:root{color:#20201d;letter-spacing:0;--ink:#20201d;--muted:#77736b;--faint:#aaa39a;--paper:#fffdf8;--surface:#fffdf8e0;--line:#20201d1c;--line-strong:#20201d33;--accent:#b85f4b;--accent-soft:#b85f4b1c;--green:#3f8066;--gold:#a77b35;--danger:#b24f49;--shadow:0 20px 56px #221f1b17;background:#f5f2ec;font-family:Avenir Next,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{background:linear-gradient(135deg,#fffdf8f2,#ede8dde0),#f5f2ec;min-width:320px;min-height:100vh;margin:0}button,input,textarea{font:inherit}button{border:0}button,a,label{-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline-offset:3px;outline:3px solid #b85f4b3d}button:disabled,a.disabled{cursor:not-allowed;opacity:.48}input,textarea{border:1px solid var(--line-strong);width:100%;min-height:44px;color:var(--ink);background:#ffffffbd;border-radius:12px;padding:11px 12px}textarea{resize:vertical;min-height:94px;line-height:1.55}.studio-shell{grid-template-columns:248px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{color:#fffdf8;background:#20201d;flex-direction:column;gap:18px;min-height:100vh;padding:22px 16px;display:flex;position:sticky;top:0}.brand-lockup,.nav-item,.space-chip,.create-space-button,.primary-action,.secondary-action,.locked-action,.icon-action,.action-button,.upload-button,.result-main-actions,.delivery-actions,.intro-actions,.mix-actions{align-items:center;display:inline-flex}.brand-lockup{gap:11px;padding:4px}.brand-lockup strong,.brand-lockup small,.section-title h3,.section-title p,.metric span,.metric strong,.metric small,.summary-badge small,.summary-badge strong,.tree-file span,.tree-file small,.script-card h3,.script-card p,.summary-line span,.summary-line strong{display:block}.brand-lockup small{color:#fffdf894;margin-top:2px}.brand-mark{color:#7a382f;background:#eacbbe;border-radius:13px;place-items:center;width:42px;height:42px;display:grid}.create-space-button{min-height:42px;color:var(--ink);cursor:pointer;background:#fffdf8;border-radius:12px;justify-content:center;gap:8px;font-weight:800}.side-nav{gap:7px;display:grid}.nav-item{color:#fffdf8ad;cursor:pointer;text-align:left;background:0 0;border-radius:12px;gap:10px;width:100%;min-height:46px;padding:0 12px}.nav-item.active{color:#fffdf8;background:#fffdf81f}.space-switcher{gap:8px;margin-top:auto;display:grid}.space-switcher>span{color:#fffdf87a;font-size:12px;font-weight:800}.space-chip{color:#fffdf8b8;cursor:pointer;text-align:left;background:#fffdf812;border-radius:11px;gap:8px;width:100%;min-height:38px;padding:0 10px}.space-chip span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.space-chip.active{color:#fffdf8;background:#fffdf829}.studio-main{min-width:0;padding:24px}.topbar{border:1px solid var(--line);background:var(--surface);min-height:92px;box-shadow:var(--shadow);border-radius:20px;justify-content:space-between;align-items:center;gap:18px;padding:18px;display:flex}.topbar span,.space-hero span,.mix-control-panel span{color:var(--accent);font-size:13px;font-weight:800}.topbar h1,.space-hero h2,.mix-control-panel h2{letter-spacing:0;margin:4px 0 0}.topbar h1{font-size:clamp(24px,3vw,42px);line-height:1}.topbar-stats{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.summary-badge{border:1px solid var(--line);background:#ffffff8f;border-radius:14px;min-width:78px;padding:9px 10px}.summary-badge small{color:var(--muted);font-size:11px}.summary-badge strong{margin-top:2px;font-size:18px}.page-stack{gap:18px;margin-top:18px;display:grid}.space-hero,.page-intro,.mix-control-panel,.delivery-summary{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:24px;justify-content:space-between;align-items:center;gap:20px;padding:22px;display:flex}.space-hero h2,.mix-control-panel h2{font-size:clamp(30px,4.5vw,56px);line-height:1}.space-hero p,.page-intro p,.mix-control-panel p,.section-title p,.metric small,.empty-state span,.warning-box small,.muted-copy{color:var(--muted);line-height:1.48}.primary-action,.secondary-action,.locked-action,.icon-action,.action-button{cursor:pointer;white-space:nowrap;border-radius:999px;justify-content:center;gap:8px;min-height:42px;text-decoration:none}.primary-action{background:var(--ink);color:#fffdf8;padding:0 17px}.secondary-action{border:1px solid var(--line-strong);color:var(--ink);background:#ffffffad;padding:0 14px}.locked-action{color:var(--green);background:#3f80661f;padding:0 14px}.icon-action{width:42px;color:var(--ink);background:#20201d14}.workspace-home-grid,.brief-script-layout,.mix-settings-grid{grid-template-columns:minmax(320px,.9fr) minmax(0,1.5fr);align-items:start;gap:18px;display:grid}.workspace-list-panel,.space-overview-panel,.brief-editor,.script-preview-panel,.full-script-panel,.material-browser,.mix-workbench,.mix-settings-grid>*,.task-flow-panel,.compact-render-footer,.result-studio,.result-timeline,.history-panel,.result-toolbar,.history-drawer{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:22px;min-width:0;padding:16px}.section-title h3{margin:0;font-size:18px}.section-title p{margin:5px 0 0}.workspace-list,.list-stack,.segment-list,.script-preview-grid,.cue-match-list,.render-task-list,.history-list,.voice-list{gap:10px;min-width:0;display:grid}.workspace-list{margin-top:12px}.workspace-row,.tree-file,.segment-row,.script-card,.mix-script-row,.cue-match-row,.result-script-row,.history-card,.preset-option,.voice-card{border:1px solid var(--line);color:var(--ink);cursor:pointer;text-align:left;background:#ffffff94}.workspace-row{border-radius:16px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:11px;width:100%;min-height:66px;padding:12px;display:grid}.workspace-row-main{min-width:0;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:30px minmax(0,1fr) auto;align-items:center;gap:11px;display:grid}.workspace-delete{min-height:34px;color:var(--danger);cursor:pointer;background:#b24f4914;border:1px solid #b24f493d;border-radius:999px;padding:0 11px}.workspace-name-editor{margin:12px 0 14px}.workspace-row.active,.tree-file.active,.segment-row.active,.script-card.active,.mix-script-row.active,.cue-match-row.active,.result-script-row.active,.history-card.active,.preset-option.active,.voice-card.active{background:var(--accent-soft);border-color:#b85f4b5c}.workspace-row small,.tree-file small,.segment-main small,.mix-script-row small,.history-card small,.preset-option small,.voice-card small,.script-card p{color:var(--muted);line-height:1.42}.overview-kpis,.delivery-summary,.result-summary{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;display:grid}.metric{border:1px solid var(--line);background:#ffffff94;border-radius:16px;padding:14px}.metric span{color:var(--muted);font-size:13px}.metric strong{overflow-wrap:anywhere;margin-top:7px;font-size:27px}.metric small{margin-top:3px}.next-actions,.delivery-actions{flex-wrap:wrap;gap:9px;margin-top:14px;display:flex}.action-button{border:1px solid var(--line-strong);color:var(--ink);background:#fff;padding:0 13px}.page-intro{align-items:flex-end}.page-intro h2{margin:5px 0 0;font-size:clamp(28px,4vw,48px);line-height:1.04}.intro-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px}.upload-button{background:var(--accent-soft);min-height:54px;color:var(--accent);cursor:pointer;border:1px dashed #b85f4b6b;border-radius:16px;gap:10px;padding:0 14px}.upload-button input{display:none}.upload-button small{color:var(--muted);margin-top:2px;font-size:12px;display:block}.material-browser{grid-template-columns:minmax(0,1fr) 360px;align-items:start;gap:16px;display:grid}.material-main-panel{min-width:0}.material-view-toolbar{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.segmented-control{border:1px solid var(--line);background:#ffffff9e;border-radius:14px;gap:4px;padding:4px;display:inline-flex}.segmented-control button{min-height:36px;color:var(--muted);cursor:pointer;background:0 0;border-radius:10px;align-items:center;gap:7px;padding:0 11px;font-weight:800;display:inline-flex}.segmented-control button.active{background:var(--ink);color:#fffdf8}.raw-material-layout{grid-template-columns:minmax(240px,.9fr) minmax(0,1.3fr);align-items:start;gap:14px;margin-top:14px;display:grid}.raw-list,.asset-segment-panel{min-width:0}.raw-list{gap:8px;display:grid}.raw-asset-row{border:1px solid var(--line);width:100%;min-height:62px;color:var(--ink);text-align:left;cursor:pointer;background:#ffffff8f;border-radius:16px;grid-template-columns:24px minmax(0,1fr) 18px;align-items:center;gap:10px;padding:11px;display:grid}.raw-asset-row:hover,.raw-asset-row.active,.segment-row:hover,.segment-row.active{background:var(--accent-soft);border-color:#b85f4b57}.raw-asset-row span,.raw-asset-row strong,.raw-asset-row small{overflow-wrap:anywhere;min-width:0;display:block}.raw-asset-row small{color:var(--muted);margin-top:3px}.tree-root{gap:8px;margin-top:12px;display:grid}.tree-folder{min-height:34px;color:var(--muted);align-items:center;gap:8px;font-weight:800;display:flex}.tree-file{border-radius:14px;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:8px;width:100%;min-height:52px;padding:10px;display:grid}.tree-file span,.tree-file small,.segment-main strong,.segment-main small,.script-card h3,.script-card p,.cue-text strong,.cue-text small{overflow-wrap:anywhere;min-width:0}.tree-file small{grid-column:2}.segment-list{gap:9px;max-height:620px;margin-top:12px;padding-right:2px;display:grid;overflow:auto}.segment-row{border:1px solid var(--line);width:100%;color:var(--ink);text-align:left;cursor:pointer;background:#ffffff8f;border-radius:18px;grid-template-columns:72px minmax(0,1fr) 42px;align-items:center;gap:12px;padding:12px;display:grid}.segment-thumb,.mini-preview{color:var(--accent);background:linear-gradient(145deg,#ead1c6,#fbf7ee 52%,#d8e4d9);border-radius:14px;place-items:center;display:grid}.segment-thumb{height:64px}.segment-main{gap:5px;min-width:0;display:grid}.tag-row{flex-wrap:wrap;gap:6px;min-width:0;display:flex}.tag,.status-pill,.lock-state{max-width:100%;color:var(--muted);background:#20201d12;border-radius:999px;padding:5px 8px;font-size:12px;line-height:1.25}.quality-score{width:42px;height:42px;color:var(--green);background:#3f80661c;border-radius:50%;place-items:center;font-weight:800;display:grid}.quality-score.small{width:34px;height:34px;font-size:13px}.effective-table-panel{min-width:0}.segment-table-wrap{border:1px solid var(--line);background:#ffffff94;border-radius:18px;max-height:650px;margin-top:12px;overflow:auto}.segment-table{border-collapse:collapse;width:100%;min-width:760px}.segment-table th,.segment-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;padding:12px}.segment-table th{z-index:1;color:var(--muted);background:#fffdf8f5;font-size:12px;font-weight:900;position:sticky;top:0}.segment-table tbody tr{cursor:pointer}.segment-table tbody tr:hover,.segment-table tbody tr.active{background:var(--accent-soft)}.segment-table td{color:var(--ink);line-height:1.42}.segment-table td strong,.segment-table td small{overflow-wrap:anywhere;min-width:0;display:block}.segment-table td small{color:var(--muted);margin-top:4px;font-size:12px}.preview-panel{position:sticky;top:18px}.preview-player,.phone-video-shell{background:var(--ink);overflow:hidden}.preview-player{aspect-ratio:16/10;border-radius:18px;margin-top:12px}.preview-player video,.phone-video-shell video{object-fit:cover;background:#111;width:100%;height:100%;display:block}.player-placeholder,.video-empty{height:100%;color:var(--accent);text-align:center;background:radial-gradient(circle at 50% 32%,#ffffffc2,#0000 24%),linear-gradient(150deg,#edd5ca,#fbf7ee 52%,#d8e4d9);align-content:center;place-items:center;gap:10px;padding:18px;display:grid}.preview-copy{gap:8px;margin-top:12px;display:grid}.preview-copy p{color:var(--muted);margin:0;line-height:1.5}.decision-bar{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.decision-button{border:1px solid var(--line);min-height:36px;color:var(--ink);cursor:pointer;background:#fff;border-radius:999px;padding:0 11px}.decision-button.active{background:var(--accent-soft);color:var(--accent);border-color:#b85f4b57}.brief-editor,.script-preview-panel,.settings-panel,.task-flow-panel,.result-timeline,.history-panel{gap:13px;display:grid}.form-grid{gap:12px;display:grid}.form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.field{gap:7px;display:grid}.field>span{color:var(--muted);font-size:13px;font-weight:800}.section-head,.script-card-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.script-preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.script-card{border-radius:18px;gap:10px;padding:14px;display:grid}.script-card h3{margin:0;font-size:18px}.script-card p{max-height:92px;margin:0;overflow:hidden}.select-check{color:var(--muted);cursor:pointer;align-items:center;gap:6px;font-size:12px;display:inline-flex}.duration-control{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:5px;display:grid}.duration-control button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border-radius:9px;font-weight:900}.duration-control button.active{background:var(--ink);color:#fffdf8}.script-duration-badge{width:fit-content;min-height:24px;color:var(--accent);background:#b85f4b1a;border-radius:999px;align-items:center;padding:0 9px;font-size:12px;font-weight:900;display:inline-flex}.select-check input,.mix-script-row input{width:auto;min-height:auto}.mix-workbench{grid-template-columns:240px minmax(0,1fr) 320px;align-items:start;gap:16px;max-height:760px;display:grid;overflow:hidden}.mix-script-row{border-radius:15px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px;width:100%;min-height:58px;padding:10px;display:grid}.mix-script-row strong,.mix-script-row small{display:block}.scrollable-script-list{overscroll-behavior:contain;max-height:300px;padding-right:4px;overflow-y:auto}.match-timeline-panel,.match-inspector{min-width:0}.cue-match-list{max-height:430px;margin-top:12px;padding-right:4px;overflow-y:auto}.cue-match-row{border-radius:16px;grid-template-columns:32px minmax(0,1fr) auto;align-items:center;gap:11px;width:100%;min-height:72px;padding:12px;display:grid}.cue-number{width:32px;height:32px;color:var(--muted);background:#20201d14;border-radius:50%;place-items:center;font-weight:800;display:grid}.cue-text strong,.cue-text small{display:block}.cue-text small{color:var(--muted);margin-top:4px}.status-pill{white-space:nowrap;align-items:center;gap:5px;display:inline-flex}.status-pill.matched{color:var(--green);background:#3f80661c}.status-pill.alternative{color:var(--gold);background:#a77b351f}.status-pill.missing{color:var(--danger);background:#b24f491f}.timeline-strip{border:1px solid var(--line);background:#ffffff8a;border-radius:18px;grid-auto-columns:minmax(120px,1fr);grid-auto-flow:column;gap:8px;margin-top:14px;padding:12px;display:grid;overflow-x:auto}.timeline-block{min-height:72px;color:var(--ink);overflow-wrap:anywhere;background:#3f80661a;border-radius:14px;align-content:start;gap:6px;padding:10px;display:grid}.timeline-block b{color:var(--green)}.timeline-block.alternative{background:#a77b351f}.timeline-block.alternative b{color:var(--gold)}.timeline-block.missing{background:#b24f491c}.timeline-block.missing b{color:var(--danger)}.cue-inspector-body{gap:11px;max-height:650px;margin-top:12px;padding-right:4px;display:grid;overflow-y:auto}.cue-inspector-body p{color:var(--muted);margin:0;line-height:1.5}.matched-preview{border:1px solid var(--line);background:#ffffff9e;border-radius:18px;gap:0;display:grid;overflow:hidden}.matched-preview video,.matched-preview .video-empty{aspect-ratio:16/9;object-fit:contain;background:#20201d14;width:100%;min-height:160px}.matched-preview>div:last-child{gap:3px;padding:10px 12px 12px;display:grid}.matched-preview small{color:var(--muted);overflow-wrap:anywhere}.inspector-actions{gap:8px;display:grid}.mix-launch-strip{border:1px solid var(--line);background:#ffffffb8;border-radius:20px;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;display:flex}.mix-launch-copy{gap:3px;min-width:0;display:grid}.mix-launch-copy span,.mix-launch-copy small{color:var(--muted)}.mix-launch-copy strong{letter-spacing:0;font-size:clamp(20px,2vw,30px);line-height:1.05}.mix-launch-copy small{overflow-wrap:anywhere}.mix-actions{flex-wrap:wrap;justify-content:flex-end;gap:9px;display:flex}.status-action{color:var(--green);background:#3f80661c;border-color:#3f80663d}.compact-render-footer{justify-content:space-between;align-items:center;gap:12px;min-height:64px;display:flex}.compact-render-footer>span{color:var(--muted);font-weight:800}.compact-render-footer>div{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.compact-panel{margin-top:-4px}.preset-options{gap:8px;display:grid}.preset-options.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.preset-option{border-radius:15px;gap:4px;padding:12px;display:grid}.summary-line{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;min-height:34px;padding-bottom:8px;display:flex}.summary-line span{color:var(--muted)}.summary-line strong{text-align:right;overflow-wrap:anywhere}.voice-list{max-height:330px;overflow:auto}.voice-list.compact{max-height:150px}.voice-card{border-radius:15px;grid-template-columns:38px minmax(0,1fr);align-items:center;gap:10px;width:100%;min-height:58px;padding:10px;display:grid}.voice-avatar{background:var(--accent-soft);width:38px;height:38px;color:var(--accent);border-radius:12px;place-items:center;display:grid;overflow:hidden}.voice-avatar img{object-fit:cover;width:100%;height:100%}.task-flow-panel{gap:12px;display:grid}.render-task-row{border:1px solid var(--line);background:#ffffff94;border-radius:16px;grid-template-columns:44px 110px minmax(0,1fr) auto;align-items:center;gap:10px;padding:12px;display:grid}.render-task-row>span{background:#20201d14;border-radius:14px;place-items:center;width:44px;height:44px;font-weight:800;display:grid}.render-task-row small{color:var(--muted);overflow-wrap:anywhere}.result-studio{grid-template-columns:250px minmax(390px,.8fr) 320px;align-items:start;gap:14px;display:grid}.result-toolbar{justify-content:space-between;align-items:center;gap:12px;min-height:64px;padding:12px 14px;display:flex}.result-status-chip{min-height:42px;color:var(--green);background:#3f80661c;border-radius:999px;align-items:center;gap:8px;padding:0 14px;display:inline-flex}.result-status-chip span{color:var(--muted)}.progress-mini{background:#3f806629;border-radius:999px;width:96px;height:6px;overflow:hidden}.progress-mini i,.result-row-progress i{border-radius:inherit;background:currentColor;height:100%;display:block}.result-toolbar-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.result-script-row{border-radius:16px;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:9px;width:100%;min-height:66px;padding:10px;display:grid}.result-script-row>span{background:#20201d14;border-radius:50%;place-items:center;width:34px;height:34px;font-weight:800;display:grid}.result-script-row .status-pill{grid-column:2;width:fit-content}.result-row-progress{width:100%;height:7px;color:var(--accent);text-indent:-999px;background:#20201d17;border-radius:999px;grid-column:2;overflow:hidden}.result-preview{grid-template-columns:minmax(180px,220px) 160px;justify-content:center;align-items:start;gap:12px;padding-block:6px;display:grid}.phone-video-shell{aspect-ratio:9/16;border-radius:24px;width:min(220px,100%);max-height:392px;padding:6px}.phone-video-shell video,.video-empty{border-radius:18px;overflow:hidden}.result-main-actions,.delivery-actions{flex-wrap:wrap;justify-content:center;gap:9px}.result-main-actions{flex-direction:column;align-items:stretch;padding-top:8px}.result-main-actions .secondary-action,.result-main-actions .primary-action{white-space:normal;justify-content:flex-start;width:100%;min-height:40px;padding:0 12px;line-height:1.15}.active-preview-action{background:var(--accent-soft);color:var(--accent);border-color:#b85f4b61}.render-warning{color:var(--danger);background:#b24f491a;border:1px solid #b24f4942;border-radius:12px;padding:8px 10px;font-size:12px;font-weight:800;line-height:1.25}.refine-panel{gap:12px;max-height:650px;padding-right:4px;display:grid;overflow-y:auto}.lock-state{align-items:center;gap:7px;width:fit-content;display:inline-flex}.lock-state.complete{color:var(--green);background:#3f80661f}.lock-state.failed{color:var(--danger);background:#b24f491f}.track-list{background:#242424;border-radius:18px;gap:8px;margin-top:8px;padding:14px;display:grid;overflow-x:auto}.timeline-track{grid-template-columns:64px minmax(0,1fr);align-items:center;gap:12px;min-width:760px;display:grid}.timeline-track>span{color:#fffdf8b3;font-weight:800}.track-lane{background:repeating-linear-gradient(90deg,#ffffff14 0 1px,#0000 1px 88px),#ffffff0d;border-radius:10px;min-height:44px;padding:5px;position:relative}.track-clip{color:#fffdf8;max-width:none;min-height:34px;font-style:normal;font:inherit;text-align:left;border:0;border-radius:8px;align-items:center;gap:7px;padding:6px 8px;display:flex;position:absolute;top:5px;bottom:5px;box-shadow:inset 0 0 0 1px #ffffff2e}.track-clip b{background:#0000002e;border-radius:50%;flex:none;place-items:center;width:20px;height:20px;display:grid}.track-clip span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.track-clip small{display:none}.track-clip.previewable{cursor:pointer}.track-clip.previewable:hover,.track-clip.selected{box-shadow:inset 0 0 0 2px #fffdf8c2,0 0 0 2px #b85f4b57}.track-clip.script{background:#6f8fdb}.track-clip.voice{background:#62a879}.track-clip.media{background:#b86b54}.track-clip.effect{background:#b28a48}.track-clip.muted{background:#ffffff29;position:static}.result-studio+.result-timeline{margin-top:-8px}.delivery-summary{grid-template-columns:repeat(3,minmax(0,1fr)) auto}.history-list{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:12px}.history-list.compact{max-height:220px;overflow-y:auto}.history-card{border-radius:16px;gap:6px;min-height:90px;padding:12px;display:grid}.warning-box{color:var(--gold);background:#a77b351a;border:1px solid #a77b3533;border-radius:15px;gap:9px;padding:11px;display:flex}.warning-box strong,.warning-box small{display:block}.warning-box strong{color:var(--ink)}.empty-state{border:1px dashed var(--line-strong);min-height:120px;color:var(--muted);text-align:center;border-radius:16px;align-content:center;place-items:center;gap:8px;padding:18px;display:grid}.empty-state strong{color:var(--ink)}.toast{z-index:20;border:1px solid var(--line);color:#fffdf8;min-height:42px;box-shadow:var(--shadow);background:#20201deb;border-radius:999px;align-items:center;gap:8px;padding:0 15px;display:inline-flex;position:fixed;bottom:22px;right:22px}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=1180px){.studio-shell{grid-template-columns:1fr}.sidebar{flex-flow:wrap;align-items:center;min-height:auto;position:static}.side-nav{grid-auto-flow:column;overflow-x:auto}.nav-item{width:max-content}.space-switcher{display:none}.material-browser,.mix-workbench,.result-studio,.raw-material-layout,.material-view-toolbar{grid-template-columns:1fr}.material-view-toolbar{display:grid}.segmented-control{width:100%;overflow-x:auto}.segmented-control button{white-space:nowrap}.preview-panel{position:static}}@media (width<=820px){.studio-main{padding:14px}.topbar,.space-hero,.page-intro,.mix-control-panel,.delivery-summary{flex-direction:column;align-items:stretch}.topbar-stats,.intro-actions,.mix-actions{justify-content:flex-start}.workspace-home-grid,.brief-script-layout,.mix-settings-grid,.overview-kpis,.script-preview-grid,.delivery-summary,.history-list,.form-grid.two{grid-template-columns:1fr}.render-task-row{grid-template-columns:44px minmax(0,1fr)}.render-task-row small,.render-task-row .secondary-action{grid-column:2}.timeline-track{grid-template-columns:1fr}.result-preview{grid-template-columns:1fr;justify-items:center;padding-block:6px}.result-main-actions{flex-direction:row;width:min(100%,320px)}.result-main-actions .secondary-action,.result-main-actions .primary-action{flex:140px}}