:root{
  --navy:#0a0a0a; --ink:#1a1a1a; --muted:#6b6b6b; --soft:#f4f4f4; --line:#e5e5e5;
  --blue:#2c7af5; --sky:#55a8e6; --royal:#3f6fe8; --white:#fff;
  --radius:20px;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font-family:"Plus Jakarta Sans",system-ui,sans-serif;color:var(--navy);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid #0a0a0a;outline-offset:3px}
.hero :focus-visible,header :focus-visible,.band :focus-visible,.final :focus-visible{outline-color:#fff}

/* header / nav */
header{position:absolute;inset:0 0 auto 0;z-index:20;border-bottom:1px solid rgba(255,255,255,.18)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:block;background:#fff;border-radius:14px;padding:6px 14px;box-shadow:0 6px 20px rgba(17,24,39,.12)}
.logo img{display:block;height:44px;width:auto}
nav>ul{display:flex;gap:30px;list-style:none;padding:0;color:#fff;font-size:15px;align-items:center}
nav>ul>li>a,nav>ul>li>button{opacity:.92;color:inherit;background:none;border:0;font:inherit;cursor:pointer;padding:8px 0;display:inline-flex;gap:6px;align-items:center}
nav>ul>li>a:hover,nav>ul>li>button:hover{opacity:1}
nav>ul>li>a[aria-current]{opacity:1;border-bottom:2px solid #fff}
.has-sub{position:relative}
.has-sub>a::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.sub{display:none;position:absolute;top:100%;left:-18px;min-width:250px;background:#fff;color:var(--navy);border-radius:16px;padding:10px;box-shadow:0 18px 50px rgba(17,24,39,.22);list-style:none;margin-top:6px}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}
.sub a{display:block;padding:10px 14px;border-radius:10px;font-size:15px}
.sub a:hover{background:var(--soft)}
.head-cta{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;width:46px;height:46px;border-radius:12px;border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.14);cursor:pointer;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{position:absolute;left:13px;width:18px;height:2px;background:#fff;border-radius:2px;content:"";transition:transform .2s}
.menu-btn span{top:22px}.menu-btn span::before{top:-6px;left:0}.menu-btn span::after{top:6px;left:0}
header.open .menu-btn span{background:transparent}
header.open .menu-btn span::before{transform:translateY(6px) rotate(45deg)}
header.open .menu-btn span::after{transform:translateY(-6px) rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:12px;font:500 15px "Plus Jakarta Sans",sans-serif;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-white{background:#fff;color:var(--navy);box-shadow:0 6px 20px rgba(17,24,39,.15)}
.btn-glass{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.35)}
.btn-glass:hover{background:rgba(255,255,255,.22)}
.btn-dark{background:var(--navy);color:#fff}
.btn-line{border-color:#cfcfcf;color:var(--navy);background:#fff}

/* hero */
.hero{background:linear-gradient(180deg,var(--sky) 0%,var(--royal) 100%);color:#fff;padding:168px 0 0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;width:700px;height:700px;right:-200px;top:-260px;background:radial-gradient(circle,rgba(255,255,255,.28),transparent 65%)}
.badge{display:inline-flex;gap:8px;align-items:center;background:#fff;color:var(--navy);font-size:13px;font-weight:500;padding:7px 14px;border-radius:999px;margin-bottom:26px}
.badge b{color:var(--blue);font-weight:600}
h1{font-weight:500;font-size:clamp(38px,5.6vw,66px);line-height:1.08;letter-spacing:-.025em;max-width:780px}
.lead{font-size:19px;max-width:560px;margin:24px 0 34px;opacity:.95}
.cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.cta span{font-size:14px;opacity:.85;margin-left:6px}

/* inner page hero */
.page-hero{background:linear-gradient(180deg,var(--sky) 0%,var(--royal) 100%);color:#fff;padding:150px 0 72px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;width:560px;height:560px;right:-160px;top:-240px;background:radial-gradient(circle,rgba(255,255,255,.26),transparent 65%)}
.page-hero .wrap{position:relative}
.page-hero h1{font-size:clamp(34px,4.6vw,54px);max-width:860px}
.page-hero .lead{margin:20px 0 0;max-width:640px}
.crumbs{font-size:14px;opacity:.9;margin-bottom:18px}
.crumbs a:hover{text-decoration:underline}
.meta{margin-top:20px;font-size:15px;opacity:.92;display:flex;gap:10px 18px;flex-wrap:wrap}

/* product frame */
.frame{margin-top:72px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);border-radius:26px 26px 0 0;padding:14px 14px 0;box-shadow:0 -10px 60px rgba(17,24,39,.12)}
.app{background:#fff;color:var(--navy);border-radius:16px 16px 0 0;display:grid;grid-template-columns:200px 1fr;min-height:360px;overflow:hidden}
.side{border-right:1px solid var(--line);padding:18px;font-size:13px;color:var(--muted);background:#fbfdff}
.side div{padding:9px 12px;border-radius:9px;margin-bottom:4px}
.side .on{background:var(--soft);color:var(--blue);font-weight:600}
.main{padding:26px 30px}
.main h3{font-weight:600;font-size:17px}
.main p.sub{font-size:13px;color:var(--muted);margin-bottom:18px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pane{border:1px solid var(--line);border-radius:12px;padding:16px;font-size:13.5px;min-height:170px}
.pane label{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
mark{background:#fde8e8;border-bottom:2px solid #e25555;color:inherit}
mark.g{background:#e3f6ea;border-color:#2fa45f}
.score{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;font-size:12px}
.score em{white-space:nowrap;font-style:normal;background:var(--soft);color:var(--blue);padding:4px 10px;border-radius:999px;font-weight:500}

/* sections */
section{padding:104px 0}
.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:14px}
h2{font-weight:500;font-size:clamp(30px,4vw,44px);line-height:1.15;letter-spacing:-.02em;max-width:640px}
.intro{color:var(--muted);font-size:18px;max-width:560px;margin-top:16px}
.logos{background:var(--soft);padding:34px 0}
.logos .wrap{display:flex;flex-wrap:wrap;gap:20px 56px;align-items:center;justify-content:space-between}
.logos p{font-size:13px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.logos a{display:block}
.logos img{display:block;width:auto;filter:grayscale(1);opacity:.7;transition:filter .2s,opacity .2s}
.logos a:hover img,.logos a:focus-visible img{filter:none;opacity:1}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:56px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column}
a.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.10);border-color:#bdbdbd}
.ico{width:46px;height:46px;border-radius:13px;background:#0a0a0a;display:grid;place-items:center;margin-bottom:22px;color:#fff;font-size:20px}
.card h3{font-weight:600;font-size:20px;letter-spacing:-.01em;margin-bottom:8px}
.card p{color:var(--muted);font-size:15.5px;flex:1}
.card .more{margin-top:22px;color:var(--navy);font-weight:500;font-size:15px}
.card .more::after{content:" →"}
a.card{color:inherit}

/* ELAN Libren band */
.band{background:var(--navy);color:#fff;border-radius:32px;padding:64px;display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;width:520px;height:520px;right:-140px;bottom:-240px;background:radial-gradient(circle,rgba(63,111,232,.55),transparent 65%)}
.band h2{max-width:none}
.band p{color:#b5b5b5;font-size:17px;margin:18px 0 30px;max-width:480px}
.lockup{background:#fff;border-radius:16px;padding:14px 20px;display:inline-block;margin-bottom:28px;position:relative;z-index:1}
.lockup img{display:block;height:44px;width:auto}
.feat{display:grid;gap:14px;position:relative;z-index:1}
.feat div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:20px 22px;display:flex;gap:16px;align-items:flex-start}
.feat strong{display:block;font-weight:600;font-size:16px}
.feat span{color:#b5b5b5;font-size:14.5px}
.feat i{font-style:normal;background:#fff;color:#0a0a0a;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex:none}

/* about + stats */
.about{background:var(--soft)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
.stat{background:#fff;border-radius:var(--radius);padding:28px;border:1px solid var(--line)}
.stat b{display:block;font-size:34px;font-weight:500;letter-spacing:-.02em;color:var(--navy)}
.stat span{color:var(--muted);font-size:15px}

/* final CTA */
.final{background:#0a0a0a;color:#fff;text-align:center;border-radius:32px;padding:80px 24px}
.final h2{margin:0 auto 14px}
.final p{opacity:.92;font-size:18px;margin-bottom:30px}

/* prose (inner pages) */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:start}
.prose{font-size:18px;line-height:1.75;color:#262626;max-width:760px}
.prose>*+*{margin-top:1.2em}
.prose h2{font-size:clamp(26px,3vw,34px);margin-top:2em;max-width:none;color:var(--navy)}
.prose h3{font-size:22px;font-weight:600;margin-top:1.8em;letter-spacing:-.01em}
.prose h4{font-size:18px;font-weight:600;margin-top:1.6em}
.prose h2:first-child,.prose h3:first-child{margin-top:0}
.prose a{color:var(--navy);text-decoration:underline;text-decoration-color:#9ec5ff;text-decoration-thickness:2px;text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--blue)}
.prose ul,.prose ol{padding-left:1.4em}
.prose li{margin-top:.5em}
.prose li p{margin:0}
.prose img{display:block;height:auto;border-radius:14px;margin:2em 0;border:1px solid var(--line)}
.prose figure{margin:2em 0;text-align:center}
.prose figure img{margin:0 auto;max-width:100%}
.prose figcaption{margin:.8em auto 0;max-width:640px;font-size:.85em;font-style:italic;color:var(--muted);line-height:1.5;overflow-wrap:anywhere}
.prose figcaption a{color:inherit}
.prose blockquote{border-left:4px solid var(--navy);padding:.2em 0 .2em 1.2em;color:#444}
.prose pre,.prose code{font-family:ui-monospace,Menlo,monospace;font-size:.9em;background:var(--soft);border-radius:8px}
.prose code{padding:.1em .35em}
.prose pre{padding:16px;overflow:auto}
.prose table{border-collapse:collapse;width:100%;font-size:16px;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:8px 12px;text-align:left}
.prose .cta-inline{margin-top:2em}
.aside{position:sticky;top:24px;display:grid;gap:16px}
.aside .box{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff}
.aside h3{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:12px}
.aside ul{list-style:none;padding:0}
.aside li a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.aside li:last-child a{border-bottom:0}
.aside li a:hover{color:var(--blue)}
.aside li a[aria-current]{font-weight:600}
.aside .dark{background:var(--navy);color:#fff;border-color:var(--navy)}
.aside .dark p{color:#b5b5b5;font-size:15px;margin-bottom:18px}
.aside .dark h3{color:#9a9a9a}
.narrow{max-width:760px;margin:0 auto}

.badges{display:flex;flex-wrap:wrap;gap:24px 32px;align-items:center;margin-top:3em;padding-top:2em;border-top:1px solid var(--line)}
.badges img{height:84px;width:auto;display:block}
.person{text-align:left}
.person img{width:100%;max-width:240px;height:auto;aspect-ratio:1;object-fit:cover;border-radius:18px;display:block;margin-bottom:16px}
.person strong{display:block;font-size:18px}
.person span{display:block;color:var(--muted);font-size:14.5px;margin:2px 0 12px}
.person a{font-weight:500;font-size:15px}

/* blog */
.tools{display:flex;gap:14px;align-items:center;margin-bottom:36px;flex-wrap:wrap}
.search{flex:1;min-width:240px;padding:14px 18px;border-radius:14px;border:1px solid #cfcfcf;font:inherit;font-size:16px;background:#fff}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.post:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.10)}
.post .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--sky),var(--royal));overflow:hidden}
.post .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.post .body{padding:24px;display:flex;flex-direction:column;flex:1}
.post time,.post .rt{font-size:13px;color:var(--muted)}
.post h3{font-size:19px;font-weight:600;line-height:1.3;letter-spacing:-.01em;margin:8px 0 10px}
.post p{color:var(--muted);font-size:15px;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.empty{display:none;color:var(--muted);padding:40px 0}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:64px;max-width:760px}
.pager a{border:1px solid var(--line);border-radius:16px;padding:18px 22px;display:block}
.pager a:hover{border-color:#bdbdbd}
.pager small{display:block;color:var(--muted);font-size:13px;margin-bottom:4px}
.pager a:last-child{text-align:right}
.cover{margin:-36px 0 0;position:relative;z-index:2}
.cover img{display:block;width:100%;max-width:960px;margin:0 auto;border-radius:20px;box-shadow:0 20px 60px rgba(17,24,39,.18);background:#fff}

/* contact form */
.form{display:grid;gap:18px;max-width:620px}
.form label{font-weight:500;font-size:15px;display:grid;gap:8px}
.form input,.form textarea{font:inherit;font-size:16px;padding:14px 16px;border-radius:12px;border:1px solid #cfcfcf;background:#fff;width:100%}
.form textarea{min-height:170px;resize:vertical}
.form .hp{position:absolute;left:-9999px}
.form-note{font-size:14px;color:var(--muted)}
.status{padding:14px 18px;border-radius:12px;font-size:15px;display:none}
.status.ok{display:block;background:#e3f6ea;color:#14532d}
.status.err{display:block;background:#fde8e8;color:#7f1d1d}
.contact-list{list-style:none;padding:0;display:grid;gap:14px;margin-top:8px}
.contact-list a{text-decoration:underline;text-underline-offset:3px}

/* footer */
footer{background:var(--soft);padding:64px 0 36px;color:var(--muted);font-size:15px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot img{height:44px;width:auto;display:block;margin-bottom:16px}
.foot h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--navy);font-weight:600;margin-bottom:14px}
.foot ul{list-style:none;padding:0;display:grid;gap:9px}
.foot a:hover{color:var(--navy);text-decoration:underline}
.legal{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:14px}

@media(max-width:980px){
  .layout{grid-template-columns:1fr;gap:40px}
  .aside{position:static}
  .posts{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:1100px){.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){
  .menu-btn{display:block}
  .head-cta .btn{display:none}
  nav{position:absolute;left:16px;right:16px;top:78px;background:#fff;color:var(--navy);border-radius:20px;padding:12px;box-shadow:0 24px 60px rgba(17,24,39,.3);display:none}
  header.open nav{display:block}
  nav>ul{flex-direction:column;align-items:stretch;gap:0;color:var(--navy)}
  nav>ul>li>a,nav>ul>li>button{padding:14px 12px;width:100%;opacity:1;font-weight:500}
  nav>ul>li>a[aria-current]{border-bottom:0;background:var(--soft);border-radius:10px}
  .has-sub>a::after{display:none}
  .sub{display:block;position:static;box-shadow:none;margin:0 0 6px;padding:0 0 0 12px;min-width:0}
  .sub a{color:var(--muted);padding:10px 12px}
  .grid,.stats{grid-template-columns:1fr}
  .band{grid-template-columns:1fr;padding:36px 26px}
  .app{grid-template-columns:1fr}.side{display:none}.cols{grid-template-columns:1fr}
  section{padding:72px 0}
  .foot{grid-template-columns:1fr 1fr}
  .prose{font-size:17px}
}
@media(max-width:600px){
  .posts{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr}
  .pager{grid-template-columns:1fr}.pager a:last-child{text-align:left}
  .page-hero{padding:128px 0 56px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}