:root{--canvas:#fbfbfa;--surface:#fff;--ink:#1a1a19;--muted:#6e6d6a;--faint:#9b9a96;--hairline:#eaeaea;--hairline-strong:#d8d7d3;--accent:#1a1a19;--link:#1f6c9f;--pale-red-bg:#fdebec;--pale-red-fg:#9f2f2d;--pale-blue-bg:#e1f3fe;--pale-blue-fg:#1f6c9f;--pale-green-bg:#edf3ec;--pale-green-fg:#346538;--pale-yellow-bg:#fbf3db;--pale-yellow-fg:#956400;--pale-plum-bg:#f2ecf6;--pale-plum-fg:#6c4a8c;--display:"Instrument Serif", "Newsreader", Georgia, serif;--sans:"Instrument Sans", "Switzer", "SF Pro Text", system-ui, sans-serif;--mono:"JetBrains Mono", "Geist Mono", ui-monospace, "Cascadia Mono", monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;padding:0}body{background:var(--canvas);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-size:16px;line-height:1.6}img{max-width:100%;display:block}a{color:inherit}.skip-link{background:var(--ink);color:var(--canvas);font:500 14px/1 var(--sans);z-index:100;border-radius:0 0 8px;padding:10px 18px;text-decoration:none;position:absolute;top:0;left:-9999px}.skip-link:focus{left:0}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.wrap{max-width:1160px;margin:0 auto;padding:0 28px}.wrap--narrow{max-width:760px}::selection{background:var(--pale-yellow-bg)}.masthead{border-bottom:1px solid var(--hairline);background:var(--canvas)}.masthead .top{justify-content:space-between;align-items:center;padding:14px 0 12px;display:flex}.masthead .brand{font-family:var(--display);letter-spacing:-.015em;font-size:30px;line-height:1;text-decoration:none}.masthead .brand em{color:var(--muted);font-style:italic}.masthead .meta{font-family:var(--mono);color:var(--muted);letter-spacing:.08em;text-transform:uppercase;text-align:right;font-size:11px}.masthead nav{flex-wrap:wrap;gap:2px;padding:0 0 10px;display:flex}.masthead nav a{font:500 13px/1 var(--sans);color:var(--ink);border-radius:6px;padding:8px 12px;text-decoration:none;transition:background .16s,color .16s}.masthead nav a:hover{background:#f1f0ec}.masthead nav a[aria-current=page]{background:var(--ink);color:var(--canvas)}.masthead nav a:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.kicker{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:11px}.chip{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;border-radius:999px;padding:3px 9px;font-size:10.5px;font-weight:500;display:inline-block}.chip--model{background:var(--pale-blue-bg);color:var(--pale-blue-fg)}.chip--pricing{background:var(--pale-green-bg);color:var(--pale-green-fg)}.chip--product{background:var(--pale-yellow-bg);color:var(--pale-yellow-fg)}.chip--research{background:var(--pale-plum-bg);color:var(--pale-plum-fg)}.chip--industry{background:var(--pale-red-bg);color:var(--pale-red-fg)}.btn{font:600 14px/1 var(--sans);cursor:pointer;border:1px solid var(--ink);border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:12px 20px;text-decoration:none;transition:transform .18s cubic-bezier(.16,1,.3,1),background .16s,color .16s,box-shadow .18s;display:inline-flex}.btn--primary{background:var(--ink);color:var(--canvas)}.btn--primary:hover{background:#2a2a28;box-shadow:0 2px 8px #0000000f}.btn--primary:active{transform:scale(.98)}.btn--ghost{color:var(--ink);background:0 0}.btn--ghost:hover{background:#f1f0ec}.btn--ghost:active{transform:scale(.98)}.btn:focus-visible,.masthead nav a:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.btn[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}.btn-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.arrow{vertical-align:-.12em;width:1em;height:1em;display:inline-block}.arrow path{stroke:currentColor;stroke-width:1.8px;fill:none;stroke-linecap:round;stroke-linejoin:round}.hero{padding:72px 0 56px}.hero .eyebrow{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);border:1px solid var(--hairline);background:var(--surface);border-radius:999px;align-items:center;gap:9px;padding:6px 12px;font-size:11px;display:inline-flex}.hero .eyebrow .dot{background:var(--pale-green-fg);border-radius:999px;width:6px;height:6px}.hero h1{font-family:var(--display);letter-spacing:-.025em;max-width:17ch;margin:20px 0 0;font-size:clamp(44px,6.2vw,84px);font-weight:400;line-height:1.03}.hero h1 em{color:var(--muted);font-style:italic}.hero .lede{color:var(--muted);max-width:54ch;margin:20px 0 30px;font-size:18px}.briefs{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:var(--surface)}.briefs-inner{align-items:stretch;gap:0;display:flex}.briefs .briefs-label{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--pale-red-fg);border-right:1px solid var(--hairline);white-space:nowrap;align-items:center;gap:8px;margin-right:16px;padding:12px 16px 12px 0;font-size:11px;display:flex}.briefs .briefs-label .pulse{background:var(--pale-red-fg);border-radius:999px;width:7px;height:7px;animation:2.4s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.briefs-track{scrollbar-width:none;scroll-snap-type:x proximity;gap:36px;padding:12px 0;display:flex;overflow-x:auto}.briefs-track::-webkit-scrollbar{display:none}.brief-item{color:var(--muted);white-space:nowrap;scroll-snap-align:start;font-size:13px}.brief-item a{color:var(--ink);text-decoration:none}.brief-item a:hover{text-underline-offset:3px;text-decoration:underline 1px}.brief-item .src{font-family:var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.06em;margin-right:8px;font-size:10.5px}.brief-item time{font-family:var(--mono);color:var(--faint);margin-left:8px;font-size:10.5px}.lead-section{padding:64px 0 56px}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:28px;display:flex}.section-head h2{font-family:var(--display);letter-spacing:-.02em;margin:0;font-size:clamp(30px,3.4vw,42px);font-weight:400;line-height:1.05}.section-head .more{font:500 13px/1 var(--sans);color:var(--muted);text-decoration:none}.section-head .more:hover{color:var(--ink)}.lead-grid{grid-template-columns:1.6fr 1fr;gap:40px;display:grid}.lead-story{border-top:2px solid var(--ink);padding-top:18px}.lead-story h3{font-family:var(--display);letter-spacing:-.02em;margin:12px 0;font-size:clamp(26px,3vw,38px);font-weight:400;line-height:1.12}.lead-story h3 a{text-decoration:none}.lead-story h3 a:hover{text-underline-offset:4px;text-decoration:underline 1px}.lead-story p{color:var(--muted);max-width:58ch;margin:0 0 14px;font-size:15.5px}.lead-story .why{color:var(--ink);border-top:1px dashed var(--hairline-strong);max-width:58ch;margin-top:16px;padding-top:10px;font-size:13.5px}.lead-story .why b{font-weight:600}.src-line{font-family:var(--mono);color:var(--faint);letter-spacing:.04em;font-size:11px}.src-line a{color:var(--muted);text-decoration:none}.src-line a:hover{color:var(--ink);text-decoration:underline}.side-stories{flex-direction:column;display:flex}.side-story{border-top:1px solid var(--hairline);padding:16px 0}.side-story:first-child{border-top:2px solid var(--ink)}.side-story h4{font:600 15.5px/1.35 var(--sans);letter-spacing:-.01em;margin:8px 0 6px}.side-story h4 a{text-decoration:none}.side-story h4 a:hover{text-underline-offset:3px;text-decoration:underline 1px}.side-story p{color:var(--muted);margin:0 0 8px;font-size:13.5px}.feed-section{border-top:1px solid var(--hairline);padding:40px 0 64px}.filters{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.filter-btn{font:500 12.5px/1 var(--sans);border:1px solid var(--hairline-strong);background:var(--surface);color:var(--ink);cursor:pointer;border-radius:999px;padding:9px 14px;transition:background .15s,border-color .15s,transform .15s}.filter-btn:hover{background:#f1f0ec}.filter-btn:active{transform:scale(.97)}.filter-btn.is-active{background:var(--ink);color:var(--canvas);border-color:var(--ink)}.filter-btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.feed{border-top:1px solid var(--hairline);grid-template-columns:1fr 1fr;gap:0;display:grid}.feed-card{border-bottom:1px solid var(--hairline);padding:22px 28px 22px 0}.feed-card:nth-child(2n){border-left:1px solid var(--hairline);padding-left:28px}.feed-card .card-meta{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;display:flex}.feed-card h3{font:600 16.5px/1.35 var(--sans);letter-spacing:-.012em;margin:0 0 6px}.feed-card h3 a{text-decoration:none}.feed-card h3 a:hover{text-underline-offset:3px;text-decoration:underline 1px}.feed-card p{color:var(--muted);margin:0 0 10px;font-size:13.5px}.feed-card .card-date{font-family:var(--mono);color:var(--faint);letter-spacing:.04em;font-size:10.5px}.feed-status{text-align:center;font-family:var(--mono);color:var(--muted);letter-spacing:.04em;grid-column:1/-1;padding:40px 20px;font-size:12px}.feed-status.hidden{display:none}.wire{border:1px solid var(--hairline);background:var(--surface);border-radius:10px;overflow:hidden}.wire-head{border-bottom:1px solid var(--hairline);background:var(--canvas);justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.wire-head .kicker{color:var(--pale-red-fg)}.wire-head .refresh{cursor:pointer;color:var(--muted);font:500 11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;background:0 0;border:none;border-radius:6px;align-items:center;gap:6px;padding:6px;display:inline-flex}.wire-head .refresh:hover{color:var(--ink);background:#f1f0ec}.wire-head .refresh:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.wire-head .refresh svg{width:13px;height:13px}.wire-head .refresh svg path{stroke:currentColor;stroke-width:1.8px;fill:none;stroke-linecap:round;stroke-linejoin:round}.wire-list{max-height:420px;margin:0;padding:0;list-style:none;overflow-y:auto}.wire-list li{border-bottom:1px solid var(--hairline)}.wire-list li:last-child{border-bottom:none}.wire-item{align-items:baseline;gap:14px;padding:13px 18px;display:flex}.wire-item .pts{font-family:var(--mono);color:var(--muted);min-width:52px;font-size:11px}.wire-item .w{flex:1;font-size:13.5px;line-height:1.45}.wire-item .w a{color:var(--ink);text-decoration:none}.wire-item .w a:hover{text-underline-offset:3px;text-decoration:underline}.wire-item .by{font-family:var(--mono);color:var(--faint);white-space:nowrap;font-size:10.5px}.wire-status{text-align:center;font-family:var(--mono);color:var(--muted);padding:28px 18px;font-size:12px}.wire-status a{color:var(--muted)}.wire-status.error{color:var(--pale-red-fg)}.tools-strip{border-top:1px solid var(--hairline);padding:64px 0}.tool-cards{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.tool-card{border:1px solid var(--hairline);background:var(--surface);border-radius:10px;padding:22px;transition:box-shadow .2s,transform .2s cubic-bezier(.16,1,.3,1)}.tool-card:hover{box-shadow:0 2px 8px #0000000a}.tool-card .tool-top{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.tool-card h3{font:600 16px/1.3 var(--sans);margin:0}.tool-card .rate{font-family:var(--mono);color:var(--pale-green-fg);background:var(--pale-green-bg);white-space:nowrap;border-radius:999px;padding:3px 8px;font-size:11px}.tool-card p{color:var(--muted);margin:0 0 16px;font-size:13.5px}.tool-card .disclosure-mini{font-family:var(--mono);color:var(--faint);letter-spacing:.02em;font-size:10px}.newsletter{border-top:1px solid var(--hairline);padding:72px 0}.newsletter .inner{text-align:center;max-width:640px;margin:0 auto}.newsletter h2{font-family:var(--display);letter-spacing:-.02em;margin:0 0 12px;font-size:clamp(30px,3.6vw,44px);font-weight:400;line-height:1.08}.newsletter h2 em{color:var(--muted);font-style:italic}.newsletter p{color:var(--muted);margin:0 0 28px;font-size:15px}.newsletter form{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.newsletter input[type=email]{font:400 14.5px/1 var(--sans);border:1px solid var(--hairline-strong);background:var(--surface);color:var(--ink);border-radius:8px;min-width:min(300px,78vw);padding:13px 16px;transition:border-color .15s}.newsletter input[type=email]::placeholder{color:var(--faint)}.newsletter input[type=email]:focus{border-color:var(--ink);outline:none}.newsletter input[type=email]:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.form-note{font-family:var(--mono);color:var(--faint);letter-spacing:.03em;margin-top:14px;font-size:10.5px}.form-msg{min-height:20px;margin-top:14px;font-size:13.5px}.form-msg.ok{color:var(--pale-green-fg)}.form-msg.err{color:var(--pale-red-fg)}.affiliate-note{border:1px dashed var(--hairline-strong);background:var(--surface);color:var(--muted);border-radius:8px;align-items:flex-start;gap:10px;max-width:72ch;margin:0 0 28px;padding:12px 16px;font-size:12.5px;line-height:1.55;display:flex}.affiliate-note svg{width:16px;height:16px;color:var(--pale-yellow-fg);flex:none;margin-top:2px}.affiliate-note svg path{stroke:currentColor;stroke-width:1.7px;fill:none;stroke-linecap:round;stroke-linejoin:round}.tools-hero{padding:64px 0 40px}.tools-hero h1{font-family:var(--display);letter-spacing:-.025em;max-width:15ch;margin:16px 0 0;font-size:clamp(40px,5.4vw,68px);font-weight:400;line-height:1.04}.tools-hero .lede{color:var(--muted);max-width:52ch;margin:18px 0 0;font-size:17px}.dir{padding:8px 0 72px}.dir-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.dir-card{border:1px solid var(--hairline);background:var(--surface);border-radius:10px;flex-direction:column;gap:12px;padding:24px;transition:box-shadow .2s;display:flex}.dir-card:hover{box-shadow:0 2px 8px #0000000a}.dir-card .dir-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.dir-card h3{font:600 17px/1.3 var(--sans);margin:0}.dir-card .dir-body{color:var(--muted);flex:1;font-size:13.5px}.dir-card .dir-terms{flex-wrap:wrap;gap:8px;display:flex}.term{font-family:var(--mono);letter-spacing:.02em;border:1px solid var(--hairline-strong);color:var(--muted);background:var(--canvas);border-radius:6px;padding:4px 8px;font-size:10.5px}.term b{color:var(--ink);font-weight:500}.dir-card .btn{align-self:flex-start}.dir-card .disclosure-mini{font-family:var(--mono);color:var(--faint);font-size:10px}.article{padding:64px 0 72px}.article-head{max-width:700px;margin:0 0 8px}.article-head h1{font-family:var(--display);letter-spacing:-.025em;margin:14px 0 16px;font-size:clamp(34px,4.6vw,58px);font-weight:400;line-height:1.06}.article-head .dek{color:var(--muted);max-width:56ch;margin:0 0 18px;font-size:18px;line-height:1.5}.article-meta{font-family:var(--mono);color:var(--muted);letter-spacing:.05em;text-transform:uppercase;border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);flex-wrap:wrap;align-items:center;gap:14px;padding:14px 0;font-size:11.5px;display:flex}.article-meta .reading-time{color:var(--faint)}.prose{max-width:700px;margin:40px auto 0}.prose h2{font-family:var(--display);letter-spacing:-.02em;margin:48px 0 16px;font-size:clamp(26px,3vw,34px);font-weight:400;line-height:1.12}.prose h2:first-child{margin-top:0}.prose p{margin:0 0 20px;font-size:16.5px;line-height:1.75}.prose p a{color:var(--link);text-underline-offset:3px;text-decoration-thickness:1px}.prose p a:hover{color:#17537b}.prose ul{margin:0 0 20px;padding-left:22px}.prose li{margin-bottom:10px;font-size:16px;line-height:1.7}.prose blockquote{border-top:1px solid var(--hairline-strong);border-bottom:1px solid var(--hairline-strong);font-family:var(--display);color:var(--ink);margin:32px 0;padding:18px 0;font-size:21px;line-height:1.45}.prose .footnote{color:var(--muted);border-top:1px dashed var(--hairline-strong);padding-top:14px;font-size:13px}.about{padding:64px 0 72px}.about h1{font-family:var(--display);letter-spacing:-.025em;margin:14px 0 24px;font-size:clamp(38px,5vw,60px);font-weight:400;line-height:1.05}.about .prose{margin:0}.about section{border-top:1px solid var(--hairline);margin-top:48px;padding-top:40px}.about section:first-of-type{border-top:none;margin-top:0;padding-top:0}.about section h2{font-family:var(--display);letter-spacing:-.02em;margin:0 0 16px;font-size:clamp(26px,3vw,36px);font-weight:400}.checklist{margin:20px 0 0;padding:0;list-style:none}.checklist li{border-bottom:1px solid var(--hairline);color:var(--ink);align-items:flex-start;gap:12px;padding:12px 0;font-size:14.5px;line-height:1.6;display:flex}.checklist li:last-child{border-bottom:none}.checklist .n{font-family:var(--mono);color:var(--muted);border:1px solid var(--hairline-strong);border-radius:999px;justify-content:center;align-items:center;min-width:26px;height:26px;margin-top:2px;font-size:11px;display:inline-flex}.lu{margin:24px 0;position:relative}.lu--tracked:after{content:"·";color:var(--faint);font-size:14px;line-height:1;position:absolute;top:8px;right:10px}.lu-disc{font-family:var(--mono);color:var(--faint);letter-spacing:.02em;font-size:10px}.lu-disc summary{cursor:pointer;align-items:center;gap:4px;list-style:none;display:inline-flex}.lu-disc summary::-webkit-details-marker{display:none}.lu-disc summary:before{content:"+";font-size:11px}.lu-disc[open] summary:before{content:"−"}.lu-disc summary:hover{color:var(--muted)}.lu-disc summary:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:3px}.lu-disc p{max-width:52ch;margin:6px 0 0;line-height:1.55}.lu .arrow{width:1em;height:1em}.lu .arrow path{stroke:currentColor;stroke-width:1.8px;fill:none;stroke-linecap:round;stroke-linejoin:round}.lu-btn{margin-top:12px}.lu--inline{margin:4px 0;display:inline}.lu--inline .lu-inline-text{font-size:inherit;color:inherit;margin:0;display:inline}.lu--inline .lu-inline-link{color:var(--link);text-underline-offset:3px;font-weight:550;text-decoration-thickness:1px}.lu--inline .lu-inline-link:hover{color:#17537b}.lu--inline .lu-disc{margin-left:8px}.lu--button .lu-btn{margin-top:0}.lu--button .lu-disc{margin-top:10px}.lu--card,.lu--box{border:1px solid var(--hairline);background:var(--surface);border-radius:10px;padding:22px;transition:box-shadow .2s}.lu--card:hover,.lu--box:hover{box-shadow:0 2px 8px #0000000a}.lu-card-title{font:600 16.5px/1.3 var(--sans);letter-spacing:-.01em;margin:0 0 6px}.lu-card-note{color:var(--muted);margin:0;font-size:13.5px}.lu--card .lu-disc,.lu--box .lu-disc{margin-top:14px}.lu--box{border-top:2px solid var(--ink)}.lu-box-kicker{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--pale-green-fg);margin:0 0 10px;font-size:10.5px}.lu--banner{border:1px solid var(--hairline);background:var(--surface);border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:18px 22px;display:flex}.lu-banner-copy{flex-direction:column;gap:2px;display:flex}.lu-banner-copy strong{font:600 15.5px/1.3 var(--sans);letter-spacing:-.01em}.lu-banner-copy span{color:var(--muted);font-size:13px}.lu--banner .lu-btn{margin:0}.lu--banner .lu-disc{flex-basis:100%}@media (width<=720px){.lu--banner{flex-direction:column;align-items:flex-start}}footer{border-top:1px solid var(--hairline);font-family:var(--mono);color:var(--muted);padding:36px 0 44px;font-size:11.5px}footer .cols{grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:28px;display:grid}footer .f-brand{font-family:var(--display);color:var(--ink);margin-bottom:10px;font-size:24px}footer p{font-family:var(--sans);max-width:44ch;margin:0 0 6px;font-size:12.5px;line-height:1.65}footer h4{font:600 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink);margin:0 0 12px}footer ul{margin:0;padding:0;list-style:none}footer ul li{margin-bottom:8px}footer ul a{color:var(--muted);text-decoration:none}footer ul a:hover{color:var(--ink);text-underline-offset:3px;text-decoration:underline}footer .baseline{border-top:1px solid var(--hairline);letter-spacing:.04em;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-top:20px;display:flex}footer .baseline .disc{max-width:62ch;font-size:10.5px;line-height:1.6}.reveal{animation:.6s cubic-bezier(.16,1,.3,1) both a4u-enter}@keyframes a4u-enter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal,.briefs .briefs-label .pulse{animation:none}}@media (width<=960px){.lead-grid{grid-template-columns:1fr;gap:32px}.tool-cards,footer .cols{grid-template-columns:1fr 1fr}}@media (width<=720px){.wrap{padding:0 20px}.feed{grid-template-columns:1fr}.feed-card:nth-child(2n){border-left:none;padding-left:0}.feed-card{padding-right:0}.tool-cards,.dir-grid{grid-template-columns:1fr}footer .cols{grid-template-columns:1fr;gap:28px}.masthead .top{flex-direction:column;align-items:flex-start;gap:8px}.masthead .meta{text-align:left}.briefs-inner{flex-direction:column;gap:0}.briefs .briefs-label{border-right:none;border-bottom:1px solid var(--hairline);margin-right:0;padding:12px 0}.briefs-track{padding-bottom:12px}.hero{padding:48px 0 40px}}