/* TXKPRO UI build gate: official logos/Heroicons only; semantic tokens; accessible responsive layouts. */
:root{color-scheme:light;--paper:#fbfbf8;--panel:#fff;--soft:#f4f4f1;--ink:#111;--muted:#626262;--line:#dedede;--accent:#1173d4;--accent-text:#fff;--grid:rgba(0,0,0,.027);--shadow:0 18px 50px rgba(0,0,0,.06);--max:1180px}
:root[data-theme=dark]{color-scheme:dark;--paper:#111;--panel:#191919;--soft:#232323;--ink:#f7f7f5;--muted:#bcbcbc;--line:#3b3b3b;--grid:rgba(255,255,255,.035);--shadow:0 18px 50px rgba(0,0,0,.2)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),var(--paper);background-size:28px 28px;font:16px/1.6 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto}svg{width:20px;height:20px;flex:none}p{margin:0 0 1.2em}h1,h2,h3{line-height:1.08;letter-spacing:-.055em;margin:0 0 .65em}h1{font-size:clamp(2.7rem,6vw,5.2rem);font-weight:800}h2{font-size:clamp(2rem,3.8vw,3rem)}h3{font-size:1.3rem;letter-spacing:-.035em}ul{padding-left:1.2rem}.shell{width:min(var(--max),calc(100% - 48px));margin:auto}.skip{position:absolute;top:-100px;left:16px;background:var(--ink);color:var(--paper);padding:12px;z-index:100}.skip:focus{top:12px}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}.nav{min-height:90px;display:flex;align-items:center;gap:24px;justify-content:space-between}.brand{display:flex;align-items:center;gap:14px;flex-shrink:0}.brand img{width:122px;display:block}.brand span{font-size:12px;text-transform:uppercase;letter-spacing:.09em;border-left:1px solid var(--line);padding-left:14px}.brand .logo-light{display:block}.brand .logo-dark{display:none}:root[data-theme=dark] .brand .logo-dark{display:block}:root[data-theme=dark] .brand .logo-light{display:none}.links{display:flex;align-items:center;gap:23px;font-size:13px;font-weight:650}.actions{display:flex;align-items:center;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:13px 20px;background:var(--ink);color:var(--paper);border:1px solid var(--ink);border-radius:9px;font-weight:650;font-size:14px;line-height:1.25;text-align:center}.button:hover{text-decoration:none;opacity:.88}.button.blue{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.button.secondary{background:var(--panel);color:var(--ink);border-color:var(--line)}.button.small{min-height:40px;padding:10px 14px;font-size:12px}.icon-button{border:1px solid var(--line);background:var(--panel);color:var(--ink);width:42px;height:42px;display:grid;place-items:center;border-radius:9px}.menu-toggle{display:none}.hero{padding:92px 0 76px}.hero-grid{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:70px}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.16em;font-weight:750;margin-bottom:25px;display:flex;align-items:center;gap:10px}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}.accent{color:var(--accent)}.lede{font-size:18px;line-height:1.75;color:var(--muted);max-width:620px}.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.note{color:var(--muted);font-size:12px;margin:20px 0 0;max-width:520px}.board{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:var(--shadow);position:relative}.board:before{content:"";position:absolute;z-index:-1;inset:-14px 15px 15px -14px;border:1px solid var(--line);border-radius:25px}.board-label{display:flex;justify-content:space-between;gap:16px;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:23px}.board h2{font-size:28px;letter-spacing:-.04em}.journey{list-style:none;padding:0;margin:30px 0 0}.journey li{display:grid;grid-template-columns:38px 1fr;gap:13px;padding:18px 0;border-top:1px solid var(--line)}.number{color:var(--accent);font-size:12px;font-weight:750;padding-top:2px}.journey strong{font-size:16px}.journey p{color:var(--muted);font-size:12px;margin:4px 0 0}.project-card{border:1px solid var(--line);border-radius:14px;background:var(--soft);padding:20px;margin:22px 0}.project-card h3{font-size:23px}.tag{display:inline-block;background:var(--panel);border:1px solid var(--line);padding:4px 9px;border-radius:5px;font-size:10px;font-weight:650;margin:0 4px 4px 0}.project-card p{font-size:13px;color:var(--muted)}.project-status{font-size:11px;color:var(--muted);display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:14px;margin-top:14px}.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel)}.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding:27px 0}.principles strong{font-size:13px}.principles p{margin:5px 0 0;color:var(--muted);font-size:12px}.section{padding:90px 0}.section.soft{background:var(--soft);border-block:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:38px}.section-head p{max-width:400px;color:var(--muted);font-size:15px}.section-head h2{max-width:610px;margin:0}.kicker{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-bottom:14px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--panel);display:flex;flex-direction:column;align-items:start}.card .index{font-size:11px;color:var(--accent);margin-bottom:35px;font-weight:750}.card p{font-size:14px;color:var(--muted)}.card a{font-weight:650;font-size:13px;margin-top:auto;display:inline-flex;align-items:center;gap:10px}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.checklist{list-style:none;padding:0}.checklist li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}.checklist svg{color:var(--accent);margin-top:2px}.callout{background:var(--ink);color:var(--paper);border-radius:22px;padding:50px;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}.callout h2{font-size:37px;max-width:650px}.callout p{opacity:.8;font-size:15px;max-width:630px}.callout .button{background:var(--paper);color:var(--ink);border-color:var(--paper)}.callout .button.secondary{background:transparent;color:var(--paper);border-color:var(--muted)}.faqs{max-width:850px;margin:auto}.faqs details{border-bottom:1px solid var(--line);padding:22px 0}.faqs summary{font-size:17px;font-weight:650;cursor:pointer;padding-right:15px}.faqs p{padding:18px 0 0;color:var(--muted);font-size:15px;max-width:750px}.footer{padding:56px 0 25px;background:var(--panel);border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}.footer p{font-size:12px;color:var(--muted);max-width:300px;margin-top:22px}.footer h3{font-size:12px;letter-spacing:0;margin-bottom:18px}.footer ul{list-style:none;margin:0;padding:0}.footer li{font-size:12px;color:var(--muted);margin:11px 0}.footer-bottom{border-top:1px solid var(--line);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}.footer-bottom div{display:flex;gap:18px}.page-hero{padding:80px 0 45px;max-width:900px}.page-hero h1{font-size:clamp(2.8rem,5vw,4.5rem)}.prose{max-width:850px;padding:0 0 70px}.prose h2{font-size:27px;margin-top:40px}.prose h3{margin-top:30px}.prose p,.prose li{color:var(--muted);font-size:16px}.legal p{white-space:pre-line}.research{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:25px}.research iframe{width:100%;height:1700px;min-height:75vh;border:0;background:#fbfbf8;border-radius:10px}.research .note{margin-bottom:20px}.notice{border:1px solid var(--line);border-left:3px solid var(--accent);padding:22px;border-radius:10px;background:var(--panel);margin:25px 0}.mobile-menu{display:none}.theme-label{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}
@media(max-width:1060px){.links{gap:14px}.nav{gap:15px}.brand span{display:none}.hero-grid{gap:35px}.hero{padding-top:65px}.callout{gap:30px;padding:38px}.header .button.small{display:none}}
@media(max-width:760px){.shell{width:calc(100% - 36px)}.nav{min-height:74px}.brand img{width:115px}.menu-toggle{display:grid}.links{display:none}.mobile-menu.open{display:block;padding:12px 18px 22px;border-top:1px solid var(--line);background:var(--paper)}.mobile-menu a{display:block;padding:12px 0;font-size:14px}.hero-grid,.split{grid-template-columns:1fr;gap:45px}.hero{padding:50px 0 55px}.hero h1{max-width:590px}.board{padding:25px}.board:before{display:none}.principles{grid-template-columns:1fr 1fr;gap:22px}.section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:22px;max-width:100%}.cards{grid-template-columns:1fr}.card .index{margin-bottom:22px}.callout{grid-template-columns:1fr;gap:12px;padding:28px}.callout h2{font-size:30px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-bottom{flex-direction:column}.page-hero{padding-top:50px}.research{padding:12px}.research iframe{height:1800px}.cta-row .button{flex-grow:1}.hero .lede{font-size:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.interest-form{max-width:640px;margin:auto;gap:18px}.interest-form h2{font-size:28px}.interest-form label{display:grid;gap:8px;width:100%;font-size:14px;font-weight:600}.interest-form input:not([type=checkbox]),.interest-form select{width:100%;padding:13px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--panel);font:inherit}.interest-form .consent{display:flex;align-items:start;gap:12px;font-size:13px;font-weight:400}.interest-form [type=checkbox]{width:18px;height:18px;flex-shrink:0;margin-top:3px}.interest-form .honey{display:none}.interest-form [role=status]{font-size:14px;margin:0}.interest-form button:disabled{opacity:.55;cursor:not-allowed}