:root{
  --bg:#0b0f14; --bg-alt:#0f151c; --surface:#131b24; --line:#223040;
  --text:#e6edf3; --muted:#93a1b0; --accent:#ff4d7d; --accent-2:#3ddc97; --warn:#ffb547;
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --radius:14px; --w:1160px;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .6em;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5.2vw,3.7rem);font-weight:800}
h1 em{font-style:normal;color:var(--accent)}
h2{font-size:clamp(1.65rem,3.2vw,2.4rem);font-weight:750;max-width:24ch}
h3{font-size:1.12rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding-inline:clamp(16px,4vw,32px)}
.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:4px}

/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(11,15,20,.82);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.site-header.scrolled{border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font:700 1.2rem var(--mono);text-decoration:none;letter-spacing:-.02em}
.cursor{color:var(--accent);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.menu{display:flex;align-items:center;gap:28px}
.menu a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.95rem}
.menu a:hover{color:var(--text)}
.menu a.btn{color:#fff}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;transition:.2s}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:999px;padding:13px 24px;font:600 .98rem var(--sans);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 28px -8px rgba(255,77,125,.6)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--muted);box-shadow:none}
.btn-sm{padding:9px 18px;font-size:.9rem}

/* hero */
.hero{position:relative;padding:clamp(56px,9vw,110px) 0 clamp(64px,9vw,120px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 400px at 85% 10%,rgba(255,77,125,.14),transparent 70%),
  radial-gradient(500px 380px at 5% 90%,rgba(61,220,151,.08),transparent 70%),
  linear-gradient(var(--line) 1px,transparent 1px) 0 0/48px 48px,
  linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/48px 48px;
  opacity:.55;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{font:600 .8rem var(--mono);text-transform:uppercase;letter-spacing:.14em;color:var(--accent-2);margin-bottom:1.1em}
.eyebrow::before{content:"// "}
.lead{font-size:1.13rem;color:var(--muted);max-width:56ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 28px}
.badges{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.badges li{font:600 .78rem var(--mono);border:1px solid var(--line);border-radius:6px;padding:5px 10px;color:var(--muted);background:var(--surface)}

.term{background:#070a0e;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 30px 80px -30px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.02) inset;overflow:hidden;min-width:0}
.term-bar{display:flex;align-items:center;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line);background:var(--surface)}
.term-bar i{width:11px;height:11px;border-radius:50%;background:#2c3947}
.term-bar i:first-child{background:#ff5f57}.term-bar i:nth-child(2){background:#febc2e}.term-bar i:nth-child(3){background:#28c840}
.term-bar span{margin-left:10px;font:.78rem var(--mono);color:var(--muted)}
.term-body{margin:0;padding:20px 22px 24px;font:.84rem/1.75 var(--mono);color:#c9d4df;white-space:pre-wrap;min-height:290px;overflow-x:auto}
.term-body .p{color:var(--accent)}
.term-body .d{color:var(--accent-2)}
.term-body .w{color:var(--warn)}
.term-body .c{color:#ff6b6b;font-weight:700}

/* sections */
.section{padding:clamp(64px,9vw,110px) 0}
.section.alt{background:var(--bg-alt);border-block:1px solid var(--line)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.prose p{color:var(--muted);font-size:1.05rem}
.prose strong{color:var(--text)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}
.pillar{border-top:1px solid var(--line);padding-top:22px}
.pillar p{color:var(--muted);margin:0}
.num{display:block;font:600 .8rem var(--mono);color:var(--accent);margin-bottom:10px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;transition:border-color .2s,transform .2s}
.card:hover{border-color:rgba(255,77,125,.5);transform:translateY(-3px)}
.card p{color:var(--muted);font-size:.96rem;flex:1}
.ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:rgba(255,77,125,.1);margin-bottom:18px}
.ico svg{width:24px;height:24px;fill:none;stroke:var(--accent);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tag{font:.76rem var(--mono);color:var(--accent-2)}

.steps{list-style:none;padding:0;margin:44px 0 0;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:s}
.steps li{position:relative;padding:26px 20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.steps li p{color:var(--muted);font-size:.93rem;margin:0}

.checks{list-style:none;padding:0;margin:24px 0 0}
.checks li{position:relative;padding:0 0 14px 30px;color:var(--muted)}
.checks li strong{color:var(--text)}
.checks li::before{content:"✓";position:absolute;left:0;top:0;color:var(--accent-2);font-weight:700}

.finding{background:var(--surface);border:1px solid var(--line);border-left:3px solid #ff6b6b;border-radius:var(--radius);padding:28px}
.finding-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.sev{font:700 .72rem var(--mono);text-transform:uppercase;letter-spacing:.1em;padding:4px 10px;border-radius:6px}
.sev.crit{background:rgba(255,107,107,.14);color:#ff8585}
.ref{font:.8rem var(--mono);color:var(--muted)}
.finding dl{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin:18px 0 0;font-size:.94rem}
.finding dt{font:600 .78rem var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.finding dd{margin:0}
.finding-note{margin:20px 0 0;font-size:.8rem;color:var(--muted);font-style:italic}

.certs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.cert{all:unset;box-sizing:border-box;cursor:zoom-in;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s,transform .2s}
.cert:hover{border-color:rgba(61,220,151,.5);transform:translateY(-3px)}
.cert:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}
.cert img{aspect-ratio:4/3;object-fit:cover;object-position:top;border-bottom:1px solid var(--line);filter:saturate(.9)}
.cert-org{padding:18px 22px 0;font:.76rem var(--mono);color:var(--accent-2);text-transform:uppercase;letter-spacing:.1em}
.cert-name{padding:4px 22px 0;font-size:1.2rem;font-weight:700}
.cert-desc{padding:6px 22px 22px;color:var(--muted);font-size:.92rem}

.faq{margin-top:28px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:600;font-size:1.05rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font:400 1.5rem var(--mono);color:var(--accent);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{color:var(--muted);margin:0 0 22px;max-width:70ch}

.contact-list{list-style:none;padding:0;margin:28px 0 0}
.contact-list li{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.contact-list span{width:110px;font:.8rem var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em;padding-top:3px}
.contact-list a{text-decoration:none;font-weight:600}
.contact-list a:hover{color:var(--accent)}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(20px,3vw,32px);display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:grid;gap:6px;font-size:.86rem;font-weight:600;color:var(--muted)}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:1rem;font-weight:400;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;transition:border-color .2s}
.form textarea{resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--accent-2)}
.form [aria-invalid="true"]{border-color:#ff6b6b}
.form .btn{justify-self:start}
.form-note{margin:0;font-size:.82rem;color:var(--muted)}

.site-footer{padding:32px 0 calc(32px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line)}
.foot{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;color:var(--muted);font-size:.88rem}
.foot a{text-decoration:none}
.foot a:hover{color:var(--text)}

.lightbox{border:0;padding:0;background:transparent;max-width:min(1100px,94vw);max-height:92vh}
.lightbox::backdrop{background:rgba(5,8,12,.88);backdrop-filter:blur(4px)}
.lightbox img{max-height:88vh;width:auto;border-radius:10px}
.lb-close{position:absolute;top:8px;right:8px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;font-size:1.5rem;cursor:pointer}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:1000px){
  .steps{grid-template-columns:repeat(2,1fr)}
  .cards,.certs{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .hero-grid,.split{grid-template-columns:1fr;gap:36px}
  .nav-toggle{display:block}
  .menu{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 20px;background:var(--bg);border-bottom:1px solid var(--line);display:none}
  .menu.open{display:flex}
  .menu a{padding:14px 4px;border-bottom:1px solid var(--line)}
  .menu a.btn{margin-top:14px;justify-content:center;border-bottom:1px solid var(--accent)}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:620px){
  .cards,.certs,.pillars,.steps,.form .row{grid-template-columns:1fr}
  .term-body{font-size:.76rem;min-height:0}
  .contact-list span{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}