.landing-root{--background:#f6f4ee;--background-deep:#efede4;--background-elevated:#fffdf9;--border:#1d1c1724;--border-strong:#1d1c1742;--border-soft:#1d1c1712;--text-primary:#1d1c17;--text-secondary:#55524a;--text-muted:#8b877c;--accent:#545bed;--accent-strong:#3f46d6;--accent-soft:#545bed14;--accent-foreground:#fffdf9;--accent-rgb:84 91 237;--selection-background:#545bed2e;--selection-foreground:#1d1c17;--surface-default:#fffdf9;--surface-muted:#f0eee6;--surface-muted-strong:#e8e5da;--surface-accent:#545bed0f;--surface-accent-strong:#545bed1a;--background-overlay:#fffdf9;--shadow-card:0 1px 2px #1d1c170f;--shadow-popover:0 12px 40px #1d1c1724;--ring:#545bed4d;--paper:#f6f4ee;--ink:#1d1c17;--brand:#545bed;--brand-soft:#83a0fd;--hairline:#1d1c1724;--hairline-strong:#1d1c1742;background:var(--paper);color:var(--ink)}.landing-root ::selection{background:var(--selection-background);color:var(--selection-foreground)}.landing-root .ant-btn-primary{background:var(--ink);border-color:var(--ink);color:var(--paper);box-shadow:none;font-weight:500}.landing-root .ant-btn-primary:hover,.landing-root .ant-btn-primary:focus-visible{color:var(--paper)!important;background:#33312a!important;border-color:#33312a!important}.landing-root .ant-btn-text{color:var(--text-secondary)}.landing-root .ant-btn-text:hover,.landing-root .ant-btn-text:focus-visible{color:var(--text-primary)!important;background:#1d1c170f!important}.landing-root .logo-image-dark{display:none!important}.landing-root .logo-image-light{display:block!important}.l-container{width:100%;max-width:1180px;margin-inline:auto;padding-inline:24px}@media (min-width:768px){.l-container{padding-inline:40px}}.l-hairline-t{border-top:1px solid var(--hairline)}.l-serif{font-family:Songti SC,STSong,Noto Serif SC,Source Han Serif SC,SimSun,NSimSun,serif}.l-eyebrow{font-family:var(--font-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);font-size:11px}.l-display{letter-spacing:.01em;font-family:Songti SC,STSong,Noto Serif SC,Source Han Serif SC,SimSun,NSimSun,serif;font-size:clamp(2.7rem,6.4vw,5.7rem);font-weight:700;line-height:1.16}.l-display-2{letter-spacing:.01em;font-family:Songti SC,STSong,Noto Serif SC,Source Han Serif SC,SimSun,NSimSun,serif;font-size:clamp(1.9rem,4vw,3.2rem);font-weight:700;line-height:1.2}.l-brand{color:var(--brand)}.l-mono{font-family:var(--font-mono)}.l-vertical{writing-mode:vertical-rl;letter-spacing:.5em;color:var(--text-muted);font-size:12px}.l-caption{font-family:var(--font-mono);letter-spacing:.18em;color:var(--text-muted);font-size:10px}.l-cta{color:var(--ink);border-bottom:1px solid var(--ink);align-items:baseline;gap:8px;padding-bottom:3px;font-size:15px;font-weight:500;transition:color .25s,border-color .25s;display:inline-flex}.l-cta:hover{color:var(--brand);border-color:var(--brand)}.l-cta-muted{color:var(--text-muted);border-bottom:1px solid var(--hairline);align-items:baseline;gap:8px;padding-bottom:3px;font-size:15px;transition:color .25s,border-color .25s;display:inline-flex}.l-cta-muted:hover{color:var(--ink);border-color:var(--ink)}.l-fnav a{color:var(--text-muted);transition:color .25s}.l-fnav a:hover{color:var(--text-primary)}.l-reveal{opacity:0;transition:opacity .7s,transform .7s;transform:translateY(16px)}.l-reveal.is-visible{opacity:1;transform:none}.l-cap-row{border-top:1px solid var(--hairline);grid-template-columns:52px 1fr;align-items:baseline;gap:8px 20px;padding:26px 6px;transition:background-color .3s;display:grid}.l-cap-row:last-child{border-bottom:1px solid var(--hairline)}.l-cap-row:hover{background:#1d1c1706}.l-cap-index{font-family:var(--font-mono);letter-spacing:.08em;color:var(--text-muted);font-size:11px;transition:color .3s}.l-cap-row:hover .l-cap-index{color:var(--brand)}.l-acc-item{border-top:1px solid var(--hairline)}.l-acc-item:last-child{border-bottom:1px solid var(--hairline)}.l-acc-body{grid-template-rows:0fr;transition:grid-template-rows .5s cubic-bezier(.16,1,.3,1);display:grid}.l-acc-item[data-open=true] .l-acc-body{grid-template-rows:1fr}.l-acc-body>div{overflow:hidden}.l-acc-plus{flex:none;width:14px;height:14px;position:relative}.l-acc-plus:before,.l-acc-plus:after{content:"";background:var(--text-secondary);transition:transform .4s cubic-bezier(.16,1,.3,1),background-color .3s;position:absolute}.l-acc-plus:before{width:14px;height:1.5px;top:6px;left:0}.l-acc-plus:after{width:1.5px;height:14px;top:0;left:6px}.l-acc-item[data-open=true] .l-acc-plus:after{transform:rotate(90deg)}.l-acc-item[data-open=true] .l-acc-plus:before,.l-acc-item[data-open=true] .l-acc-plus:after{background:var(--brand)}@media (prefers-reduced-motion:reduce){.l-reveal{opacity:1;transition:none;transform:none}}