@font-face{font-family:Experience Display;src:url(/fonts/ExperienceDisplay-subset.woff2)format("woff2");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Experience Sans;src:url(/fonts/ExperienceSans-subset.woff2)format("woff2");font-weight:100 900;font-style:normal;font-display:swap}@font-face{font-family:Experience Sans UI;src:url(/fonts/ExperienceSansUI-subset.woff2)format("woff2");font-weight:100 900;font-style:normal;font-display:swap}@font-face{font-family:Experience Display Prose;src:url(/fonts/ExperienceDisplayProse-subset.woff2)format("woff2");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Experience Display Fallback;src:local(KaiTi),local(STKaiti);size-adjust:102%;ascent-override:106%;descent-override:24%;line-gap-override:0%}@font-face{font-family:Experience Sans Fallback;src:local(Microsoft YaHei);size-adjust:100%;ascent-override:100%;descent-override:20%;line-gap-override:0%}:root{color-scheme:light;--color-bg:oklch(96.5% .018 88);--color-surface:oklch(92.5% .026 84);--color-surface-deep:oklch(87.5% .032 80);--color-ink:oklch(20.5% .012 62);--color-muted:oklch(45.5% .035 72);--color-rule:oklch(80.5% .028 82);--color-accent:oklch(58.5% .185 32);--color-accent-dark:oklch(46% .15 31);--font-display:"Experience Display", "Experience Display Fallback", "Kaiti SC", "KaiTi", cursive;--font-prose:"Experience Display Prose", "Experience Display Fallback", "Kaiti SC", "KaiTi", cursive;--font-body:"Experience Sans", "Experience Sans Fallback", sans-serif;--font-ui:"Experience Sans UI", "Experience Sans Fallback", sans-serif;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--space-12:3rem;--space-16:4rem;--space-24:6rem;--shell:72rem;--page-gutter:clamp(1rem, 4vw, 3rem);--ease-out:cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--color-bg)}body{background:var(--color-bg);min-width:20rem;color:var(--color-ink);font-family:var(--font-body);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:1rem;font-weight:400;line-height:1.75}::selection{background:var(--color-accent);color:var(--color-bg)}a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:.08em}a:focus-visible,button:focus-visible{outline:3px solid var(--color-accent-dark);outline-offset:4px}button{font:inherit}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.025em;text-wrap:balance;font-weight:500;line-height:1.25}p{text-wrap:pretty}.shell{width:min(100%, var(--shell));padding-inline:var(--page-gutter);margin-inline:auto}.skip-link{top:var(--space-4);left:var(--space-4);z-index:50;padding:var(--space-2) var(--space-4);background:var(--color-ink);color:var(--color-bg);transition:transform .18s var(--ease-out);position:absolute;transform:translateY(-200%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:20;background:color-mix(in oklch, var(--color-bg) 96%, transparent);position:relative}.header-inner{border-bottom:1px solid var(--color-rule);justify-content:space-between;align-items:center;min-height:4.75rem;display:flex}.brand{min-height:2.75rem;font-family:var(--font-display);letter-spacing:.03em;align-items:center;font-weight:500;text-decoration:none;display:inline-flex}.desktop-nav{align-self:stretch;align-items:stretch;gap:var(--space-8);display:none}.desktop-nav a{min-height:2.75rem;color:var(--color-muted);align-items:center;font-size:.9375rem;text-decoration:none;display:inline-flex;position:relative}.desktop-nav a:after{background:var(--color-accent);content:"";transform-origin:0;height:2px;transition:transform .22s var(--ease-out);position:absolute;bottom:-1px;left:0;right:0;transform:scaleX(0)}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--color-ink)}.desktop-nav a:hover:after,.desktop-nav a[aria-current=page]:after{transform:scaleX(1)}.menu-toggle{align-items:center;gap:var(--space-3);min-height:2.75rem;color:var(--color-ink);cursor:pointer;background:0 0;border:0;padding:0;list-style:none;display:inline-flex}.menu-toggle::-webkit-details-marker{display:none}.menu-toggle::marker{content:""}.menu-glyph,.menu-glyph:after{content:"";width:1.25rem;height:1px;transition:transform .18s var(--ease-out);background:currentColor;display:block}.menu-glyph:after{transform:translateY(.35rem)}.mobile-menu[open] .menu-glyph{transform:translateY(.18rem)rotate(45deg)}.mobile-menu[open] .menu-glyph:after{transform:rotate(-90deg)}.mobile-nav{border-bottom:1px solid var(--color-rule);background:var(--color-surface);position:absolute;top:100%;left:0;right:0}.mobile-nav-inner{padding-block:var(--space-2);display:grid}.mobile-nav a{border-bottom:1px solid var(--color-rule);align-items:center;min-height:3rem;text-decoration:none;display:flex}.mobile-nav a:last-child{border-bottom:0}.mobile-nav a[aria-current=page]{color:var(--color-accent-dark);font-weight:600}.home-hero{border-bottom:1px solid var(--color-rule);padding-block:clamp(4.75rem,10vw,8rem) clamp(4rem,8vw,6.5rem)}.hero-kicker{margin-bottom:var(--space-6);color:var(--color-accent-dark);font-size:.9375rem;font-weight:600}.home-hero h1{max-width:16ch;margin-bottom:var(--space-8);letter-spacing:-.035em;font-size:clamp(2.45rem,7vw,5.25rem);line-height:1.17}.hero-lede{max-width:50rem;margin-bottom:var(--space-8);color:var(--color-muted);font-size:clamp(1.0625rem,2vw,1.25rem);line-height:1.8}.text-link{align-items:center;gap:var(--space-2);min-height:2.75rem;color:var(--color-accent-dark);font-weight:600;text-decoration:none;display:inline-flex}.text-link span{transition:transform .18s var(--ease-out)}.text-link:hover span{transform:translate(.25rem)}.hero-link:hover span{transform:translateY(.25rem)}.home-section{padding-block:clamp(3.5rem,7vw,5.5rem)}.section-heading{justify-content:space-between;align-items:end;gap:var(--space-6);margin-bottom:var(--space-8);flex-wrap:wrap;display:flex}.section-heading h2{margin-bottom:0;font-size:clamp(1.75rem,4vw,2.5rem)}.section-heading p{max-width:44rem;margin:var(--space-2) 0 0;color:var(--color-muted)}.question-grid{border-top:1px solid var(--color-rule)}.question-teaser{align-items:center;gap:var(--space-6);min-height:7.5rem;padding-block:var(--space-6);border-bottom:1px solid var(--color-rule);transition:background-color .22s var(--ease-out), padding-inline .22s var(--ease-out);grid-template-columns:minmax(7rem,.3fr) minmax(0,1fr) auto;text-decoration:none;display:grid}.question-teaser:hover,.question-teaser:focus-visible{background:color-mix(in oklch, var(--color-surface) 66%, transparent);padding-inline:var(--space-4)}.question-category{color:var(--color-muted);font-size:.875rem}.question-teaser h3{margin:0;font-size:clamp(1.2rem,2.3vw,1.6rem);line-height:1.45}.question-link{color:var(--color-accent-dark);font-size:.875rem;font-weight:600}@media (width<=39.99rem){.question-teaser{gap:var(--space-3) var(--space-4);grid-template-columns:minmax(0,1fr) auto}.question-category{grid-column:1/-1}}.collision-band{border-block:1px solid var(--color-rule);background:color-mix(in oklch, var(--color-surface) 35%, var(--color-bg))}.collision-layout{gap:var(--space-12);padding-block:clamp(4rem,8vw,6.5rem);display:grid}.collision-context{margin-bottom:var(--space-4);color:var(--color-accent-dark);font-weight:600}.collision-main>h2{max-width:18ch;margin-bottom:var(--space-4);font-size:clamp(2rem,5.3vw,3.75rem)}.collision-summary{max-width:50rem;color:var(--color-muted)}.path-list{margin-block:var(--space-8);border-top:1px solid var(--color-rule)}.path-row{gap:var(--space-4);padding-block:var(--space-6);border-bottom:1px solid var(--color-rule);display:grid}.path-label{color:var(--color-accent-dark);font-weight:700}.path-row h3{margin-bottom:var(--space-2);font-family:var(--font-body);letter-spacing:0;font-size:1.0625rem;font-weight:700}.path-row p{color:var(--color-muted);margin-bottom:0}.interview-quote{padding:var(--space-8);background:var(--color-surface-deep);align-self:start}.interview-quote h2,.interview-quote h3{margin-bottom:var(--space-4);font-family:var(--font-body);letter-spacing:0;font-size:1.125rem;font-weight:700}.interview-quote blockquote{color:var(--color-ink);font-family:var(--font-display);margin:0;font-size:clamp(1.125rem,2vw,1.375rem);font-weight:500;line-height:1.7}.interview-quote p{color:color-mix(in oklch, var(--color-ink) 72%, var(--color-muted))}.quote-source{margin:var(--space-6) 0 0;padding-top:var(--space-4);border-top:1px solid var(--color-rule);font-size:.875rem}.latest-section{padding-bottom:clamp(5rem,9vw,7rem)}.interview-list{border-top:1px solid var(--color-rule)}.interview-row{gap:var(--space-2) var(--space-4);min-height:5.5rem;padding-block:var(--space-4);border-bottom:1px solid var(--color-rule);transition:color .18s var(--ease-out);grid-template-columns:1fr auto;align-items:center;text-decoration:none;display:grid}.interview-row:hover{color:var(--color-accent-dark)}.interview-category,.interview-date{color:var(--color-muted);font-size:.8125rem}.interview-title{font-family:var(--font-display);grid-column:1;font-size:1.125rem;font-weight:500;line-height:1.5}.interview-date{grid-area:1/2}.interview-arrow{color:var(--color-accent);transition:transform .18s var(--ease-out);grid-area:2/2}.interview-row:hover .interview-arrow{transform:translate(.2rem)}.page-intro{border-bottom:1px solid var(--color-rule);padding-block:clamp(4.5rem,9vw,7rem)}.page-intro h1{max-width:16ch;margin-bottom:var(--space-6);font-size:clamp(2.35rem,6vw,4.75rem)}.page-intro>p:last-child{max-width:48rem;color:var(--color-muted);margin-bottom:0;font-size:1.125rem}.map-list{padding-block:clamp(3rem,7vw,5.5rem) clamp(5rem,9vw,7rem)}.map-entry{gap:var(--space-6);padding-block:var(--space-8);border-bottom:1px solid var(--color-rule);text-decoration:none;display:grid;position:relative}.map-entry:first-child{border-top:1px solid var(--color-rule)}.map-entry-meta{gap:var(--space-2);color:var(--color-muted);flex-direction:column;font-size:.8125rem;display:flex}.map-entry-meta span:first-child{color:var(--color-accent-dark);font-weight:600}.map-entry-body h2{margin-bottom:var(--space-3);font-size:clamp(1.5rem,4vw,2.25rem)}.map-entry-body p{max-width:52rem;color:var(--color-muted);margin-bottom:0}.map-entry-arrow{color:var(--color-accent);transition:transform .18s var(--ease-out);align-self:center;font-size:1.5rem}.map-entry:hover .map-entry-arrow{transform:translateX(var(--space-2))}.detail-hero{border-bottom:1px solid var(--color-rule);padding-block:clamp(3.5rem,7vw,5.5rem)}.detail-meta{gap:var(--space-4);margin-bottom:var(--space-6);color:var(--color-muted);flex-wrap:wrap;font-size:.875rem;display:flex}.detail-meta span:first-child{color:var(--color-accent-dark);font-weight:600}.detail-hero h1{max-width:18ch;margin-bottom:var(--space-6);font-size:clamp(2.2rem,5.5vw,4.5rem)}.interview-title-row{gap:var(--space-8);display:grid}.interview-title-row h1{margin-bottom:0}.interview-transcript-link{justify-content:space-between;align-items:center;gap:var(--space-6);width:fit-content;min-width:10rem;min-height:2.75rem;padding-bottom:var(--space-2);border-bottom:1px solid var(--color-accent);color:var(--color-accent-dark);font-weight:700;text-decoration:none;display:inline-flex}.interview-transcript-link span:last-child{color:var(--color-accent);transition:transform .18s var(--ease-out);font-size:1.125rem}.interview-transcript-link:hover span:last-child{transform:translate(.15rem,-.15rem)}.detail-hero>p{max-width:52rem;color:var(--color-muted);margin-bottom:0;font-size:1.125rem}.question-paths{padding-block:clamp(3rem, 6vw, 4.5rem) var(--space-4)}.question-paths>h2{font-size:1.75rem}.detail-grid{gap:var(--space-12);padding-block:clamp(3rem,7vw,5.5rem);display:grid}.interview-detail-body{padding-block:clamp(3rem,7vw,5.5rem)}.prose{min-width:0;max-width:68ch;font-size:1.0625rem;line-height:1.9}.prose h2{margin:var(--space-16) 0 var(--space-4);font-size:clamp(1.65rem,3.5vw,2.15rem)}.prose h2:first-child{margin-top:0}.prose h3{margin:var(--space-8) 0 var(--space-3);font-family:var(--font-body);letter-spacing:0;font-size:1.125rem;font-weight:700}.prose p,.prose li{color:color-mix(in oklch, var(--color-ink) 88%, var(--color-muted))}.prose ul,.prose ol{padding-left:1.25rem}.prose li+li{margin-top:var(--space-3)}.prose strong{color:var(--color-ink)}.detail-quote{position:relative}.related-section{border-top:1px solid var(--color-rule);padding-block:clamp(3rem,6vw,5rem) clamp(5rem,9vw,7rem)}.archive-section{padding-block:clamp(3rem,7vw,5rem) clamp(5rem,9vw,7rem)}.document-page{padding-block:clamp(3rem,7vw,5.5rem) clamp(5rem,9vw,7rem)}.document-layout .skip-link,.document-layout .site-header,.document-layout .document-page{font-family:var(--font-ui)}.document-page-header,.document-prose{max-width:68ch;margin-inline:auto}.document-page-header{gap:var(--space-6);margin-bottom:var(--space-12);padding-bottom:var(--space-8);border-bottom:1px solid var(--color-rule);display:grid}.document-back-link{align-items:center;gap:var(--space-2);width:fit-content;min-height:2.75rem;color:var(--color-accent-dark);font-weight:700;text-decoration:none;display:inline-flex}.document-back-link span:first-child{transition:transform .18s var(--ease-out)}.document-back-link:hover span:first-child{transform:translate(-.2rem)}.document-page-meta{gap:var(--space-2) var(--space-4);color:var(--color-muted);flex-wrap:wrap;font-size:.875rem;display:flex}.document-page-meta span:first-child{color:var(--color-accent-dark);font-weight:700}.document-page-header h1{max-width:18ch;margin:var(--space-2) 0 0;font-size:clamp(2.2rem,5.5vw,4.5rem)}.document-prose p{margin-bottom:var(--space-4)}.minutes-prose,.transcript-prose{font-family:var(--font-prose)}.minutes-prose .source-note{margin:var(--space-4) 0 var(--space-8);color:var(--color-muted);font-family:var(--font-body);font-size:.875rem;line-height:1.7}.document-prose blockquote,.interview-prose blockquote{margin:0 0 var(--space-8);padding-block:var(--space-4);border-block:1px solid var(--color-rule)}.document-prose blockquote p,.interview-prose blockquote p{color:var(--color-muted)}.minutes-prose blockquote:not(:first-child){margin-block:var(--space-8);padding:var(--space-6) 0}.minutes-prose blockquote:not(:first-child) p{color:var(--color-ink);text-align:left;margin-bottom:0;font-size:clamp(1.2rem,2.5vw,1.45rem);font-weight:500;line-height:1.65}.document-prose h4{margin:var(--space-8) 0 var(--space-3);font-size:1rem;font-weight:700}.document-prose table{width:100%;margin-block:var(--space-6) var(--space-8);border-collapse:collapse;font-size:1rem;line-height:1.7}.document-prose th,.document-prose td{padding:var(--space-3) var(--space-4);border-block:1px solid var(--color-rule);text-align:left;vertical-align:top}.document-prose th{color:var(--color-accent-dark);font-weight:700}.document-prose th:first-child,.document-prose td:first-child{width:9.5rem}.document-prose li::marker{color:var(--color-accent-dark)}@media (width<=39.99rem){.document-prose table,.document-prose tbody,.document-prose tr,.document-prose th,.document-prose td{width:100%;display:block}.document-prose thead{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.document-prose tr{padding-block:var(--space-3);border-top:1px solid var(--color-rule)}.document-prose tr:last-child{border-bottom:1px solid var(--color-rule)}.document-prose th,.document-prose td{padding:var(--space-1) 0;border:0}.document-prose td:first-child{color:var(--color-accent-dark);font-weight:700}}.related-question-list{border-top:1px solid var(--color-rule)}.related-question-list a{gap:var(--space-2) var(--space-4);padding-block:var(--space-6);border-bottom:1px solid var(--color-rule);grid-template-columns:1fr auto;align-items:center;text-decoration:none;display:grid}.related-question-list a>span:first-child{color:var(--color-muted);font-size:.8125rem}.related-question-list strong{font-family:var(--font-display);grid-column:1;font-size:1.125rem;font-weight:500}.related-question-list a>span:last-child{color:var(--color-accent);grid-area:1/2/3}.method-grid{gap:clamp(4rem,8vw,7rem);padding-block:clamp(3.5rem,8vw,6.5rem);display:grid}.method-grid h2{margin-bottom:var(--space-8);font-size:clamp(1.75rem,4vw,2.5rem)}.boundary-list{margin:0}.boundary-list div{gap:var(--space-3);padding-block:var(--space-6);border-top:1px solid var(--color-rule);display:grid}.boundary-list div:last-child{border-bottom:1px solid var(--color-rule)}.boundary-list dt{color:var(--color-accent-dark);font-weight:700}.boundary-list dd{color:var(--color-muted);margin:0}.ai-boundary{max-width:52rem;padding:var(--space-8);background:var(--color-surface-deep)}.ai-boundary h2{margin-bottom:var(--space-4)}.ai-boundary p{margin:0}.questionnaire-section{gap:var(--space-8);padding-top:var(--space-12);border-top:1px solid var(--color-rule);align-items:center;display:grid}.questionnaire-copy{max-width:28rem}.questionnaire-copy h2{margin-bottom:var(--space-4)}.questionnaire-copy p{margin:0 0 var(--space-4);color:var(--color-muted)}.questionnaire-figure{border:1px solid var(--color-rule);background:var(--color-surface);border-radius:1.25rem;width:min(100%,22rem);display:block;overflow:hidden}.questionnaire-figure img{width:100%;height:auto;display:block}.questionnaire-figure:hover img{opacity:.9}.not-found{min-height:62vh;padding-block:clamp(5rem,12vw,9rem)}.not-found h1{max-width:14ch;font-size:clamp(2.5rem,7vw,5rem)}.not-found>p:not(.hero-kicker){color:var(--color-muted)}@media (width>=40rem){.path-row{gap:var(--space-6);grid-template-columns:6.5rem 1fr}.interview-row{gap:var(--space-6);grid-template-columns:8.5rem 1fr 7rem 1.5rem}.interview-category,.interview-title,.interview-date,.interview-arrow{grid-area:1}.interview-date{text-align:right}.map-entry{grid-template-columns:11rem 1fr 2rem;align-items:center}.boundary-list div{gap:var(--space-8);grid-template-columns:10rem 1fr}}@media (width>=48rem){.desktop-nav{display:flex}.mobile-menu{display:none}.interview-title-row{grid-template-columns:minmax(0,1fr) auto;align-items:end}.questionnaire-section{gap:var(--space-16);grid-template-columns:minmax(0,1fr) minmax(16rem,22rem)}.questionnaire-figure{justify-self:end}}@media (width>=60rem){.collision-layout{gap:var(--space-16);grid-template-columns:minmax(0,1.65fr) minmax(18rem,.75fr)}.detail-grid{gap:var(--space-16);grid-template-columns:minmax(0,1.55fr) minmax(18rem,.75fr)}.detail-quote{top:var(--space-8);position:sticky}}@media (prefers-reduced-motion:no-preference){.home-hero h1{animation:hero-in .62s var(--ease-out) both}.home-hero .hero-lede,.home-hero .hero-link{animation:copy-in .52s .1s var(--ease-out) both}@keyframes hero-in{0%{clip-path:inset(0 0 100%);transform:translateY(1rem)}to{clip-path:inset(0);transform:translateY(0)}}@keyframes copy-in{0%{opacity:.01;transform:translateY(.6rem)}to{opacity:1;transform:translateY(0)}}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}