@charset "UTF-8";
:root{color-scheme:dark;--bg:#101214;--surface:#14181b;--line:#2a3035;--text:#f0f2f3;--muted:#a0a8af;--blue:#19ade5;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased;border-top:3px solid var(--blue)}a{color:inherit;text-decoration:none}a:focus-visible{outline:2px solid var(--blue);outline-offset:7px}::selection{background:var(--blue);color:var(--bg)}.page{max-width:1440px;margin:auto;padding:0 64px}.skip-link{position:absolute;top:-80px;left:24px;background:var(--blue);color:var(--bg);padding:12px;z-index:2}.skip-link:focus{top:12px}header{height:106px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.wordmark{display:flex;align-items:center;font-size:28px;font-weight:700;letter-spacing:-1.3px}.wordmark-dot{color:var(--blue)}.mark{font-family:var(--mono);font-size:24px;line-height:30px;width:31px;color:var(--blue);border:1px solid var(--blue);margin-right:12px;text-align:center;letter-spacing:-3px;padding-right:3px}nav{display:flex;gap:36px;font-family:var(--mono);font-size:13px}nav span{color:var(--blue);padding-left:8px}nav a:hover,footer a:hover{color:var(--blue)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;padding:94px 0 88px}.eyebrow{font:12px/1.6 var(--mono);letter-spacing:1.4px;color:var(--muted);margin:0 0 29px}.eyebrow>span{color:var(--blue);margin-right:8px}h1{font-size:clamp(68px,7.3vw,106px);line-height:.99;letter-spacing:-6px;font-weight:500;margin:0 0 31px}h1>span{color:var(--blue)}.intro{font-size:25px;line-height:1.4;letter-spacing:-.6px;margin:0 0 20px}.hero-description{max-width:430px;font-size:16px;line-height:1.75;color:var(--muted);margin:0}.primary-link{display:inline-flex;gap:34px;align-items:center;background:var(--blue);color:#08151c;font:14px/1.4 var(--mono);padding:17px 20px;margin-top:31px;border:1px solid var(--blue);transition:background .2s}.primary-link:hover{background:#6acff6}.primary-link span{font-size:19px}.composition{min-width:0;border:1px solid var(--line);background:#111518;margin-top:20px}.diagram-top,.diagram-bottom{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;font:10px/1.5 var(--mono);letter-spacing:.7px;color:var(--muted)}.diagram-top{border-bottom:1px solid var(--line)}.diagram-bottom{border-top:1px solid var(--line)}.diagram-symbol{color:var(--blue);font-size:16px}.diagram-field{position:relative;aspect-ratio:1.14;display:grid;place-items:center;background-image:radial-gradient(#2d353c .7px,transparent .7px);background-size:18px 18px;overflow:hidden}.assembly{position:relative;width:72%;aspect-ratio:1;display:grid;grid-template-columns:1fr 1fr;gap:22px;transform:rotate(-8deg);z-index:1}.module{position:relative;border:1px solid #52606b;background:#161d22;display:grid;place-items:center;box-shadow:5px 6px 0 #0b0e11,6px 7px 0 #303a41}.module-two{border-color:var(--blue);background:#102d3a;box-shadow:5px 6px 0 #0b0e11,6px 7px 0 #1487b0}.module-id{position:absolute;left:10px;top:9px;font:10px var(--mono);color:var(--muted)}.module-label{position:absolute;bottom:10px;left:10px;font:8px var(--mono);letter-spacing:.4px;color:var(--muted)}.module-core{width:45%;aspect-ratio:1;border:1px solid #55616c;position:relative;background:repeating-linear-gradient(90deg,transparent 0,transparent 5px,#303b43 5px,#303b43 6px)}.module-core:after{content:"";position:absolute;inset:6px;border:1px solid #697681;background:#182128}.module-two .module-core{border-color:var(--blue);background:repeating-linear-gradient(90deg,transparent 0,transparent 5px,#197698 5px,#197698 6px)}.module-two .module-core:after{background:#164257;border-color:var(--blue)}.module-two .module-id,.module-two .module-label{color:#71d4fc}.axis{position:absolute;background:#2c4957}.axis-horizontal{height:1px;width:100%;top:50%;transform:rotate(-8deg)}.axis-vertical{width:1px;height:130%;left:50%;transform:rotate(-8deg)}.coordinate{position:absolute;color:#74818a;font:16px var(--mono)}.coordinate-top{left:15px;top:11px}.coordinate-bottom{right:15px;bottom:11px}.approach{border-top:1px solid var(--line);padding:70px 0 77px;display:grid;grid-template-columns:1fr 1.25fr;gap:100px}.section-intro .eyebrow{margin-bottom:22px}h2{font-size:38px;line-height:1.16;letter-spacing:-1.4px;font-weight:400;margin:0 0 24px}.section-intro>p:last-child{max-width:340px;color:var(--muted);font-size:16px;line-height:1.75;margin:0}.principles article{display:grid;grid-template-columns:27px 1fr 26px;gap:20px;padding:25px 0;border-bottom:1px solid var(--line)}.principles article:first-child{padding-top:0}.principles article:last-child{border-bottom:0;padding-bottom:0}.principle-index{color:var(--blue);font:12px/1.7 var(--mono)}h3{font-size:19px;font-weight:400;letter-spacing:-.3px;margin:0 0 10px}.principles p{font-size:15px;color:var(--muted);line-height:1.7;margin:0}.principle-symbol{font:18px var(--mono);color:#69767f;text-align:right}.architecture{padding:57px 0 63px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.25fr;gap:100px}.architecture h2{margin:0}.architecture h2 span{color:var(--muted)}.architecture .eyebrow{margin-bottom:22px}.architecture-copy{padding-top:4px}.architecture-copy>p{font-size:16px;color:var(--muted);line-height:1.75;margin:0 0 16px;max-width:460px}.terminal-line{display:flex;align-items:center;gap:12px;font:12px/1.7 var(--mono);margin-top:26px;color:#c2cbd0}.terminal-line>span:first-child{color:var(--blue)}.cursor{height:14px;width:7px;background:var(--blue)}footer{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 0 32px;font:11px/1.5 var(--mono);color:var(--muted)}.footer-brand{font-family:Arial,Helvetica,sans-serif;font-weight:700;font-size:20px;letter-spacing:-.8px;color:var(--text)}footer>span{letter-spacing:1.2px}footer>a:last-child{font-size:12px}footer>a:last-child span{color:var(--blue);margin-left:10px}
@media(min-width:1450px){.hero{padding-top:115px;padding-bottom:110px}}
@media(max-width:1050px){.page{padding:0 36px}.hero{gap:35px}h1{font-size:78px}.approach,.architecture{gap:55px}.assembly{gap:17px}.diagram-top,.diagram-bottom{font-size:9px;padding:14px}.module-label{font-size:7px;left:7px}.module-id{left:7px}.intro{font-size:23px}}
@media(max-width:760px){.page{padding:0 24px}header{height:84px}nav{gap:18px;font-size:12px}nav span{display:none}.wordmark{font-size:24px}.mark{width:27px;line-height:26px;font-size:21px;margin-right:8px}.hero{grid-template-columns:1fr;padding:58px 0;gap:36px}.eyebrow{font-size:11px;letter-spacing:1px}h1{font-size:clamp(65px,13vw,90px);letter-spacing:-4px}.hero-description{max-width:500px}.composition{max-width:500px;width:100%;margin:0 auto}.diagram-field{aspect-ratio:1.3}.assembly{width:64%}.module-label{font-size:8px;left:10px}.diagram-top,.diagram-bottom{font-size:10px;padding:16px}.approach,.architecture{grid-template-columns:1fr;padding:44px 0;gap:34px}.section-intro>p:last-child{max-width:480px}h2{font-size:34px}.principles article{gap:16px}.architecture-copy>p{max-width:500px}footer{flex-wrap:wrap}footer>span{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Contact */
.contact{display:grid;grid-template-columns:1fr 1.25fr;gap:100px;border-top:1px solid var(--line);padding:64px 0 72px}
.contact-intro .eyebrow{margin-bottom:22px}
.contact-intro>p:not(.eyebrow){font-size:16px;line-height:1.75;color:var(--muted);margin:0 0 23px}
.contact-email{display:inline-block;color:var(--blue);font:14px/1.8 var(--mono);overflow-wrap:anywhere}
.contact-email:hover{text-decoration:underline;text-underline-offset:5px}
.contact-email span{margin-left:10px}
.contact-form{min-width:0}
.contact-fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:10px;margin-bottom:22px;min-width:0}
.field label{font:14px/1.5 var(--mono);color:var(--text)}
.field input,.field textarea{width:100%;border:1px solid #46515a;border-radius:0;padding:13px 14px;background:var(--surface);color:var(--text);font:16px/1.5 Arial,Helvetica,sans-serif}
.field textarea{resize:vertical;min-height:150px}
.field input:focus,.field textarea:focus{outline:2px solid var(--blue);outline-offset:2px;border-color:var(--blue)}
.contact-note{color:var(--muted);font-size:14px;line-height:1.6;margin:0}
.contact-form .primary-link{cursor:pointer;margin-top:21px}
.contact-form .primary-link:focus-visible{outline:2px solid var(--blue);outline-offset:5px}
#contact-status:not(:empty){margin-top:18px}
@media(max-width:1050px){.contact{gap:55px}}
@media(max-width:760px){.contact{grid-template-columns:1fr;gap:32px;padding:44px 0}.contact-fields{grid-template-columns:1fr;gap:0}header{height:auto;min-height:84px;padding:22px 0;flex-wrap:wrap;gap:22px}nav{flex-wrap:wrap}}

/* Static language pages share the same layout and assets. */
header{gap:24px}
header>nav{margin-left:auto}
.language-menu{position:relative;flex-shrink:0;font:13px/1.5 var(--mono)}
.language-menu summary{cursor:pointer;color:var(--muted);padding:10px 0 10px 14px;border-left:1px solid var(--line)}
.language-menu summary:hover{color:var(--blue)}
.language-menu summary:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
.language-options{position:absolute;right:0;top:100%;z-index:5;display:grid;gap:0;min-width:170px;padding:8px;background:var(--surface);border:1px solid var(--line);box-shadow:0 12px 30px #0006}
.language-options a{padding:10px 12px;font-size:14px}
.language-options a:hover,.language-options a[aria-current="page"]{color:var(--blue);background:#19303c}
html:not([lang="en"]) h1{font-size:clamp(42px,4.6vw,66px);line-height:1.3;letter-spacing:-1px;overflow-wrap:anywhere}
html:not([lang="en"]) h2{font-size:32px;line-height:1.45;letter-spacing:0}
html[lang="ko"] h1,html[lang="ko"] h2{word-break:keep-all;overflow-wrap:anywhere}
html:not([lang="en"]) .eyebrow{letter-spacing:.7px}
@media(max-width:1050px){header>nav{gap:20px}header{gap:20px}}
@media(max-width:760px){header{display:grid;grid-template-columns:1fr auto;gap:16px}header>.wordmark{grid-column:1;grid-row:1}header>.language-menu{grid-column:2;grid-row:1}header>nav{grid-column:1/-1;grid-row:2;margin:0;gap:24px}html:not([lang="en"]) h1{font-size:clamp(38px,8vw,58px)}html:not([lang="en"]) h2{font-size:29px}}