:root{--studio-bg:#f3f6fb;--studio-ink:#132037;--studio-muted:#718096;--studio-line:#dce4f0;--studio-blue:#1266d6;--studio-dark:#0c1830;--studio-soft:#edf4ff;--studio-panel:#fff;--studio-shadow:0 22px 70px rgba(42,63,103,.09)}
*{box-sizing:border-box}body{margin:0;color:var(--studio-ink);background:var(--studio-bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.studio-shell{min-height:100vh}.studio-topbar{height:72px;padding:0 max(22px,4vw);display:flex;align-items:center;gap:28px;background:rgba(255,255,255,.88);border-bottom:1px solid var(--studio-line);backdrop-filter:blur(16px)}.studio-brand{display:inline-flex;align-items:center;gap:10px;color:var(--studio-ink);font-weight:900;font-size:20px;text-decoration:none}.studio-brand img{width:34px;height:34px;object-fit:contain}.studio-breadcrumb{display:flex;align-items:center;gap:10px;color:var(--studio-muted);font-size:14px}.studio-breadcrumb strong{color:var(--studio-ink)}.studio-dot{color:#b4c1d4}.studio-top-actions{display:flex;align-items:center;gap:18px;margin-left:auto}.save-state{padding:7px 11px;border-radius:999px;color:#58708d;background:#edf3fb;font-size:12px;font-weight:800}.studio-back{color:var(--studio-blue);font-size:14px;font-weight:800;text-decoration:none}.studio-main{width:min(1480px,calc(100% - 44px));margin:auto;padding:42px 0 48px}.studio-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:26px}.studio-kicker{margin:0 0 10px;color:var(--studio-blue);font-size:12px;letter-spacing:.14em;font-weight:900}.studio-kicker span{margin-left:8px;padding:4px 7px;border-radius:5px;color:#8a6b16;background:#fff1b8;letter-spacing:0}.studio-heading h1{margin:0 0 10px;font-size:clamp(34px,4vw,56px);letter-spacing:-.055em;line-height:1.02}.studio-heading p{max-width:650px;margin:0;color:var(--studio-muted);font-size:16px;line-height:1.55}.studio-heading-actions,.bottom-actions{display:flex;align-items:center;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 18px;border:0;border-radius:12px;font:inherit;font-size:14px;font-weight:850;cursor:pointer;text-decoration:none}.button-primary{color:#fff;background:var(--studio-blue);box-shadow:0 12px 25px rgba(18,102,214,.2)}.button-primary:hover{background:#0755b7}.button-ghost{color:#52657d;background:#fff;border:1px solid var(--studio-line)}.studio-board{display:grid;grid-template-columns:minmax(240px,.85fr) minmax(390px,1.4fr) minmax(330px,1fr);gap:16px;align-items:start}.panel{min-width:0;padding:22px;border:1px solid var(--studio-line);border-radius:20px;background:var(--studio-panel);box-shadow:var(--studio-shadow)}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.panel-heading>div{display:flex;align-items:center;gap:11px}.panel-index{color:#9babbe;font-size:11px;font-weight:900;letter-spacing:.1em}.panel h2{margin:0;font-size:19px;letter-spacing:-.02em}.panel-hint{margin:12px 0 19px;color:var(--studio-muted);font-size:13px;line-height:1.5}.icon-button{width:28px;height:28px;border:0;border-radius:8px;color:var(--studio-blue);background:var(--studio-soft);font-size:22px;line-height:1;cursor:pointer}.text-button,.mini-button{padding:6px 0;border:0;color:var(--studio-blue);background:transparent;font:inherit;font-size:13px;font-weight:850;cursor:pointer}.upload-zone{display:flex;align-items:center;flex-direction:column;gap:7px;padding:24px 12px;border:1px dashed #b9cae2;border-radius:14px;color:var(--studio-blue);background:#f7faff;text-align:center;cursor:pointer}.upload-zone:hover{border-color:var(--studio-blue);background:var(--studio-soft)}.upload-zone strong{font-size:14px}.upload-zone small{color:var(--studio-muted);font-size:11px}.upload-icon{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#dfeeff;font-size:22px}.material-list{display:grid;gap:9px;margin-top:14px}.empty-state{padding:23px 12px;color:#a2b0c2;text-align:center;border:1px solid #e8edf5;border-radius:13px}.empty-state span{display:block;margin-bottom:6px;color:#b7c9e4;font-size:24px}.empty-state p{margin:0 0 3px;color:#718096;font-size:13px;font-weight:800}.empty-state small{font-size:11px}.material-tip{display:flex;gap:8px;margin-top:16px;padding:12px;border-radius:11px;color:#64768c;background:#f5f8fc;font-size:11px;line-height:1.45}.material-tip span{color:#d39c14}.material-tip p{margin:0}.material-tip strong{display:block;margin-bottom:2px;color:var(--studio-ink)}.material-card{position:relative;display:flex;align-items:center;gap:10px;padding:9px;border:1px solid var(--studio-line);border-radius:12px}.material-thumb{width:48px;height:48px;object-fit:cover;border-radius:8px;background:#e8eef8}.material-info{min-width:0}.material-info strong,.material-info small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.material-info strong{font-size:12px}.material-info small{margin-top:3px;color:var(--studio-muted);font-size:10px}.remove-material{margin-left:auto;border:0;color:#9aa9bb;background:transparent;cursor:pointer;font-size:18px}.scene-list{display:grid;gap:10px}.scene-card{position:relative;display:grid;grid-template-columns:88px minmax(0,1fr);gap:13px;padding:11px;border:1px solid var(--studio-line);border-radius:14px;background:#fbfcfe;cursor:pointer}.scene-card.active{border-color:#7da9e9;background:#f3f8ff;box-shadow:0 0 0 3px rgba(18,102,214,.08)}.scene-preview{display:grid;place-items:center;min-height:72px;border-radius:9px;color:#87a1c1;background:linear-gradient(135deg,#e5eefb,#f5f8fc);font-size:24px}.scene-card h3{margin:3px 0 5px;font-size:14px}.scene-card p{display:-webkit-box;overflow:hidden;margin:0;color:var(--studio-muted);font-size:12px;line-height:1.4;-webkit-box-orient:vertical;-webkit-line-clamp:2}.scene-card .scene-duration{position:absolute;right:11px;bottom:10px;color:#7b8ca1;font-size:10px;font-weight:800}.scene-number{color:var(--studio-blue);font-size:10px;font-weight:900;letter-spacing:.1em}.add-scene-card{display:flex;align-items:center;flex-direction:column;gap:5px;width:100%;margin-top:12px;padding:17px;border:1px dashed #bdcde2;border-radius:14px;color:var(--studio-blue);background:#fbfdff;cursor:pointer}.add-scene-card span{font-size:22px}.add-scene-card strong{font-size:13px}.add-scene-card small{color:var(--studio-muted);font-size:11px}.ai-pill{padding:4px 7px;border-radius:6px;color:#fff;background:var(--studio-blue);font-size:10px;font-weight:900;letter-spacing:.08em}.field-label,.field-label-row{display:block;color:#50647d;font-size:11px;font-weight:900;letter-spacing:.04em;text-transform:uppercase}.field-label-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.field-block{margin-top:20px}.select-control,.settings-grid select,textarea{width:100%;border:1px solid var(--studio-line);border-radius:10px;color:var(--studio-ink);background:#fbfcfe;font:inherit;font-size:13px;outline:none}.select-control,.settings-grid select{height:42px;padding:0 11px;margin-top:8px}.select-control:focus,textarea:focus,.settings-grid select:focus{border-color:#75a3e7;box-shadow:0 0 0 3px rgba(18,102,214,.1)}textarea{display:block;resize:vertical;min-height:160px;padding:13px;line-height:1.5}.prompt-meta{display:flex;justify-content:space-between;margin-top:7px;color:#99a8bb;font-size:10px}.prompt-meta span:first-child{color:#d29621;font-weight:800}.quick-prompts{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:12px;color:#8999ad;font-size:10px}.quick-prompts button{padding:5px 7px;border:1px solid var(--studio-line);border-radius:999px;color:#61758e;background:#fff;font:inherit;font-size:10px;cursor:pointer}.settings-divider{height:1px;margin:20px 0;border-top:1px solid #e7ecf4}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.settings-grid label>span,.quality-row small{display:block;color:#718096;font-size:11px;font-weight:800}.settings-grid select{margin-top:7px}.quality-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:18px}.quality-row .field-label{margin-bottom:3px}.quality-row small{font-weight:500}.segmented{display:flex;padding:3px;border-radius:9px;background:#eff3f9}.segmented button{padding:7px 10px;border:0;border-radius:7px;color:#7b8ca1;background:transparent;font:inherit;font-size:11px;font-weight:800;cursor:pointer}.segmented button.active{color:var(--studio-blue);background:#fff;box-shadow:0 2px 6px rgba(37,63,102,.12)}.token-estimate{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:19px;padding:14px;border-radius:11px;color:#61748e;background:var(--studio-soft);font-size:12px}.token-estimate strong{color:var(--studio-blue);font-size:13px}.studio-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:16px}.workflow-note{display:flex;align-items:flex-start;gap:11px;max-width:780px;padding:13px 16px;border:1px solid #e2e9f3;border-radius:14px;background:#fbfcfe}.workflow-note>span{color:#d59b18;font-size:18px}.workflow-note strong{font-size:12px}.workflow-note p{margin:4px 0 0;color:var(--studio-muted);font-size:11px;line-height:1.45}.toast{position:fixed;right:22px;bottom:22px;z-index:5;max-width:330px;padding:13px 16px;border-radius:12px;color:#fff;background:#15243b;box-shadow:0 15px 40px rgba(20,35,62,.25);font-size:13px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translateY(0)}@media(max-width:1100px){.studio-board{grid-template-columns:1fr 1fr}.settings-panel{grid-column:1/-1}.settings-panel .field-block{max-width:none}.studio-heading{align-items:flex-start;flex-direction:column}.studio-heading-actions{width:100%}}@media(max-width:720px){.studio-topbar{height:auto;min-height:65px;flex-wrap:wrap;padding:12px 18px;gap:9px}.studio-breadcrumb{order:3;width:100%;font-size:12px}.studio-top-actions{gap:10px}.studio-back{font-size:12px}.studio-main{width:min(100% - 24px,700px);padding:28px 0}.studio-board{grid-template-columns:1fr}.settings-panel{grid-column:auto}.studio-heading h1{font-size:39px}.studio-heading-actions,.bottom-actions{width:100%}.studio-heading-actions .button,.bottom-actions .button{flex:1}.studio-bottom{align-items:stretch;flex-direction:column}.settings-grid{grid-template-columns:1fr}.studio-breadcrumb strong{display:none}}
:root{--studio-overflow-fix:1}.panel{min-height:0;overflow:hidden}.material-list{min-width:0;max-width:100%;overflow:hidden}.material-card{min-width:0;max-width:100%;overflow:hidden;gap:8px}.material-thumb{flex:0 0 48px}.material-info{min-width:0;flex:1 1 auto;overflow:hidden}.material-name-label{display:block;overflow:hidden;color:#8c9bae;font-size:8px;font-weight:800;text-transform:uppercase;white-space:nowrap}.material-name{display:block;width:100%;min-width:0;padding:2px 0;border:0;color:var(--studio-ink);background:transparent;font:inherit;font-size:12px;font-weight:850;outline:none}.material-info small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:3px;color:var(--studio-muted);font-size:10px}.material-token,.attach-material{flex:0 0 auto;padding:5px 6px;border:1px solid #cbd9eb;border-radius:7px;color:var(--studio-blue);background:#f7faff;font:inherit;font-size:9px;font-weight:850;cursor:pointer}.attach-material.attached{color:#168567;border-color:#9fd8c6;background:#effbf6}.remove-material{flex:0 0 auto;margin-left:0}.scene-copy{min-width:0}.scene-material-empty{display:block;margin-top:6px;color:#a3b0c0;font-size:10px}.scene-materials{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}.scene-material-chip{padding:4px 6px;border:0;border-radius:6px;color:#2768b5;background:#e7f1ff;font:inherit;font-size:9px;font-weight:850;cursor:pointer}
:root{--studio-bg:#f3f6fb;--studio-ink:#132037;--studio-muted:#718096;--studio-line:#dce4f0;--studio-blue:#1266d6;--studio-soft:#edf4ff;--studio-panel:#fff;--studio-shadow:0 22px 70px rgba(42,63,103,.09)}
.studio-layout{display:grid;grid-template-columns:250px minmax(500px,1.5fr) minmax(300px,.85fr);gap:16px;align-items:start}.scenes-panel,.scene-panel,.settings-panel{min-width:0;overflow:hidden}.scene-card{position:relative;display:grid;grid-template-columns:52px minmax(0,1fr);gap:10px;min-width:0;padding:10px;border:1px solid var(--studio-line);border-radius:13px;background:#fbfcfe;cursor:pointer}.scene-card.active{border-color:#7da9e9;background:#f3f8ff;box-shadow:0 0 0 3px rgba(18,102,214,.08)}.scene-preview{display:grid;place-items:center;width:52px;height:58px;overflow:hidden;border-radius:8px;color:#87a1c1;background:linear-gradient(135deg,#e5eefb,#f5f8fc);font-size:20px}.scene-preview.has-frame{background:#dce9f8}.scene-preview img{width:100%;height:100%;object-fit:cover}.scene-copy{min-width:0;padding-right:4px}.scene-number{color:var(--studio-blue);font-size:9px;font-weight:900;letter-spacing:.1em}.scene-card h3{overflow:hidden;margin:4px 0;color:var(--studio-ink);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.scene-card p{display:-webkit-box;overflow:hidden;margin:0;color:var(--studio-muted);font-size:10px;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.scene-state{position:absolute;right:9px;bottom:8px;color:#92a0b1;font-size:8px;font-weight:800}.scene-assets{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}.scene-assets span{padding:3px 5px;border-radius:5px;color:#286bb6;background:#e6f1ff;font-size:8px;font-weight:800}.scene-list{display:grid;gap:9px}.scene-tip{display:flex;gap:8px;margin-top:15px;padding:11px;border-radius:11px;color:#64768c;background:#f5f8fc;font-size:10px;line-height:1.4}.scene-tip>span{color:#d39c14}.scene-tip p{margin:0}.scene-tip strong{display:block;margin-bottom:2px;color:var(--studio-ink)}.frames-grid{display:grid;grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);align-items:center;gap:10px}.frame-card{min-width:0;padding:14px;border:1px solid var(--studio-line);border-radius:15px;background:#fbfcfe}.frame-start{border-color:#a9c8ef}.frame-label span,.frame-idea-kicker{display:block;margin-bottom:4px;color:var(--studio-blue);font-size:9px;font-weight:900;letter-spacing:.1em}.frame-label strong{font-size:14px}.frame-content{min-height:180px;margin:12px 0;display:grid;place-items:center;overflow:hidden;border-radius:10px;background:linear-gradient(135deg,#e8f0fb,#f7f9fc)}.frame-empty{text-align:center;padding:18px 10px}.frame-empty span{display:grid;place-items:center;width:32px;height:32px;margin:0 auto 9px;border-radius:9px;color:#7b9bc4;background:#dfeafa;font-size:12px;font-weight:900}.frame-empty strong,.frame-empty small{display:block}.frame-empty strong{font-size:11px}.frame-empty small{margin-top:5px;color:#8b9bad;font-size:10px}.selected-frame{display:block;width:100%;height:180px;object-fit:cover}.remove-frame{margin-top:8px;padding:0;border:0;color:#718096;background:transparent;font:inherit;font-size:10px;cursor:pointer}.frame-actions{display:flex;gap:7px}.frame-button{display:inline-flex;align-items:center;justify-content:center;flex:1;min-height:34px;padding:0 7px;border:0;border-radius:8px;color:#fff;background:var(--studio-blue);font:inherit;font-size:10px;font-weight:850;cursor:pointer}.frame-button.secondary{color:#47627f;background:#edf3fb}.frame-button input{display:none}.frame-arrow{color:#8aa2bf;font-size:22px;text-align:center}.motion-block{margin-top:22px}.motion-block textarea{min-height:122px}.frame-idea{display:grid;grid-template-columns:1fr 1.2fr;gap:14px;margin-top:18px;padding:16px;border:1px solid #c9ddf7;border-radius:14px;background:#f4f8ff}.frame-idea h3{margin:0;font-size:16px}.frame-idea p{margin:7px 0 0;color:var(--studio-muted);font-size:11px;line-height:1.45}.frame-idea textarea{min-height:95px;background:#fff}.frame-idea-actions{display:flex;align-items:end;justify-content:flex-end;grid-column:1/-1;gap:8px}.frame-idea-actions .button{min-height:38px;font-size:11px}.library-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.library-heading small{display:block;margin-top:4px;color:#8b9bad;font-size:10px}.library-add{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;color:var(--studio-blue);background:var(--studio-soft);font-size:20px;font-weight:500;cursor:pointer}.asset-list{display:grid;gap:8px;margin-top:12px}.asset-card{display:grid;grid-template-columns:34px minmax(0,1fr) auto auto;align-items:center;gap:6px;min-width:0;padding:7px;border:1px solid var(--studio-line);border-radius:10px}.asset-card>img{width:34px;height:34px;object-fit:cover;border-radius:6px;background:#e8eef8}.asset-copy{min-width:0;overflow:hidden}.asset-name{display:block;width:100%;min-width:0;padding:0;border:0;color:var(--studio-ink);background:transparent;font:inherit;font-size:11px;font-weight:850;outline:none}.asset-copy small{display:block;overflow:hidden;margin-top:2px;color:#8495a9;font-size:9px;text-overflow:ellipsis;white-space:nowrap}.asset-token,.asset-attach{padding:5px 6px;border:1px solid #cbd9eb;border-radius:6px;color:var(--studio-blue);background:#f7faff;font:inherit;font-size:9px;font-weight:850;cursor:pointer}.asset-attach.attached{color:#168567;border-color:#9fd8c6;background:#effbf6}.asset-empty{padding:16px 10px;border:1px dashed #c7d5e6;border-radius:10px;color:#8d9caf;font-size:10px;line-height:1.4;text-align:center}.studio-status{color:#718096}.scene-status{padding:5px 8px;border-radius:999px;color:#b17b19;background:#fff3c7;font-size:9px;font-weight:850}.settings-panel .settings-divider{height:1px;margin:18px 0;border-top:1px solid #e7ecf4}.settings-panel .settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.settings-panel .quality-row{margin-top:16px}.settings-panel .token-estimate{margin-top:16px}.studio-bottom{margin-top:16px}
@media(max-width:1150px){.studio-layout{grid-template-columns:230px minmax(0,1fr)}.settings-panel{grid-column:1/-1}.settings-panel .asset-list{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-panel .settings-grid{max-width:500px}}
@media(max-width:760px){.studio-layout{grid-template-columns:1fr}.settings-panel{grid-column:auto}.frames-grid{grid-template-columns:1fr}.frame-arrow{transform:rotate(90deg)}.frame-idea{grid-template-columns:1fr}.settings-panel .asset-list{grid-template-columns:1fr}.studio-bottom{align-items:stretch;flex-direction:column}.studio-heading-actions,.bottom-actions{width:100%}.studio-heading-actions .button,.bottom-actions .button{flex:1}.scene-status{font-size:8px}}
:root{--studio-hidden-fix:1}.frame-idea[hidden]{display:none}.frame-generation-status{position:fixed;left:22px;bottom:22px;z-index:6;margin-right:auto;color:#718096;font-size:10px;font-weight:800}.frame-generation-status.is-error{color:#c74d4d}.frame-generation-status.is-success{color:#168567}
.video-name-row{display:flex;align-items:center;gap:12px;max-width:420px;margin:17px 0 2px}.video-name-row .field-label{flex:0 0 auto}.video-title-input{width:100%;min-width:0;padding:7px 10px;border:1px solid var(--studio-line);border-radius:8px;color:var(--studio-ink);background:#fbfcfe;font:inherit;font-size:13px;font-weight:800;outline:none}.video-title-input:focus{border-color:#75a3e7;box-shadow:0 0 0 3px rgba(18,102,214,.1)}
.frame-idea-copy,.frame-idea-form{min-width:0}.frame-attachments-button{display:inline-flex;align-items:center;justify-content:center;min-height:34px;margin-top:14px;padding:0 11px;border:1px solid #b9d2f2;border-radius:8px;color:var(--studio-blue);background:#fff;font-size:10px;font-weight:850;cursor:pointer}.frame-attachments-button input{display:none}.frame-attachments-hint{display:block;margin-top:6px;color:#8b9bad;font-size:9px}.frame-attachments{display:grid;gap:6px;margin-top:10px}.frame-attachment{display:flex;align-items:center;gap:7px;min-width:0;padding:5px 7px;border:1px solid #dce6f3;border-radius:8px;background:#fff}.frame-attachment img{width:28px;height:28px;flex:0 0 28px;object-fit:cover;border-radius:5px}.frame-attachment span{overflow:hidden;flex:1;min-width:0;color:#5e7189;font-size:9px;text-overflow:ellipsis;white-space:nowrap}.frame-attachment button{width:20px;height:20px;padding:0;border:0;border-radius:5px;color:#8394aa;background:#f2f6fb;font-size:15px;line-height:1;cursor:pointer}.frame-generation-quality{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px;padding-top:10px;border-top:1px solid #e1e9f4}.frame-generation-quality .field-label{margin-bottom:3px;font-size:9px}.frame-generation-quality small{color:#7e90a7;font-size:9px}.frame-token-estimate{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;padding:9px 11px;border-radius:8px;color:#61748e;background:#fff;font-size:10px}.frame-token-estimate span{white-space:nowrap}.frame-token-estimate strong{color:var(--studio-blue);font-size:11px;white-space:nowrap}
.frame-image-size{margin-top:12px;padding-top:10px;border-top:1px solid #e1e9f4}.frame-image-size .field-label{display:block;margin-bottom:6px;font-size:9px}.frame-image-size select{width:100%;height:38px;padding:0 10px;border:1px solid var(--studio-line);border-radius:8px;color:var(--studio-ink);background:#fff;font:inherit;font-size:11px;outline:none}.frame-image-size small{display:block;margin-top:5px;color:#7e90a7;font-size:9px}
@media(max-width:900px){.frame-idea{grid-template-columns:1fr}.frame-idea-actions{grid-column:auto}}
@media(max-width:760px){.video-name-row{align-items:stretch;flex-direction:column;gap:6px}}
.studio-layout{grid-template-columns:minmax(280px,.72fr) minmax(0,2.2fr);gap:20px}.central-options{margin-top:20px;padding:18px;border:1px solid var(--studio-line);border-radius:15px;background:#fbfcfe}.central-options-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.central-options-heading>div{display:flex;align-items:center;gap:10px}.central-options-heading h2{margin:0;font-size:16px}.scenario-row{display:grid;grid-template-columns:minmax(190px,.7fr) minmax(260px,1.3fr);align-items:center;gap:16px;padding-bottom:16px;border-bottom:1px solid #e7ecf4}.scenario-row small,.library-heading small{display:block;margin-top:4px;color:#8b9bad;font-size:10px}.scenario-row .select-control{margin-top:0}.central-materials{padding:16px 0;border-bottom:1px solid #e7ecf4}.central-materials .asset-list{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:12px}.video-options-row{display:grid;grid-template-columns:minmax(150px,1fr) minmax(150px,1fr);gap:12px;padding-top:16px}.video-options-row label>span{display:block;color:#718096;font-size:11px;font-weight:800}.video-options-row select{width:100%;height:42px;padding:0 11px;margin-top:7px;border:1px solid var(--studio-line);border-radius:10px;color:var(--studio-ink);background:#fff;font:inherit;font-size:13px;outline:none}.video-options-row .quality-row{grid-column:1/-1;margin-top:2px;padding-top:14px;border-top:1px solid #e7ecf4}.video-options-row .token-estimate{grid-column:1/-1;margin-top:0}.central-options .library-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.central-options .library-add{flex:0 0 auto}.central-options .settings-divider{display:none}
@media(max-width:1150px){.studio-layout{grid-template-columns:230px minmax(0,1fr)}.central-materials .asset-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.studio-layout{grid-template-columns:1fr}.scenario-row{grid-template-columns:1fr;gap:10px}.central-materials .asset-list{grid-template-columns:1fr}.video-options-row{grid-template-columns:1fr}.video-options-row .quality-row,.video-options-row .token-estimate{grid-column:auto}.video-options-row .quality-row{align-items:flex-start;flex-direction:column}.central-options{padding:14px}}

.studio-workflow-tabs{display:flex;gap:4px;width:max-content;margin:0 0 16px;padding:4px;border:1px solid var(--studio-line);border-radius:999px;background:var(--studio-panel)}
.studio-workflow-tabs button{min-height:32px;padding:0 16px;border:0;border-radius:999px;color:var(--studio-muted);background:transparent;font:inherit;font-size:12px;font-weight:850;cursor:pointer}
.studio-workflow-tabs button.active{color:var(--studio-ink);background:var(--studio-soft)}
.studio-theme-toggle{display:inline-flex;align-items:center;gap:5px;min-height:34px;padding:0 11px;border:1px solid var(--studio-line);border-radius:999px;color:var(--studio-blue);background:var(--studio-panel);font:inherit;font-size:12px;font-weight:850;cursor:pointer}
.studio-theme-toggle span{color:var(--studio-muted);font-size:10px}
.studio-quick-start{margin:0 0 16px;padding:14px;border:1px solid var(--studio-line);border-radius:14px;background:var(--studio-soft)}
.studio-quick-start textarea{min-height:76px;margin-top:7px}
.studio-quick-start small{display:block;margin-top:6px;color:var(--studio-muted);font-size:10px;line-height:1.4}
.field-help{margin:6px 0 10px;color:var(--studio-muted);font-size:11px;line-height:1.45}
.quick-prompts-help{display:block;margin-top:8px;color:var(--studio-muted);font-size:10px}
.frame-label small{display:block;margin-top:5px;color:var(--studio-muted);font-size:10px;font-weight:500}
.segmented button:disabled{cursor:not-allowed;opacity:.5}
.segmented button em{font-size:8px;font-style:normal}

body.studio-dark{--studio-bg:#070b14;--studio-ink:#f3f7ff;--studio-muted:#91a0b7;--studio-line:rgba(163,184,218,.16);--studio-blue:#4a9bff;--studio-dark:#dbeaff;--studio-soft:#102446;--studio-panel:#101827;--studio-shadow:0 24px 80px rgba(0,0,0,.28);color-scheme:dark}
body.studio-dark .studio-topbar{background:rgba(7,11,20,.88);border-color:var(--studio-line)}
body.studio-dark .studio-brand,body.studio-dark .studio-breadcrumb strong,body.studio-dark .panel h2,body.studio-dark .frame-label strong,body.studio-dark .studio-heading h1,body.studio-dark .studio-account-card-heading strong,body.studio-dark .material-tip strong,body.studio-dark .scene-tip strong{color:var(--studio-ink)}
body.studio-dark .panel,body.studio-dark .frame-card,body.studio-dark .central-options,body.studio-dark .studio-workflow-tabs,body.studio-dark .studio-account-card,body.studio-dark .workflow-note,body.studio-dark .frame-idea,body.studio-dark .studio-quick-start{background:var(--studio-panel);border-color:var(--studio-line)}
body.studio-dark .studio-theme-toggle,body.studio-dark .button-ghost,body.studio-dark .studio-account-button{color:var(--studio-ink);background:var(--studio-panel);border-color:var(--studio-line)}
body.studio-dark .scene-card,body.studio-dark .frame-content,body.studio-dark .frame-idea textarea,body.studio-dark .frame-image-size select,body.studio-dark .video-title-input,body.studio-dark .video-options-row select,body.studio-dark textarea,body.studio-dark select{color:var(--studio-ink);background:#0b1322;border-color:var(--studio-line)}
body.studio-dark .scene-card.active,body.studio-dark .frame-start{background:#102446;border-color:#397fd6}
body.studio-dark .scene-preview{background:linear-gradient(135deg,#132641,#0b1322)}
body.studio-dark .scene-tip,body.studio-dark .material-tip,body.studio-dark .asset-empty{color:var(--studio-muted);background:#0b1322;border-color:var(--studio-line)}
body.studio-dark .asset-card,body.studio-dark .frame-attachment{background:#0b1322;border-color:var(--studio-line)}
body.studio-dark .asset-token,body.studio-dark .asset-attach,body.studio-dark .material-token,body.studio-dark .attach-material{color:var(--studio-blue);background:#102446;border-color:#244e86}
body.studio-dark .segmented{background:#0b1322}
body.studio-dark .segmented button.active{color:var(--studio-ink);background:#1c3763}
body.studio-dark .token-estimate,body.studio-dark .frame-token-estimate{color:var(--studio-muted);background:#102446}
body.studio-dark .studio-footer{background:#070b14;border-color:var(--studio-line)}
body.studio-dark .studio-footer-brand strong,body.studio-dark .studio-footer-links strong{color:var(--studio-ink)}
body.studio-dark .studio-footer-brand p,body.studio-dark .studio-footer-links span,body.studio-dark .studio-footer-links a{color:var(--studio-muted)}
body.studio-dark .video-result{background:#102446;border-color:#244e86}
body.studio-dark .video-result-heading{color:var(--studio-ink)}
@media(max-width:720px){.studio-workflow-tabs{width:100%}.studio-workflow-tabs button{flex:1;padding:0 8px;font-size:11px}.studio-theme-toggle span{display:none}}
.selected-frame-link{display:block;width:100%;height:180px;cursor:zoom-in}.frame-result-actions{display:flex;align-items:center;justify-content:center;gap:12px;min-height:27px;background:#f4f7fb}.download-frame,.remove-frame{padding:0;border:0;color:#1266d6;background:transparent;font:inherit;font-size:10px;font-weight:800;cursor:pointer}.remove-frame{color:#718096}
.video-result{margin-top:16px;padding:18px;border:1px solid #c9ddf7;border-radius:15px;background:#f4f8ff}.video-result-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;color:#132037;font-size:14px}.video-result-heading a{color:#1266d6;font-size:11px;font-weight:850;text-decoration:none}.generated-video{display:block;width:min(720px,100%);max-height:620px;margin:auto;border-radius:12px;background:#dfe9f7}.video-generation-status{color:#718096;font-size:11px;font-weight:800}.video-generation-status.is-error{color:#c74d4d}.video-generation-status.is-success{color:#168567}
.central-options .scenario-row,.central-options .central-materials{display:none}
.studio-account-button{min-height:34px;padding:0 13px;border:1px solid #d5e0ef;border-radius:999px;color:#1266d6;background:#fff;font:inherit;font-size:12px;font-weight:850;cursor:pointer}.studio-account-button:hover{border-color:#8eb5e8;background:#f5f9ff}.studio-account-popover{position:fixed;top:70px;right:24px;z-index:20;width:min(360px,calc(100% - 32px));padding:10px}.studio-account-popover [hidden]{display:none!important}.studio-account-card{padding:18px;border:1px solid #dce5f1;border-radius:18px;background:#fff;box-shadow:0 20px 60px rgba(33,57,93,.18)}.studio-account-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.studio-account-eyebrow{display:block;margin-bottom:5px;color:#7890ac;font-size:9px;font-weight:900;letter-spacing:.12em}.studio-account-card-heading strong{color:#132037;font-size:18px}.studio-account-close{width:28px;height:28px;border:0;border-radius:8px;color:#73849a;background:#f1f5fa;font-size:20px;line-height:1;cursor:pointer}.studio-account-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:16px 0}.studio-account-stats div{padding:11px;border-radius:10px;background:#f3f7fc}.studio-account-stats span{display:block;margin-bottom:5px;color:#7b8da4;font-size:10px}.studio-account-stats strong{display:block;overflow:hidden;color:#132037;font-size:12px;text-overflow:ellipsis;white-space:nowrap}.studio-account-action,.studio-login-action{width:100%;text-align:center;text-decoration:none}.studio-login-action{margin-top:8px}.studio-logout-action{width:100%;margin-top:10px;padding:8px;border:0;color:#8b5f67;background:transparent;font:inherit;font-size:11px;font-weight:800;cursor:pointer}.studio-footer{margin-top:54px;padding:36px 7.5vw 42px;border-top:1px solid #dce4f0;background:#fff}.studio-footer-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:26px}.studio-footer-brand strong,.studio-footer-links strong{display:block;margin-bottom:12px;color:#132037;font-size:16px;font-weight:900}.studio-footer-logo{display:flex!important;align-items:center;gap:8px}.studio-footer-mark{display:inline-grid;place-items:center;width:27px;height:27px;border-radius:9px;background:#edf4ff}.studio-footer-mark img{width:22px;height:22px;object-fit:contain}.studio-footer-brand p,.studio-footer-links span,.studio-footer-links a{display:block;margin:0 0 9px;color:#5b6475;font-size:14px;line-height:1.45}.studio-footer-links a{text-decoration:none}.studio-footer-links a:hover{color:#1266d6}.studio-footer-copy{margin-top:18px!important;color:#8b93a3!important}@media(max-width:720px){.studio-account-popover{top:62px;right:6px}.studio-footer{padding:30px 16px 36px}.studio-footer-grid{grid-template-columns:1fr;gap:22px}}