:root{
  --bg:#0e141b;
  --surface:#141c25;
  --elevated:#1a2430;
  --line:#25313f;
  --text:#e8eef4;
  --text-secondary:#9aaab8;
  --text-muted:#6c7d8e;
  --blue:#2f6fed;
  --blue-hover:#1d5fdb;
  --blue-subtle:rgba(47,111,237,.12);
  --slate:#455362;
  --green:#2ea86a;
  --amber:#c98a2b;
  --red:#c5443a;
  --max-width:1200px;
  --font-ui:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --font-head:"Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
html[data-theme=light]{
  --bg:#ffffff;
  --surface:#f7f8fa;
  --elevated:#ffffff;
  --line:#e2e6eb;
  --text:#141b24;
  --text-secondary:#455362;
  --text-muted:#6c7d8e;
  --blue:#1d5fdb;
  --blue-hover:#174db8;
  --blue-subtle:rgba(29,95,184,.08);
  --slate:#6c7d8e;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-ui);background:var(--bg);color:var(--text);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.25;color:var(--text);letter-spacing:-.01em}
h1{font-size:clamp(2rem,4vw,3.25rem);font-weight:800;line-height:1.15}
h2{font-size:clamp(1.5rem,2.8vw,2.25rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{color:var(--text-secondary)}
a{color:var(--blue);text-decoration:none;transition:color .15s}
a:hover{color:var(--blue-hover)}
img{max-width:100%;height:auto}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:.75rem;top:.75rem;background:var(--blue);color:#fff;padding:.6rem 1rem;z-index:999;border-radius:4px}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:2px}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.site-header.scrolled{box-shadow:0 1px 3px rgba(0,0,0,.04)}
.nav{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;gap:2rem;padding:0 1.5rem;height:64px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.125rem;color:var(--text);flex-shrink:0}
.brand:hover{color:var(--text)}
.brand .mark{display:grid;place-items:center;width:32px;height:32px;background:var(--blue);color:#fff;border-radius:5px;font-size:.7rem;font-weight:800;letter-spacing:-.02em}
.brand .mark svg{width:18px;height:18px}
.brand span{display:inline}
.brand .accent{color:var(--blue);font-weight:800}
.links{display:flex;gap:.25rem;margin-left:1rem;flex:1}
.links a{color:var(--text-secondary);font-size:.9rem;font-weight:500;padding:.5rem .75rem;border-radius:5px;transition:color .15s,background .15s}
.links a:hover{color:var(--text);background:var(--surface)}
.links a.active{color:var(--blue);font-weight:600}
.nav-right{display:flex;align-items:center;gap:.75rem;flex-shrink:0}
.theme-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--line);background:var(--surface);border-radius:5px;cursor:pointer;color:var(--text-secondary);transition:color .15s,border-color .15s}
.theme-toggle:hover{color:var(--text);border-color:var(--slate)}
.theme-toggle svg{width:18px;height:18px}
.theme-toggle .sun{display:none}
html[data-theme=light] .theme-toggle .sun{display:block}
html[data-theme=light] .theme-toggle .moon{display:none}
.cta{display:inline-flex;align-items:center;gap:.4rem;background:var(--blue);color:#fff!important;font-weight:600;font-size:.9rem;padding:.625rem 1.1rem;border-radius:5px;border:1px solid var(--blue);transition:background .15s,border-color .15s;white-space:nowrap}
.cta:hover{background:var(--blue-hover);border-color:var(--blue-hover)}
.cta.secondary{background:transparent;color:var(--text)!important;border:1px solid var(--line)}
.cta.secondary:hover{border-color:var(--slate);background:var(--surface)}
.cta.large{padding:.85rem 1.5rem;font-size:.95rem}
.menu{display:none;width:36px;height:36px;border:1px solid var(--line);background:var(--surface);border-radius:5px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.menu span{display:block;width:16px;height:2px;background:var(--text);border-radius:1px}

/* LAYOUT */
main{min-height:60vh}
.section{max-width:var(--max-width);margin:0 auto;padding:5rem 1.5rem}
.section.alt{background:var(--surface)}
.section.tight{padding:3rem 1.5rem}
.section-head{max-width:780px;margin-bottom:3rem}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* HERO */
.hero{padding:5rem 1.5rem 4rem;max-width:var(--max-width);margin:0 auto}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.hero h1{margin-bottom:1.25rem}
.hero .lead{font-size:1.125rem;color:var(--text-secondary);max-width:540px;margin-bottom:2rem}
.hero .actions{display:flex;gap:.75rem;flex-wrap:wrap}
.hero .pillars{display:flex;gap:1rem;margin-top:2.5rem;font-size:.85rem;color:var(--text-muted);font-weight:500}
.hero .pillars span{display:flex;align-items:center;gap:.4rem}
.hero .pillars svg{width:16px;height:16px;color:var(--green)}
.hero-visual{position:relative;min-height:380px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface)}
/* Subtle security diagram - flat geometric, no glow */
.hero-visual .diagram{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.hero-visual .diagram svg{width:100%;height:100%;max-width:340px}
.hero-visual .grid-fade{position:absolute;inset:0;background-image:
  linear-gradient(var(--line) 1px,transparent 1px),
  linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:40px 40px;opacity:.35;
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%)}

/* PAGE HERO */
.page-hero{max-width:var(--max-width);margin:0 auto;padding:4rem 1.5rem 2.5rem}
.page-hero .lead{font-size:1.125rem;color:var(--text-secondary);max-width:680px;margin-top:1rem}
.breadcrumb{font-size:.85rem;color:var(--text-muted);margin-bottom:1rem}
.breadcrumb a{color:var(--text-muted)}

/* eyebrows / labels */
.label{font-size:.8rem;font-weight:600;color:var(--blue);letter-spacing:.01em;margin-bottom:.75rem;display:inline-block}

/* SERVICE GRID - tiered */
.service-grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.service-grid .row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px}
.service-grid .tile{background:var(--bg);padding:1.5rem;display:flex;flex-direction:column;gap:.5rem;transition:background .15s;border-radius:0}
.service-grid .tile:hover{background:var(--surface)}
.service-grid .tile .svc-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:6px;background:var(--blue-subtle);color:var(--blue);margin-bottom:.5rem}
.service-grid .tile .svc-icon svg{width:20px;height:20px}
.service-grid .tile h3{font-size:1rem;font-weight:600;color:var(--text)}
.service-grid .tile p{font-size:.875rem;color:var(--text-secondary);line-height:1.5}
.service-grid .tile .learn{font-size:.85rem;font-weight:500;color:var(--blue);margin-top:auto;padding-top:.5rem}
.service-grid .tile:hover .learn{color:var(--blue-hover)}

/* cards grid (solutions, industries, resources) */
.grid{display:grid;gap:1rem}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{display:block;padding:1.5rem;border:1px solid var(--line);border-radius:8px;background:var(--surface);transition:border-color .15s,background .15s}
.card:hover{border-color:var(--slate)}
.card h3{font-size:1.05rem;color:var(--text);margin-bottom:.5rem}
.card p{font-size:.875rem;color:var(--text-secondary)}
.card .meta{font-size:.8rem;color:var(--text-muted);margin-top:.75rem}
.card .tag-row{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.75rem}
.card .tag{font-size:.75rem;padding:.2rem .5rem;border:1px solid var(--line);border-radius:3px;color:var(--text-muted);background:var(--bg)}
.card .card-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:5px;background:var(--blue-subtle);color:var(--blue);margin-bottom:.75rem}
.card .card-icon svg{width:18px;height:18px}

/* SPLIT LAYOUT */
.split{display:grid;grid-template-columns:1.2fr .8fr;gap:4rem;align-items:start;max-width:var(--max-width);margin:0 auto;padding:5rem 1.5rem}
.split p{margin-bottom:1rem}

/* WHY - value props */
.value-list{display:grid;gap:0;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.value-list .vitem{display:grid;grid-template-columns:40px 1fr;gap:1rem;padding:1.25rem 1.5rem;border-bottom:1px solid var(--line);background:var(--surface)}
.value-list .vitem:last-child{border-bottom:0}
.value-list .vicon{display:grid;place-items:center;width:40px;height:40px;border-radius:6px;background:var(--blue-subtle);color:var(--blue)}
.value-list .vicon svg{width:20px;height:20px}
.value-list .vcontent h3{font-size:1rem;margin-bottom:.25rem;color:var(--text)}
.value-list .vcontent p{font-size:.9rem;color:var(--text-secondary)}

/* LIFECYCLE */
.lifecycle{display:grid;grid-template-columns:repeat(6,1fr);gap:.75rem;text-align:center}
.lifecycle .step{padding:1.25rem .75rem;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.lifecycle .step .num{display:grid;place-items:center;width:32px;height:32px;margin:0 auto .75rem;border-radius:50%;background:var(--blue);color:#fff;font-size:.8rem;font-weight:700}
.lifecycle .step h3{font-size:.95rem;font-weight:600;color:var(--text);margin-bottom:.25rem}
.lifecycle .step p{font-size:.8rem;color:var(--text-secondary)}
.lifecycle .arrow{display:flex;align-items:center;justify-content:center;color:var(--text-muted)}

/* BAND / CTA SECTION */
.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-inner{max-width:var(--max-width);margin:0 auto;padding:4rem 1.5rem;display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center}
.band-inner h2{margin-bottom:.5rem}
.band-inner p{max-width:620px}
.band-incident{background:transparent;border:1px solid var(--line);border-radius:8px;padding:2.5rem;margin:3rem auto;max-width:var(--max-width)}
.band-incident .alert-icon{display:flex;align-items:center;gap:.5rem;color:var(--red);margin-bottom:1rem}
.band-incident .alert-icon svg{width:22px;height:22px}
.band-incident h2{color:var(--text)}
.band-incident p{margin-bottom:1.5rem}
.band-incident .cta{background:var(--red);border-color:var(--red)}
.band-incident .cta:hover{background:#a8352d;border-color:#a8352d}

/* TRUST BAR */
.trust-bar{max-width:var(--max-width);margin:0 auto;padding:2rem 1.5rem;border-bottom:1px solid var(--line)}
.trust-bar .items{display:flex;gap:2rem;justify-content:space-between;flex-wrap:wrap}
.trust-bar .item{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:600;color:var(--text-secondary)}
.trust-bar .item svg{width:20px;height:20px;color:var(--blue)}

/* FORM */
.form-section{max-width:680px;margin:0 auto;padding:2rem 0 4rem}
.secure-form{display:grid;gap:1.25rem;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:2rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:grid;gap:.35rem;font-size:.875rem;font-weight:500;color:var(--text)}
input,select,textarea{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--text);padding:.7rem .85rem;border-radius:5px;font:inherit;font-size:.9rem;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--blue);outline:2px solid var(--blue-subtle);outline-offset:0}
textarea{resize:vertical;min-height:120px}
.form-note{font-size:.825rem;color:var(--text-muted);padding:.75rem;border:1px solid var(--line);border-radius:5px;background:var(--bg)}
.form-note svg{width:16px;height:16px;color:var(--amber);vertical-align:-3px;margin-right:.3rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.status{font-size:.9rem;padding:.7rem;border-radius:5px;display:none}
.status.ok{display:block;background:rgba(46,168,106,.1);color:var(--green);border:1px solid rgba(46,168,106,.3)}
.status.bad{display:block;background:rgba(197,68,58,.1);color:var(--red);border:1px solid rgba(197,68,58,.3)}
.form-security{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1rem;font-size:.8rem;color:var(--text-muted)}
.form-security span{display:flex;align-items:center;gap:.3rem}
.form-security svg{width:14px;height:14px}

/* ARTICLE */
.article-body{max-width:760px;margin:0 auto;padding:2rem 1.5rem 5rem}
.article-body h1{margin-bottom:1rem}
.article-body .meta-line{font-size:.85rem;color:var(--text-muted);margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--line)}
.article-body h2{font-size:1.5rem;margin:2rem 0 1rem}
.article-body p{margin-bottom:1rem;line-height:1.7}
.article-body ul,.article-body ol{margin:1rem 0 1rem 1.5rem;color:var(--text-secondary)}
.article-body li{margin:.5rem 0}
.checks li{list-style:none;margin-left:0;padding-left:1.5rem;position:relative}
.checks li:before{content:"";position:absolute;left:0;top:.55rem;width:16px;height:16px;background:var(--blue-subtle);border-radius:3px}
.checks li:after{content:"✓";position:absolute;left:3px;top:.4rem;color:var(--blue);font-size:.75rem;font-weight:700}

/* SIDEBOX */
.sidebox{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:1.5rem}
.sidebox h3{margin-bottom:.5rem}
.sidebox p{font-size:.9rem;margin-bottom:1rem}

/* FOOTER */
.footer{border-top:1px solid var(--line);background:var(--surface);padding:3rem 1.5rem 1.5rem}
.footer-inner{max-width:var(--max-width);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem;padding-bottom:2rem;border-bottom:1px solid var(--line)}
.footer .brand{margin-bottom:.75rem}
.footer .desc{font-size:.875rem;color:var(--text-secondary);max-width:280px}
.footer h3{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}
.footer .col a{display:block;font-size:.875rem;color:var(--text-secondary);padding:.25rem 0}
.footer .col a:hover{color:var(--blue)}
.footer-bottom{max-width:var(--max-width);margin:1.5rem auto 0;display:flex;justify-content:space-between;align-items:center;font-size:.825rem;color:var(--text-muted);flex-wrap:wrap;gap:.5rem}

/* RESPONSIVE */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:3rem}
  .hero-visual{min-height:280px}
  .grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .service-grid .row{grid-template-columns:repeat(2,1fr)}
  .lifecycle{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr;gap:2rem;padding:3rem 1.5rem}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .links{display:none;position:fixed;top:64px;left:0;right:0;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:1rem;gap:0}
  .links.open{display:flex}
  .links a{padding:.75rem 1rem;border-radius:0;border-bottom:1px solid var(--line)}
  .links a:last-child{border-bottom:0}
  .menu{display:flex}
  .nav{gap:1rem}
  .nav .cta{display:none}
  .nav-right .cta{display:inline-flex}
  .hero{padding:3rem 1.25rem 2.5rem}
  .section{padding:3rem 1.25rem}
  .grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}
  .service-grid .row{grid-template-columns:1fr}
  .lifecycle{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .band-inner{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .trust-bar .items{gap:1rem;justify-content:flex-start}
}
@media(max-width:480px){
  .lifecycle{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}