@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Merriweather:wght@400;700&display=swap');

/* Shared editorial tokens. Load after the page's functional styles. */
:root{color-scheme:light;--primary:#8B1E23;--bg:#FAFAFA;--paper:#FAFAFA;--paper-bright:#fff;--white:#fff;--surface:#fff;--panel:#fff;--ink:#2A2A2A;--text:#2A2A2A;--muted:#6B7280;--line:#E5E7EB;--soft-line:#E5E7EB;--green:#8B1E23;--green-deep:#f5e9e9;--red:#8B1E23;--red-dark:#70181c;--strategy:#8B1E23;--benchmark:#94A3B8;--sans:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif;--serif:Merriweather,Georgia,'Noto Serif SC','Songti SC',SimSun,serif;--chart-bg:#162133;--chart-text:#94A3B8;--ice:#7DD3FC}
html,body{background:var(--bg);color:var(--text)}
body{font:18px/1.75 var(--serif);margin:0;overflow-x:clip}
*{box-sizing:border-box}a{color:inherit}a:hover{color:var(--primary)}
h1,h2{font-family:var(--serif);color:var(--primary);letter-spacing:-.035em;line-height:1.25}
body h1,body .hero h1,body .lead-copy h1{font-family:var(--serif);font-size:clamp(34px,4.4vw,54px);font-weight:700;line-height:1.25;letter-spacing:-.035em}
body h2,body .section-heading h2,body .story-heading h2,body .bottom-grid h2{font-family:var(--serif);font-size:28px;line-height:1.35;letter-spacing:-.025em}
button,input,select,nav,table,.eyebrow,.rubric,.kicker,.section-index,.legend,.chart-label,.chart-legend,.date-block,.edition,.section-kicker,.metric-card,.score-meta,.score-facts,footer{font-family:var(--sans)}
button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:4px}
.glow,.hero-grid,.signal-line{display:none}
.editorial-header{height:60px;background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:50;font-family:var(--sans)}
.editorial-nav{max-width:1180px;height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 24px}
.editorial-brand{text-decoration:none;display:flex;align-items:baseline;gap:12px;white-space:nowrap;color:var(--primary);font:700 22px var(--serif)}
.editorial-brand small{font:11px var(--sans);letter-spacing:.12em;color:var(--muted)}
.editorial-links{display:flex;align-items:center;gap:24px;font-size:14px}
.editorial-links>a{text-decoration:none}.nav-toggle,.section-toggle{border:0;background:transparent;color:var(--text);font:600 14px var(--sans);min-height:44px;padding:8px 12px}
.language-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:30px;padding:0 9px!important;border:1px solid var(--line);border-radius:999px;color:var(--primary)!important;font:700 11px/1 var(--sans);letter-spacing:.08em}.language-toggle:hover{background:#f5e9e9;border-color:#d8b8ba}
.nav-toggle{display:none}.nav-chevron{display:inline-block;margin-left:9px;transition:transform .18s}.section-toggle[aria-expanded=true] .nav-chevron{transform:rotate(180deg)}
.nav-sections{position:relative}.section-menu{position:absolute;right:0;top:100%;width:240px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,.08);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s}
.nav-sections.is-open .section-menu{opacity:1;visibility:visible;transform:translateY(0)}
.section-menu a{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:11px 13px;text-decoration:none;border-radius:5px;color:var(--text);font-size:14px}
.section-menu a small{font-size:11px;color:var(--muted)}.section-menu a:hover,.section-menu a[aria-current=page]{background:#f3f4f6;color:var(--primary)}
.nav-status{font:12px var(--sans);color:var(--muted)}
body main.editorial-layout{width:calc(100% - 48px);max-width:1180px;margin:0 auto;padding:52px 0 64px;display:grid;grid-template-columns:minmax(0,780px) minmax(220px,260px);gap:64px;align-items:start}
.editorial-content{min-width:0}.editorial-sidebar{border-left:1px solid var(--line);padding-left:28px;font:14px/1.7 var(--sans)}
.editorial-sidebar h2{font-size:19px;margin:0 0 20px}.sidebar-section{margin-bottom:32px;padding-bottom:26px;border-bottom:1px solid var(--line)}
.sidebar-section>a{display:block;padding:10px 0;text-decoration:none;border-bottom:1px solid var(--line)}.sidebar-section>a small{display:block;color:var(--muted);font-size:12px}.sidebar-note{background:var(--chart-bg);color:#fff;border-radius:10px;padding:22px}.sidebar-note h3{color:#fff;font:700 23px/1.4 var(--serif);margin:8px 0 12px}.sidebar-note p{color:#cbd5e1;font-size:13px}.sidebar-note a{color:var(--ice)}.sidebar-kicker{color:var(--muted);font:11px var(--sans);letter-spacing:.14em}
body .hero,body .intro,body .lead-story{display:block;min-height:auto;padding:0 0 34px;margin:0 0 30px;border-bottom:1px solid var(--line);background:transparent;color:var(--text)}
body .hero h1 span,body .hero h1 em{color:var(--primary)}body .hero-copy,body .lede,body .standfirst,body .lead{max-width:780px;color:var(--text);font:18px/1.75 var(--serif)}
body .eyebrow,body .rubric,body .kicker{color:var(--primary);font:600 12px/1.6 var(--sans);letter-spacing:.13em;margin-bottom:14px}
body .hero-stats{min-width:0;margin-top:26px}.hero-stats strong{font-family:var(--sans)}
body .date-block{border:0;border-radius:0;padding:18px 0 0;background:transparent;min-width:0}body .date-block strong{font-size:14px;font-weight:500;color:var(--muted)}
.section-kicker{margin-top:0;border-bottom:1px solid var(--line)}.section-kicker span{font:13px var(--sans);color:var(--muted)}
body .workspace{display:flex;flex-direction:column;border:0;box-shadow:none;border-radius:0;background:transparent;overflow:visible}
body .program-panel{padding:0 0 24px;border:0;border-bottom:1px solid var(--line)}.program-list{grid-template-columns:repeat(2,minmax(0,1fr))}
body .program-card{border:1px solid var(--line);background:#fff}.program-card.active{border-color:var(--primary);background:#f5e9e9}.program-card:hover{background:#f3f4f6}
body .console-panel{padding:30px 0;background:transparent}.field input,.field select{background:#fff;color:var(--text)}.run-button{background:var(--primary);color:#fff}.notice.info{background:#f1f5f9;color:#334155;border-color:var(--line)}.notice.warning{background:#fff7ed;color:#9a3412;border-color:#fed7aa}
.control-panel,.metric-card{box-shadow:none;border-radius:4px}.control-panel{padding:22px;margin:24px 0 36px}.controls{grid-template-columns:repeat(3,minmax(0,1fr))}.metric-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
.control-head,.section-title,.panel-head{align-items:start;flex-wrap:wrap;gap:12px}.mode-note,.section-title>p,.panel-caption{text-align:left}.selection-line{flex-wrap:wrap}.notes{grid-template-columns:1fr;gap:16px;background:#fff;border-color:var(--line)}
.editorial-index{--danger:#b42335;--amber:#8a5d14}
.editorial-index .source-banner span,.editorial-index .board-tag,.editorial-index .reason-list span,.editorial-index .methodology summary,.editorial-index .methodology strong{color:#526071}
.editorial-index td{border-color:var(--line)}.editorial-index .status-badge.local_only{color:#8a5d14}.editorial-index .skeleton{background:linear-gradient(90deg,#eee 25%,#f5f5f5 50%,#eee 75%)}
.brain-section,.factor-results,.taxonomy-section{margin-top:72px;padding-top:42px;border-top:1px solid var(--line);scroll-margin-top:84px}.brain-heading{align-items:start;margin-bottom:26px}.brain-heading>p{max-width:460px;margin:0;color:var(--muted);font:14px/1.75 var(--sans);text-align:left}.brain-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.brain-card{position:relative;padding:24px 20px 22px;background:#fff;border:1px solid var(--line);border-top:4px solid var(--primary)}.brain-card>span{position:absolute;top:15px;right:17px;color:#d7d9de;font:700 30px/1 var(--serif)}.brain-card h3{margin:0 0 14px;color:var(--primary);font:700 25px/1.2 var(--serif)}.brain-card>p:not(.eyebrow){margin:0;color:#3f4652;font:15px/1.7 var(--serif)}.brain-card ul{margin:20px 0 0;padding:16px 0 0;border-top:1px solid var(--line);list-style:none;color:var(--muted);font:12px/1.7 var(--sans)}.brain-card li+li{margin-top:5px}.pipeline-note{margin:14px 0 0;padding:18px 20px;background:var(--chart-bg);border-radius:8px;color:#cbd5e1;font:13px/1.7 var(--sans)}.pipeline-note strong{color:var(--ice)}
.factor-spotlight{display:grid;grid-template-columns:210px 1fr;gap:30px;align-items:center;padding:24px 26px;color:#fff;background:var(--chart-bg);border-radius:10px}.factor-spotlight>div{border-right:1px solid rgba(255,255,255,.14)}.factor-code{color:var(--ice);font:700 13px/1 var(--sans);letter-spacing:.15em}.factor-spotlight h3{margin:5px 0 0;color:#fff;font:700 24px/1.3 var(--serif)}.factor-spotlight p{margin:5px 0;color:#cbd5e1;font:13px/1.75 var(--sans)}.research-table-wrap{margin-top:18px;overflow-x:auto;border:1px solid var(--line);background:#fff}.research-table{min-width:850px;font:13px/1.5 var(--sans)}.research-table th{padding:13px 14px;color:var(--muted);background:#f3f4f6;font-size:12px;font-weight:600}.research-table td{padding:15px 14px;vertical-align:top}.research-table tbody tr:hover{background:#fafafa}.gain{color:#13795b;font-weight:700}.result-pill{display:inline-block;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:700;white-space:nowrap}.result-pill.strong{color:#166534;background:#dcfce7}.result-pill.caution{color:#92400e;background:#fef3c7}.table-footnote{margin:13px 0 0;color:var(--muted);font:12px/1.7 var(--sans)}.table-footnote a{color:var(--primary)}.taxonomy-table{min-width:760px}.taxonomy-table td:first-child{color:var(--primary);white-space:nowrap}.taxonomy-table b{font-size:11px}.taxonomy-section{padding-bottom:24px}
.factor-chart-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-top:18px}.factor-chart-card{padding:24px 24px 18px;color:#fff;background:var(--chart-bg);border-radius:10px;overflow:hidden}.factor-chart-card header{display:flex;align-items:start;justify-content:space-between;gap:24px}.factor-chart-card header h3{margin:0;color:#fff;font:700 24px/1.3 var(--serif)}.factor-chart-card header .eyebrow{margin:0 0 4px;color:var(--ice)}.factor-chart-card header>p{max-width:300px;margin:2px 0 0;color:#94A3B8;font:12px/1.6 var(--sans);text-align:right}.factor-chart-legend{display:flex;flex-wrap:wrap;gap:9px 18px;margin:20px 0 4px;color:#cbd5e1;font:11px/1.4 var(--sans)}.factor-chart-legend span{display:inline-flex;align-items:center;gap:7px}.factor-chart-legend i{width:18px;border-top:2px solid var(--series-color)}.factor-chart{display:block;width:100%;height:auto;min-height:260px}.factor-chart-gridlines line{stroke:rgba(255,255,255,.08);stroke-width:1;stroke-dasharray:3 5}.factor-chart-gridlines text,.factor-chart-date{fill:#94A3B8;font:11px var(--sans)}.factor-series{fill:none;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.factor-series.is-static{stroke-dasharray:7 5}.factor-chart-pointer{fill:transparent;pointer-events:all}.factor-focus-line{stroke:rgba(255,255,255,.4);stroke-width:1;stroke-dasharray:3 4;opacity:0}.factor-focus-box{opacity:0;pointer-events:none}.factor-focus-line.is-visible,.factor-focus-box.is-visible{opacity:1}.factor-focus-box rect{fill:#24364e;stroke:#48607a;stroke-width:1}.factor-focus-box text{fill:#e2e8f0;font:10px var(--sans)}.factor-focus-box .factor-focus-date{fill:#fff;font-weight:700}.chart-data-status{margin:9px 0 0;color:var(--muted);font:11px/1.65 var(--sans)}.chart-data-status.is-error{color:#b42335}
.editorial-content .muted,.editorial-content .chart-note{font-size:13px}
.history-section .market-line.shanghai{stroke:#7DD3FC}.history-section .market-line.csi300{stroke:#c4b5fd}.history-section .chart-note{color:#94A3B8}.history-section .chart-tooltip{background:#24364e;font-family:var(--sans)}
/* Dark narrative chart surfaces. */
.editorial-backtest .panel,.narrative-card,.history-section{background:var(--chart-bg);color:#fff;border:0;border-radius:10px;padding:28px;margin-top:28px}
.editorial-backtest .panel h2,.narrative-card h2,.history-section .story-heading h2{color:#fff;font-size:29px}.editorial-backtest .panel .eyebrow,.narrative-card .eyebrow,.history-section .rubric{color:var(--ice)}
.editorial-backtest .panel .legend,.editorial-backtest .panel-caption,.editorial-backtest .chart-label,.history-section .story-heading p{color:var(--chart-text)}
.editorial-backtest .chart-grid{grid-template-columns:1fr;gap:30px}.strategy-key::before{background:#fff}.benchmark-key::before{background:var(--ice)}
.chart svg text{font:12px var(--sans)}.chart svg line{stroke-dasharray:3 5}
.event-callout{fill:#24364e;stroke:#48607a;stroke-width:1}.chart svg text.event-label{fill:#fff;font-size:12px}
.chart-example{height:360px;width:100%}.narrative-caption{font:13px/1.65 var(--sans);color:#94A3B8}
.history-section .score-point.carried{display:initial;fill:#94A3B8;stroke:#162133}
.history-section .chart-wrap,.history-section .chart-legend{background:transparent;border-color:rgba(255,255,255,.08);color:#cbd5e1}.history-section .grid-line{stroke:rgba(255,255,255,.08)}
.history-section .axis-label,.history-section .date-label,.history-section .right-axis-label,.history-section .axis-title{fill:#94A3B8;font:12px var(--sans)}
.history-section .score-line{stroke:#fff}.history-section .score-point{display:none}.history-section .shanghai-line{stroke:#7DD3FC}.history-section .csi300-line{stroke:#c4b5fd}.history-section .legend-line.sentiment{border-color:#fff}.history-section .legend-line.shanghai{border-color:#7DD3FC}.history-section .legend-line.csi300{border-color:#c4b5fd}
body .score-card{margin-top:28px;border:0;border-radius:10px;background:var(--chart-bg)}.score-main b{color:var(--ice)}.story-heading{flex-wrap:wrap;gap:12px}.bottom-grid{grid-template-columns:1fr}.story-section{border-color:var(--line)}
.editorial-hk-factor-lab{--jade:#7DD3FC;--jade-dark:#8B1E23;--gold:#e7d6b9;--muted-light:#6B7280;--ink-soft:#162133}
.editorial-hk-factor-lab .hero::after{display:none}.editorial-hk-factor-lab .thesis{max-width:none;margin:28px 0;padding:22px;border-left:3px solid var(--primary);background:#fff}.editorial-hk-factor-lab .thesis blockquote{font-size:23px}.editorial-hk-factor-lab .thesis strong{color:var(--primary)}
.editorial-hk-factor-lab .metric-strip{margin:24px 0 0;grid-template-columns:repeat(2,1fr);border-color:var(--line)}.editorial-hk-factor-lab .metric-strip>div{padding:20px;min-height:90px;border-color:var(--line)}.editorial-hk-factor-lab .metric-strip dd{font-size:32px}.editorial-hk-factor-lab .metric-strip small,.editorial-hk-factor-lab .metric-strip dt{color:var(--muted)}
.editorial-hk-factor-lab .section{padding:38px 0}.editorial-hk-factor-lab .section-heading{grid-template-columns:1fr;gap:16px;margin-bottom:28px}.editorial-hk-factor-lab .atlas-layout{grid-template-columns:1fr}.editorial-hk-factor-lab .data-notice{padding:18px;flex-wrap:wrap;background:#f1f1ef}.editorial-hk-factor-lab .hero-actions a{color:var(--primary)}
.editorial-hk-factor-lab .inverse,.editorial-hk-factor-lab .pit,.editorial-hk-factor-lab .validation{background:var(--chart-bg);color:#fff;padding:28px;border-radius:10px}.editorial-hk-factor-lab .inverse h2,.editorial-hk-factor-lab .pit h2,.editorial-hk-factor-lab .validation h2{color:#fff}.editorial-hk-factor-lab .live-board{background:#fff;box-shadow:none}.editorial-hk-factor-lab .boundaries{grid-template-columns:1fr;gap:24px;padding:28px;background:#f0ece6}.editorial-hk-factor-lab .boundaries h2{font-size:30px}
body footer{background:transparent;color:var(--muted);font:13px/1.7 var(--sans);border-top:1px solid var(--line)}
@media(max-width:1000px){body main.editorial-layout{grid-template-columns:minmax(0,780px);justify-content:center;gap:38px}.editorial-sidebar{border-left:0;border-top:1px solid var(--line);padding:28px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:28px}.sidebar-note{align-self:start}}
@media(max-width:820px){.brain-flow{grid-template-columns:1fr}.factor-spotlight{grid-template-columns:1fr}.factor-spotlight>div{padding-bottom:18px;border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}.factor-chart-card header{display:block}.factor-chart-card header>p{text-align:left;margin-top:8px}.factor-chart-card{padding:20px 14px 14px}}
@media(max-width:640px){.editorial-nav{padding:0 18px}.editorial-brand{font-size:20px}.editorial-brand small,.nav-status{display:none}.nav-toggle{display:block}.editorial-links{display:none;position:absolute;top:59px;left:0;right:0;padding:16px 20px;background:#fff;border-bottom:1px solid var(--line);align-items:stretch;gap:10px}.editorial-links.is-open{display:flex;flex-direction:column}.section-toggle{width:100%;display:flex;justify-content:space-between;padding-left:0}.section-menu{position:static;display:none;width:100%;box-shadow:none;border:0;border-left:2px solid var(--line);border-radius:0;margin-top:5px}.nav-sections.is-open .section-menu{display:block}.editorial-links>a{padding:8px 0}.language-toggle{align-self:flex-start}body main.editorial-layout{width:calc(100% - 36px);padding-top:32px}.editorial-sidebar{grid-template-columns:1fr}.controls{grid-template-columns:repeat(2,minmax(0,1fr))}.program-list{grid-template-columns:1fr}.hero-stats{grid-template-columns:repeat(3,minmax(0,1fr))}.hero-stats div{padding-right:4px}.editorial-backtest .panel,.narrative-card,.history-section{padding:20px 12px}.chart-example{height:330px}.metric-card{padding:14px}.editorial-backtest .panel h2{font-size:25px}.editorial-hk-factor-lab .pipeline,.editorial-hk-factor-lab .pit-rules{grid-template-columns:1fr}.editorial-hk-factor-lab .eyebrow{display:block}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}