:root{--paper:#f7f4ef;--surface:#fffdf9;--surface-2:#f1ece5;--ink:#292622;--muted:#7b756c;--line:#e3dcd2;--brand:#a62f4b;--brand-dark:#81243a;--brand-soft:#f5e7ea;--coral:#d97757;--sage:#4f7f72;--green:#347665;--red:#b44a52;--amber:#a8732a;--blue:#526f8c;--shadow:0 5px 18px rgba(65,48,35,.035)}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:14px}.app-shell{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:230px;background:#f0ebe3;border-right:1px solid var(--line);padding:24px 17px 18px;display:flex;flex-direction:column;z-index:10}.brand{padding:0 9px 18px;border-bottom:1px solid var(--line)}.brand-logo{display:block;width:116px;height:auto;margin-bottom:12px}.brand-product{font-size:12px;font-weight:650;letter-spacing:.5px;color:#514b44}.brand-product span{display:block;font-size:8px;color:#a0978c;letter-spacing:1.7px;margin-top:5px}.mock-badge{margin:18px 5px 20px;padding:8px 9px;border:1px solid #e4cfd3;background:var(--brand-soft);border-radius:6px;color:#8f4053;font-size:9px;letter-spacing:.3px}.mock-badge i,.status-dot{display:inline-block;width:6px;height:6px;background:var(--coral);border-radius:50%;margin-right:6px}#mainNav{display:flex;flex-direction:column;gap:3px;overflow-y:auto}.nav-section{font-size:9px;color:#a1988c;letter-spacing:1.5px;margin:15px 10px 5px}.nav-item{border:0;background:transparent;color:#6e675e;text-align:left;padding:9px 11px;border-radius:6px;font-size:12px;cursor:pointer;transition:.16s;display:flex;align-items:center;gap:10px}.nav-item span{font-size:9px;color:#aaa096;font-variant-numeric:tabular-nums}.nav-item:hover{background:rgba(166,47,75,.05);color:var(--brand)}.nav-item.active{background:var(--brand-soft);color:var(--brand);font-weight:650;box-shadow:inset 2px 0 var(--brand)}.nav-item.active span{color:var(--brand)}.sidebar-bottom{margin-top:auto;padding:16px 10px 0;border-top:1px solid var(--line)}.quality-row{display:flex;justify-content:space-between;font-size:10px;color:#7f776d}.quality-row strong{color:var(--green)}.quality-track{height:3px;background:#ddd5ca;border-radius:4px;margin:8px 0}.quality-track i{display:block;width:100%;height:100%;background:var(--sage);border-radius:4px}.sidebar-bottom p{font-size:9px;color:#9a9186;margin:0}.version{font-size:9px;color:#a0968a;line-height:1.8;margin-top:13px}.main-area{margin-left:230px;width:calc(100% - 230px);min-width:900px}.topbar{min-height:112px;background:var(--surface);border-bottom:1px solid var(--line);padding:22px 30px;display:flex;align-items:center;justify-content:space-between;gap:22px}.eyebrow{font-size:9px;letter-spacing:2px;color:#a09588;margin:0 0 6px;font-weight:650}.topbar h1{font-family:Georgia,"Songti SC","Noto Serif SC",serif;font-size:27px;line-height:1.25;margin:0 0 6px;letter-spacing:-.5px;font-weight:600}.topbar #pageSubtitle{margin:0;color:var(--muted);font-size:11px}.top-actions{display:flex;align-items:flex-end;gap:8px}.period-picker{font-size:9px;color:#8e857a;display:flex;flex-direction:column;gap:5px;margin-right:4px}.period-picker select{border:1px solid var(--line);border-radius:6px;padding:8px 26px 8px 10px;background:var(--surface);color:var(--ink);font-weight:600;outline:none}.btn{border:1px solid var(--line);border-radius:6px;padding:9px 13px;font-weight:600;font-size:11px;cursor:pointer;white-space:nowrap;background:var(--surface);color:#615a51}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.secondary:hover,.btn.secondary.active{background:var(--brand-soft);border-color:#dfb9c1;color:var(--brand)}.btn.primary:hover{background:var(--brand-dark)}.context-strip{height:37px;padding:0 30px;display:flex;align-items:center;justify-content:space-between;background:#faf7f2;border-bottom:1px solid var(--line);font-size:9px;color:#8a8176}.divider{padding:0 9px;color:#c4b9ac}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 290px;align-items:start}.content{padding:24px 28px 34px;max-width:1600px;margin:auto;width:100%}.coach-panel{position:sticky;top:0;height:calc(100vh - 191px);background:#faf7f2;border-left:1px solid var(--line);padding:20px 19px;overflow-y:auto}.coach-head{display:flex;align-items:center;justify-content:space-between;font-size:10px;font-weight:700;letter-spacing:1px;color:#8e8076;border-bottom:1px solid var(--line);padding-bottom:12px}.coach-head button{border:0;background:transparent;color:#9b8c80;font-size:20px;cursor:pointer}.coach-panel h2{font-family:Georgia,"Songti SC",serif;font-size:20px;margin:18px 0 10px}.coach-panel h3{font-size:11px;margin:18px 0 6px;color:#685e54}.coach-panel p,.coach-panel li{font-size:11px;line-height:1.8;color:#73695f}.coach-panel ul{padding-left:16px}.coach-script{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px;font-size:11px;line-height:1.85;color:#5e554c}.coach-tip{border-left:2px solid var(--coral);background:#f8eee8;padding:9px 11px;font-size:10px;line-height:1.7;color:#7d5d4d;margin-top:12px}.coach-next{width:100%;margin-top:18px;border:1px solid #ddc8ce;background:var(--brand-soft);color:var(--brand);border-radius:6px;padding:9px;font-size:11px;cursor:pointer}.guide-hidden .workspace{grid-template-columns:1fr}.guide-hidden .coach-panel{display:none}.step-footer{height:42px;border-top:1px solid var(--line);background:var(--surface);display:flex;align-items:center;gap:14px;padding:0 28px;position:sticky;bottom:0;z-index:5}.step-button{border:0;background:transparent;color:var(--brand);font-size:10px;cursor:pointer;padding:6px 0;min-width:150px}.step-button:last-child{text-align:right}.step-button:disabled{color:#b8afa4;cursor:default}.step-progress{flex:1;height:3px;background:#e8e0d6;border-radius:4px}.step-progress i{display:block;height:100%;background:var(--brand);border-radius:4px;transition:.2s}#pageCounter{font-size:9px;color:#8b8175;min-width:46px;text-align:center}.kpi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:17px}.kpi-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.kpi-card{background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:15px 14px 13px;box-shadow:var(--shadow);position:relative;overflow:hidden}.kpi-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:2px;background:var(--accent,var(--brand))}.kpi-label{font-size:10px;color:#857c71;margin-bottom:8px;white-space:nowrap}.kpi-value{font-size:22px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums;white-space:nowrap}.kpi-value small{font-size:10px;font-weight:500;color:#9a9084;margin-left:3px;letter-spacing:0}.kpi-foot{margin-top:8px;font-size:9px;color:#958a7d;line-height:1.55}.delta-up{color:var(--green)}.delta-down{color:var(--red)}.delta-warn{color:var(--amber)}.grid{display:grid;gap:15px;margin-bottom:15px}.grid.two{grid-template-columns:minmax(0,1.55fr) minmax(300px,1fr)}.grid.equal{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow);overflow:hidden}.card-header{padding:14px 17px 11px;display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid #ebe4db}.card-title{font-size:12px;font-weight:700;margin:0}.card-caption{font-size:9px;color:#94887b;margin-top:4px}.tag{display:inline-flex;align-items:center;padding:4px 7px;border-radius:5px;background:#f0ebe4;color:#7a6e62;font-size:9px;white-space:nowrap}.tag.red{background:#f8e8e9;color:var(--red)}.tag.green{background:#e9f2ed;color:var(--green)}.tag.amber{background:#f7efe2;color:var(--amber)}.card-body{padding:15px 17px}.card-body.flush{padding:0}.chart{width:100%;height:auto;display:block}.legend{display:flex;align-items:center;gap:14px;font-size:9px;color:#8b7f72}.legend i{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:5px}.insight-line{border-left:2px solid var(--brand);background:#f6efed;padding:11px 13px;border-radius:0 7px 7px 0;color:#66534d;font-size:11px;line-height:1.75;margin-top:8px}.insight-line strong{color:var(--ink)}.channel-list{display:flex;flex-direction:column;gap:12px}.channel-row{display:grid;grid-template-columns:76px 1fr 72px;align-items:center;gap:10px;font-size:11px}.channel-name{color:#6f665c}.bar-track{height:7px;background:#eee8df;border-radius:8px;overflow:hidden}.bar-fill{height:100%;border-radius:8px;background:#c46a78}.channel-value{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.channel-value.negative{color:var(--red)}.channel-value.positive{color:var(--green)}.anomaly-list{display:flex;flex-direction:column}.anomaly-item{display:grid;grid-template-columns:28px 1fr auto;gap:10px;padding:12px 15px;border-bottom:1px solid #ebe4db;cursor:pointer;align-items:start}.anomaly-item:last-child{border-bottom:0}.anomaly-item:hover{background:#faf5f2}.anomaly-index{width:24px;height:24px;border-radius:6px;background:#f7e7e9;color:var(--red);display:grid;place-items:center;font-size:10px;font-weight:700}.anomaly-item h4{margin:0 0 4px;font-size:11px}.anomaly-item p{margin:0;color:#8c7e72;font-size:9px;line-height:1.55}.anomaly-arrow{color:#b3a396;font-size:16px}.data-table{width:100%;border-collapse:collapse;font-size:11px}.data-table.wide{table-layout:fixed}.data-table th{background:#f6f1ea;color:#817568;text-align:right;font-weight:600;padding:9px 11px;border-bottom:1px solid var(--line);white-space:nowrap}.data-table td{padding:9px 11px;border-bottom:1px solid #eee7de;text-align:right;font-variant-numeric:tabular-nums;white-space:normal}.data-table th:first-child,.data-table td:first-child{text-align:left}.data-table tr:hover td{background:#faf6f1}.data-table tr:last-child td{border-bottom:0}.negative{color:var(--red)!important}.positive{color:var(--green)!important}.muted{color:var(--muted)}.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.mini-metric{background:#f5f0e9;border-radius:8px;padding:12px}.mini-metric span{display:block;color:#85796b;font-size:9px;margin-bottom:6px}.mini-metric strong{font-size:18px}.mini-metric small{font-size:9px;color:#918476;margin-left:3px}.action-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.action-card{border:1px solid var(--line);border-radius:9px;padding:14px;background:var(--surface)}.action-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.action-head strong{font-size:11px}.action-card p{font-size:10px;line-height:1.65;color:#74685c;margin:7px 0}.action-card b{color:var(--ink)}.action-foot{display:flex;justify-content:space-between;border-top:1px dashed var(--line);padding-top:8px;margin-top:9px;font-size:9px;color:#8e7f70}.report-tabs{display:flex;gap:8px;margin-bottom:15px}.report-tab{border:1px solid var(--line);background:var(--surface);color:#75695d;padding:8px 12px;border-radius:6px;cursor:pointer}.report-tab.active{background:var(--brand);color:#fff;border-color:var(--brand)}.report-document{background:var(--surface);padding:25px 28px;line-height:1.8}.report-document h2{font-family:Georgia,"Songti SC",serif;font-size:21px;margin:0 0 4px}.report-document h3{font-size:13px;margin:20px 0 8px}.report-document p{font-size:11px;color:#675b50;margin:7px 0}.report-meta{font-size:9px;color:#928476;border-bottom:1px solid var(--line);padding-bottom:13px}.report-callout{background:#f1f5f1;border-left:2px solid var(--sage);padding:12px 14px;border-radius:0 7px 7px 0;margin-top:13px;font-size:11px}.toast{position:fixed;right:24px;bottom:24px;background:#342d29;color:#fff;padding:11px 16px;border-radius:7px;font-size:11px;opacity:0;transform:translateY(12px);transition:.2s;pointer-events:none;z-index:30;box-shadow:0 10px 30px rgba(50,35,25,.15)}.toast.show{opacity:1;transform:translateY(0)}.footer-note{text-align:right;color:#a09486;font-size:9px;margin-top:8px}.hero{padding:12px 4px 20px;border-bottom:1px solid var(--line);margin-bottom:20px}.hero h2{font-family:Georgia,"Songti SC","Noto Serif SC",serif;font-size:36px;line-height:1.3;font-weight:500;letter-spacing:-.8px;margin:10px 0 14px;max-width:850px}.hero h2 em{font-style:normal;color:var(--brand)}.hero p{font-size:13px;line-height:1.85;color:#74695e;max-width:820px}.hero-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:17px}.hero-meta span{border:1px solid var(--line);background:var(--surface);border-radius:5px;padding:6px 9px;font-size:9px;color:#796d61}.section-intro{margin-bottom:16px}.section-intro h2{font-family:Georgia,"Songti SC",serif;font-size:23px;margin:0 0 7px;font-weight:600}.section-intro p{font-size:11px;color:#7c7064;line-height:1.7;margin:0}.big-number{font-family:Georgia,serif;font-size:30px;color:var(--brand);line-height:1}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}.scenario-card{background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:15px}.scenario-card .step-no{font-family:Georgia,serif;color:var(--coral);font-size:12px;margin-bottom:9px}.scenario-card h3{font-size:12px;margin:0 0 7px}.scenario-card p{font-size:10px;line-height:1.7;color:#75695d;margin:0}.pipeline{display:flex;align-items:stretch;gap:7px;margin:14px 0}.pipeline-item{flex:1;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:12px 9px;text-align:center}.pipeline-item strong{display:block;font-size:11px;margin-bottom:4px}.pipeline-item span{display:block;font-size:9px;color:#85776a;line-height:1.5}.pipeline-arrow{align-self:center;color:#b6a79a}.code-block{background:#2d2a27;color:#ede4da;border:1px solid #453e38;border-radius:8px;padding:15px 16px;font:11px/1.75 Consolas,"SFMono-Regular",monospace;white-space:pre-wrap;overflow:auto}.code-block .kw{color:#e59b85}.code-block .fn{color:#c5a3d4}.code-block .cm{color:#9c9187}.code-label{font-size:9px;color:#8a7b6d;letter-spacing:1px;margin-bottom:7px}.control-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.control-item{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:13px}.control-item strong{display:block;font-size:11px;margin-bottom:5px}.control-item span{font-size:10px;line-height:1.65;color:#766a5e}.link-button{border:1px solid var(--line);background:var(--surface);color:var(--brand);border-radius:6px;padding:8px 11px;font-size:10px;cursor:pointer;text-decoration:none;display:inline-block}.link-button:hover{background:var(--brand-soft)}
.card-tools{display:flex;align-items:flex-start;justify-content:flex-end;gap:7px;flex-wrap:wrap}.metric-link{border:0;background:transparent;color:var(--brand);font-size:9px;font-weight:600;cursor:pointer;white-space:nowrap}.metric-link:hover{text-decoration:underline}.kpi-metric-link{display:flex;justify-content:space-between;width:100%;margin-top:9px;padding:7px 0 0;border-top:1px dashed var(--line)}.kpi-metric-link span{transition:transform .15s}.kpi-metric-link:hover span{transform:translateX(2px)}.card-metric-link{padding:4px 0}.card-metric-link:before{content:"∑";margin-right:4px;color:var(--coral)}.grid.price-grid{grid-template-columns:minmax(0,1.35fr) minmax(280px,.8fr)}.price-equation{background:#f6f1ea;border:1px solid var(--line);border-radius:8px;padding:16px 14px}.price-equation>span{display:block;color:#85796b;font-size:10px;line-height:1.8}.price-equation strong{display:block;color:var(--brand);font-family:Georgia,"Songti SC",serif;font-size:26px;margin:8px 0 4px}.price-equation strong small{font-family:Inter,"PingFang SC",sans-serif;font-size:10px;font-weight:500;margin-left:5px}.price-equation p{font-size:10px;color:#75695d;line-height:1.8;margin:0}.price-points{list-style:none;padding:0;margin:14px 0 0}.price-points li{position:relative;padding:9px 0 9px 14px;border-bottom:1px solid #eee7de;font-size:10px;line-height:1.7;color:#706256}.price-points li:last-child{border-bottom:0}.price-points li:before{content:"";position:absolute;left:0;top:16px;width:5px;height:5px;border-radius:50%;background:var(--coral)}.price-points b{color:var(--ink)}.metric-dialog{width:min(760px,calc(100% - 40px));max-height:84vh;padding:0;border:1px solid var(--line);border-radius:13px;background:var(--surface);color:var(--ink);box-shadow:0 24px 80px rgba(48,35,28,.2);overflow:auto}.metric-dialog::backdrop{background:rgba(41,38,34,.34);backdrop-filter:blur(2px)}.metric-dialog-head{position:sticky;top:0;z-index:1;display:flex;justify-content:space-between;align-items:flex-start;padding:20px 23px 15px;background:rgba(255,253,249,.97);border-bottom:1px solid var(--line)}.metric-dialog-head h2{font-family:Georgia,"Songti SC",serif;font-size:23px;margin:0}.metric-dialog-close{border:1px solid var(--line);background:var(--surface);border-radius:50%;width:29px;height:29px;color:#817568;font-size:19px;cursor:pointer}.metric-dialog-body{padding:18px 23px 23px}.formula-section{padding:0 0 18px;margin-bottom:18px;border-bottom:1px solid var(--line)}.formula-section:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0}.formula-section h3{font-size:14px;margin:0 0 10px}.formula-label{font-size:9px;color:#95887a;letter-spacing:1px;margin-bottom:6px}.formula-expression{background:#f3eee7;border-left:3px solid var(--brand);border-radius:0 7px 7px 0;padding:11px 13px;font:12px/1.75 Consolas,"PingFang SC",monospace;color:#5d4941}.formula-example{margin-top:11px;background:#eef4f0;border-radius:7px;padding:10px 12px}.formula-example span{font-size:9px;color:var(--sage);font-weight:700;letter-spacing:.5px}.formula-example p{margin:4px 0 0;font-size:11px;line-height:1.75;color:#435e54;font-variant-numeric:tabular-nums}.formula-note{font-size:11px;line-height:1.8;color:#74685c;margin:11px 0 7px}.formula-note b{display:block;color:var(--ink);font-size:10px;margin-bottom:2px}.formula-source{font-size:9px;line-height:1.7;color:#988b7e}.table-metric{border:0;background:transparent;padding:0;color:var(--brand);font:inherit;text-align:left;cursor:pointer}.table-metric:hover{text-decoration:underline}
@media(max-width:1400px){.kpi-grid.four{grid-template-columns:repeat(2,1fr)}.grid.two{grid-template-columns:1fr}.scenario-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1280px){.grid.price-grid{grid-template-columns:1fr}}
@media(max-width:1150px){.workspace{grid-template-columns:1fr}.coach-panel{display:none}.topbar{align-items:flex-start}.top-actions{padding-top:6px;flex-wrap:wrap}.content{padding:20px}.grid.three{grid-template-columns:1fr 1fr}.kpi-grid{grid-template-columns:repeat(2,1fr)}}
@media print{.sidebar,.top-actions,.context-strip,.report-tabs,.toast,.coach-panel,.step-footer,.metric-link,.metric-dialog{display:none!important}.main-area{margin:0;width:100%;min-width:0}.workspace{display:block}.topbar{height:auto;padding:12px 0}.content{padding:12px 0}.card{box-shadow:none;break-inside:avoid}.kpi-card{box-shadow:none}body{background:#fff}.report-document{padding:0}}