:root{--ink:#121212;--ink2:#3d3d3d;--muted:#4a4a4a;--sub:#595959;--line:#e6e6e3;--line2:#ececea;--soft:#f7f7f5;--dark:#121212;--dark2:#0f0f0f}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--ink);font-family:"Barlow",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1248px;margin:0 auto;padding:0 24px}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace}
.eyebrow{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--sub)}
.h2{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:clamp(36px,4.1vw,56px);line-height:1.02;letter-spacing:-.005em}
.lead{margin:0;font-size:17px;line-height:1.6;color:var(--muted)}
.btn{display:inline-block;text-decoration:none;font-size:16px;font-weight:500;padding:16px 28px;border-radius:999px;text-align:center}
.btn--dark{background:var(--ink);color:#fff}.btn--dark:hover{background:#2a2a2a;color:#fff}
.btn--line{border:1px solid #cfcfcb;color:var(--ink);padding:15px 27px}.btn--line:hover{border-color:var(--ink)}
a:focus-visible,summary:focus-visible{outline:2px solid currentColor;outline-offset:3px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;z-index:10}.skip:focus{left:8px}

/* header */
.hdr{height:88px;border-bottom:1px solid var(--line2);background:#fff;position:relative;z-index:5}
.hdr .wrap{height:100%;display:flex;align-items:center;justify-content:space-between}
.hdr__logo img{height:26px;width:auto}
.nav{display:flex;align-items:center;gap:40px;font-size:15px}
.nav a{text-decoration:none;color:var(--ink2)}.nav a:hover{color:var(--ink)}
.nav .btn{padding:12px 20px;font-size:15px;color:#fff}
.menu{display:none;position:relative}
.menu summary{list-style:none;width:44px;height:44px;border-radius:999px;border:1px solid #dcdcd8;display:flex;align-items:center;justify-content:center;cursor:pointer}
.menu summary::-webkit-details-marker{display:none}
.menu .i-close{display:none}.menu[open] .i-close{display:block}.menu[open] .i-open{display:none}
.menu__panel{position:absolute;right:-20px;top:54px;width:100vw;max-width:390px;background:#fff;border-bottom:1px solid var(--line2);box-shadow:0 24px 40px rgba(0,0,0,.08);padding:8px 20px 28px;display:flex;flex-direction:column}
.menu__panel a{text-decoration:none;font-family:"Barlow Condensed",sans-serif;font-weight:500;font-size:28px;padding:14px 0;border-bottom:1px solid var(--line2);color:var(--ink)}
.hdr--dark .menu summary{border-color:#3a3a3a}
.hdr--dark .menu__panel{background:#0f0f0f;border-bottom-color:#262626}
.hdr--dark .menu__panel a{color:#fff;border-bottom-color:#262626}
.hdr--dark .menu__panel .btn{background:#fff;color:#0f0f0f}
.menu__panel .btn{margin-top:24px;font-family:"Barlow",sans-serif;font-size:16px;border:0;color:#fff}
.hdr--dark{background:var(--dark2);border-bottom-color:#262626;color:#fff}
.hdr--dark .hdr__logo img{filter:invert(1);height:24px}
.hdr--dark .nav a{color:#b3b3ae}.hdr--dark .nav a:hover,.hdr--dark .nav a[aria-current]{color:#fff}
.hdr--dark .nav a[aria-current]{border-bottom:1px solid #fff;padding-bottom:4px}
.hdr--dark .nav .btn{background:#fff;color:var(--dark2)}

/* hero */
.hero{padding:64px 0 72px;text-align:center}
.hero .wrap{display:flex;flex-direction:column;align-items:center}
.hero__logo{width:920px;max-width:100%;margin-bottom:36px}
.hero .eyebrow{margin-bottom:22px}
.hero h1{margin:0 0 22px;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:clamp(46px,5.2vw,64px);line-height:1.04;letter-spacing:-.005em;max-width:900px}
.hero p{margin:0 0 40px;font-size:20px;line-height:1.55;color:var(--muted);max-width:700px}
.hero__ctas{display:flex;gap:14px}
.caps{list-style:none;margin:56px 0 0;padding:22px 0 0;display:flex;gap:44px;border-top:1px solid var(--line2);font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink2)}
.caps li{display:flex;align-items:center;gap:10px}

/* section frame */
.sec{padding:104px 0}
.sec--line{border-top:1px solid var(--line2)}
.sec--soft{background:var(--soft);border-top:1px solid var(--line2)}
.sec__head{display:flex;justify-content:space-between;align-items:flex-end;gap:64px;margin-bottom:56px}
.sec__head>div{display:flex;flex-direction:column;gap:16px}
.sec__head .lead{max-width:420px}

/* products */
.pgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.pcard{border:1px solid var(--line);border-radius:20px;padding:40px;display:flex;flex-direction:column;gap:22px;background:#fff;min-width:0}
.pcard__top{display:flex;justify-content:space-between;align-items:center}
.tag{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--sub)}
.pill{font-family:"IBM Plex Mono",monospace;font-size:12px;padding:6px 12px;border-radius:999px;background:var(--ink);color:#fff}
.pill--line{background:none;color:var(--ink);border:1px solid var(--ink);padding:5px 11px}
.pcard h3{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:400;font-size:64px;line-height:1;letter-spacing:-.005em}
.pcard h3 b{font-weight:700}
.checks{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.checks li{display:flex;gap:12px;font-size:16px;line-height:1.5}
.checks svg{flex-shrink:0;margin-top:4px}
.checks strong{font-weight:500}
.pmeta{font-family:"IBM Plex Mono",monospace;font-size:12px;line-height:1.6;color:var(--sub);border-top:1px solid var(--line2);padding-top:16px}
.demo{background:var(--soft);border-radius:12px;padding:18px 22px;display:flex;align-items:center;gap:14px;font-family:"Heebo",sans-serif;font-size:20px}
.demo--live{flex-direction:column;align-items:stretch;gap:8px;padding:14px 22px}
.bars{height:36px;display:flex;align-items:center;gap:3px;overflow:hidden;min-width:0}
.bars i{display:block;width:3px;border-radius:2px;flex-shrink:0}
.grey{color:#9a9a95}
.pcard .btn{align-self:flex-start;margin-top:6px}
.next{border-top:1px solid var(--line);margin-top:56px;padding-top:44px;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;align-items:center}
.next__intro{grid-column:span 4;display:flex;flex-direction:column;gap:16px}
.next__intro h3{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:500;font-size:36px;line-height:1.05}
.next__intro p{margin:0;font-size:16px;line-height:1.6;color:var(--muted)}
.next__intro a{align-self:flex-start;font-size:15px;font-weight:500;margin-top:4px}
.next__items{grid-column:6 / span 7;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.next__item{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-direction:column;gap:12px}
.next__item .tag{display:flex;justify-content:space-between;align-items:center;letter-spacing:.08em}
.next__name{font-family:"Barlow Condensed",sans-serif;font-size:28px;line-height:1.05}
.next__item p{margin:0;font-size:14px;line-height:1.5;color:var(--sub)}

/* technology (dark) */
.tech{background:var(--dark);color:#fff}
.tech .eyebrow{color:#b3b3ae}.tech .lead{color:#c9c9c4;max-width:440px}
.egrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.ecard{text-decoration:none;color:#fff;background:#191919;border:1px solid #2e2e2e;border-radius:22px;padding:32px;display:flex;flex-direction:column;gap:22px;transition:border-color .2s}
.ecard:hover{border-color:#5a5a5a;color:#fff}
.ecard__top{display:flex;justify-content:space-between;align-items:center;font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#b3b3ae}
.ecard__top span:last-child{color:#fff;font-size:16px}
.ecard__art{border-top:1px solid #2e2e2e;border-bottom:1px solid #2e2e2e;padding:18px 0}
.ecard__art svg{display:block;width:100%;height:auto}
.ecard__art .v{display:none;max-width:340px;margin:0 auto}
.ecard__title{font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:36px;line-height:1}
.ecard p{margin:0;font-size:16px;line-height:1.6;color:#c9c9c4}
.ecard__cta{font-size:15px;font-weight:500;text-decoration:underline;text-underline-offset:5px;margin-top:auto}

/* privacy by design */
.split{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;align-items:start}
.split__intro{grid-column:span 4;display:flex;flex-direction:column;gap:16px}
.split__intro .h2{font-size:clamp(36px,3.6vw,48px);line-height:1.05}
.split__intro a{align-self:flex-start;font-size:15px;font-weight:500;margin-top:8px}
.facts{grid-column:6 / span 7;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:40px;row-gap:44px}
.fact{border-top:1px solid var(--line);padding-top:24px;display:flex;flex-direction:column;gap:12px}
.fact h3{margin:4px 0 0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:26px;line-height:1.1}
.fact p{margin:0;font-size:16px;line-height:1.6;color:var(--muted)}

/* about */
.about__intro{grid-column:span 5}
.founders{grid-column:7 / span 6;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.founder{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:20px}
.founder__ph{height:220px;border-radius:10px;background:var(--line2);display:flex;align-items:center;justify-content:center;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:56px;color:#8a8a86}
.founder__name{font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:24px}
.founder__role{font-size:15px;color:var(--sub)}
.founder a{font-size:15px;font-weight:500;display:inline-flex;align-items:center;gap:8px}

/* contact */
.contact{padding:104px 0;text-align:center}
.contact .wrap{display:flex;flex-direction:column;align-items:center;gap:24px}
.contact .h2{max-width:820px}
.contact__mail{font-family:"Barlow Condensed",sans-serif;font-weight:500;font-size:28px;text-underline-offset:8px;text-decoration-thickness:1px}
.contact__tags{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 28px;font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--sub)}

/* footer */
.ftr{border-top:1px solid var(--line);padding:72px 0 48px}
.ftr__grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;row-gap:32px}
.ftr__brand{grid-column:span 4;display:flex;flex-direction:column;gap:18px}
.ftr__brand img{height:28px;width:auto;align-self:flex-start}
.ftr__brand p{margin:0;font-size:16px;line-height:1.6;color:var(--muted);max-width:320px}
.ftr__col{grid-column:span 2;display:flex;flex-direction:column;gap:12px;font-size:15px}
.ftr__col a{text-decoration:none}.ftr__col a:hover{text-decoration:underline}
.ftr__lab{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--sub);margin-bottom:6px}
.ftr__base{display:flex;justify-content:space-between;gap:16px;margin-top:64px;padding-top:24px;border-top:1px solid var(--line2);font-size:14px;color:var(--sub)}
.ftr--dark{background:var(--dark2);color:#fff;border-top-color:#262626}
.ftr--dark .ftr__brand img{filter:invert(1)}
.ftr--dark .ftr__brand p,.ftr--dark .ftr__base,.ftr--dark .ftr__lab{color:#8a8a86}
.ftr--dark .ftr__base{border-top-color:#262626}

/* engine pages (dark) */
.dark{background:var(--dark2);color:#fff}
.ehero{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;align-items:end;padding:80px 0 56px}
.ehero__main{grid-column:span 8;display:flex;flex-direction:column;gap:22px}
.ehero .eyebrow{color:#b3b3ae}
.ehero h1{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:clamp(46px,6.2vw,80px);line-height:.98;letter-spacing:-.005em}
.ehero p{margin:0;font-size:19px;line-height:1.6;color:#c9c9c4;max-width:660px}
.chips{grid-column:10 / span 3;list-style:none;margin:0;padding:0;border-top:1px solid #262626}
.chips li{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid #262626;font-family:"IBM Plex Mono",monospace;font-size:13px;line-height:1.4;letter-spacing:.06em;text-transform:uppercase;color:#e6e6e3}
.chips li::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;flex:none}
.estage{margin:0 0 40px;padding:0}
.estage svg{display:block;width:100%;height:auto}
.estage--v{display:none;max-width:420px;margin:0 auto 32px}
.esteps{list-style:none;margin:0;padding:8px 0 88px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid #262626}
.esteps li{display:flex;flex-direction:column;gap:12px;padding:28px 24px 0}
.esteps li:first-child{padding-left:0}
.esteps li+li{border-left:1px solid #262626}
.esteps .n{font-family:"IBM Plex Mono",monospace;font-size:13px;color:#8a8a86}
.esteps h3{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:26px;line-height:1.05}
.esteps p{margin:0;font-size:15px;line-height:1.6;color:#b3b3ae}
.enext{display:flex;justify-content:space-between;gap:16px;padding:32px 0 56px;border-top:1px solid #262626;font-size:15px}
.enext a{text-decoration:none;color:#b3b3ae}.enext a:last-child{color:#fff}

/* legal */
.legal{padding:96px 0 120px}
.legal article{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:48px}
.legal header{display:flex;flex-direction:column;gap:18px}
.legal h1{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:clamp(44px,5vw,72px);line-height:1}
.legal header p{margin:0;font-size:19px;line-height:1.65;color:var(--ink2)}
.legal section{display:flex;flex-direction:column;gap:14px}
.legal h2{margin:0;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:28px;line-height:1.15}
.legal h2 span{font-family:"IBM Plex Mono",monospace;font-size:13px;font-weight:400;color:var(--sub);margin-right:14px}
.legal p,.legal ul{margin:0;font-size:17px;line-height:1.7;color:var(--ink2)}
.legal ul{padding-left:22px}.legal li{margin-bottom:6px}
.draft{background:#fff7e0;border:1px solid #f0dca0;color:#6b5200;border-radius:10px;padding:12px 16px;font-size:15px;line-height:1.5}

/* tablet */
@media (max-width:1023px){
  .nav a:not(.btn){display:none}
  .sec__head{flex-direction:column;align-items:flex-start;gap:20px}
  .pgrid,.egrid{grid-template-columns:minmax(0,1fr)}
  .next__intro,.next__items,.split__intro,.facts,.about__intro,.founders{grid-column:1 / -1}
  .next__items{margin-top:32px}.facts,.founders{margin-top:40px}
  .ftr__brand{grid-column:1 / -1}.ftr__col{grid-column:span 3}
  .ehero__main,.chips{grid-column:1 / -1}.chips{margin-top:32px}
  .esteps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:8px}
  .esteps li,.esteps li:first-child{padding:24px 24px 0 0}
  .esteps li+li{border-left:0}
}
/* mobile */
@media (max-width:719px){
  .wrap{padding:0 20px}
  .hdr{height:64px}.hdr__logo img{height:20px}.hdr--dark .hdr__logo img{height:20px}
  .nav{display:none}.menu{display:block}
  .hero{padding:40px 0 48px;text-align:left}.hero .wrap{align-items:stretch}
  .hero__logo{margin-bottom:28px}
  .hero .eyebrow{font-size:11px;margin-bottom:16px}
  .hero h1{font-size:46px;line-height:1.02;margin-bottom:18px}
  .hero p{font-size:17px;margin-bottom:28px}
  .hero__ctas{flex-direction:column;gap:12px}
  .caps{flex-direction:column;gap:0;margin-top:36px;padding:0;border-bottom:1px solid var(--line2)}
  .caps li{padding:12px 0;border-top:1px solid var(--line2)}.caps li:first-child{border-top:0}
  .sec,.contact{padding:56px 0}
  .sec__head{margin-bottom:28px}
  .eyebrow{font-size:11px}
  .h2{font-size:38px;line-height:1.04}
  .lead{font-size:16px}
  .pcard{padding:24px 20px;gap:18px;border-radius:18px}
  .pcard h3{font-size:52px}
  .checks li{font-size:15px;gap:10px}
  .pmeta,.tag,.pill{font-size:11px}
  .demo{font-size:16px;padding:14px 16px;gap:10px}
  .demo--live div[lang]{font-size:17px}
  .pcard .btn{align-self:stretch}
  .next{margin-top:28px;padding-top:28px}
  .next__intro h3{font-size:32px}
  .next__items{grid-template-columns:minmax(0,1fr);gap:18px;margin-top:20px}
  .next__name{font-size:26px}
  .ecard{padding:22px 20px 24px;gap:18px;border-radius:20px}
  .ecard__art .h{display:none}.ecard__art .v{display:block}
  .ecard__title{font-size:32px}.ecard p{font-size:15px}
  .facts{grid-template-columns:minmax(0,1fr);row-gap:22px;margin-top:28px}
  .fact{flex-direction:row;gap:16px;padding-top:18px}.fact svg{flex-shrink:0;width:26px;height:26px}
  .fact h3{margin:0;font-size:24px}.fact p{font-size:15px}
  .founders{gap:12px;margin-top:28px}
  .founder{padding:14px;gap:12px;border-radius:14px}
  .founder__ph{height:150px;font-size:44px}
  .founder__name{font-size:22px}.founder__role,.founder a{font-size:14px}
  .contact__mail{font-size:24px}.contact__tags{flex-direction:column;gap:6px;font-size:12px}
  .ftr{padding:48px 0 32px}
  .ftr__col{grid-column:span 6}
  .ftr__base{flex-direction:column;gap:6px;margin-top:40px;font-size:13px}
  .ehero{padding:40px 0 32px}
  .ehero .eyebrow{font-size:11px}
  .ehero h1{font-size:50px}
  .ehero p{font-size:17px}
  .chips{margin-top:8px}.chips li{font-size:12px;padding:12px 0}
  .estage--h{display:none}.estage--v{display:block}
  .esteps{grid-template-columns:1fr;padding-bottom:40px}
  .esteps li,.esteps li:first-child{padding:18px 0 0;border-left:0}
  .esteps h3{font-size:24px}
  .legal{padding:40px 0 64px}.legal article{gap:36px}
  .legal header p{font-size:17px}.legal h2{font-size:24px}
  .legal p,.legal ul{font-size:16px;line-height:1.65}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}