:root{--app-bg:#fff;--sidebar-bg:#edf8fa;--sidebar-strong:#dceff1;--surface:#fff;--surface-soft:#f8fafb;--surface-wash:#f3f6f8;--ink:#1f2328;--muted:#687076;--muted-2:#8a949b;--line:#e7eaee;--line-strong:#d8dde3;--active:#c9e5e8b8;--blue:#0b84ff;--blue-strong:#0071e3;--danger:#b42318;--preview:#101722;--shadow-panel:0 14px 44px #1f232814;--shadow-card:0 8px 24px #1f23280e}*{box-sizing:border-box}html{background:var(--app-bg);-webkit-text-size-adjust:100%;min-height:100%;overflow-x:hidden}body{background:var(--app-bg);min-height:100%;color:var(--ink);margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,SF Pro Text,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;overflow-x:hidden}button,input,textarea,select{font:inherit}button{border:1px solid var(--line);min-height:32px;color:var(--ink);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:#0b84ff24;background:#ffffffb8;border-radius:8px;transition:background .14s,border-color .14s,box-shadow 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#ffffff52}.nav-icon{color:#6a777d;flex:none;width:15px;height:15px;position:relative}.nav-icon:before,.nav-icon:after{content:"";border-color:currentColor;position:absolute}.nav-icon-workspace:before{border:1.5px solid;border-radius:4px;inset:2px}.nav-icon-workspace:after{border-top:1.5px solid;border-left:1.5px solid;width:5px;height:5px;top:5px;left:5px}.nav-icon-history:before{border:1.5px solid;border-radius:50%;inset:3px}.nav-icon-export:before{border:1.5px solid;border-radius:3px;inset:3px 2px}.nav-icon-export:after{background:currentColor;border:0;width:5px;height:1.5px;top:6.5px;left:5px}.sidebar-section{gap:8px;padding:0 6px;display:grid}.sidebar-section.grow{flex-direction:column;flex:1;min-height:0;display:flex}.sidebar-label{color:var(--muted-2);padding:0 8px;font-size:12px;font-weight:660}.upload-dropzone{background:linear-gradient(#ffffffdb,#ffffff8f),#f0fafbad;border:1px solid #7ea5ab38;border-radius:8px;grid-template-columns:48px minmax(0,1fr);align-items:start;gap:12px;padding:13px 13px 12px;display:grid;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffffc7,0 8px 24px #2a4d560e}.upload-dropzone:before{content:"";opacity:.82;pointer-events:none;background:radial-gradient(circle at 12% 0,#ffffffd1,#0000 28%),linear-gradient(90deg,#0000 0 19px,#5b808809 19px 20px,#0000 20px 39px) 0 0/40px 40px,linear-gradient(#0000 0 19px,#5b808808 19px 20px,#0000 20px 39px) 0 0/40px 40px;position:absolute;inset:0}.upload-dropzone.compact{grid-template-columns:minmax(0,1fr);padding:11px 12px}.upload-plate{z-index:1;justify-self:center;place-items:center;width:48px;height:48px;display:grid;position:relative}.upload-document{background:linear-gradient(90deg,#0000 14px,#0b84ff29 14px 15px,#0000 15px),linear-gradient(#0000 16px,#0b84ff24 16px 17px,#0000 17px),linear-gradient(#fffffff5,#fafdffc7);border:1px solid #678f9742;border-radius:7px;width:30px;height:34px;box-shadow:0 8px 18px #33586017,inset 0 1px #ffffffdb}.upload-sheen{filter:blur(3px);background:radial-gradient(#2a718e14,#0000 70%);border-radius:50%;width:38px;height:15px;position:absolute;bottom:2px}.upload-dropzone.compact .upload-plate,.upload-dropzone.compact .upload-formats{display:none}.upload-copy{z-index:1;gap:6px;min-width:0;display:grid;position:relative}.upload-eyebrow{color:#7a8991;font-size:10px;font-weight:720;line-height:1.1}.upload-title{color:#26323a;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:760;line-height:1.25;overflow:hidden}.upload-note{color:#66757d;font-size:11px;line-height:1.45}.upload-action{z-index:1;color:#215c75;background:linear-gradient(#ffffffe6,#ffffffb8);border-color:#6697a13d;border-radius:999px;justify-content:center;align-items:center;gap:6px;width:max-content;min-height:28px;padding:0 11px 0 8px;font-size:13px;font-weight:630;display:inline-flex;position:relative;box-shadow:inset 0 1px #ffffffe0,0 1px 2px #18273609}.upload-action:hover:not(:disabled){background:#fff;border-color:#4684915c;box-shadow:inset 0 1px #ffffffe6,0 5px 16px #3e69741a}.upload-action span:first-child{background:#215c751a;border-radius:50%;place-items:center;width:15px;height:15px;font-size:13px;line-height:1;display:inline-grid}.upload-formats{z-index:1;justify-content:flex-start;gap:5px;display:flex;position:relative}.upload-formats span{color:#72828a;background:#ffffff75;border:1px solid #6f969e29;border-radius:999px;padding:2px 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#0b84ff29}.toolbar-action:disabled,.toolbar-action.run-action:disabled{color:#a4acb4;box-shadow:none;background:#fafbfcb3;border-color:#e4e8ecc7}.toolbar-action:disabled .action-icon{opacity:.42}.action-icon{color:currentColor;flex:none;width:14px;height:14px;position:relative}.action-icon:before,.action-icon:after{content:"";position:absolute}.action-icon-lock:before{border:1.4px solid;border-radius:3px;width:9px;height:7px;bottom:1.5px;left:2.5px}.action-icon-lock:after{border:1.4px solid;border-bottom:0;border-radius:6px 6px 0 0;width:6px;height:6px;top:1.5px;left:4px}.action-icon-spark:before{clip-path:polygon(50% 0,62% 36%,100% 50%,62% 64%,50% 100%,38% 64%,0 50%,38% 36%);background:currentColor;width:10px;height:10px;top:2px;left:2px}.action-icon-spark:after{opacity:.78;background:currentColor;border-radius:50%;width:3px;height:3px;top:0;right:0}.action-icon-export:before{border:1.4px solid;border-radius:3px;width:9px;height:8px;bottom:1.5px;left:2.5px}.action-icon-export:after{border-top:1.4px solid;border-right:1.4px solid;width:6px;height:6px;top:1px;left:4px;transform:rotate(-45deg)}.status{color:var(--muted);overflow-wrap:anywhere;font-variant-numeric:tabular-nums;font-size:12px;line-height:1.5}.status.error{color:var(--danger)}.file-chip{color:#405058;background:#ffffff6b;border-radius:8px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:7px;min-height:34px;padding:0 8px;font-size:12px;display:grid}.file-chip span:nth-child(2){text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.file-chip strong{color:var(--muted);font-weight:680}.file-dot{background:#39a7b3;border-radius:50%;width:7px;height:7px}.quick-actions{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;display:grid}.quick-actions button{color:#4e5961;background:#ffffff85;border-color:#84a0a633;min-height:32px;padding:0 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minmax(0,1fr);min-width:0;min-height:100vh;scroll-margin-top:80px;display:grid}.document-bar{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;min-width:0;min-height:68px;padding:0 24px;display:grid}.document-title{gap:4px;min-width:0;display:grid}.document-title span{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:680;overflow:hidden}.document-title small{color:var(--muted);font-size:12px}.document-actions{justify-items:end;gap:5px;display:grid}.document-action-row{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.document-actions button{padding:0 12px}.document-action-note{max-width:520px;color:var(--muted);text-align:right;font-size:12px;line-height:1.45}.flow-steps{background:#fafcfdb8;border-bottom:1px solid #e7eaeed1;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:10px 24px;display:grid}.flow-step{min-width:0;min-height:30px;color:var(--muted);background:#fff;border:1px solid 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#0b84ff2e}.source-next-button:hover:not(:disabled){background:linear-gradient(#2495ff,#0878eb);border-color:#0b84ff85}.empty-preview{text-align:center;min-height:min(58vh,560px);color:var(--muted);align-content:center;place-items:center;gap:18px;padding:36px;display:grid}.empty-document{aspect-ratio:16/10;border:1px solid var(--line);background:linear-gradient(#fff,#f7f9fb),#fff;border-radius:8px;align-content:center;gap:12px;width:min(42vw,280px);padding:28px;display:grid;box-shadow:inset 0 1px #fffffff2,0 14px 38px #1f232814}.empty-document span{background:#d7e0e8;border-radius:8px;height:10px}.empty-document span:first-child{background:#b8c7d5;width:68%}.empty-document span:last-child{width:48%}.empty-title{color:var(--ink);font-size:18px;font-weight:720}.empty-subtitle{color:var(--muted);margin-top:7px;font-size:13px}.inspector-panel{background:var(--app-bg);border-left:1px solid #f1f2f4;flex-direction:column;gap:12px;min-width:0;height:100vh;padding:88px 16px 16px 0;display:flex;position:sticky;top:0}.inspector-card{border:1px solid var(--line);box-shadow:var(--shadow-card);background:#fff;border-radius:8px;gap:12px;padding:14px;display:grid}.inspector-pin{color:#9aa3aa;width:14px;height:14px;position:relative}.inspector-pin:before{content:"";border:1.5px solid;border-radius:3px;width:7px;height:7px;position:absolute;top:1px;left:4px;transform:rotate(45deg)}.inspector-pin:after{content:"";background:currentColor;border-radius:999px;width:1.5px;height:7px;position:absolute;top:6px;left:6.5px}.inspector-head{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;display:flex}.inspector-head h2{color:var(--muted);letter-spacing:0;margin:0;font-size:13px;font-weight:660}.detail-list{gap:2px;display:grid}.detail-row{min-height:30px;color:var(--muted);justify-content:space-between;align-items:center;gap:12px;font-size:13px;display:flex}.detail-row strong{color:var(--ink);font-weight:600}.detail-note{color:#53616b;background:#f8fafcb8;border:1px solid #e2e7ecbd;border-radius:8px;padding:7px 8px;font-size:12px;line-height:1.45}.segmented{background:linear-gradient(#ffffff57,#fff0),#edf2f5;border:1px solid #dce2e8d6;border-radius:8px;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;padding:4px;display:grid;box-shadow:inset 0 1px 2px #1f23280b,0 1px #ffffffc7}.quality-brief{grid-template-columns:82px minmax(0,1fr);align-items:stretch;gap:12px;display:grid}.preflight-card{color:#53616b;background:#f5faffd1;border:1px solid #0b84ff24;border-radius:8px;gap:8px;padding:12px;display:grid}.preflight-card strong{color:var(--ink);font-size:13px;font-weight:720}.preflight-card span{font-size:12px;line-height:1.5}.preflight-card button{min-width:128px;color:var(--blue-strong);border-color:#0b84ff47;justify-self:start;font-size:12px;font-weight:700}.mode-compare{color:#53616b;gap:5px;padding-top:2px;font-size:12px;line-height:1.45;display:grid}.mode-compare span{display:block}.quality-orb{background:linear-gradient(#fff,#f7f9fb);border:1px solid #dee3e8e6;border-radius:8px;align-content:center;place-items:center;gap:3px;min-height:82px;display:grid;box-shadow:inset 0 1px #ffffffe6}.quality-orb strong{color:var(--ink);font-variant-numeric:tabular-nums;font-size:23px;font-weight:760;line-height:1}.quality-orb span{color:var(--muted);font-size:12px;font-weight:640}.quality-orb.excellent{background:linear-gradient(#f2fff6f5,#fff);border-color:#2da44e47}.quality-orb.good{background:linear-gradient(#f1f8fff5,#fff);border-color:#0b84ff47}.quality-orb.risky{background:linear-gradient(#fffaebf5,#fff);border-color:#f59e0b4d}.quality-orb.failed{background:linear-gradient(#fff5f5f5,#fff);border-color:#b4231840}.quality-metrics{gap:4px;min-width:0;display:grid}.quality-metrics div{min-height:24px;color:var(--muted);justify-content:space-between;align-items:center;gap:8px;font-size:12px;display:flex}.quality-metrics strong{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:680}.delivery-mode{color:#4d5c66;background:#f8fafcc2;border:1px solid #e2e7ecd1;border-radius:8px;padding:8px 9px;font-size:12px;line-height:1.45}.delivery-mode.editable{background:#f2fff6c7;border-color:#2da44e38}.delivery-mode.faithful{background:#fffaebc7;border-color:#f59e0b3d}.delivery-mode.needs_rebuild{background:#fff5f5c7;border-color:#b4231838}.payment-readiness{background:#f8fafcc7;border:1px solid #e2e7ecd1;border-radius:8px;gap:3px;padding:9px 10px;display:grid}.payment-readiness strong{color:var(--ink);font-size:13px;font-weight:720}.payment-readiness span{color:var(--muted);font-size:12px;line-height:1.45}.payment-readiness.pay_ready{background:#f2fff6c7;border-color:#2da44e3d}.payment-readiness.trial_ready{background:#fffaebc7;border-color:#f59e0b40}.payment-readiness.not_ready{background:#fff5f5c7;border-color:#b4231838}.export-checklist{background:#f5faffbd;border:1px solid #0b84ff21;border-radius:8px;gap:7px;padding:10px;display:grid}.export-checklist h3{color:var(--ink);margin:0;font-size:12px;font-weight:720}.export-checklist label{color:#4e5b64;grid-template-columns:18px minmax(0,1fr);align-items:start;gap:8px;font-size:12px;line-height:1.45;display:grid}.export-checklist input{width:16px;height:16px;accent-color:var(--blue);margin:1px 0 0}.review-fields{background:#fffbeba3;border:1px solid #f59e0b38;border-radius:8px;gap:8px;padding:10px;display:grid}.review-fields h3{color:var(--ink);margin:0;font-size:12px;font-weight:740}.review-field-list{gap:6px;display:grid}.review-field{background:#ffffffc7;border:1px solid #e2e7ecc7;border-radius:7px;grid-template-columns:minmax(0,1fr) auto;gap:3px 8px;padding:8px;display:grid}.review-field span{color:#6a7680;font-size:11px;font-weight:660}.review-field strong{color:var(--ink);grid-column:1/-1;font-size:12px;font-weight:680;line-height:1.35}.review-field small{color:#6a7680;font-variant-numeric:tabular-nums;justify-self:end;font-size:11px}.quality-checklist{gap:6px;display:grid}.quality-check{background:#ffffffb8;border:1px solid #e2e7ecc2;border-radius:8px;grid-template-columns:18px minmax(0,1fr);align-items:start;gap:8px;padding:8px 9px;display:grid}.quality-check-mark{background:#e9f8ef;border:1px solid #2da44e3d;border-radius:50%;width:15px;height:15px;margin-top:1px;position:relative}.quality-check-mark:after{content:"";border-bottom:1.5px solid #2da44e;border-right:1.5px solid #2da44e;width:5px;height:7px;position:absolute;top:3px;left:4px;transform:rotate(40deg)}.quality-check.warn .quality-check-mark{background:#fff4dc;border-color:#d2992247}.quality-check.warn .quality-check-mark:after{background:#9a5b00;border:0;width:1.5px;height:7px;top:3px;left:6px;transform:none;box-shadow:0 9px #9a5b00}.quality-check.fail .quality-check-mark{background:#fff0ee;border-color:#b423183d}.quality-check.fail .quality-check-mark:after{background:var(--danger);width:7px;height:1.5px;box-shadow:none;border:0;top:6px;left:4px;transform:rotate(45deg)}.quality-check.fail .quality-check-mark:before{content:"";background:var(--danger);width:7px;height:1.5px;position:absolute;top:6px;left:4px;transform:rotate(-45deg)}.quality-check strong,.quality-check small{display:block}.quality-check strong{color:var(--ink);font-size:12px;font-weight:680}.quality-check small{color:var(--muted);margin-top:2px;font-size:11px;line-height:1.45}.quality-page-list{gap:6px;max-height:150px;padding-right:2px;display:grid;overflow:auto}.quality-page{background:#f8fafcc7;border:1px solid #e2e7eccc;border-radius:8px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;min-height:38px;padding:7px 8px;display:grid}.quality-page strong,.quality-page span{display:block}.quality-page strong{color:var(--ink);font-size:12px;font-weight:680}.quality-page 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button{flex:110px;min-height:42px}.document-action-note{text-align:left;font-size:13px}.flow-steps{grid-template-columns:1fr 1fr;padding:10px 12px}.main-canvas{padding:14px 10px 16px}.canvas-toolbar{align-items:start}.preview-frame,.empty-preview{min-height:430px}.upload-action,.quick-actions button,.quality-tab,.replace-tool button,.source-next-button,.preflight-card button,.empty-editor button{min-height:42px}.page-item{min-height:58px}.layer-toggle input{width:20px;height:20px}.replace-tool input,.text-block textarea{font-size:14px}.empty-document{width:min(74vw,240px)}.inspector-panel{padding:0 10px 16px}.mobile-action-bar{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffffff0;border:1px solid #dae0e6eb;border-radius:12px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;min-height:56px;padding:8px 10px;display:grid;position:fixed;bottom:10px;left:10px;right:10px;box-shadow:0 18px 44px #1f23282e,inset 0 1px #ffffffeb}.mobile-action-bar span{min-width:0;color:var(--ink);font-size:13px;font-weight:680}.mobile-action-bar button{color:#fff;background:linear-gradient(#2f9bff,#0b84ff);border-color:#0b84ff57;min-width:126px;font-size:13px;font-weight:740}.mobile-action-bar button:disabled{color:#9aa4ad;background:#fafbfce0;border-color:#e4e8ecc7}}