:root{--bg:#0B0B0D;--bg2:#101013;--fg:#F5F5F5;--red:#C81018;--red2:#ff2a33;--gray:#96969E;--grid:#141418;--line:#1f1f25;--maxw:1080px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:Lexend,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.6;font-size:17px;min-height:100vh;display:flex;flex-direction:column}
body::before{content:"";position:fixed;inset:-50px;z-index:-2;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:50px 50px;animation:drift 30s linear infinite}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 50% 0%,rgba(200,16,24,.10),transparent 60%),repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0 1px,transparent 1px 3px)}
@keyframes drift{to{transform:translate(50px,50px)}}
a{color:var(--fg);text-decoration-color:var(--red);text-underline-offset:3px}
a:hover{color:#fff;text-shadow:0 0 12px rgba(200,16,24,.7)}
:focus-visible{outline:2px solid var(--red2);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--red);color:#fff;padding:8px 12px;z-index:10}
.skip:focus{left:8px;top:8px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%}
header.site{border-bottom:1px solid var(--line);background:rgba(11,11,13,.85);backdrop-filter:blur(6px);position:sticky;top:0;z-index:5}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:Orbitron,sans-serif;font-weight:900;letter-spacing:.06em;font-size:18px}
.brand img{width:36px;height:36px;border-radius:50%}
.r{color:var(--red)}
nav.main ul{list-style:none;display:flex;gap:4px;margin:0;padding:0}
nav.main a{font-family:"Lexend Exa",sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:.12em;text-decoration:none;color:var(--gray);padding:8px 10px;border-radius:4px}
nav.main a:hover,nav.main a[aria-current=page]{color:var(--fg);background:#16161a;text-shadow:none}
nav.main a[aria-current=page]{box-shadow:inset 0 -2px 0 var(--red)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--fg);padding:6px 10px;border-radius:4px;font:inherit;font-size:14px}
@media (max-width:720px){
 .menu-btn{display:block}
 nav.main{position:absolute;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);display:none}
 nav.main.open{display:block}
 nav.main ul{flex-direction:column;padding:8px 12px}
 nav.main a{display:block;padding:12px}
}
main{flex:1}
.label{font-family:"Lexend Exa",sans-serif;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--gray)}
h1,h2,h3{font-family:Orbitron,sans-serif;font-weight:900;letter-spacing:.03em;line-height:1.2}
h1{font-size:clamp(28px,5vw,44px);margin:.2em 0 .4em}
h2{font-size:22px;margin:0 0 16px;display:flex;align-items:center;gap:12px}
h2::before{content:"";width:18px;height:3px;background:var(--red);display:inline-block}
h3{font-size:16px;margin:0 0 4px;letter-spacing:.04em}
.hero{padding:96px 0 72px;text-align:center}
.wordmark{font-family:Orbitron,sans-serif;font-weight:900;font-size:clamp(40px,10vw,104px);letter-spacing:.04em;margin:0;line-height:1;text-shadow:0 0 30px rgba(200,16,24,.15)}
.wordmark .r{text-shadow:0 0 24px rgba(200,16,24,.6)}
.tagline{font-family:"Lexend Exa",sans-serif;color:var(--gray);font-size:clamp(13px,2.2vw,20px);letter-spacing:.12em;margin:28px auto 0;display:inline-block;border-top:3px solid var(--red);padding-top:14px;min-height:2.6em}
.tagline .cur{display:inline-block;width:.55em;height:1em;background:var(--red);vertical-align:-2px;margin-left:4px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.intro{max-width:640px;margin:28px auto 0;color:#d9d9de}
.ctas{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:"Lexend Exa",sans-serif;font-size:13px;text-transform:uppercase;letter-spacing:.12em;text-decoration:none;padding:12px 18px;border:1px solid var(--line);border-radius:4px;background:#121216;color:var(--fg);cursor:pointer;transition:box-shadow .2s,border-color .2s,transform .2s}
.btn:hover{border-color:var(--red);box-shadow:0 0 0 1px var(--red),0 0 22px rgba(200,16,24,.35);text-shadow:none;transform:translateY(-1px)}
.btn.primary{background:var(--red);border-color:var(--red);color:#fff}
.btn[disabled],.btn[aria-disabled=true]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.xlink{margin-top:24px;color:var(--gray);font-size:15px}
section.block{padding:48px 0;border-top:1px solid var(--line)}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.card{background:linear-gradient(180deg,#121216,#0e0e11);border:1px solid var(--line);border-radius:6px;padding:20px;transition:border-color .2s,box-shadow .2s}
.card:hover{border-color:#3a1014;box-shadow:0 0 24px rgba(200,16,24,.12)}
.card p{margin:.4em 0 0;color:#cfcfd4;font-size:15px}
.meta{font-family:"Lexend Exa",sans-serif;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray)}
.tag{display:inline-block;font-family:"Lexend Exa",sans-serif;font-size:11px;letter-spacing:.1em;text-transform:uppercase;border:1px solid #3a1014;color:#ff9aa0;padding:2px 8px;border-radius:3px;margin-right:6px}
.page-head{padding:56px 0 24px}
.page-head p{color:#cfcfd4;max-width:680px}
.term{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:var(--gray)}
.term b{color:var(--red);font-weight:400}
.timeline .item{border-left:2px solid var(--line);padding:0 0 24px 20px;position:relative}
.timeline .item::before{content:"";position:absolute;left:-6px;top:6px;width:10px;height:10px;border-radius:50%;background:var(--bg);border:2px solid var(--red)}
.item ul{margin:8px 0 0;padding-left:18px;color:#cfcfd4;font-size:15px}
.item li{margin:4px 0}
.skills dt{font-family:"Lexend Exa",sans-serif;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin-top:14px}
.skills dd{margin:4px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);background:#121216;padding:3px 10px;border-radius:999px;font-size:14px}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 24px;align-items:center}
input,textarea,select{font:inherit;color:var(--fg);background:#0f0f12;border:1px solid var(--line);border-radius:4px;padding:10px 12px;width:100%}
input:focus,textarea:focus,select:focus{border-color:var(--red);outline:none;box-shadow:0 0 0 3px rgba(200,16,24,.25)}
.filters input{flex:1;min-width:200px}
.fbtn{font-family:"Lexend Exa",sans-serif;font-size:11px;letter-spacing:.1em;text-transform:uppercase;background:#121216;border:1px solid var(--line);color:var(--gray);padding:8px 12px;border-radius:999px;cursor:pointer}
.fbtn[aria-pressed=true]{color:#fff;border-color:var(--red);background:#2a0b0e}
.count{color:var(--gray);font-size:14px;margin-bottom:12px}
.course h3 a{text-decoration:none}
.course h3 a:hover{text-decoration:underline}
.course .cost{font-size:14px;color:var(--gray);margin-top:10px;border-top:1px dashed var(--line);padding-top:8px}
form.contact{max-width:560px;display:grid;gap:16px}
form.contact label{display:grid;gap:6px;font-family:"Lexend Exa",sans-serif;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{padding:12px 16px;border-radius:4px;border:1px solid var(--line);background:#121216}
.notice.ok{border-color:#1e6b3a}
.notice.err{border-color:var(--red)}
footer.site{border-top:1px solid var(--line);padding:24px 0;color:var(--gray);font-size:14px;margin-top:48px}
footer.site .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.glitch:hover{animation:glitch .35s steps(2) 1}
@keyframes glitch{0%{text-shadow:2px 0 var(--red),-2px 0 #3cf}50%{text-shadow:-2px 0 var(--red),2px 0 #3cf}100%{text-shadow:none}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}
.mt{margin-top:20px}
.ctas.left{justify-content:flex-start}
.wordmark.big{font-size:clamp(48px,14vw,120px)}
.card h3{font-family:Lexend,system-ui,sans-serif;font-weight:600;font-size:17px;letter-spacing:0;line-height:1.35;margin-top:6px}
.card .meta{letter-spacing:.08em}
.brand{font-size:20px;line-height:1}
@media (max-width:720px){.brand{font-size:17px}}
/* Static underline: width is fixed by the hidden full-text ghost, typed text overlays it */
.tagline{display:inline-grid}
.tagline>.ghost,.tagline>.live{grid-area:1/1}
.tagline>.ghost{visibility:hidden}
.tagline>.live{text-align:center}
/* Threat feed */
.terminal{background:#0a0a0c;border:1px solid var(--line);border-radius:6px;overflow:hidden;box-shadow:0 0 0 1px rgba(200,16,24,.06),0 10px 40px rgba(0,0,0,.4)}
.terminal.small{padding:14px 18px}
.term-bar{display:flex;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid var(--line);background:#111115;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:var(--gray)}
.dots{display:flex;gap:6px}.dots i{width:10px;height:10px;border-radius:50%;background:#2a2a30;display:block}.dots i:first-child{background:var(--red)}
.live-dot{margin-left:auto;text-transform:uppercase;letter-spacing:.15em;color:#ff9aa0;display:flex;align-items:center;gap:6px}
.live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 8px var(--red);animation:blink 1.6s steps(1) infinite}
ol.kev{list-style:none;margin:0;padding:6px 0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13.5px}
.kev-row{padding:10px 16px;border-bottom:1px dashed #19191e;animation:rowin .5s ease-out both}
.kev-row:last-child{border-bottom:0}
.kev-row:hover{background:#0f0f13}
@keyframes rowin{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.kev-line{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}
.kev .d,.kev-mini .d{color:var(--gray)}
.kev .cve a,.kev-mini .cve a{color:#ff6b72;text-decoration:none;font-weight:600}
.kev .cve a:hover,.kev-mini .cve a:hover{text-decoration:underline}
.kev .vp{color:var(--fg)}
.kev details{margin-top:4px;font-family:Lexend,system-ui,sans-serif}
.kev summary{cursor:pointer;color:#cfcfd4;font-size:14.5px}
.kev summary:hover{color:#fff}
.kev details p{margin:6px 0 0;color:#bdbdc3;font-size:14px;max-width:820px}
.tag.rw{background:var(--red);border-color:var(--red);color:#fff;font-weight:500}
.kev-tail{padding:6px 16px 14px;margin:0}
.kev-tail .cur,.terminal .cur{display:inline-block;width:.55em;height:1em;background:var(--red);vertical-align:-2px;animation:blink 1s steps(1) infinite}
.src{color:var(--gray);font-size:14px;margin-top:16px}
ul.kev-minis{list-style:none;margin:8px 0 0;padding:0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13.5px}
.kev-mini{padding:6px 0;border-bottom:1px dashed #19191e;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}
.kev-mini:last-child{border-bottom:0}
@media (max-width:900px){nav.main a{padding:8px 7px;letter-spacing:.08em}}