/* Retro Computing campaign page, Binary Systems, Inc. Self-contained: no web fonts, no CDNs. */
:root{
  --ink:#e8f3ec; --dim:#9fb8a9; --night:#05090b; --panel:#0b1412; --panel2:#0f1c19;
  --phos:#5cf59a; --phos-dim:#2f9e62; --amber:#ffb84d; --line:rgba(92,245,154,.18);
  --paper:#f4f7f5; --paper-ink:#122019; --link:#005fa5; --sx:#e0322b;
  --ui:"Lucida Grande","Lucida Sans Unicode",Arial,Verdana,sans-serif;
  --mono:Menlo,Monaco,Consolas,"DejaVu Sans Mono","Liberation Mono","Courier New",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--night);color:var(--ink);font-family:var(--ui);font-size:16px;line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--phos)}
a:focus-visible,button:focus-visible,label:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:3px}
code,pre,kbd,.mono{font-family:var(--mono)}
.sx{color:var(--sx);font-weight:bold}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:8px;top:8px;z-index:100;background:#000;color:#fff;padding:8px 14px}

/* Preview ribbon */
.ribbon{background:var(--amber);color:#1b1200;text-align:center;font-size:13px;padding:6px 12px;font-weight:bold}
.ribbon span{font-weight:normal;margin-left:8px}

/* Header */
.nav{position:sticky;top:0;z-index:20;background:rgba(5,9,11,.94);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand img{width:205px;height:auto}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:22px;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-size:14px}
.nav a:hover{color:var(--phos)}
.nav .btn{border:1px solid var(--phos);padding:7px 14px;border-radius:4px;color:var(--phos)}
.nav-toggle,.nav-toggle-btn{display:none}

/* Sections */
section{padding:88px 0;position:relative}
.eyebrow{font-family:var(--mono);color:var(--phos);letter-spacing:.12em;text-transform:uppercase;font-size:13px;margin:0 0 12px}
h1,h2,h3{line-height:1.15;margin:0 0 18px;font-weight:bold}
h1{font-size:clamp(34px,4.6vw,54px);letter-spacing:-.01em}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:20px}
p{margin:0 0 16px}
.lede{font-size:19px;color:var(--dim);max-width:640px}
.band{background:var(--panel)}
.paper{background:var(--paper);color:var(--paper-ink)}
.paper a{color:var(--link)}
.paper .eyebrow{color:#1d7a4a}
.paper .lede{color:#41574b}

/* CRT hero */
.hero{padding:72px 0 96px;background:radial-gradient(ellipse at 70% 30%,#0f2a1e 0%,var(--night) 62%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1 em{font-style:italic;color:var(--phos)}
.hero h1 .l2{display:block;color:var(--dim);font-size:.62em;margin-top:14px;font-weight:normal;letter-spacing:0}
.hero h1 .l2 em{color:var(--phos);font-weight:bold}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn-p,.btn-g{display:inline-block;padding:12px 20px;border-radius:4px;text-decoration:none;font-weight:bold;font-size:15px}
.btn-p{background:var(--phos);color:#03140a}
.btn-p:hover{background:#8dffbd}
.btn-g{border:1px solid var(--dim);color:var(--ink)}
.btn-g:hover{border-color:var(--phos);color:var(--phos)}
.paper .btn-g{color:var(--paper-ink);border-color:#41574b}

.crt{position:relative;background:#020604;border-radius:18px;padding:22px 22px 26px;border:10px solid #1a1f1c;
  box-shadow:0 0 0 1px #2a302c,0 30px 60px rgba(0,0,0,.6),inset 0 0 60px rgba(92,245,154,.08);overflow:hidden}
.crt::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(180deg,rgba(0,0,0,0) 0,rgba(0,0,0,0) 2px,rgba(0,0,0,.22) 3px);border-radius:8px}
.crt pre{margin:0;color:var(--phos);font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word;text-shadow:0 0 6px rgba(92,245,154,.55)}
.crt .muted{color:var(--phos-dim)}
.crt .amb{color:var(--amber);text-shadow:0 0 6px rgba(255,184,77,.5)}
.crt-label{font-family:var(--mono);font-size:11px;color:#59665f;letter-spacing:.14em;text-transform:uppercase;margin-top:12px;text-align:right}
.cursor{display:inline-block;width:.6em;height:1.1em;vertical-align:text-bottom;background:var(--phos);box-shadow:0 0 6px rgba(92,245,154,.7);animation:blink 1.06s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* Pillars */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.card{background:var(--panel2);border:1px solid var(--line);border-top:3px solid var(--phos);border-radius:8px;padding:24px}
.card h3{color:var(--ink)}
.card p{color:var(--dim);font-size:15px;margin:0}
.card .tag{font-family:var(--mono);color:var(--amber);font-size:12px;letter-spacing:.1em;display:block;margin-bottom:10px}

/* Example features */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.facts{list-style:none;margin:20px 0 0;padding:0}
.facts li{padding:10px 0 10px 26px;border-top:1px solid var(--line);position:relative}
.paper .facts li{border-top-color:#d5e0d9}
.facts li::before{content:">";font-family:var(--mono);color:var(--phos);position:absolute;left:4px;top:10px}
.paper .facts li::before{color:#1d7a4a}
.links{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px}
.term{background:#020604;border:1px solid #1d2a24;border-radius:8px;padding:18px;overflow-x:auto}
.term pre{margin:0;color:var(--phos);font-size:13.5px;line-height:1.55;white-space:pre}
.term .muted{color:var(--phos-dim)}
.term-cap{font-size:13px;color:var(--dim);margin-top:10px}
.paper .term-cap{color:#41574b}
.amber .term pre{color:var(--amber)}
.note{font-size:13px;color:var(--dim)}
.paper .note{color:#5a6d62}

/* Stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-top:32px}
.stat{background:var(--panel);padding:22px}
.stat b{display:block;font-family:var(--mono);font-size:30px;color:var(--amber);line-height:1.1;margin-bottom:6px}
.stat span{font-size:14px;color:var(--dim)}

/* DevSecOps */
.disc{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:32px}
.disc div{border-left:3px solid #1d7a4a;padding:4px 0 4px 18px}
.disc h3{font-size:18px;margin-bottom:8px}
.disc p{margin:0;font-size:15px}

/* Timeline */
.tl{list-style:none;margin:36px 0 0;padding:0 0 0 22px;border-left:2px solid var(--line)}
.tl li{position:relative;padding:0 0 26px 18px}
.tl li::before{content:"";position:absolute;left:-29px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--phos);box-shadow:0 0 10px rgba(92,245,154,.6)}
.tl .yr{font-family:var(--mono);color:var(--amber);display:block;font-size:15px;letter-spacing:.06em}
.tl p{margin:2px 0 0;color:var(--dim);max-width:760px}
.tl strong{color:var(--ink)}
.repos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.repo{display:block;text-decoration:none;background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:18px;color:var(--ink)}
.repo:hover{border-color:var(--phos)}
.repo b{font-family:var(--mono);color:var(--phos);display:block;margin-bottom:6px}
.repo span{font-size:14px;color:var(--dim);display:block}
.repo small{font-family:var(--mono);font-size:12px;color:var(--amber);display:block;margin-top:10px}

/* Quote + CTA */
.quote{font-size:clamp(22px,3vw,32px);line-height:1.35;max-width:880px;margin:0 auto;text-align:center}
.quote em{color:var(--phos)}
.quote-src{text-align:center;color:var(--dim);font-size:14px;margin-top:14px}
.cta{text-align:center}
.cta .actions{justify-content:center}

/* Footer */
footer{border-top:1px solid var(--line);padding:32px 0;font-size:13px;color:var(--dim)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
footer img{width:164px}
footer a{color:var(--dim)}

/* Responsive */
@media (max-width:1000px){
  .grid4,.repos,.stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .hero-grid,.feature{grid-template-columns:1fr;gap:32px}
  .disc{grid-template-columns:1fr}
  .nav-toggle-btn{display:block;width:40px;height:40px;cursor:pointer;position:relative}
  .nav-toggle-btn span,.nav-toggle-btn span::before,.nav-toggle-btn span::after{content:"";position:absolute;left:9px;right:9px;height:2px;background:var(--ink)}
  .nav-toggle-btn span{top:19px}.nav-toggle-btn span::before{top:-7px;left:0;right:0}.nav-toggle-btn span::after{top:7px;left:0;right:0}
  .nav nav{display:none;position:absolute;top:100%;left:0;right:0;background:#05090b;border-bottom:1px solid var(--line)}
  .nav-toggle:checked ~ nav{display:block}
  .nav ul{flex-direction:column;align-items:flex-start;padding:12px 24px 20px;gap:14px}
}
@media (max-width:560px){
  .wrap{padding:0 18px}
  section{padding:64px 0}
  .grid4,.repos,.stats{grid-template-columns:1fr}
  .brand img{width:170px}
  .crt{border-width:7px;padding:16px}
  .crt pre{font-size:12.5px}
  .term pre{font-size:12px}
  .lede{font-size:17px}
}
@media (prefers-reduced-motion:reduce){
  .cursor{animation:none}
  *{scroll-behavior:auto!important;transition:none!important}
}
.hero-grid>*,.feature>*,.grid4>*,.repos>*,.stats>*,.disc>*{min-width:0}
/* Mimic screenshot */
.shot{margin:0}
.shot img{display:block;width:100%;height:auto;max-width:582px;border-radius:10px;box-shadow:0 18px 40px rgba(5,9,11,.28)}
.shot figcaption{margin-top:10px;font-size:12.5px;line-height:1.5;color:#5b6b66}