*{box-sizing:border-box}:root{--bg:#f4f6f9;--panel:#fff;--line:#e4e9f0;--text:#182235;--muted:#748197;--primary:#2563eb;--primary2:#1d4ed8;--soft:#eef5ff;--soft2:#f8fafc;--danger:#dc2626;--radius:14px;--shadow:0 14px 38px rgba(18,35,68,.10)}html{scroll-behavior:smooth}html,body{margin:0;min-height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(37,99,235,.18);outline-offset:1px}.topbar{height:66px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:sticky;top:0;z-index:20}.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--text)}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-size:18px}.brand-copy{display:flex;flex-direction:column;line-height:1.05}.brand-copy b{font-size:15px}.brand-copy small{font-size:11px;color:var(--muted);font-weight:700;margin-top:3px}.top-actions{display:flex;gap:8px;align-items:center}.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:9px 13px;border-radius:9px;font-weight:750;cursor:pointer;transition:.16s}.btn:hover{transform:translateY(-1px);box-shadow:0 4px 15px rgba(20,40,80,.08)}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary2)}.btn.ghost{background:#fff}.btn.small{padding:7px 10px;font-size:12px}.btn.flex{flex:1}.btn.full{width:100%;margin-top:12px}.workspace{height:calc(100vh - 66px);min-height:650px;display:grid;grid-template-columns:340px minmax(430px,1fr) 286px;overflow:hidden}.panel{background:var(--panel);overflow:auto}.left-panel{border-right:1px solid var(--line)}.right-panel{border-left:1px solid var(--line);padding:20px}.panel-tabs{position:sticky;top:0;background:#fff;z-index:4;display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);padding:7px}.tab{border:0;background:transparent;padding:10px 5px;font-size:12px;font-weight:800;color:var(--muted);border-radius:8px;cursor:pointer}.tab.active{background:var(--soft);color:var(--primary)}.tab-pane{display:none;padding:20px}.tab-pane.active{display:block}.tab-pane h2,.right-panel h2{margin:0 0 4px;font-size:19px}.section-head{display:flex;justify-content:space-between;align-items:start;margin-bottom:12px}.section-head.compact{margin-bottom:5px}.section-head p,.subtle{margin:4px 0;color:var(--muted);font-size:12px}.hint{font-size:11px;color:var(--muted);margin:9px 0}.template-strip{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.chip{border:1px solid #dfe5ed;background:#fafcff;color:#506079;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:750;cursor:pointer}.chip:hover{border-color:#9fc0ff;background:#f2f7ff;color:#2159bd}textarea{width:100%;min-height:225px;resize:vertical;border:1px solid var(--line);border-radius:11px;padding:11px;line-height:1.5;background:#fbfcfe;color:#25314b;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.row{display:flex}.gap{gap:8px;margin-top:9px}.transform-row{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:9px}.mini-action{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 5px;font-size:11px;color:#5d6b80;font-weight:700;cursor:pointer}.mini-action:hover{background:#f8fafc}.data-preview-wrap{margin-top:16px}.mini-title{font-size:12px;font-weight:850;color:#46546b;margin-bottom:8px}.data-preview{border:1px solid var(--line);border-radius:10px;overflow:auto;max-height:170px;background:#fff}.data-preview table{width:100%;border-collapse:collapse;font-size:10px;white-space:nowrap}.data-preview th,.data-preview td{padding:7px 8px;border-bottom:1px solid #edf0f4;border-right:1px solid #edf0f4;text-align:left}.data-preview th{background:#f7f9fc;font-weight:850;position:sticky;top:0}.type-group{margin-top:14px}.group-title{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#94a0b2;font-weight:900;margin-bottom:6px}.chart-type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.chart-type{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 8px;cursor:pointer;color:#43516a;font-weight:750;font-size:11px;text-align:left}.chart-type span{width:22px;text-align:center;font-size:16px;color:#6c7990}.chart-type.active{border-color:#84afff;background:#f1f6ff;color:var(--primary);box-shadow:inset 0 0 0 1px #84afff}.chart-type:hover{background:#fafcff}.mapping-card{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.field{margin-top:12px}.field label{display:block;font-size:11px;font-weight:850;color:#4d5b72;margin-bottom:6px}.label-note{font-weight:500;color:#96a0b1}.field input,.field select{width:100%;border:1px solid var(--line);border-radius:9px;background:#fff;padding:9px 10px;color:var(--text);font-size:12px}.field select[multiple]{padding:4px;min-height:92px}.field select[multiple] option{padding:6px;border-radius:4px}.hidden{display:none!important}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;background:#f2f4f8;border-radius:9px;padding:4px}.seg{border:0;background:transparent;border-radius:7px;padding:8px;font-weight:750;color:#64748b;cursor:pointer;font-size:11px}.seg.active{background:#fff;color:#1f2937;box-shadow:0 1px 4px rgba(0,0,0,.08)}.palette-list{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.palette{display:flex;gap:3px;padding:5px;background:#fff;border:1px solid var(--line);border-radius:9px;cursor:pointer}.palette.active{border-color:#7aa8ff;box-shadow:0 0 0 1px #7aa8ff}.palette i{display:block;height:24px;flex:1;border-radius:4px;background:var(--c)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:8px}.toggle-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px;border-top:1px solid var(--line);padding-top:13px}.toggle-row span{display:flex;flex-direction:column}.toggle-row strong{font-size:12px}.toggle-row small{color:var(--muted);margin-top:2px;font-size:10px}.toggle-row input{width:18px;height:18px}.divider{height:1px;background:var(--line);margin:20px 0 14px}.canvas-area{display:flex;flex-direction:column;min-width:0;background:#eff2f6}.canvas-toolbar{height:46px;border-bottom:1px solid #dce2e9;display:flex;align-items:center;justify-content:space-between;padding:0 14px;color:#64748b;font-size:11px;background:#f8f9fb}.status-dot{display:inline-block;width:7px;height:7px;background:#22c55e;border-radius:99px;margin-right:6px}.toolbar-actions{display:flex;gap:5px}.icon-btn{border:1px solid #d9dfe7;background:#fff;border-radius:7px;padding:5px 8px;cursor:pointer;color:#556176;font-size:11px}.icon-btn:disabled{opacity:.4;cursor:not-allowed}.stage{flex:1;overflow:auto;display:grid;place-items:center;padding:24px}.chart-shell{width:min(100%,980px);aspect-ratio:16/9;background:#fff;border-radius:9px;box-shadow:var(--shadow);overflow:hidden;padding:8px;transition:width .2s}.chart-shell #chart{width:100%;height:100%}.privacy-bar{height:32px;border-top:1px solid #dfe4eb;background:#f8fafc;color:#7b8798;display:flex;align-items:center;justify-content:center;font-size:10px}.export-head{display:flex;align-items:start;justify-content:space-between}.download-grid{display:flex;flex-direction:column;gap:7px;margin-top:14px}.download-card{display:flex;align-items:center;gap:9px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px;cursor:pointer}.download-card:hover{border-color:#a9c4fa;background:#fbfdff}.download-card.primary-card{border-color:#b9d0fb;background:#f6f9ff}.download-card>span:last-child{display:flex;flex-direction:column;min-width:0}.download-card strong{font-size:12px}.download-card small{font-size:10px;color:var(--muted);margin-top:2px}.file-icon{width:40px;height:32px;border-radius:7px;background:#eef4ff;color:#2d62c8;font-size:9px;font-weight:900;display:grid;place-items:center;flex:none}.export-section-title{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#94a0b2;font-weight:900;margin-top:18px}.compact-downloads{margin-top:8px}.mini-card{background:#f8fafc;border:1px solid var(--line);border-radius:11px;padding:12px;margin-top:15px}.mini-card strong{font-size:12px}.mini-card p{font-size:10px;color:var(--muted);line-height:1.45;margin:4px 0 0}.mini-card.accent{background:#f0f6ff;border-color:#dbe8ff}.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%,20px);background:#111827;color:#fff;border-radius:8px;padding:9px 13px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;z-index:50}.toast.show{opacity:1;transform:translate(-50%,0)}.seo-section{background:#fff;border-top:1px solid var(--line);padding:54px 22px}.seo-inner{max-width:1120px;margin:auto}.seo-inner h1{font-size:30px;line-height:1.2;margin:0 0 14px}.seo-inner>p{color:#5f6e83;line-height:1.75;max-width:900px}.seo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.seo-grid article{border:1px solid var(--line);border-radius:13px;padding:19px;background:#fbfcfe}.seo-grid h2{font-size:16px;margin:0 0 8px}.seo-grid p{font-size:13px;line-height:1.65;color:#667489;margin:0}.site-footer{text-align:center;padding:20px;background:#f8fafc;border-top:1px solid var(--line);font-size:12px;color:#758196}@media(max-width:1120px){.workspace{grid-template-columns:320px 1fr}.right-panel{display:none}}@media(max-width:760px){.topbar{height:auto;min-height:58px;padding:9px 11px;gap:8px}.top-actions{gap:5px}.top-actions .ghost:not(#smartPickBtn){display:none}.top-actions .btn{padding:8px 9px;font-size:11px}.workspace{height:auto;min-height:0;display:flex;flex-direction:column;overflow:visible}.left-panel{border:0;overflow:visible}.panel-tabs{top:58px}.tab-pane{padding:15px}.canvas-area{min-height:540px}.stage{padding:13px;align-items:start}.chart-shell{width:100%;margin-top:15px}.right-panel{display:block;border:0;border-top:1px solid var(--line)}.chart-type-grid{grid-template-columns:repeat(3,1fr)}.chart-type{justify-content:center;flex-direction:column;gap:3px;text-align:center;padding:8px 4px}.chart-type span{font-size:18px}.two-col{grid-template-columns:1fr}.seo-section{padding:36px 16px}.seo-grid{grid-template-columns:1fr}.seo-inner h1{font-size:25px}}


/* SemiOffice integrated workspace theme */
:root{--bg:#f4f7fb;--panel:#fff;--line:#e0e8f3;--text:#1c2940;--muted:#6f7d92;--primary:#1261e8;--primary2:#0b4fc5;--soft:#edf4ff;--soft2:#f8fbff;--radius:14px;--shadow:0 14px 38px rgba(26,65,125,.10)}
body{background:#f4f7fb}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;z-index:999;background:#fff;padding:10px 14px;border-radius:8px}.site-header{height:68px;display:flex;align-items:center;padding:0 28px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40;backdrop-filter:blur(12px)}.site-brand{display:inline-flex;align-items:center;gap:9px;color:#111827;text-decoration:none;font-size:22px;font-weight:800;letter-spacing:-.5px}.site-brand>span:last-child>span{color:#1261e8}.site-brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(145deg,#226ff3,#0b48c4);color:#fff;box-shadow:0 7px 14px rgba(18,97,232,.26)}.site-nav{display:flex;gap:26px;margin-left:42px}.site-nav a{color:#4a5870;text-decoration:none;font-size:13px;font-weight:700}.site-nav a:hover{color:var(--primary)}.all-tools-link{margin-left:auto;text-decoration:none;background:var(--primary);color:#fff;padding:10px 15px;border-radius:10px;font-size:13px;font-weight:800}.tool-intro{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px 16px;background:linear-gradient(104deg,#fbfdff,#eff6ff);border-bottom:1px solid #dce8f7}.tool-kicker,.section-kicker{display:block;text-transform:uppercase;letter-spacing:1.2px;color:#3471cc;font-size:10px;font-weight:900}.tool-intro h1{font-size:27px;letter-spacing:-.7px;margin:3px 0 4px}.tool-intro p{font-size:13px;color:var(--muted);margin:0;max-width:760px}.tool-badges{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}.tool-badges span{padding:7px 9px;border-radius:999px;border:1px solid #d6e4f8;background:#fff;color:#3e5e8a;font-size:10px;font-weight:800}.workspace-topbar{height:58px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px}.workspace-title{display:flex;align-items:center;gap:9px}.workspace-icon{width:34px;height:34px;border-radius:9px;background:#eaf2ff;color:#1261e8;display:grid;place-items:center;font-size:20px}.workspace-title>div{display:flex;flex-direction:column;line-height:1.1}.workspace-title strong{font-size:13px}.workspace-title small{font-size:10px;color:var(--muted);margin-top:3px}.workspace{height:calc(100vh - 226px);min-height:640px;grid-template-columns:340px minmax(430px,1fr) 286px}.panel-tabs{top:0}.canvas-area{background:#eef3f9}.canvas-toolbar{background:#f8fbff}.privacy-bar{background:#f8fbff}.right-panel,.left-panel{box-shadow:none}.chart-shell{border:1px solid #dfe7f2}.ad-section{max-width:1200px;margin:24px auto 0;padding:0 22px}.ad-section>span{display:block;text-align:center;color:#9aa5b4;font-size:9px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px}.seo-section{padding:52px 24px;background:#fff}.seo-inner{max-width:1180px}.seo-inner>h2{font-size:30px;line-height:1.2;margin:5px 0 14px;letter-spacing:-.6px}.seo-grid h3,.guide-grid h3{font-size:16px;margin:0 0 8px}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:24px}.guide-grid>div{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fbfcfe}.guide-grid p,.guide-grid li{font-size:13px;line-height:1.7;color:#667489}.faq-block{margin-top:30px}.faq-block h2,.related-tools h2{font-size:22px}.faq-block details{border-top:1px solid var(--line);padding:14px 0}.faq-block summary{font-weight:800;cursor:pointer}.faq-block p{color:#667489;font-size:13px;line-height:1.65}.related-tools{margin-top:26px;padding:20px;border-radius:14px;background:#eef5ff}.related-tools a{display:inline-flex;margin:8px 8px 0 0;padding:8px 11px;border-radius:9px;background:#fff;color:#1b5fc8;text-decoration:none;font-size:12px;font-weight:800}.site-footer{margin:0;padding:28px max(28px,calc((100vw - 1450px)/2));background:#f8fafc;border-top:1px solid var(--line);display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:24px;text-align:left}.site-footer>div{display:flex;flex-direction:column;gap:8px}.site-footer strong{font-size:13px}.site-footer a:not(.site-brand){font-size:11px;color:#59677d;text-decoration:none}.footer-brand p{max-width:310px;color:var(--muted);font-size:12px}.copyright{grid-column:1/-1;border-top:1px solid var(--line);padding-top:14px;margin:8px 0 0;text-align:center;color:#7b879a;font-size:11px}.topbar{display:none}
@media(max-width:1180px){.site-nav{display:none}.tool-intro{align-items:flex-start}.tool-badges{max-width:360px}.workspace{grid-template-columns:320px 1fr}.right-panel{display:none}}
@media(max-width:760px){.site-header{height:60px;padding:0 12px}.site-brand{font-size:19px}.all-tools-link{padding:8px 10px;font-size:11px}.tool-intro{display:block;padding:14px 15px}.tool-intro h1{font-size:23px}.tool-badges{justify-content:flex-start;margin-top:10px}.workspace-topbar{height:auto;min-height:58px;padding:8px 10px;gap:8px}.workspace-title small{display:none}.top-actions{gap:5px}.top-actions .ghost:not(#smartPickBtn){display:none}.top-actions .btn{padding:8px 9px;font-size:11px}.workspace{height:auto;min-height:0}.panel-tabs{top:60px}.guide-grid{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr 1fr;padding:24px 18px}.copyright{grid-column:1/-1}}
@media(max-width:520px){.tool-badges span:nth-child(n+3){display:none}.workspace-title>div{display:none}.site-footer{grid-template-columns:1fr}.copyright{grid-column:auto}.seo-inner>h2{font-size:25px}}