-panel .phone-field input:focus{border:0}.v2 .login-panel .code-field input{transition:border-color .15s ease}.v2 .login-panel .code-field input:focus{border-color:#609681}:root{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;color:#29322e;background:#f4f5f4;font-synthesis:none;font-size:13px;--accent:#34765a;--accent-bg:#eaf2ed;--border:#e7eae7;--muted:#8a938d;--panel:#fcfdfc}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;border:0;background:none;color:inherit}button:disabled{opacity:.32;cursor:not-allowed}button,input,select{outline:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid #34765a;outline-offset:3px}button{transition:background .15s,color .15s}button:hover:not(:disabled){background-color:#edf1ee}button:active:not(:disabled){transform:translateY(.5px)}input,select{accent-color:var(--accent)}input[type=range]{cursor:pointer}a{color:inherit;text-decoration:none}.studio{height:100dvh;min-height:580px;display:flex;flex-direction:column;overflow:hidden}.topbar{height:70px;flex:none;display:flex;align-items:center;padding:0 24px;background:#fff;border-bottom:1px solid var(--border);gap:23px}.brand{display:flex;align-items:center;gap:10px;min-width:161px;font-size:21px;font-weight:650;letter-spacing:3px}.brand>span:last-child{display:flex;align-items:center;gap:13px}.brand-icon{background:var(--accent);color:#fff;width:35px;height:35px;border-radius:10px;display:grid;place-items:center}.brand-en{font-size:10px;letter-spacing:1.5px;font-weight:500;color:#89938c;margin-top:5px}.header-divider,.separator,.status-divider{width:1px;background:var(--border);height:22px;flex-shrink:0}.breadcrumb{display:flex;gap:14px;align-items:center;color:#8b938e;font-size:12px}.breadcrumb button{display:flex;gap:10px;align-items:center;color:#303a33;padding:8px 2px;font-weight:550;max-width:200px;white-space:nowrap;overflow:hidden}.save-state{font-size:11px;color:#939b95;display:flex;gap:5px;align-items:center}.save-state svg{color:#609778}.top-actions{margin-left:auto;display:flex;gap:20px;align-items:center}.text-btn{display:flex;align-items:center;justify-content:center;gap:7px;padding:8px;border-radius:6px;color:#657169;font-size:12px}.primary{background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:6px;font-size:12px;font-weight:550;white-space:nowrap;box-shadow:0 2px 3px #244c3310}.primary:hover:not(:disabled){background:#285c45}.avatar{border:1px solid #e3e7e2;background:#f0f2ec;width:32px;height:32px;border-radius:50%;font-size:11px;color:#626e59}.toolbar{height:58px;flex:none;display:flex;align-items:center;padding:0 20px;gap:18px;border-bottom:1px solid var(--border);background:#fff}.toolbar-group{display:flex;gap:4px;align-items:center}.icon-btn{height:32px;min-width:32px;padding:6px;display:inline-flex;justify-content:center;align-items:center;border-radius:5px;color:#67716a}.icon-btn.active,.mode.active{background:var(--accent-bg);color:var(--accent)}.mode{display:flex;align-items:center;gap:7px;padding:8px 13px;border-radius:5px;font-size:12px;color:#7c857f}.music-symbol{font-family:Arial Unicode MS,serif;font-size:26px;line-height:26px}.dot-symbol{font-size:29px;font-weight:600}.octave-symbol{font-family:Arial;font-size:17px;line-height:9px;position:relative;top:-2px;text-align:center}.octave-symbol.low{top:3px}.slur-symbol{font-size:28px;line-height:20px}.lyric-tool{font-size:15px}.toolbar-right{display:flex;gap:15px;align-items:center;margin-left:auto}.workbench{display:grid;grid-template-columns:208px minmax(300px,1fr) 260px;flex:1;min-height:0}.left-panel,.right-panel{background:var(--panel);display:flex;flex-direction:column;min-height:0;overflow:auto}.left-panel{border-right:1px solid var(--border)}.right-panel{border-left:1px solid var(--border)}.panel-tabs{display:flex;height:53px;min-height:53px;border-bottom:1px solid var(--border);padding:0 20px;gap:27px}.panel-tabs button{color:#8b948e;font-size:12px;position:relative;padding:0 3px}.panel-tabs button.active{color:#315e47;font-weight:600}.panel-tabs button.active:after{content:"";height:2px;background:var(--accent);position:absolute;bottom:0;left:0;right:0}.right-tabs{gap:29px}.library-title{display:flex;justify-content:space-between;align-items:center;padding:17px 16px 8px;color:#8b948e;font-size:10px;letter-spacing:.8px}.library-title .icon-btn{height:22px;min-width:22px}.current-document{display:flex;align-items:center;gap:10px;text-align:left;background:#edf3ee;border:1px solid #e1ebe3;border-radius:6px;margin:0 12px;padding:11px 10px}.document-icon{color:var(--accent)}.current-document strong{font-size:12px;display:block;font-weight:550;max-width:123px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.current-document small{font-size:10px;color:#8a978e;display:block;margin-top:4px}.document-dot{background:#548968;width:5px;height:5px;border-radius:50%;margin-left:auto}.pages-heading{display:flex;justify-content:space-between;padding:28px 20px 15px;font-size:10px;color:#8e978f;letter-spacing:.5px}.page-list{padding:0 31px;display:flex;flex-direction:column;gap:16px;min-height:0;max-height:390px;overflow:auto;flex-shrink:0}.page-thumb{display:block;text-align:left;padding:0;width:100%;border-radius:3px}.miniature{border:1px solid #dce3de;background:#fff;box-shadow:0 2px 5px #35453605;border-radius:2px;overflow:hidden;pointer-events:none}.page-thumb.active .miniature{border:1.5px solid #629675;box-shadow:0 0 0 3px #edf3ee}.miniature svg{display:block;width:100%;height:auto}.thumb-label{font-size:10px;color:#8d968f;display:flex;justify-content:space-between;margin-top:10px}.page-thumb.active .thumb-label{color:var(--accent)}.add-section{display:flex;align-items:center;justify-content:center;gap:6px;border:1px dashed #d9e0da;margin:20px 23px;padding:9px;font-size:11px;color:#8b968d;border-radius:5px}.left-bottom{margin-top:auto;padding:20px 14px 18px}.left-bottom button{display:flex;align-items:center;gap:9px;width:100%;font-size:11px;padding:10px 5px;color:#7f8b82;border-radius:5px}.left-bottom button>:last-child{margin-left:auto}.left-bottom button span{font-size:11px;border:1px solid #dce2dc;border-radius:4px;padding:0 4px}.canvas-area{background:#f0f2f1;position:relative;display:flex;flex-direction:column;min-height:0;overflow:hidden}.canvas-top{height:51px;min-height:51px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;color:#959e98;font-size:10px}.canvas-top>div{display:flex;align-items:center;gap:13px}.view-label{color:#717e74}.canvas-top-separator{color:#c3cac5}.canvas-top button{font-size:10px;color:#939c96;display:flex;gap:6px;align-items:center;border-radius:4px}.sheet-scroll{overflow:auto;flex:1;min-height:0;padding:0 30px 95px;scrollbar-width:thin;scrollbar-color:#cdd5cf transparent}.sheets{width:var(--paper-width);max-width:none;margin:0 auto}.full-sheet{width:100%;margin:0 0 28px;background:#fff;box-shadow:0 4px 22px #25362a08,0 0 1px #20382925;scroll-margin-top:20px}.sheet{width:100%;display:block;height:auto;color:#202622;-webkit-user-select:none;user-select:none}.paper-eyebrow{font-family:Arial,sans-serif;font-size:9px;letter-spacing:1.1px;fill:#9fa6a1}.paper-title{font-size:34px;font-weight:600;letter-spacing:6px;fill:#222b25}.paper-subtitle{font-size:12px;letter-spacing:1.5px;fill:#89928b}.paper-meta{font-size:14px;font-family:Arial,sans-serif;fill:#465048}.paper-credit{font-size:12px;fill:#7a837c}.paper-heading{cursor:pointer}.paper-heading:hover .paper-title{fill:var(--accent)}.digit{font-family:Arial,sans-serif;font-size:26px;font-weight:400;fill:currentColor}.note-glyph{fill:currentColor;pointer-events:visiblePainted}.lyric{font-size:15px;fill:currentColor;pointer-events:none}.measure-row-number{font-family:Arial,sans-serif;font-size:9px;fill:#b4bdb6}.measure-hit{fill:transparent;cursor:text}.measure-hit:hover{fill:#fafcfb}.score-note{cursor:pointer;outline:none}.note-hit{fill:transparent}.score-note:hover .note-hit{fill:#f0f6f2}.score-note.selected{color:#2f7751}.score-note.selected .note-hit{fill:#e5f1e9;stroke:#b3d2bd;stroke-width:.7}.score-note.playing .note-hit{fill:#d5eadc;stroke:#54926b;stroke-width:1.3}.score-note:focus-visible .note-hit{stroke:#34765a;stroke-width:2}.paper-footer{font-size:9px;fill:#9aa49c}.empty-measure{font-size:11px;fill:#b0b9b2;cursor:text}.paper-end{display:flex;align-items:center;justify-content:center;gap:9px;color:#a3aea6;font-size:11px;letter-spacing:1px;padding:0 0 10px}.playback{height:54px;position:absolute;bottom:23px;left:50%;transform:translate(-50%);display:flex;gap:12px;align-items:center;background:#ffffffed;border:1px solid #e0e6e1;border-radius:10px;box-shadow:0 6px 25px #34453a0c;padding:0 16px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);white-space:nowrap;z-index:2;color:#738177}.play-button{height:32px;width:32px;display:grid;place-items:center;background:#367758;color:#fff;border-radius:50%}.play-button:hover:not(:disabled){background:#28583f}.playback-caption{font-size:11px;color:#647368}.playback .separator{height:18px;margin:0 2px}.playback input[type=number]{width:32px;border:0;background:none;font-size:12px;color:#4c5a50;-moz-appearance:textfield;padding:0}.playback input::-webkit-inner-spin-button{-webkit-appearance:none;-moz-appearance:none;appearance:none}.playback small{font-size:9px;letter-spacing:.4px;margin-left:-7px;color:#99a39b}.playback .volume{width:48px;height:3px}.import-notice{margin:0 30px 12px;display:flex;gap:7px;align-items:center;justify-content:center;font-size:11px;color:#8a6a35;background:#f6f0e3;padding:8px;border-radius:5px}.inspector-section{padding:23px 20px;border-bottom:1px solid var(--border)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:5px}.section-heading h3,.inspector-section h3{margin:0;font-size:12px;font-weight:600;color:#4f5c52}.section-heading>span{font-size:10px;color:#a0a89f}.note-preview{height:87px;display:flex;align-items:center;gap:3px;margin:13px 0 15px;background:#f3f6f3;border:1px solid #eaf0ea;border-radius:6px}.note-preview svg{width:79px;height:72px;flex-shrink:0;color:#3a7250}.note-preview>span{font-size:12px;color:#53695a;line-height:1.6}.note-preview small{font-size:9px;color:#92a095;display:block;margin-top:3px}.field-label{display:block;font-size:11px;color:#818d84;margin:17px 0 9px}.duration-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}.duration-grid button{border:1px solid #e6ebe6;border-radius:5px;padding:4px 0 6px;height:54px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px}.duration-grid button>span{font-size:24px;line-height:28px;font-family:serif}.duration-grid small{font-size:8px;color:#99a49b}.duration-grid button.selected{background:#eef5ef;border-color:#8fb39c;color:#3a7852}.segmented{display:flex;background:#f0f3f0;padding:3px;border:1px solid #e9ede9;border-radius:6px}.segmented button{flex:1;padding:6px 0;color:#88948b;font-size:11px;border-radius:4px}.segmented button.selected{background:#fff;color:#4b6653;box-shadow:0 1px 3px #223b2510}.toggle-row{display:flex;justify-content:space-between;align-items:center;margin-top:20px;font-size:11px;color:#818d84}.switch{background:#dfe5e0;width:28px;height:16px;border-radius:10px;padding:2px}.switch span{display:block;width:12px;height:12px;background:#fff;border-radius:50%;box-shadow:0 1px 2px #31423920;transition:transform .15s}.switch.on{background:#4d8862}.switch.on span{transform:translate(12px)}.note-keyboard{display:grid;grid-template-columns:repeat(7,1fr);margin-top:17px;gap:4px}.note-keyboard button{height:54px;background:#fff;border:1px solid #e1e7e1;border-bottom-width:3px;border-radius:5px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}.note-keyboard strong{font-size:17px;font-weight:500;font-family:Arial}.note-keyboard small{font-size:8px;color:#9ba59e}.note-keyboard button:hover{color:var(--accent);border-color:#9dbea7}.rest-button{border:1px solid #e4e9e4;border-radius:5px;display:flex;width:100%;align-items:center;gap:8px;margin-top:8px;padding:8px 10px;font-size:10px;color:#8b978f}.rest-button>span{font-size:15px;color:#4c5b51}.rest-button kbd{margin-left:auto;font-size:10px;color:#a8b2ab}.mode-explainer{font-size:10px;line-height:1.8;color:#9aa69d;margin-top:14px}.beat-dots{display:flex;gap:5px;margin-top:17px}.beat-dots span{height:4px;background:#e7ece8;border-radius:2px;flex:1}.beat-dots span.filled{background:#83a68e}.selection-actions{display:flex;gap:8px;margin-top:18px}.selection-actions button{display:flex;align-items:center;justify-content:center;gap:6px;flex:1;border:1px solid #e6ebe6;border-radius:5px;padding:7px;font-size:10px;color:#7e8b81}.inspector-tip{padding:21px 19px;display:flex;gap:9px;color:#9aa79d;margin-top:auto;line-height:1.8}.inspector-tip svg{flex-shrink:0;margin-top:2px}.inspector-tip strong{font-size:10px;font-weight:500;color:#7f9184}.inspector-tip p{font-size:9px;margin:5px 0 0}.statusbar{height:34px;min-height:34px;display:flex;justify-content:space-between;align-items:center;background:#fff;border-top:1px solid var(--border);padding:0 19px;color:#94a096;font-size:10px;z-index:3}.statusbar>div{display:flex;align-items:center;gap:9px}.online-dot{height:5px;width:5px;background:#86a991;border-radius:50%;margin-right:1px}.status-divider{height:12px;margin:0 7px}.status-right .icon-btn{height:25px;min-width:24px;padding:4px}.status-right{gap:4px!important}.zoom-value{font-size:10px;min-width:37px;color:#6f7d72;border-radius:3px}.selection-status{margin-left:8px;color:#508365}.hide-left{grid-template-columns:minmax(300px,1fr) 260px}.hide-left .left-panel{display:none}.score-settings label{display:flex;flex-direction:column;gap:8px;font-size:11px;color:#87938a;margin-top:21px}.score-settings input,.score-settings select,.lyric-input-row input{min-width:0;width:100%;border:1px solid #dfe6df;background:#fff;color:#46534a;padding:9px 10px;border-radius:5px;font-size:12px}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.settings-note,.lyric-editor>p{font-size:11px;color:#8b998f;line-height:1.9;margin:20px 0}.full-width{width:100%;margin-top:16px}.outlined{display:flex;justify-content:center;align-items:center;gap:7px;border:1px solid #dfe6df;border-radius:6px;padding:10px;font-size:11px;color:#68816f}.lyric-input-row{display:flex;align-items:center;gap:12px;margin-top:10px}.lyric-input-row>span{font-size:10px;color:#b4bdb7;width:13px}.lyric-input-row strong{font-family:Arial;font-weight:500;font-size:17px;width:20px;color:#4f785b}.empty-state{font-size:12px;color:#93a096;padding:24px 0;line-height:1.8}.symbols-panel{padding:16px}.symbols-panel p{font-size:11px;line-height:1.8;color:#8b9a8f}.symbols-panel h4{font-size:11px;font-weight:500;margin-top:25px;color:#65766a}.symbol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.symbol-grid button{background:#fff;border:1px solid #dfe6df;border-radius:5px;padding:9px 0;font-size:13px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;background:#20362938;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;padding:20px}.modal{width:440px;max-height:90dvh;overflow:auto;position:relative;padding:32px;background:#fff;border:1px solid #e8ece8;border-radius:14px;box-shadow:0 20px 100px #17332425}.modal-close{position:absolute;top:13px;right:13px}.modal-icon{display:grid;place-items:center;background:#edf4ee;color:#477d57;width:47px;height:47px;border-radius:12px;margin-bottom:20px}.modal h2{font-size:21px;font-weight:550;letter-spacing:.3px;margin:0 0 12px}.modal>p{font-size:12px;color:#88958c;line-height:1.85;margin-bottom:22px}.export-option{display:flex;align-items:center;text-align:left;gap:14px;border:1px solid #e3e9e3;border-radius:8px;padding:17px 14px;margin-top:10px;width:100%;color:#647e6c}.export-option>span{flex:1}.export-option strong{font-size:13px;display:block;color:#445b4b;font-weight:500}.export-option small{font-size:10px;color:#94a197;display:block;margin-top:6px}.shortcut-list>div{display:flex;justify-content:space-between;padding:9px 0;font-size:12px;color:#7e8c82}.shortcut-list kbd{font-size:10px;border:1px solid #e0e6e0;border-radius:4px;padding:3px 6px;color:#6b8172;background:#f8faf8}.example-list{display:flex;flex-direction:column;gap:6px}.example-list button{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid #e6ebe6;border-radius:6px;color:#6a7d6f}.example-list button span{flex:1;text-align:left;font-size:12px}.warning-list{padding-left:19px;color:#89764e;font-size:12px;line-height:1.9}.warning-list li{margin:10px 0}.toast{position:fixed;bottom:54px;left:50%;transform:translate(-50%);z-index:30;background:#fff;border:1px solid #dbe6dd;border-radius:8px;padding:13px 20px;box-shadow:0 5px 30px #24402c18;display:flex;align-items:center;gap:9px;color:#4f775c;max-width:85vw;font-size:12px}.toast svg{flex-shrink:0}@media(min-width:1600px){.workbench{grid-template-columns:228px minmax(300px,1fr) 280px}.hide-left{grid-template-columns:minmax(300px,1fr) 280px}.topbar{padding:0 28px}.brand{min-width:177px}.page-list{padding:0 40px}.inspector-section{padding:25px}.sheets{margin:0 auto}}@media(max-width:1200px){.workbench{grid-template-columns:172px minmax(280px,1fr) 230px}.hide-left{grid-template-columns:minmax(280px,1fr) 230px}.topbar{padding:0 18px;gap:15px}.brand{min-width:133px}.brand-en{display:none}.toolbar{gap:10px;padding:0 14px}.toolbar .extra-tools{gap:1px}.toolbar-right{gap:6px}.save-state{display:none}.sheet-scroll{padding-left:20px;padding-right:20px}.canvas-top{padding:0 20px}.inspector-section{padding:20px 15px}.right-tabs{padding:0 15px}.page-list{padding:0 25px}.sheets{width:var(--paper-width)}.left-bottom{padding:12px 8px}.canvas-top button{display:none}.playback{gap:9px;padding:0 10px}.playback-caption{display:none}}@media(max-width:950px){.workbench{grid-template-columns:minmax(280px,1fr) 230px}.left-panel,.toolbar .extra-tools,.toolbar-right .text-btn span{display:none}.breadcrumb{font-size:11px;gap:7px}.top-actions{gap:10px}.topbar{height:60px}.toolbar{height:52px}.brand{min-width:100px}.inspector-tip{display:none}}@media(max-width:650px){.workbench,.hide-left{display:flex;flex-direction:column}.right-panel{display:none}.topbar{padding:0 12px;gap:10px}.brand{font-size:18px;min-width:83px;gap:7px}.brand-icon{height:29px;width:29px}.breadcrumb,.header-divider{display:none}.top-actions{gap:7px}.avatar{display:none}.toolbar{gap:7px;padding:0 8px;overflow-x:auto;min-height:54px}.toolbar .separator{margin:0 1px}.toolbar-group{gap:1px}.toolbar .modes .mode{padding:7px 8px}.mode svg{display:none}.toolbar-right{display:none}.toolbar .icon-btn{min-width:29px;width:29px}.canvas-area{flex:1}.canvas-top{height:43px;min-height:43px}.sheets{width:var(--paper-width)}.sheet-scroll{padding-left:12px;padding-right:12px}.statusbar{padding:0 10px;font-size:9px}.statusbar>div{gap:5px}.statusbar>div:first-child .status-divider,.selection-status{display:none}.statusbar>div:first-child{font-size:0}.statusbar>div:first-child .online-dot{margin-right:5px}.playback{bottom:17px;height:48px;gap:10px}.playback .volume{width:40px}.import-notice{margin:0 12px 10px}.modal{padding:26px;width:100%}.canvas-top:after{content:"手机可选音符 · 建议电脑编辑";font-size:9px;color:#909e93}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}@media print{@page{size:A4 portrait;margin:0}html,body,#root,.studio,.workbench,.canvas-area,.sheet-scroll,.sheets{height:auto!important;overflow:visible!important;display:block!important;min-height:0!important;width:100%!important;margin:0!important;padding:0!important;background:#fff!important}.topbar,.toolbar,.left-panel,.right-panel,.canvas-top,.playback,.statusbar,.paper-end,.toast,.modal-backdrop,.import-notice{display:none!important}.full-sheet{width:210mm!important;height:297mm!important;margin:0!important;box-shadow:none!important;break-after:page;page-break-after:always}.full-sheet:last-of-type{break-after:auto;page-break-after:auto}.sheet{width:100%;height:100%}.note-hit,.measure-hit,.beat-warning{display:none}.score-note.selected,.score-note.playing{color:#202622}}.toolbar-group{flex-shrink:0}.mode{white-space:nowrap}.hand-switch{display:flex;flex-shrink:0;background:#f0f4f1;border:1px solid #e0e8e1;border-radius:6px;padding:3px;gap:2px}.hand-switch button{padding:5px 11px;font-size:11px;white-space:nowrap;border-radius:4px}.hand-switch button.active{background:#fff;color:#34765a;box-shadow:0 1px 3px #203c2512}.listen-hand{background:transparent;border:0;color:#54725e;font-size:11px;width:76px;padding:3px;cursor:pointer}.technique-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.technique-grid button{display:flex;flex-direction:column;align-items:center;gap:6px;border:1px solid #e0e7e1;border-radius:5px;background:#fff;padding:9px 2px;font-size:10px}.technique-grid button svg{height:25px;width:35px}.technique-grid button.selected{border-color:#659475;background:#e9f2ec;color:#34765a}.import-pairing p{font-size:11px;color:#849188;line-height:1.7}.import-pairing strong{font-size:12px}.hand-staff .note-hit{opacity:.65}.hand-staff .lyric{font-size:13px}.technique-glyph{pointer-events:none}.staff-system .empty-measure{font-size:10px}@media(max-width:1200px){.toolbar .extra-tools{display:none}}@media print{.empty-staff{display:none}.technique-glyph{color:#202622}}.import-status{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;padding:7px 9px;border:1px solid #ead9b8;border-radius:6px;background:#fff9ed;color:#956a2e;font-size:11px}.import-status:hover:not(:disabled){background:#fff0d5}.video-progress{height:8px;border-radius:99px;background:#e7eee9;overflow:hidden;margin:24px 0 12px}.video-progress span{display:block;height:100%;background:#34765a;transition:width .2s}.video-progress-label{color:#65786a!important;margin:0!important}.video-error{color:#b64539!important;margin:14px 0 0!important}@media(max-width:650px){.import-status{padding:7px}.import-status span{display:none}}@media print{.import-status{display:none!important}}.video-palette-heading{display:flex;align-items:baseline;justify-content:space-between;margin:21px 0 10px;font-size:12px;font-weight:600;color:#405449}.video-palette-heading small{font-size:10px;font-weight:400;color:#8a988d}.video-palettes{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.video-palettes button{min-width:0;padding:4px;border:1px solid #dce6df;border-radius:8px;background:#fff;text-align:center}.video-palettes button.active{border-color:#34765a;box-shadow:0 0 0 2px #dcece0}.video-palettes button>span{display:grid;place-items:center;height:44px;border-radius:5px;font:600 16px Arial,sans-serif;letter-spacing:2px}.video-palettes button strong{display:block;padding:6px 0 2px;font-size:10px;font-weight:500;white-space:nowrap}.modal .video-palette-note{font-size:10px;color:#849187;margin:10px 0 17px;line-height:1.6}@media(max-width:650px){.video-modal .video-palettes{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.video-modal .video-palettes button{min-height:70px}.video-modal .video-palettes button strong{font-size:11px}.video-modal>.primary,.video-modal>.outlined{min-height:44px}.video-modal .modal-close{min-width:40px;height:40px;top:11px;right:11px}.video-modal .video-palette-heading{display:block}.video-modal .video-palette-heading small{display:block;margin-top:5px;line-height:1.5}.video-modal{scrollbar-width:thin}}.bulk-lyrics{margin:15px 0 25px}.bulk-lyrics textarea{display:block;width:100%;min-height:92px;resize:vertical;border:1px solid #dfe6df;background:#fff;color:#46534a;padding:10px;border-radius:6px;font-size:12px;line-height:1.7;font-family:inherit}.bulk-lyrics textarea:focus-visible{outline:2px solid #34765a;outline-offset:2px}.bulk-options{display:flex;align-items:end;justify-content:space-between;gap:8px;margin-top:10px;color:#93a097;font-size:10px}.bulk-options label{display:flex;flex-direction:column;gap:5px}.bulk-options select{border:1px solid #dfe6df;background:#fff;color:#4d6754;border-radius:5px;padding:6px;font-size:11px}.lyric-detail-heading{border-top:1px solid var(--border);padding-top:18px}.chord-editor{border:1px solid #dce9df;background:#f5faf6;border-radius:7px;padding:11px;margin:0 0 13px}.chord-editor strong{display:block;color:#466d52;font-size:11px;font-weight:600}.chord-tones{display:flex;gap:7px;margin:10px 0}.chord-tones button{width:34px;height:36px;border:1px solid #cdded0;background:#fff;border-radius:5px;color:#45664d;font:20px Arial,sans-serif}.chord-tones button.active{background:#34765a;color:#fff;border-color:#34765a}.chord-editor small{display:block;color:#788d7d;font-size:10px;line-height:1.6}.lyric-placement{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:12px;color:#859389;font-size:11px}.lyric-placement select{border:1px solid #dfe6df;background:#fff;color:#4d6754;border-radius:5px;padding:6px;font-size:11px;max-width:150px}.lyric-measure{border-bottom:1px solid var(--border);padding:12px 0}.lyric-measure-title{display:flex;justify-content:space-between;color:#637568;font-size:11px;font-weight:600}.lyric-measure-title span{color:#a0aaa2;font-size:10px;font-weight:400}.lyric-input-row.active{background:#edf5ef;border-radius:5px;padding:4px;margin-left:-4px;margin-right:-4px}.lyric-page-nav{display:flex;gap:8px;margin-top:12px}.lyric-page-nav button{flex:1;border:1px solid #dfe6df;border-radius:5px;padding:8px;color:#66816d;font-size:11px}.lyric-alignment{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;max-height:320px;overflow:auto;margin-top:12px}.lyric-alignment label{display:flex;flex-direction:column;align-items:center;gap:5px;padding:8px 3px;background:#f4f6f3;border:1px solid #e0e6df;border-radius:5px}.lyric-alignment label.changed{background:#edf5ef;border-color:#8fb39c}.lyric-alignment input{width:100%;min-width:0;text-align:center;border:1px solid #dfe6df;border-radius:3px;padding:5px 1px;background:#fff;color:#46534a}.lyric-alignment small{font-size:9px;color:#8b998f}.lyric-warning{color:#946127!important}.bulk-lyrics textarea{white-space:pre-wrap;font-family:ui-monospace,monospace;font-size:14px;letter-spacing:2px}.paragraph-help{font-size:11px;line-height:1.8;color:#7a897e}.lyric-measures{max-height:360px;overflow:auto}.lyric-measure-slots{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}.lyric-measure-slots button{min-width:27px;max-width:100%;overflow-wrap:anywhere;padding:5px;background:#f3f6f3;border:1px solid #e0e6df;border-radius:4px;display:flex;flex-direction:column;gap:5px}.lyric-measure-slots button.active{border-color:#34765a;background:#e5f1e8}.lyric-measure-slots small{color:#8b998f;font-size:10px}.lyric-measure-slots span{font-size:13px}