:root{color:#392e28;font-synthesis:none;--red:#8e3031;--ink:#392e28;--muted:#796e60;--line:#d9cdbc;--paper:#f7f2e8;--gold:#b19158;--serif:"Songti SC","STSong","Noto Serif CJK SC",serif;background:#eee9df;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit;border:0;transition:background .18s,color .18s,transform .18s}button:active{transform:translateY(1px)}button:disabled{opacity:.45;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:3px;outline:2px solid #996a28}a{color:inherit;text-decoration:none}[hidden]{display:none!important}button svg{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round;width:21px;height:21px}h2,h3,p{margin:0}.app-shell{flex-direction:column;max-width:1060px;height:100dvh;min-height:480px;margin:auto;padding:0 24px 16px;display:flex}.site-header{border-bottom:1px solid var(--line);flex:none;align-items:center;gap:24px;height:76px;display:flex}.brand{align-items:center;gap:10px;display:flex}.brand strong{font-family:var(--serif);letter-spacing:2px;font-size:25px;font-weight:600}.seal{background:var(--red);color:#f9efda;width:32px;height:34px;font-family:var(--serif);outline-offset:-3px;border-radius:3px 2px 4px;outline:1px solid #e8c9a27a;place-items:center;font-size:25px;display:grid;transform:rotate(-3deg)}.header-verse{color:var(--muted);font-family:var(--serif);letter-spacing:2px;margin-left:auto}.header-actions{gap:6px;display:flex}.icon-button{background:0 0;border-radius:4px;flex:none;place-items:center;width:44px;height:44px;display:grid}.icon-button:hover{background:#a57b3820}.sound-on{display:none}[aria-pressed=true] .sound-on{display:block}[aria-pressed=true] .sound-off{display:none}.workspace{flex-direction:column;flex:1;gap:10px;min-height:0;display:flex}.control-desk{flex:none;padding-top:10px}.control-row{align-items:center;gap:24px;display:flex}.mode-switch{background:#ded3bf45;border:1px solid #d5c2a5;border-radius:5px;display:flex;overflow:hidden}.mode-switch button{min-width:132px;min-height:44px;color:var(--muted);background:0 0;padding:8px 20px}.mode-switch button.active{color:var(--red);background:#fffbf4;border-radius:4px;box-shadow:inset 0 0 0 1px #9e4542}.desk-note{font-family:var(--serif);color:var(--muted);letter-spacing:1px}.action-row{align-items:center;gap:12px;min-height:58px;display:flex}.action-row>div{flex:1;align-items:center;gap:16px;min-width:0;display:flex}.primary-button{background:var(--red);color:#fff5e6;letter-spacing:1px;border-radius:4px;min-height:44px;padding:10px 23px;font-weight:500;box-shadow:inset 0 1px #fff4}.primary-button:hover{background:#773032}.primary-button span{margin-left:14px}.secondary-button{background:#f8f2e7;border:1px solid #d5c5ac;border-radius:4px;min-height:44px;padding:8px 16px}.secondary-button:hover{background:#e8dcc8}.text-button{min-height:44px;color:var(--red);background:0 0;flex:none;padding:6px 12px}.text-button:hover{text-underline-offset:4px;text-decoration:underline}.action-note{color:var(--muted);letter-spacing:1px;font-size:12px}.reset-button{margin-left:auto}.beat-marks{gap:9px;display:flex}.beat-marks i{border:1px solid #bfa980;border-radius:50%;width:8px;height:8px;transition:background .2s,transform .2s}.beat-marks i.complete{background:#b89967}.beat-marks i.current{background:var(--red);border-color:var(--red)}.beat-marks.pulse i.current{transform:scale(1.4)}#performance-end{margin-left:auto}#performance-label{font-family:var(--serif);white-space:nowrap;font-size:17px}#result-label{font-family:var(--serif);font-size:15px}.camera-controls{border-top:1px solid var(--line);align-items:center;gap:12px;padding-top:8px;padding-bottom:2px;display:flex}.camera-status{color:var(--muted);flex:1;font-size:12px;line-height:1.65}.camera-controls button{font-size:12px}.recalibrate{min-height:44px;padding:4px}.theater{isolation:isolate;background:#532d21;border:1px solid #6c4429;border-radius:4px;flex-direction:column;flex:1;min-height:0;padding:0 7px;display:flex;position:relative;box-shadow:0 8px 24px #50362012,0 1px 2px #50362020}.stage-topline{color:#d2b381;background:repeating-linear-gradient(0deg,#0000 0 3px,#2e180f25 3px 4px),linear-gradient(#65412b,#40231c 60%,#62412a);border-bottom:1px solid #a2824d77;border-radius:3px 3px 0 0;flex:none;justify-content:space-between;align-items:center;height:34px;margin:0 -7px;padding:0 17px;display:flex;position:relative}.stage-status,.stage-edition{color:#d3bd96;letter-spacing:1px;width:32%;font-size:10px}.stage-edition{text-align:right}#scene-number{font-family:var(--serif);letter-spacing:4px;white-space:nowrap;font-size:15px}.stage{isolation:isolate;background:#efe4cc;flex:1;min-height:0;position:relative;overflow:hidden}.stage-backdrop{z-index:0;background:radial-gradient(at 50% 35%,#fffcf1 0,#f1e6cd 75%,#e0c9a4 100%);position:absolute;inset:0}.paper-grain{opacity:.3;pointer-events:none;background-image:repeating-linear-gradient(0deg,#88724a12 0 .7px,#0000 .7px 3px),repeating-linear-gradient(90deg,#88724a0e 0 .6px,#0000 .6px 4px);position:absolute;inset:0}.stage-floor{background:linear-gradient(#9f794920,#75472135);border-top:1px solid #b2946340;height:6%;position:absolute;bottom:0;left:0;right:0}.stage-base{background:repeating-linear-gradient(0deg,#4a281b 0 2px,#65452d 2px 4px,#3c231c 4px 6px);border-top:2px solid #977347;border-radius:0 0 3px 3px;flex:none;height:13px;margin:0 -7px}.curtain{z-index:2;pointer-events:none;background:linear-gradient(90deg,#3e201de6,#863934e6,#53201ceb);width:22px;position:absolute;top:0;bottom:0}.curtain-left{clip-path:polygon(0 0,100% 0,30% 47%,0 100%);left:0}.curtain-right{clip-path:polygon(0 0,100% 0,30% 47%,0 100%);right:0;transform:scaleX(-1)}.vertical-poem{writing-mode:vertical-rl;font-family:var(--serif);letter-spacing:7px;color:#9f895966;pointer-events:none;z-index:2;font-size:15px;position:absolute;top:35%;left:32px}.moon{background:#fff2cb;border-radius:50%;width:54px;height:54px;display:none;position:absolute;top:10%;right:15%;box-shadow:0 0 46px #ebdfa51c}.stage[data-scene=moon] .moon{display:block}.stage[data-scene=moon] .stage-caption,.stage[data-scene=moon] .stage-footnote{color:#f0e6cb}.stage[data-scene=moon] .vertical-poem{color:#d2c79c5e}#scene-canvas{z-index:1;touch-action:none;cursor:grab;position:absolute;inset:26px 0 18px}#scene-canvas:active{cursor:grabbing}#scene-canvas canvas{width:100%;height:100%;display:block}.strings,.hand-strings{pointer-events:none;z-index:2;width:100%;height:100%;position:absolute;inset:0;overflow:visible}.strings path,.hand-strings path{fill:none;stroke-width:1px;stroke-dasharray:4 6;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;opacity:.42}.hand-strings{z-index:3}.control-points{z-index:4;pointer-events:none;position:absolute;inset:26px 0 18px}.puppet-handle{touch-action:none;pointer-events:auto;cursor:grab;color:#0000;background:0 0;border:0;border-radius:50%;width:44px;height:44px;padding:0;position:absolute;transform:translate(-50%,-50%)}.puppet-handle:active{cursor:grabbing;transform:translate(-50%,-50%)}.puppet-handle:before{content:"";background:color-mix(in srgb,var(--control-color) 20%,transparent);opacity:.45;border:1px solid #fffbeb8c;border-radius:50%;width:12px;height:12px;transition:opacity .2s,transform .2s;position:absolute;top:16px;left:16px;box-shadow:0 0 0 1px #56452e24}.puppet-handle:hover:before,.puppet-handle:focus-visible:before,.puppet-handle.is-dragging:before{opacity:.9;transform:scale(1.3)}body[data-precision=false][data-mode=drag] .puppet-handle:not(#handle-leftSleeve):not(#handle-rightSleeve){display:none}body[data-precision=false][data-mode=drag] .puppet-handle:before{opacity:.65;background:0 0;border-color:#fff9e8bb;width:22px;height:22px;top:11px;left:11px;box-shadow:0 0 0 1px #987b4b33}body[data-touched=true][data-precision=false][data-mode=drag] .puppet-handle:before{opacity:.22}.stage-caption{text-align:center;z-index:4;font-family:var(--serif);color:#695840;letter-spacing:1px;pointer-events:none;font-size:15px;line-height:1.8;position:absolute;top:15px;left:24px;right:24px}#gesture-feedback{font-family:var(--serif);color:var(--red);opacity:0;min-height:0;font-size:13px;transition:opacity .25s;display:block}#gesture-feedback.visible{opacity:1}.stage-footnote{font-family:var(--serif);text-align:center;color:#816d50;letter-spacing:2px;pointer-events:none;z-index:3;font-size:10px;position:absolute;bottom:7px;left:0;right:0}.gesture-guide{pointer-events:none;z-index:3;color:#846635;font-size:32px;animation:1.6s ease-in-out infinite invite;position:absolute;transform:translate(-50%,-120%)}.gesture-guide[hidden]{animation:none}@keyframes invite{0%,to{opacity:.6;translate:0 5px}50%{opacity:1;translate:0 -5px}}.performance-progress{z-index:4;background:#b89c6433;height:2px;position:absolute;bottom:0;left:0;right:0}.performance-progress i{background:var(--red);transform-origin:0;width:100%;height:100%;display:block;transform:scaleX(0)}.loading-state{z-index:6;color:var(--muted);background:#f5eddd;flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex;position:absolute;inset:0}.loading-seal{background:var(--red);color:#f4e2c2;font:32px var(--serif);border-radius:3px;padding:5px 10px}.loading-state strong{font:22px var(--serif);color:var(--ink)}.loading-state>span:last-child{max-width:80%;font-size:12px;line-height:1.6}.model-error{color:var(--red)}.hand-loft{background:linear-gradient(#ece1cc,#e7d9ba);border-bottom:1px solid #c9b79155;flex:none;justify-content:center;height:112px;display:none;position:relative}body[data-mode=hand] .hand-loft{display:flex}.hand-window{width:200px;height:112px;position:relative;overflow:hidden}.hand-window video,.hand-window canvas{object-fit:contain;width:100%;height:100%;display:none;position:absolute;inset:0;transform:scaleX(-1)}.hand-window.camera-active video,.hand-window.camera-active canvas{display:block}.hand-guide{color:#79643f;flex-direction:column;justify-content:center;align-items:center;gap:8px;height:100%;display:flex}.hand-guide>span{font:18px var(--serif);letter-spacing:3px}.hand-guide p{font-size:12px}.hand-guide small{color:#8a795b;font-size:10px}.camera-active .hand-guide{display:none}.camera-badge{text-align:center;color:#fff4de;text-shadow:0 1px 4px #362619;font-size:10px;display:none;position:absolute;bottom:3px;left:0;right:0}.camera-active .camera-badge{display:block}body[data-mode=hand] .puppet-handle{pointer-events:none}body[data-playing=replay] .strings,body[data-playing=replay] .hand-strings,body[data-playing=replay] .control-points,body[data-playing=demo] .strings,body[data-playing=demo] .control-points{opacity:0}#options-panel{background:var(--paper);color:var(--ink);overscroll-behavior:contain;border:1px solid #bfa886;border-radius:8px;width:min(440px,100% - 24px);max-height:88dvh;padding:16px 24px 24px;box-shadow:0 20px 80px #2f201b33}#options-panel::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#231c175c}.options-heading{justify-content:space-between;align-items:center;display:flex}.options-heading h2{font:24px var(--serif);letter-spacing:2px}.options-heading button{font-size:28px}.option-section{border-bottom:1px solid var(--line);padding:18px 0}.option-section h3,.help-panel h3{color:var(--muted);margin-bottom:12px;font-size:13px;font-weight:500}.scene-switch{gap:10px;display:flex}.scene-option{background:#e6dccb55;border:1px solid #cdbd9f;border-radius:4px;flex:1;min-height:44px}.scene-option.active{color:var(--red);background:#fff9ed;border-color:#a96656}.option-line{justify-content:space-between;align-items:center;display:flex}.option-line label{flex:1;padding:8px 0}.option-line small{color:var(--muted);margin-top:5px;font-size:12px;display:block}.option-line input{width:24px;height:24px;accent-color:var(--red);margin:10px}.fine-controls{padding-top:18px}.finger-legend{color:var(--muted);flex-wrap:wrap;gap:8px;margin-bottom:14px;font-size:10px;display:flex}#sliders{gap:12px;display:grid}#sliders label,.sensitivity{justify-content:space-between;align-items:center;gap:14px;font-size:12px;display:flex}input[type=range]{height:32px;accent-color:var(--red);max-width:65%}.sensitivity{margin-top:14px}.option-buttons{flex-wrap:wrap;gap:8px;display:flex}.option-buttons button{flex:1;padding:8px;font-size:12px}.option-buttons [aria-pressed=true]{background:#e9ddc7;border-color:#9e7848}.help-panel{padding-top:18px}.help-panel p{color:var(--muted);margin-top:10px;font-size:12px;line-height:1.9}.privacy-note{border-top:1px solid var(--line);padding-top:12px}.toast{bottom:max(22px,env(safe-area-inset-bottom));text-align:center;color:#fff2d9;z-index:10;pointer-events:none;background:#443127ed;border-radius:5px;width:max-content;max-width:calc(100% - 36px);padding:12px 22px;font-size:13px;position:fixed;left:50%;transform:translate(-50%)}@media (width<=680px){.app-shell{padding:env(safe-area-inset-top) 10px max(8px,env(safe-area-inset-bottom));min-height:440px}.site-header{border-bottom:0;gap:8px;height:58px}.brand strong{letter-spacing:1px;font-size:22px}.brand{gap:8px}.seal{width:28px;height:30px;font-size:23px}.header-verse{display:none}.header-actions{gap:0;margin-left:auto}.workspace{gap:2px}.control-desk{padding-top:0}.control-row{display:block}.mode-switch{width:100%}.mode-switch button{flex:1;min-width:0;min-height:44px;padding:8px}.desk-note{display:none}.action-row{gap:3px;min-height:58px}.action-row>div{gap:9px}.primary-button{letter-spacing:.5px;padding:10px 16px}.action-note{letter-spacing:0;font-size:11px}.stage-topline{height:30px;padding:0 10px}#scene-number{letter-spacing:3px;font-size:14px}.stage-status,.stage-edition{letter-spacing:0;font-size:9px}.stage-edition,.stage-status{width:23%}.theater{padding:0 5px}.stage-topline,.stage-base{margin-left:-5px;margin-right:-5px}.stage-base{height:10px}.stage-caption{letter-spacing:.5px;font-size:14px;top:12px;left:15px;right:15px}.stage-footnote{letter-spacing:1px;font-size:9px}.vertical-poem{display:none}.curtain{width:16px}.camera-controls{gap:6px;padding-top:4px;padding-bottom:5px}.camera-controls .secondary-button{padding:6px 10px}.camera-status{font-size:10px;line-height:1.55}.camera-controls .recalibrate{font-size:10px}.hand-loft,.hand-window{height:96px}.hand-window{width:170px}.hand-guide{gap:6px}#performance-label{font-size:14px}.beat-marks{gap:7px}#performance-end{padding:6px}#result-actions{flex-wrap:wrap;gap:6px;padding:5px 0}#result-label{width:100%;font-size:12px}#result-actions .primary-button{padding:8px 12px;font-size:12px}#perform-again{padding:6px 10px;font-size:12px}.stage-caption #gesture-feedback{font-size:12px}.moon{width:34px;height:34px}.gesture-guide{font-size:27px}}@media (height<=650px){.site-header{height:50px}.control-desk{padding-top:0}.action-row{min-height:50px}.workspace{gap:0}.stage-caption{font-size:12px;top:7px}.stage-status,.stage-edition{visibility:hidden}.hand-loft,.hand-window{height:72px}.hand-window{width:128px}.stage-footnote{font-size:8px;bottom:4px}.stage-base{height:7px}.hand-guide>span{font-size:13px}.hand-guide small{display:none}.camera-status{font-size:10px}.stage-topline{height:26px}#result-label{display:none}.app-shell{padding-bottom:4px}.action-note{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}:root{--red:#ac271c;--ink:#30271f;--paper:#faf3e7;background:#e9e4db}body{background:radial-gradient(at 50% 30%,#f5f1e9,#e3ded6)}.app-shell{background:#faf3e7;border-radius:7px;max-width:680px;height:calc(100dvh - 40px);min-height:460px;margin:20px auto;padding:0;overflow:hidden;box-shadow:0 12px 50px #43301c25,0 1px 8px #43301c18}.site-header{border:0;height:68px;padding:0 24px}.brand strong{letter-spacing:1px;font-weight:500}.header-verse{display:none}.header-actions{margin-left:auto}.site-header,.control-desk{background-image:repeating-linear-gradient(28deg,#a0804010 0 .6px,#0000 .6px 3px)}.workspace{gap:0}.control-desk{padding:0 15px 12px}.control-row{flex-direction:column;gap:5px;display:flex}.mode-switch{background:#d8cbb629;border-radius:24px;width:82%;overflow:visible}.mode-switch button{font-family:var(--serif);color:var(--ink);flex:1;min-width:0;min-height:44px;font-size:18px}.mode-switch button.active{box-shadow:0 0 0 1px var(--red);color:var(--red);background:#fffcf5c9;border-radius:24px}.desk-note{letter-spacing:.5px;font-size:11px;line-height:1.6;display:block}.action-row{border:1px solid #d8c6aa;border-radius:8px;min-height:60px;margin-top:7px;padding:6px 14px}.primary-button{font-family:var(--serif);background:linear-gradient(#bc3222,#a42318);border:1px solid #fff8;min-width:150px;font-size:18px;box-shadow:0 0 0 1px #992e2420}.primary-button span{display:none}.action-note{font:12px var(--serif);color:#8c7960}.beat-marks{gap:16px;position:relative}.beat-marks:before{content:"";z-index:0;border-top:1px solid #ccba9f;position:absolute;top:50%;left:6px;right:6px}.beat-marks i{background:#faf3e7;width:12px;height:12px;position:relative}.camera-controls{border:0;margin-top:7px;padding:0}.theater{box-shadow:none;background:#ead8b9 url(../assets/theater-stage-v03.jpg) 0 0/100% 100% no-repeat;border:0;border-radius:0 0 6px 6px;padding:0}.stage-topline{background:0 0;border:0;border-radius:0;justify-content:center;height:7.7%;min-height:30px;margin:0;padding:0}#scene-number{letter-spacing:2px;color:#ebcb7e;text-shadow:0 1px 3px #000;justify-content:center;align-items:center;width:19%;height:100%;font-size:clamp(11px,1.55vw,17px);display:flex}.stage-status,.stage-edition{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.stage{background:0 0;overflow:hidden}.stage-backdrop{background:0 0}.stage-backdrop .paper-grain,.stage-floor,.curtain,.vertical-poem{display:none}.stage-base{background:0 0;border:0;height:9.5%;margin:0}.stage-caption{color:#5a4830;letter-spacing:1px;font-size:16px;top:10px}.stage-footnote{display:none}#scene-canvas,.control-points{inset:40px 0 -6px}.gesture-guide{font-family:var(--serif);color:#8d7658;font-size:34px}.gesture-guide:after{content:"";border-left:1px dashed #927a59;position:absolute;top:32px;bottom:-23px;left:50%}body[data-precision=false][data-mode=drag] .puppet-handle:before{opacity:.65;border:1px solid #fffaf0ba;width:38px;height:38px;top:3px;left:3px;box-shadow:0 0 0 7px #fffaf026}.hand-loft{background:#ede0c633;border:0;height:112px;margin:0 7%}.hand-window{border-radius:6px;box-shadow:0 1px 8px #442e221c}.theater:has(.stage[data-scene=moon]){background-blend-mode:multiply;background-color:#5b7278}.stage[data-scene=moon] .stage-backdrop{background:0 0}.moon{z-index:0}#options-panel{background:#faf3e7}.option-buttons{grid-template-columns:1fr 1fr;display:grid}.option-buttons button{min-height:44px}.options-heading h2,.option-section h3,.help-panel h3{font-family:var(--serif)}@media (width>=681px) and (height<=850px){.app-shell{max-width:580px;height:calc(100dvh - 24px);margin:12px auto}.site-header{height:58px}.action-row{min-height:54px}}@media (width<=680px){.app-shell{max-width:100%;height:100dvh;min-height:440px;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom);box-shadow:none;border-radius:0;margin:0}.site-header{height:58px;padding:0 16px}.brand strong{font-size:23px}.control-desk{padding:0 9px 8px}.mode-switch{width:86%}.mode-switch button{padding:6px;font-size:16px}.control-row{gap:3px}.desk-note{font-size:10px}.action-row{min-height:56px;margin-top:5px;padding:4px 9px}.primary-button{min-width:134px;padding:8px 14px;font-size:16px}.action-note{font-size:10px}.stage-topline{height:7.7%;min-height:28px}#scene-number{letter-spacing:1px;width:22%;font-size:12px}.stage-base{height:9.5%}.stage-caption{font-size:14px;top:9px}#scene-canvas,.control-points{inset:36px 0 -4px}.hand-loft,.hand-window{height:86px}.hand-window{width:154px}#result-actions .primary-button{min-width:0}.beat-marks{gap:10px}.beat-marks i{width:10px;height:10px}}@media (height<=650px){.app-shell{min-height:440px}.site-header{height:48px}.control-desk{padding-bottom:6px}.desk-note{display:none}.action-row{min-height:50px;margin-top:6px;padding:2px 7px}.stage-caption{font-size:12px;top:5px}#scene-canvas,.control-points{inset:28px 0 -4px}.hand-loft,.hand-window{height:66px}.hand-window{width:118px}.stage-base{height:7%}#scene-number{font-size:10px}}