:root{--ink:#17211f;--muted:#71807b;--green:#1e6b50;--green2:#2b8061;--cream:#f4f1e9;--line:#dfe4de;--paper:#fffdf8;--white:#fff;--shadow:0 18px 50px rgba(24,41,35,.1)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#f2f1ed}button,input,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.app-shell{min-height:100vh}.topbar{height:72px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink)}.brand strong{display:block;font-family:Georgia,serif;font-size:19px}.brand small{font-size:9px;letter-spacing:2px;color:var(--muted)}.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--green);color:#fff;display:inline-grid;place-items:center;font:bold 13px Georgia;box-shadow:inset 0 0 0 1px #ffffff2e}.header-actions{display:flex;align-items:center;gap:22px}.status-pill{font-size:12px;color:var(--green);background:#eaf3ee;padding:7px 11px;border-radius:99px}.status-pill i{display:inline-block;width:6px;height:6px;background:#36a16f;border-radius:50%;margin-right:6px}.icon-link{font-size:13px;color:var(--muted);text-decoration:none}.workspace{display:grid;grid-template-columns:280px minmax(500px,1fr) 280px;min-height:calc(100vh - 72px)}.sidebar{background:#fafaf8;padding:24px 20px;border-right:1px solid var(--line)}.settings-panel{border-right:0;border-left:1px solid var(--line)}.panel-heading{display:flex;gap:12px;align-items:center;margin-bottom:22px}.panel-heading .step{font:italic 20px Georgia;color:#9caf9f}.panel-heading h3{font:600 15px Georgia;margin:0}.panel-heading p{font-size:11px;color:var(--muted);margin:3px 0 0}.drop-zone{height:205px;border:1px dashed #aebbb2;border-radius:14px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;text-align:center;transition:.2s}.drop-zone.drag,.drop-zone:hover{border-color:var(--green);background:#f5faf7}.upload-icon{width:38px;height:38px;border-radius:50%;background:#e7f1eb;color:var(--green);font-size:22px}.drop-zone strong{font:600 15px Georgia}.drop-zone span{font-size:11px;color:var(--muted)}.btn{border:0;border-radius:8px;padding:10px 15px;font-weight:650;font-size:12px}.btn.primary{background:var(--green);color:#fff}.btn.primary:hover{background:var(--green2)}.btn.secondary{margin-top:8px;background:#edf3ef;color:var(--green)}.btn.ghost{background:#fff;border:1px solid var(--line)}.btn:disabled{opacity:.45;cursor:not-allowed}.wide{width:100%;display:flex;justify-content:space-between}.file-card{margin-top:12px;display:flex;align-items:center;gap:9px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:10px}.file-symbol{font-size:9px;padding:7px 5px;background:#e9f1ec;color:var(--green);border-radius:6px}.file-card div{min-width:0;flex:1}.file-card strong,.file-card small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-card strong{font-size:12px}.file-card small{font-size:10px;color:var(--muted)}.plain-btn{border:0;background:none;color:var(--muted);font-size:17px}.project-section{margin-top:28px}.section-title{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.5px;color:var(--muted)}.project-list{margin-top:10px}.empty-copy{font-size:11px;color:#9ba6a1}.project-item{display:block;width:100%;text-align:left;border:0;border-radius:9px;background:transparent;padding:9px}.project-item:hover{background:#eef2ef}.project-item strong,.project-item small{display:block}.project-item strong{font-size:12px}.project-item small{font-size:9px;color:var(--muted);margin-top:2px}.stage-column{padding:24px 28px;background:#efeee9;display:flex;flex-direction:column;min-width:0}.stage-top{height:55px;display:flex;justify-content:space-between;align-items:flex-start}.stage-top h1{font:600 22px Georgia;margin:3px 0}.eyebrow{font-size:9px;letter-spacing:2px;color:var(--green);font-weight:750}.stage-actions{display:flex;gap:8px}.viewport{position:relative;flex:1;min-height:420px;background:var(--paper);border-radius:8px;overflow:hidden;box-shadow:var(--shadow);border:1px solid #e3e0d8}.canvas-grid{position:absolute;inset:0;background-image:linear-gradient(#687b720a 1px,transparent 1px),linear-gradient(90deg,#687b720a 1px,transparent 1px);background-size:28px 28px}.svg-layer,#threeCanvas{position:absolute;inset:0;width:100%;height:100%}.svg-layer{padding:7%;display:flex;align-items:center;justify-content:center}.svg-layer svg{width:100%;height:100%;display:block;overflow:visible}.svg-layer [data-drawable]{transition:fill-opacity .12s linear}#threeCanvas{pointer-events:none}.empty-state{position:absolute;inset:0;display:grid;place-content:center;text-align:center;z-index:3}.empty-state h2{font:600 21px Georgia;margin:12px 0 5px}.empty-state p{font-size:12px;color:var(--muted)}.empty-pencil{font-size:54px;color:#c0c9c3;transform:rotate(-24deg)}.canvas-badge{position:absolute;right:12px;top:12px;background:#fffffff0;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:5px 8px;font-size:8px;letter-spacing:1.3px}.transport{height:76px;background:#fff;border-radius:0 0 8px 8px;display:flex;align-items:center;padding:0 16px;gap:18px;border-top:1px solid var(--line);box-shadow:0 8px 30px #34483f0c}.transport-buttons{display:flex;align-items:center;gap:6px}.control{border:0;background:#edf1ee;color:var(--ink);border-radius:50%;width:32px;height:32px}.control.play{width:42px;height:42px;background:var(--green);color:#fff;padding-left:3px}.timeline-wrap{flex:1}.timeline-meta{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-bottom:8px}.timeline{height:4px;background:#e4e8e4;border-radius:9px;overflow:hidden}.timeline span{display:block;width:0;height:100%;background:var(--green)}.speed-compact{font-size:10px;color:var(--muted);display:flex;align-items:center;gap:4px}.speed-compact select{border:1px solid var(--line);padding:6px;border-radius:6px;background:#fff}.setting-group{padding:18px 0;border-top:1px solid var(--line)}.setting-group>label>span{display:flex;justify-content:space-between;font-size:11px}.setting-group output{color:var(--green);font-weight:700}input[type=range]{appearance:none;width:100%;height:3px;background:#dce3de;border-radius:3px;margin-top:18px}input[type=range]::-webkit-slider-thumb{appearance:none;width:14px;height:14px;border-radius:50%;background:var(--green);border:3px solid #fff;box-shadow:0 0 0 1px var(--green)}.range-labels{display:flex;justify-content:space-between;font-size:9px;color:#9aa59f;margin-top:8px}.toggles label{display:flex;align-items:center;justify-content:space-between;margin:4px 0 18px;position:relative}.toggles b,.toggles small{display:block}.toggles small{font-size:9px;color:var(--muted);margin-top:3px}.toggles input{display:none}.toggles i{width:35px;height:20px;border-radius:20px;background:#ccd4cf;position:relative}.toggles i:after{content:"";position:absolute;width:14px;height:14px;border-radius:50%;background:white;top:3px;left:3px;transition:.2s}.toggles input:checked+i{background:var(--green)}.toggles input:checked+i:after{left:18px}.color-field{margin-top:11px;display:flex;align-items:center;border:1px solid var(--line);border-radius:7px;padding:7px;background:#fff}.color-field input{width:26px;height:26px;padding:0;border:0;background:0}.color-field code{margin-left:8px;font-size:11px}.tip-card{display:flex;gap:10px;background:#e8f0eb;border-radius:9px;padding:12px;color:#416252}.tip-card p{font-size:9px;line-height:1.5;margin:0}.tip-card strong{display:block;font-size:10px}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;background:#17211f;color:#fff;padding:11px 16px;border-radius:8px;font-size:12px;transition:.25s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.error{background:#9d342d}.modal{position:fixed;inset:0;background:#17211f80;display:grid;place-items:center;z-index:30}.modal-card{position:relative;background:#fff;width:min(390px,90vw);padding:30px;border-radius:14px;box-shadow:var(--shadow)}.modal-card h2{font:600 24px Georgia;margin:7px 0 20px}.modal-card label,.auth-card label{font-size:11px;font-weight:650;display:block;margin:14px 0}.modal-card input,.auth-card input{display:block;width:100%;border:1px solid var(--line);border-radius:8px;padding:12px;margin-top:7px;outline:0}.modal-card input:focus,.auth-card input:focus{border-color:var(--green);box-shadow:0 0 0 3px #1e6b5015}.modal-close{position:absolute;right:15px;top:12px;border:0;background:none;font-size:22px;color:var(--muted)}.auth-page{background:#e9eee9;display:grid;place-items:center;padding:30px}.auth-shell{width:min(920px,100%);min-height:560px;background:#fff;border-radius:20px;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;box-shadow:0 25px 80px #1c3c2f26}.auth-brand{background:var(--green);color:#fff;padding:55px;position:relative;overflow:hidden}.auth-brand .logo-mark{background:#fff;color:var(--green);margin-bottom:60px}.auth-brand .eyebrow{color:#bad7ca}.auth-brand h1{font:italic 42px/1.08 Georgia;margin:14px 0 22px;max-width:390px}.auth-brand p{font-size:13px;color:#d4e4dc;line-height:1.7;max-width:360px}.auth-art{position:absolute;bottom:15px;right:0;width:80%;height:150px}.art-line{position:absolute;width:380px;height:120px;border-bottom:2px solid #b9d6c85c;border-radius:50%;transform:rotate(-8deg)}.art-pencil{position:absolute;font-size:72px;right:60px;top:5px;transform:rotate(-25deg);color:#e8d293}.auth-card{padding:85px 55px}.auth-card h2{font:600 27px Georgia;margin:8px 0}.muted{color:var(--muted);font-size:12px}.auth-card .btn{margin-top:24px;padding:13px}.auth-note{text-align:center;font-size:9px;color:#9aa59f;margin-top:28px}.mobile-brand{display:none}.alert{padding:10px;border-radius:7px;font-size:11px}.alert.error{background:#fbeaea;color:#9d342d}.webgl-error{position:absolute;inset:0;display:grid;place-items:center;background:#fff;z-index:5;color:#9d342d}@media(max-width:1080px){.workspace{grid-template-columns:230px 1fr}.settings-panel{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:200px repeat(4,1fr);gap:18px}.settings-panel .setting-group{border-top:0}.tip-card{display:none}}@media(max-width:760px){.workspace{display:block}.left-panel{border-right:0}.project-section{display:none}.stage-column{padding:18px 12px;min-height:650px}.settings-panel{display:block}.viewport{min-height:430px}.topbar{padding:0 14px}.status-pill{display:none}.auth-shell{display:block}.auth-brand{display:none}.auth-card{padding:55px 30px}.mobile-brand{display:flex;gap:10px;align-items:center;font:600 18px Georgia;margin-bottom:45px}}