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:root{font-family:'IBM Plex Sans',sans-serif;color:#0d0606;background:#fdfdfc;font-synthesis:none;--lime:#d0c2c2;--muted:#4c4b4b;--line:#f3f0f0;--dark:#0d0606}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.4}button,a{transition:background .15s,color .15s,transform .15s}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #4c4b4b;outline-offset:3px}button{color:inherit}button:hover:not(:disabled){filter:brightness(.96)}[hidden]{display:none!important}.rail{position:fixed;inset:0 auto 0 0;width:230px;background:#0d0606;color:#fdfdfc;display:flex;flex-direction:column;padding:34px 20px 0;z-index:5}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;font-family:'IBM Plex Sans',sans-serif;font-size:30px;font-weight:750;letter-spacing:-1.6px;margin:0 14px 60px}.brand-sub{display:block;font-family:'IBM Plex Sans',sans-serif;font-size:10px;font-weight:500;letter-spacing:5px;margin-top:-3px}.brand-mark{font-size:0;width:33px;height:37px;border-top:4px solid var(--lime);border-left:4px solid var(--lime);position:relative}.brand-mark span{position:absolute;width:24px;height:25px;top:7px;left:7px;border-top:4px solid var(--lime);border-left:4px solid var(--lime)}.rail-label{font-size:11px;letter-spacing:1.6px;color:#7f7f7f;margin:0 14px 17px}nav{display:grid;gap:8px}.nav{border:0;background:transparent;color:#d0c2c2;text-align:left;border-radius:8px;padding:14px 12px;display:flex;align-items:center;gap:11px;font-size:14px;font-weight:500;white-space:nowrap}.nav>span:first-child{font-size:21px;width:22px;line-height:20px}.nav.active{background:#d0c2c2;color:#0d0606}.tiny{font-size:8px;letter-spacing:.5px;background:#0d0606;border:1px solid #4c4b4b;border-radius:4px;padding:3px 4px;margin-left:auto}.nav.active .tiny{background:#7f7f7f}.rail-bottom{margin:auto 14px 25px;padding-top:30px}.rail-bottom strong{font-size:14px;font-weight:500}.rail-bottom p{font-size:13px;line-height:1.7;color:#7f7f7f;margin:8px 0 12px}.local-icon{font-size:32px;color:var(--lime);margin-bottom:8px}.text-btn{border:0;background:none;padding:0;font-size:13px;color:#4c4b4b}.rail-bottom .text-btn{color:#d0c2c2;font-size:12px}.profile{border-top:1px solid #0d0606;padding:20px 0;display:flex;align-items:center;gap:10px;font-size:13px}.avatar{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:#0d0606;color:#f3f0f0}.profile small{display:block;color:#7f7f7f;font-size:11px;margin-top:4px}.version{margin-left:auto;font-size:10px;color:#7f7f7f}.app{margin-left:230px}header{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;background:#fff}.breadcrumb{font-size:14px;color:#4c4b4b}.breadcrumb span{margin:0 12px;color:#d0c2c2}.breadcrumb strong{font-weight:500;color:#0d0606}.header-actions{display:flex;gap:20px;align-items:center}.private-badge{font-size:12px;color:#4c4b4b}.button{border:0;border-radius:7px;font-size:14px;font-weight:600;min-height:43px;padding:12px 18px;display:inline-flex;align-items:center;justify-content:center;gap:6px}.dark{background:var(--dark);color:#fff}.lime{background:var(--lime);color:#0d0606}.subtle{background:#f3f0f0;color:#4c4b4b;border:1px solid #f3f0f0}.full{width:100%}main{padding:34px 38px 15px;max-width:1700px;margin:auto}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:650;color:#4c4b4b}h1,h2,h3,p{margin-top:0}h1{font-family:'IBM Plex Sans',sans-serif;font-size:31px;letter-spacing:-1.3px;font-weight:650;line-height:1.25;margin:9px 0 10px}.page-heading p{font-size:14px;color:#4c4b4b;margin:0}.edition{font-family:monospace;font-size:11px;letter-spacing:1px;color:#7f7f7f}.editor-shell{display:grid;grid-template-columns:minmax(250px,1fr) 290px;border:1px solid #e5dddd;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 8px 30px #0d060605}.canvas-area{background:#f3f0f0;display:flex;flex-direction:column;min-width:0}.canvas-toolbar{padding:18px 22px;display:flex;justify-content:space-between;gap:12px;font-size:12px;color:#4c4b4b;border-bottom:1px solid #e5dddd}.canvas-toolbar>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60%;color:#0d0606;font-weight:500}.canvas-stage{display:flex;justify-content:center;align-items:center;min-height:520px;flex:1;padding:32px;background-image:radial-gradient(#4c4b4b30 .8px,transparent .8px);background-size:12px 12px}.canvas-stage.dragging,.video-panel.dragging{outline:3px dashed #7f7f7f;outline-offset:-15px}.canvas-stage canvas{max-width:100%;max-height:560px;width:auto;height:auto;object-fit:contain;box-shadow:0 14px 35px #0d060620}.upload-empty{text-align:center;padding:40px 15px}.empty-symbol{display:block;font-size:46px;font-weight:400;color:#4c4b4b;margin-bottom:20px}.upload-empty h2{font-family:'IBM Plex Sans',sans-serif;font-size:25px;letter-spacing:-.8px;font-weight:600}.upload-empty p{font-size:15px;line-height:1.8;color:#4c4b4b}.sample-btn{display:block;margin:18px auto}.canvas-footer{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#4c4b4b;padding:16px 22px;gap:8px}.compare{font-size:11px;background:transparent;border:1px solid #d0c2c2;border-radius:5px;padding:7px 10px;touch-action:none}.controls{border-left:1px solid var(--line);padding:24px}.control-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.control-title h2{font-size:16px;letter-spacing:-.3px;margin:0;font-weight:600}.control-section{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:20px}label{display:block;font-size:13px;font-weight:500;margin-bottom:9px}select,input:not([type=range]):not([type=color]):not([type=file]){width:100%;border:1px solid #e5dddd;border-radius:6px;min-height:39px;padding:9px 10px;font-size:12px;background:#fff;color:#0d0606}select{padding-right:20px;cursor:pointer}.segmented{display:flex;background:#f3f0f0;border-radius:6px;padding:3px;margin:10px 0 15px}.segmented button{width:50%;background:none;border:0;padding:7px;border-radius:4px;font-size:12px;color:#4c4b4b}.segmented .selected{background:white;color:#0d0606;box-shadow:0 1px 3px #0d060613}.color-row{display:flex;justify-content:space-between;align-items:center}.color-row label{margin:0;color:#4c4b4b;font-size:12px}input[type=color]{width:29px;height:25px;padding:2px;border:1px solid #e5dddd;border-radius:4px;background:#fff}.label-row{display:flex;justify-content:space-between;align-items:center}.label-row label{margin:0;font-size:12px}.label-row output{font-size:11px;color:#4c4b4b}input[type=range]{width:100%;accent-color:#4c4b4b;margin:12px 0 15px;height:4px}.control-section input[type=range]:last-child{margin-bottom:0}.filters{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;margin-bottom:20px}.filters button{font-size:11px;padding:8px 1px;border:1px solid #e5dddd;border-radius:5px;background:#fff;color:#4c4b4b}.filters button.selected{border-color:#4c4b4b;background:#f3f0f0;color:#4c4b4b}.optional{font-size:10px;color:#7f7f7f;font-weight:400;margin-left:5px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.two-col .button{min-height:34px;padding:7px;font-size:12px}.two-col label{font-size:11px;color:#4c4b4b}.two-col label input,.two-col label select{margin-top:6px}.export-section .two-col{margin-top:0}.export-section .full{margin-top:7px}.small-note{font-size:11px;line-height:1.7;color:#4c4b4b;margin:10px 0 0;text-align:center}.below-editor{display:flex;align-items:center;justify-content:space-between;margin:22px 0 8px;gap:20px}.below-editor>span{font-size:9px;letter-spacing:1.5px;color:#7f7f7f}.below-editor button{border:0;background:none;font-size:12px;color:#4c4b4b;text-align:right}.below-editor button span{display:inline-block;margin-left:14px;color:#0d0606;border-bottom:1px solid #d0c2c2;padding-bottom:3px}footer{display:flex;justify-content:space-between;padding:22px 38px;font-size:10px;color:#7f7f7f}footer>span:first-child{font-size:9px;letter-spacing:2px}.tool-layout{display:grid;grid-template-columns:minmax(250px,1fr) 310px;gap:24px}.dark-panel{background:#0d0606;border-radius:12px;min-height:560px;display:flex;align-items:center;justify-content:center;padding:30px;text-align:center;color:#f3f0f0;overflow:hidden}.dark-panel h2{font-size:25px;font-family:'IBM Plex Sans',sans-serif;letter-spacing:-.7px}.dark-panel p{color:#7f7f7f;font-size:14px;line-height:1.7;max-width:350px}.dark-panel .empty-symbol{color:var(--lime)}.motion-preview canvas{max-width:100%;max-height:550px;display:none;object-fit:contain;box-shadow:0 10px 40px #0003}.video-panel video{max-width:100%;max-height:540px;width:100%}.settings-card{border:1px solid var(--line);border-radius:12px;background:#fff;padding:26px;height:fit-content}.settings-card h2{font-family:'IBM Plex Sans',sans-serif;font-size:23px;letter-spacing:-.7px;line-height:1.35;margin:15px 0}.settings-card>p{font-size:14px;color:#4c4b4b;line-height:1.7;margin-bottom:24px}.settings-card>label{margin-top:20px}.settings-card .full{margin-top:13px}.settings-card .small-note{font-size:12px;margin:16px 0 0}.settings-card .duration-label{padding:14px;border-radius:6px;background:#fdfdfc;text-align:center;font-weight:500;margin:16px 0}.ai-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:50px;max-width:960px;position:relative}.ai-card>h2{font-size:46px;letter-spacing:-2px;font-family:'IBM Plex Sans',sans-serif;font-weight:600;line-height:1.15;margin:18px 0}.ai-card>p{max-width:520px;font-size:16px;line-height:1.7;color:#4c4b4b}.ai-art{position:absolute;right:70px;top:45px;font-size:100px;color:#4c4b4b}.ai-options{display:grid;grid-template-columns:1fr 1fr;gap:24px;border-top:1px solid var(--line);margin-top:32px;padding-top:28px}.ai-options span{font-size:11px;color:#7f7f7f}.ai-options h3{font-size:17px;margin:12px 0}.ai-options p{font-size:14px;color:#4c4b4b;line-height:1.7}.connection-note{background:#f3f0f0;padding:23px;border-radius:8px;margin-top:15px}.connection-note strong{font-size:14px}.connection-note p{font-size:13px;line-height:1.7;color:#4c4b4b;margin:8px 0}.connection-note a{font-size:13px;color:#4c4b4b}#toast{position:fixed;bottom:28px;left:calc(50% + 115px);transform:translateX(-50%);background:#0d0606;color:#fff;border:1px solid #4c4b4b;padding:15px 24px;border-radius:9px;z-index:20;box-shadow:0 10px 30px #0002;font-size:14px;max-width:90vw}dialog{border:1px solid #e5dddd;border-radius:14px;padding:35px;max-width:520px;color:#0d0606;background:#fdfdfc}dialog::backdrop{background:#0d060688;backdrop-filter:blur(4px)}dialog h2{font-size:26px;letter-spacing:-.8px;margin:15px 0}dialog p{font-size:14px;line-height:1.8;color:#4c4b4b}.dialog-close{float:right;font-size:25px;border:0;background:none;color:#4c4b4b}
@media(min-width:1500px){.canvas-stage{min-height:620px}.canvas-stage canvas{max-height:640px}.editor-shell{grid-template-columns:minmax(250px,1fr) 320px}.controls{padding:28px}.control-section{margin-bottom:24px;padding-bottom:24px}}
@media(max-width:1150px){.rail{width:195px;padding-left:12px;padding-right:12px}.brand{font-size:27px}.app{margin-left:195px}main{padding:28px 24px 15px}header{padding:0 24px}.edition{display:none}.editor-shell{grid-template-columns:minmax(200px,1fr) 260px}.controls{padding:20px}.canvas-stage{padding:18px}.below-editor>span{display:none}.below-editor{justify-content:flex-end}.tool-layout{grid-template-columns:minmax(200px,1fr) 280px;gap:16px}#toast{left:calc(50% + 97px)}}
@media(max-width:900px){.rail{position:static;width:100%;padding:14px 20px;flex-direction:row;align-items:center;gap:25px}.brand{font-size:25px;margin:0}.brand-sub,.rail-label,.rail-bottom,.profile,.tiny{display:none}nav{display:flex;gap:4px;flex:1;justify-content:flex-end}.nav{padding:10px;font-size:12px;gap:6px}.nav>span:first-child{display:none}.app{margin:0}header{height:66px}.page-heading{margin-bottom:22px}h1{font-size:28px}.canvas-stage{min-height:460px}.tool-layout{grid-template-columns:1fr 280px}#toast{left:50%}.ai-art{right:35px;font-size:70px}.ai-card{padding:35px}}
@media(max-width:650px){.rail{display:block;padding:16px}.brand{width:max-content;margin-bottom:18px}.brand-mark{height:28px;width:26px}.brand-mark span{height:19px;width:20px}nav{justify-content:space-between;gap:3px}.nav{font-size:11px;padding:10px 7px;white-space:normal;text-align:center}.header-actions{gap:0}.private-badge{display:none}header{padding:0 18px}.breadcrumb{font-size:12px}.breadcrumb span{margin:0 6px}.header-actions .button{font-size:12px;padding:10px;min-height:36px}main{padding:25px 16px 10px}h1{font-size:27px}.page-heading p{font-size:13px}.editor-shell{grid-template-columns:1fr}.canvas-stage{min-height:360px;padding:22px}.canvas-stage canvas{max-height:430px}.controls{border-left:0;border-top:1px solid var(--line);padding:22px}.controls label,.control-title h2{font-size:14px}.controls select,.controls input:not([type=range]),.filters button,.segmented button{font-size:14px}.canvas-toolbar{padding:14px}.canvas-footer{padding:12px 14px}.tool-layout{grid-template-columns:1fr}.dark-panel{min-height:360px}.motion-preview canvas{max-height:430px}.settings-card{padding:24px}.ai-card{padding:25px}.ai-card>h2{font-size:35px}.ai-art{font-size:45px;right:25px;top:35px}.ai-options{gap:18px}.below-editor button{font-size:11px}.below-editor button span{margin-left:7px}footer{padding:20px 16px}.small-note{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}