:root{
  --bg:#020604;
  --panel:rgba(4,14,10,0.94);
  --panel-border:rgba(51,255,119,0.35);
  --green:#33ff77;
  --green-soft:#8dffb0;
  --green-dim:#1b7a3f;
  --cyan:#37e9ff;
  --red:#ff3b5c;
  --amber:#ffb020;
  --text:#daffe6;
  --muted:#7fa88f;
  --mono: 'JetBrains Mono','Fira Code','Cascadia Code','Consolas','SF Mono','Roboto Mono',monospace;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;height:100%;background:var(--bg);overflow:hidden;font-family:var(--mono);color:var(--text);}

/* background layers, kept deliberately cheap and fully static except the canvas */
#matrix{position:fixed;inset:0;z-index:0;opacity:0.12;}
.bggrid{position:fixed;inset:0;z-index:0;
  background-image:linear-gradient(rgba(51,255,119,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(51,255,119,0.05) 1px, transparent 1px);
  background-size:44px 44px;
  transform:perspective(700px) rotateX(58deg) scale(2.1);
  transform-origin:center bottom;
  opacity:0.28;
}
.vignette{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at center, rgba(0,0,0,0) 35%, rgba(0,0,0,0.85) 100%);
}
.scan{position:fixed;inset:0;z-index:2;pointer-events:none;opacity:0.3;
  background:repeating-linear-gradient(0deg, rgba(0,0,0,0.16) 0px, rgba(0,0,0,0.16) 1px, transparent 2px, transparent 3px);
}

/* deck / slides */
#deck{position:relative;z-index:5;width:100vw;height:100vh;}
.slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0; pointer-events:none; visibility:hidden;
  transform:translateY(24px);
  transition:opacity .3s ease, transform .32s ease, visibility 0s linear .32s;
  padding:3vh 4vw;
}
.slide.active{opacity:1; pointer-events:auto; visibility:visible; transform:translateY(0);
  transition:opacity .3s ease, transform .32s ease, visibility 0s linear 0s;}
.slide.prevslide{visibility:visible; transform:translateY(-24px);
  transition:opacity .3s ease, transform .32s ease, visibility 0s linear .3s;}

.term{width:100%;max-width:1180px;max-height:88vh;background:var(--panel);
  border:1px solid var(--panel-border);border-radius:10px;
  box-shadow:0 0 0 1px rgba(51,255,119,0.08), 0 16px 40px rgba(0,0,0,0.5);
  display:flex;flex-direction:column;overflow:hidden;}
.term-bar{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid rgba(51,255,119,0.2);background:rgba(0,0,0,0.35);flex:0 0 auto;}
.term-bar .dot{width:11px;height:11px;border-radius:50%;display:inline-block;}
.dot.red{background:#ff5f56;} .dot.amber{background:#ffbd2e;} .dot.green{background:#27c93f;}
.term-path{margin-left:10px;color:var(--muted);font-size:12px;letter-spacing:0.5px;}
.term-live{margin-left:auto;display:flex;align-items:center;gap:6px;color:var(--red);font-size:11px;letter-spacing:1px;}
.rec-dot{width:8px;height:8px;border-radius:50%;background:var(--red);animation:blink 1.2s steps(1) infinite;}
.term-body{padding:clamp(18px,3.2vh,44px) clamp(22px,4.4vw,64px);overflow-y:auto;flex:1 1 auto;}
.term-body::-webkit-scrollbar{width:6px;}
.term-body::-webkit-scrollbar-thumb{background:var(--green-dim);border-radius:4px;}

.kicker{font-size:clamp(11px,1.1vw,13px);letter-spacing:3px;color:var(--cyan);text-transform:uppercase;margin-bottom:10px;opacity:0.9;}
h1,h2{margin:0 0 14px 0;font-weight:700;line-height:1.15;}
h2{font-size:clamp(22px,2.9vw,36px);color:var(--green-soft);}
p.ptext{font-size:clamp(14px,1.35vw,18px);line-height:1.65;color:var(--text);max-width:920px;}
.note{margin-top:16px;font-size:clamp(12px,1.1vw,15px);color:var(--cyan);border-left:2px solid var(--cyan);padding-left:12px;opacity:0.9;}

/* title slide */
.s-title{text-align:center;width:100%;}
.s-title .kicker{letter-spacing:6px;}
h1.glitch{position:relative;font-size:clamp(40px,7.5vw,96px);letter-spacing:6px;color:var(--green);margin:6px 0 18px;}
h1.glitch::before,h1.glitch::after{content:attr(data-text);position:absolute;left:0;top:0;width:100%;}
h1.glitch::before{color:var(--cyan);clip-path:inset(0 0 55% 0);animation:glitchTop 3.4s infinite linear;}
h1.glitch::after{color:var(--red);clip-path:inset(55% 0 0 0);animation:glitchBot 3.7s infinite linear;}
@keyframes glitchTop{0%,92%,100%{transform:translate(0,0);opacity:0;}93%{transform:translate(-3px,-2px);opacity:0.8;}96%{transform:translate(3px,1px);opacity:0.8;}97%{opacity:0;}}
@keyframes glitchBot{0%,90%,100%{transform:translate(0,0);opacity:0;}91%{transform:translate(3px,2px);opacity:0.8;}95%{transform:translate(-2px,-1px);opacity:0.8;}96%{opacity:0;}}
.subtitle{font-size:clamp(14px,1.7vw,20px);color:var(--muted);margin-bottom:30px;}
.presenter{display:flex;flex-direction:column;gap:4px;align-items:center;margin-bottom:22px;}
.pname{font-size:clamp(16px,2vw,22px);color:var(--cyan);letter-spacing:1px;}
.ptag{font-size:clamp(11px,1.2vw,14px);color:var(--muted);}
.hint{font-size:12px;color:var(--green-dim);letter-spacing:1px;}

/* speaker + agenda + bullets */
.blist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.blist li{position:relative;padding-left:26px;font-size:clamp(14px,1.4vw,18px);line-height:1.55;}
.blist li::before{content:"▹";position:absolute;left:0;color:var(--green);}
.tagline{color:var(--cyan);font-size:0.55em;margin-left:10px;font-weight:400;}

.agenda-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:14px 34px;}
.agenda-list li{display:flex;align-items:baseline;gap:14px;font-size:clamp(13px,1.3vw,17px);}
.agenda-list .num{color:var(--red);font-weight:700;font-size:1.1em;}

/* stat */
.stat-row{display:flex;gap:20px;flex-wrap:wrap;margin:20px 0 10px;}
.stat-card{flex:1 1 220px;border:1px solid var(--panel-border);border-radius:8px;padding:20px;background:rgba(0,0,0,0.25);text-align:center;}
.stat-value{font-size:clamp(30px,4vw,52px);color:var(--red);font-weight:800;}
.stat-label{margin-top:8px;font-size:clamp(12px,1.1vw,14px);color:var(--muted);line-height:1.4;}

/* quote */
.s-quote{text-align:center;max-width:900px;margin:0 auto;}
.qmark{font-size:80px;color:var(--green-dim);line-height:0;margin-bottom:10px;}
.qtext{font-size:clamp(20px,2.6vw,34px);line-height:1.5;color:var(--green-soft);}
.qattr{margin-top:22px;color:var(--cyan);letter-spacing:2px;font-size:13px;text-transform:uppercase;}

/* nested circles */
.nest-wrap{display:flex;justify-content:center;align-items:center;height:clamp(220px,32vh,360px);margin:10px 0 20px;}
.nest{border-radius:50%;border:1px solid var(--panel-border);display:flex;align-items:flex-start;justify-content:center;
  background:radial-gradient(circle at 50% 20%, rgba(51,255,119,0.08), transparent 70%);}
.n4{width:clamp(220px,32vh,360px);height:clamp(220px,32vh,360px);border-color:rgba(255,176,32,0.5);}
.n3{width:74%;height:74%;margin-top:6%;border-color:rgba(255,59,92,0.5);}
.n2{width:70%;height:70%;margin-top:10%;border-color:rgba(55,233,255,0.6);}
.n1{width:62%;height:62%;margin-top:14%;border-color:rgba(51,255,119,0.8);display:flex;align-items:center;justify-content:center;}
.nlabel{font-size:clamp(10px,1vw,13px);color:var(--text);margin-top:10px;letter-spacing:0.5px;}
.n1 .nlabel{margin-top:0;color:var(--green);font-weight:700;}
.nest-defs{display:grid;grid-template-columns:1fr 1fr;gap:10px 30px;}
.nest-defs .ndef{font-size:clamp(12px,1.1vw,14px);line-height:1.5;}
.ndef b{color:var(--cyan);}

/* network */
.net-visual{display:flex;justify-content:center;margin:14px 0;}
.net-visual svg{width:100%;max-width:640px;height:auto;}
.net-node{fill:rgba(0,0,0,0.4);stroke:var(--green);stroke-width:1.5;}
.net-line{stroke:rgba(51,255,119,0.35);stroke-width:1;}
.net-col-label{fill:var(--muted);font-size:11px;font-family:var(--mono);}

/* tokens */
.token-row{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0;}
.chip{border:1px solid var(--panel-border);border-radius:6px;padding:6px 12px;font-size:clamp(12px,1.2vw,15px);
  background:rgba(0,0,0,0.3);color:var(--green-soft);}
.chip.num{color:var(--cyan);border-color:rgba(55,233,255,0.4);}

/* embeddings */
.embed-visual{position:relative;height:clamp(180px,26vh,260px);border:1px dashed var(--panel-border);border-radius:8px;margin:14px 0;overflow:hidden;
  background:radial-gradient(circle at 30% 70%, rgba(55,233,255,0.06), transparent 60%);}
.evec{position:absolute;font-size:13px;padding:4px 10px;border-radius:12px;border:1px solid var(--green-dim);background:rgba(0,0,0,0.4);color:var(--green-soft);}

/* flow / rag / loop / pipeline */
.flow-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:18px 0;}
.flow-step{border:1px solid var(--panel-border);border-radius:8px;padding:14px 16px;min-width:130px;text-align:center;background:rgba(0,0,0,0.3);}
.fnum{color:var(--red);font-weight:800;font-size:18px;}
.ftxt{font-size:clamp(11px,1.1vw,14px);margin-top:6px;color:var(--text);}
.farrow{color:var(--green);font-size:22px;}

/* stack (layers, also reused for the AI ladder and attack walkthroughs) */
.stack-list{display:flex;flex-direction:column;gap:12px;margin:16px 0;}
.stack-item{display:flex;gap:16px;align-items:flex-start;border-left:2px solid var(--green);padding:10px 0 10px 16px;
  background:rgba(0,0,0,0.18);border-radius:0 6px 6px 0;}
.s-index{color:var(--cyan);font-weight:800;font-size:clamp(13px,1.3vw,16px);min-width:56px;}
.s-title2{color:var(--green-soft);font-weight:700;font-size:clamp(13px,1.3vw,16px);}
.s-desc{color:var(--muted);font-size:clamp(12px,1.1vw,14px);margin-top:4px;line-height:1.5;}
.code-pill{display:inline-block;margin-left:10px;font-size:10.5px;padding:2px 8px;border:1px solid var(--cyan);color:var(--cyan);border-radius:10px;letter-spacing:1px;vertical-align:middle;}
.surface-line{margin-top:6px;font-size:11.5px;color:var(--red);}

/* grid overview */
.risk-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:16px;}
.risk-card{border:1px solid var(--panel-border);border-radius:8px;padding:14px 10px;text-align:center;background:rgba(0,0,0,0.3);}
.rc-code{font-weight:800;font-size:clamp(14px,1.3vw,17px);}
.rc-name{font-size:clamp(10px,1vw,12.5px);color:var(--muted);margin-top:6px;line-height:1.35;}
.sev-critical .rc-code, .risk-head.sev-critical .risk-code{color:var(--red);}
.sev-high .rc-code, .risk-head.sev-high .risk-code{color:var(--amber);}
.sev-medium .rc-code, .risk-head.sev-medium .risk-code{color:var(--cyan);}

/* risk deep dive */
.risk-head{display:flex;align-items:baseline;gap:16px;border-bottom:1px solid var(--panel-border);padding-bottom:16px;margin-bottom:18px;flex-wrap:wrap;}
.risk-code{font-size:clamp(26px,3.2vw,40px);font-weight:800;}
.risk-name{font-size:clamp(18px,2.2vw,28px);color:var(--text);}
.risk-sev{margin-left:auto;font-size:11px;letter-spacing:2px;text-transform:uppercase;padding:4px 10px;border:1px solid currentColor;border-radius:20px;}
.risk-head.sev-critical .risk-sev{color:var(--red);} .risk-head.sev-high .risk-sev{color:var(--amber);} .risk-head.sev-medium .risk-sev{color:var(--cyan);}
.risk-body{display:flex;flex-direction:column;gap:16px;}
.rb-label{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--green-dim);margin-bottom:6px;}
.risk-block p{margin:0;font-size:clamp(13px,1.3vw,16.5px);line-height:1.6;color:var(--text);}

/* tools / attack technique families */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(230px,1fr));gap:14px;margin-top:14px;}
.tool-card{border:1px solid var(--panel-border);border-radius:8px;padding:14px 16px;background:rgba(0,0,0,0.25);}
.tool-name{color:var(--cyan);font-weight:800;font-size:clamp(13px,1.3vw,17px);margin-bottom:6px;}
.tool-d{color:var(--text);font-size:clamp(11.5px,1.05vw,13.5px);line-height:1.5;}
.fam-label{color:var(--red);font-size:11.5px;letter-spacing:2px;text-transform:uppercase;margin:14px 0 8px;}
.fam-group:first-child .fam-label{margin-top:2px;}

/* demo */
.demo-term{margin-top:18px;background:#000;border:1px solid var(--green-dim);border-radius:8px;padding:20px 22px;}
.dt-line{font-size:clamp(13px,1.4vw,18px);white-space:pre-wrap;word-break:break-word;}
.dt-line .prompt{color:var(--green);margin-right:8px;}
.dt-line .cmd{color:var(--cyan);}
.dt-cursor{display:inline-block;width:9px;height:16px;background:var(--green);margin-top:8px;animation:blink 1s steps(1) infinite;}
@keyframes blink{50%{opacity:0;}}
.demo-note{margin-top:18px;color:var(--muted);font-size:clamp(12px,1.15vw,14.5px);border-left:2px solid var(--red);padding-left:12px;}

/* roadmap */
.road-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px;}
.road-card{border:1px solid var(--panel-border);border-radius:8px;padding:16px;background:rgba(0,0,0,0.25);}
.road-n{color:var(--red);font-size:11px;letter-spacing:2px;text-transform:uppercase;}
.road-t{color:var(--green-soft);font-weight:800;font-size:clamp(14px,1.4vw,18px);margin:6px 0 10px;}
.road-card ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.road-card li{font-size:clamp(11px,1.05vw,13px);line-height:1.5;padding-left:14px;position:relative;color:var(--text);}
.road-card li::before{content:"›";position:absolute;left:0;color:var(--cyan);}

/* resource columns */
.rescol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:16px;}
.rescol{border:1px solid var(--panel-border);border-radius:8px;padding:14px 16px;background:rgba(0,0,0,0.25);}
.rescol-label{color:var(--cyan);font-weight:800;font-size:clamp(11.5px,1.15vw,14px);margin-bottom:8px;text-transform:uppercase;letter-spacing:1px;}
.rescol ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px;}
.rescol li{font-size:clamp(10.5px,1vw,12.5px);line-height:1.45;padding-left:12px;position:relative;color:var(--text);}
.rescol li::before{content:"›";position:absolute;left:0;color:var(--green);}

/* closing */
.s-closing{text-align:center;}
.ctext{font-size:clamp(15px,1.6vw,20px);color:var(--muted);margin:10px 0 24px;}
.chandle{color:var(--cyan);letter-spacing:1px;font-size:clamp(14px,1.5vw,18px);}
.csub{color:var(--green-dim);font-size:12px;margin-top:8px;}

/* chrome / nav */
#topbar{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:14px 26px;font-size:11px;letter-spacing:1.5px;color:var(--muted);text-transform:uppercase;pointer-events:none;}
#progress{position:fixed;top:0;left:0;height:3px;background:var(--green);z-index:21;transition:width .25s ease;}
#counter{color:var(--cyan);}
#navhint{position:fixed;bottom:14px;left:50%;transform:translateX(-50%);z-index:20;font-size:11px;color:var(--green-dim);letter-spacing:1px;pointer-events:none;}
.navbtn{position:fixed;top:50%;transform:translateY(-50%);z-index:22;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--panel-border);background:rgba(4,14,10,0.9);color:var(--green);font-size:20px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;}
#prevBtn{left:18px;} #nextBtn{right:18px;}
#fsBtn,#matrixBtn{position:fixed;bottom:16px;z-index:22;background:none;border:1px solid var(--panel-border);color:var(--muted);
  font-family:var(--mono);font-size:10px;letter-spacing:1px;padding:6px 12px;border-radius:14px;cursor:pointer;text-transform:uppercase;}
#fsBtn{right:20px;}
#matrixBtn{right:120px;}
#fsBtn:hover,#matrixBtn:hover{color:var(--green);border-color:var(--green);}

@media (max-width:820px){
  .agenda-list{grid-template-columns:1fr;}
  .risk-grid{grid-template-columns:repeat(2,1fr);}
  .tool-grid{grid-template-columns:1fr;}
  .road-grid{grid-template-columns:1fr;}
  .rescol-grid{grid-template-columns:1fr;}
  .nest-defs{grid-template-columns:1fr;}
}

/* Added for the hosted copy: a way back to the portfolio, and a note for people without JavaScript. */
.backlink {
  position: fixed; top: 14px; left: 18px; z-index: 60;
  font: 500 12px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; text-transform: uppercase;
  color: #7ce8a4; text-decoration: none; padding: 7px 11px; border: 1px solid rgba(124, 232, 164, 0.35);
  border-radius: 999px; background: rgba(2, 10, 6, 0.72); backdrop-filter: blur(6px);
}
.backlink:hover, .backlink:focus-visible { color: #05080a; background: #7ce8a4; }
.nojs { max-width: 46ch; margin: 22vh auto; padding: 0 24px; text-align: center; color: #cfe8d8; font: 400 16px/1.7 system-ui, sans-serif; }
.nojs a { color: #7ce8a4; }
@media (max-width: 720px) { .backlink { top: 10px; left: 10px; font-size: 11px; padding: 6px 9px; } }
@media (max-width: 720px) {
  /* The hint talks about arrow keys and the M key, and on a phone it only lands on top of the buttons. */
  #navhint { display: none; }
  .navbtn { top: auto; bottom: 18px; width: 40px; height: 40px; }
  #prevBtn { left: 12px; }
  #nextBtn { right: 12px; }
}