@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", 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transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--ink:#14213d;--ink-deep:#101d38;--muted:#5b6780;--quiet:#7b869a;--paper:#f4f7fa;--surface:#fff;--surface-2:#edf2f7;--line:#dbe3ec;--line-strong:#b8c5d6;--cobalt:#2757d7;--cobalt-dark:#1d43ad;--cobalt-soft:#e7edff;--teal:#0d9688;--teal-dark:#08766d;--teal-soft:#dff6f2;--shadow:0 18px 50px #192c4f14;--max:1400px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:linear-gradient(#14213d07 1px, transparent 1px), linear-gradient(90deg, #14213d07 1px, transparent 1px), var(--paper);-webkit-font-smoothing:antialiased;background-size:32px 32px;margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit}button,input,textarea{font:inherit}.site-shell{width:min(var(--max), calc(100% - 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var(--cobalt-soft);border-radius:10px;place-items:center;display:grid;position:relative}.brand-mark i{background:var(--teal);border-radius:2px;width:14px;height:2px;position:absolute}.brand-mark i:first-child{opacity:.5;transform:translateY(-5px)}.brand-mark i:last-child{opacity:.5;transform:translateY(5px)}.desktop-nav{justify-content:center;align-items:center;gap:30px;display:flex}.desktop-nav a{color:#44516a;white-space:nowrap;padding:29px 0 26px;font-size:14px;font-weight:680;text-decoration:none;position:relative}.desktop-nav a:after{content:"";background:var(--cobalt);height:2px;transition:transform .18s;position:absolute;bottom:20px;left:0;right:0;transform:scaleX(0)}.desktop-nav a:hover,.desktop-nav a:focus-visible{color:var(--cobalt)}.desktop-nav a:hover:after,.desktop-nav a:focus-visible:after{transform:scaleX(1)}.research-status{color:var(--muted);justify-content:flex-end;align-items:center;gap:9px;margin:0;font-size:12px;font-weight:700;display:flex}.research-status i,.verified i{background:var(--teal);width:8px;height:8px;box-shadow:0 0 0 3px var(--teal-soft);border-radius:50%}.mobile-menu{display:none}.hero{grid-template-columns:1.04fr .96fr;align-items:center;gap:72px;min-height:560px;display:grid}.hero-copy{padding-bottom:8px}.eyebrow{color:var(--cobalt);letter-spacing:.15em;text-transform:uppercase;align-items:center;gap:12px;margin:0 0 16px;font-size:12px;font-weight:820;display:flex}.eyebrow:before{content:"";background:var(--teal);width:27px;height:2px}h1,h2,h3,p{text-wrap:pretty}h1{max-width:700px;color:var(--ink-deep);letter-spacing:-.058em;margin:0;font-size:clamp(54px,5vw,78px);font-weight:800;line-height:.98}.hero-lede{max-width:630px;color:var(--muted);margin:24px 0 29px;font-size:19px;line-height:1.62}.button-row{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.button{border:1px solid 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var(--line);color:var(--muted);background:#edf2f7a6;margin:0;padding:11px 20px;font-size:11px;position:relative}.section{padding:92px 0}.section-heading{grid-template-columns:1fr 440px;align-items:end;gap:50px;margin-bottom:30px;display:grid}.section-heading h2,.independence h2{color:var(--ink-deep);letter-spacing:-.045em;margin:0;font-size:clamp(34px,3vw,48px);line-height:1.05}.section-heading>p{color:var(--muted);margin:0;font-size:16px;line-height:1.65}.featured-card{border:1px solid var(--line);background:var(--surface);border-radius:17px;grid-template-columns:260px 1fr 300px;min-height:290px;display:grid;overflow:hidden;box-shadow:0 12px 36px #192c4f11}.feature-index{border-right:1px solid var(--line);background:radial-gradient(circle at 78% 24%,#0d96881f 0 8px,#0000 9px),linear-gradient(145deg,#eff5ff 0%,#f7fbfc 100%);flex-direction:column;justify-content:space-between;padding:30px;display:flex;position:relative}.feature-index:after{content:"";border:1px solid 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div{flex-direction:column;justify-content:center;padding:24px 28px;display:flex}.feature-facts div+div{border-top:1px solid var(--line)}.feature-facts dt{color:var(--quiet);letter-spacing:.1em;text-transform:uppercase;font-size:10px;font-weight:800}.feature-facts dd{margin:7px 0 0;font-size:14px;font-weight:800}.method-strip{border-block:1px solid var(--line);background:#ffffff9e;padding:88px 0}.section-heading.compact{align-items:center}.principles-grid{border:1px solid var(--line);background:var(--surface);border-radius:14px;grid-template-columns:repeat(4,1fr);display:grid;overflow:hidden}.principles-grid article{min-height:230px;padding:30px 27px}.principles-grid article+article{border-left:1px solid var(--line)}.principles-grid span{color:var(--teal-dark);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:800}.principles-grid h3{letter-spacing:-.025em;margin:38px 0 10px;font-size:18px}.principles-grid 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var(--line);grid-column:1/-1;grid-template-rows:auto;grid-template-columns:repeat(3,1fr)}.feature-facts div+div{border-top:0;border-left:1px solid var(--line)}.principles-grid{grid-template-columns:repeat(2,1fr)}.principles-grid article:nth-child(3){border-left:0;border-top:1px solid var(--line)}.principles-grid article:nth-child(4){border-top:1px solid var(--line)}}@media (max-width:780px){.site-shell,.content-shell{width:min(100% - 36px,var(--max))}.top-disclosure .site-shell{flex-wrap:wrap;justify-content:flex-start;padding:8px 0}.top-disclosure p{flex:240px}.header-inner{grid-template-columns:1fr auto;min-height:70px}.desktop-nav{display:none}.mobile-menu{display:block;position:relative}.mobile-menu summary{border:1px solid var(--line-strong);background:var(--surface);cursor:pointer;border-radius:7px;padding:10px 12px;font-size:13px;font-weight:750;list-style:none}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu nav{z-index:10;border:1px solid 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var(--line)}.principles-grid{grid-template-columns:1fr}.principles-grid article+article{border-left:0;border-top:1px solid var(--line)}.principles-grid article:nth-child(3){border-top:1px solid var(--line)}.independence{grid-template-columns:1fr;gap:32px;padding:76px 0}.footer-grid{grid-template-columns:1fr 1fr;gap:45px 30px}.footer-grid>div{grid-column:1/-1}.footer-bottom{flex-direction:column;align-items:flex-start}.page-hero{width:auto;margin:0 18px;padding:70px 0 44px}.page-hero h1{font-size:clamp(44px,13vw,64px)}.data-table{display:block;overflow-x:auto}.callout-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important}}