/* ═══════════════════════════════════════════════════════════
   iam.tanitstark.com · THE ENGINEER'S HOLOTABLE
   Personal portfolio — shares the Stark/JARVIS holo language
   with the command deck, tuned for a scroll narrative.
   ═══════════════════════════════════════════════════════════ */
:root{
  --bg:#000308;
  --cyan:#00c8ff; --cyan-2:#4ae3ff; --cyan-hi:#7be0ff;
  --amber:#ffb84d; --red:#ff3b3b; --green:#3fff9a;
  --ink:#d6f2ff; --muted:#5a91a8; --muted-2:#33637a;
  --panel:rgba(4,20,34,.55);
  --stroke:rgba(0,200,255,.22); --stroke-hot:rgba(0,200,255,.6);
  --glow:0 0 8px rgba(0,200,255,.5), 0 0 22px rgba(0,200,255,.2);
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Chakra Petch',sans-serif;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-family:'Orbitron',sans-serif}

/* ── background layers ── */
#bgCanvas{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.9}
.grid-fade{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1200px 700px at 50% -10%, rgba(0,60,95,.28), transparent 60%),
    radial-gradient(900px 600px at 90% 110%, rgba(0,40,70,.2), transparent 60%);
}
.visor{position:fixed;inset:0;z-index:40;pointer-events:none;
  background:
    radial-gradient(150% 100% at 50% 40%,transparent 62%,rgba(0,4,8,.5) 86%,rgba(0,2,5,.9) 100%),
    repeating-linear-gradient(0deg,rgba(10,40,60,.10) 0 1px,transparent 1px 4px);
}

/* ── boot veil ── */
#boot{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:20px;background:var(--bg);
  transition:opacity .7s ease;font-family:'Share Tech Mono',monospace;color:var(--cyan);
}
#boot.done{opacity:0;pointer-events:none}
.boot-core{width:190px;height:190px;filter:drop-shadow(0 0 30px rgba(0,200,255,.55))}
.bc-slow{transform-origin:100px 100px;animation:spin 9s linear infinite}
.bc-fast{transform-origin:100px 100px;animation:spin 3s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.boot-txt{font-size:12px;letter-spacing:.5em;opacity:.85;animation:blink 1.4s ease infinite}
@keyframes blink{50%{opacity:.4}}

/* ── nav ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 26px;transition:background .3s,border-color .3s,padding .3s;
  border-bottom:1px solid transparent;
}
.nav.solid{background:rgba(0,6,12,.72);backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);border-bottom-color:var(--stroke);padding:9px 26px}
.nav-mark{font-family:'Orbitron',sans-serif;font-weight:900;letter-spacing:.28em;
  font-size:15px;color:#fff;text-shadow:var(--glow)}
.nav-links{display:flex;gap:22px}
.nav-links a{font-family:'Share Tech Mono',monospace;font-size:11px;letter-spacing:.2em;
  color:var(--muted);position:relative;padding:4px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--cyan);box-shadow:0 0 6px var(--cyan);transition:width .25s}
.nav-links a:hover,.nav-links a.active{color:var(--cyan-2)}
.nav-links a.active::after,.nav-links a:hover::after{width:100%}
.nav-tools{display:flex;gap:8px;align-items:center}
.chip{font-family:'Orbitron',sans-serif;font-size:10px;letter-spacing:.15em;
  color:var(--cyan);border:1px solid var(--stroke);padding:6px 11px;cursor:pointer;
  background:rgba(0,200,255,.06);clip-path:polygon(6px 0,100% 0,calc(100% - 6px) 100%,0 100%);
  transition:all .2s}
.chip:hover{border-color:var(--stroke-hot);color:var(--cyan-2);background:rgba(0,200,255,.14)}
.chip.go{color:var(--amber);border-color:rgba(255,184,77,.4)}
.chip.go:hover{background:rgba(255,184,77,.12)}

/* ── hero ── */
.hero{position:relative;min-height:100vh;display:grid;place-items:center;
  text-align:center;padding:120px 24px 80px;z-index:2}
.hero-core{position:absolute;top:50%;left:50%;width:min(78vw,620px);
  transform:translate(-50%,-54%);z-index:-1;opacity:.9;
  filter:drop-shadow(0 0 26px rgba(0,180,255,.3));pointer-events:none}
.hc-svg{width:100%;height:auto;display:block}
.hc-ring{transform-origin:260px 260px}
.hc-r1{animation:spin 90s linear infinite}
.hc-r2{animation:spin 60s linear infinite reverse}
.hc-r3{animation:spin 24s linear infinite}
.hc-r4{animation:spin 40s linear infinite reverse}
.hc-r5{animation:spin 30s linear infinite}
#hcTicks line{stroke:#00c8ff;opacity:.5}
.hero-id{position:relative;z-index:2;max-width:720px}
.hero-kick{font-family:'Share Tech Mono',monospace;font-size:12px;letter-spacing:.4em;
  color:var(--amber);margin-bottom:10px;opacity:.9}
.hero-name{font-weight:900;font-size:clamp(56px,13vw,132px);letter-spacing:.16em;
  color:#fff;line-height:.95;text-shadow:0 0 30px rgba(0,200,255,.6),0 0 80px rgba(0,150,255,.3)}
.hero-role{font-family:'Share Tech Mono',monospace;font-size:clamp(10px,2.2vw,14px);
  letter-spacing:.32em;color:var(--cyan);margin-top:14px}
.hero-line{font-size:clamp(14px,2.4vw,17px);line-height:1.7;color:var(--ink);
  max-width:620px;margin:22px auto 0;opacity:.92}
.hero-cta{display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.btn{font-family:'Orbitron',sans-serif;font-size:12px;letter-spacing:.2em;font-weight:700;
  color:var(--cyan);border:1px solid var(--stroke-hot);padding:12px 24px;cursor:pointer;
  background:rgba(0,200,255,.06);clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%);
  transition:all .2s}
.btn:hover{background:rgba(0,200,255,.16);color:#fff;box-shadow:var(--glow);transform:translateY(-1px)}
.btn.primary{background:var(--cyan);color:#001018;border-color:var(--cyan);box-shadow:0 0 16px rgba(0,200,255,.5)}
.btn.primary:hover{background:#fff;box-shadow:0 0 26px #fff}
.btn.big{padding:15px 30px;font-size:13px}
.hero-stats{position:absolute;bottom:96px;left:50%;transform:translateX(-50%);
  display:flex;gap:34px;z-index:2;flex-wrap:wrap;justify-content:center}
.hstat{text-align:center}
.hstat b{display:block;font-family:'Orbitron',sans-serif;font-weight:900;font-size:30px;
  color:var(--cyan-2);text-shadow:var(--glow)}
.hstat em{font-family:'Share Tech Mono',monospace;font-style:normal;font-size:9px;
  letter-spacing:.2em;color:var(--muted)}
.scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  width:24px;height:38px;border:1px solid var(--stroke-hot);border-radius:12px;z-index:2}
.scroll-hint span{position:absolute;top:7px;left:50%;width:3px;height:7px;margin-left:-1.5px;
  background:var(--cyan);border-radius:2px;animation:scrolldot 1.6s ease infinite}
@keyframes scrolldot{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* ── section base ── */
.sec{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:90px 24px}
.sec-head{display:flex;align-items:center;gap:16px;margin-bottom:38px}
.sec-no{font-family:'Share Tech Mono',monospace;font-size:12px;color:var(--amber);
  letter-spacing:.2em;opacity:.8}
.sec-head h2{font-weight:900;font-size:clamp(24px,4vw,38px);letter-spacing:.18em;
  color:#fff;text-shadow:var(--glow)}
.sec-rule{flex:1;height:1px;background:linear-gradient(90deg,var(--stroke-hot),transparent)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);
  transition:opacity .7s cubic-bezier(.16,.8,.3,1),transform .7s cubic-bezier(.16,.8,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ── about ── */
.about-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:30px}
.about-main .lede{font-size:20px;line-height:1.6;color:#fff;font-weight:500;margin:0 0 18px}
.about-main p{font-size:15px;line-height:1.8;color:var(--ink);opacity:.9;margin:0 0 14px}
.about-facts{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.about-facts li{display:flex;flex-direction:column;gap:2px;padding:12px 14px;
  background:var(--panel);border:1px solid var(--stroke);
  border-left:2px solid var(--cyan);
  clip-path:polygon(8px 0,100% 0,100% 100%,0 100%,0 8px)}
.about-facts em{font-family:'Share Tech Mono',monospace;font-style:normal;font-size:9px;
  letter-spacing:.25em;color:var(--muted)}
.about-facts b{font-weight:500;font-size:14px;color:var(--ink)}
.about-facts b.ok{color:var(--green)}

/* ── work grid ── */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.fbtn{font-family:'Share Tech Mono',monospace;font-size:10px;letter-spacing:.15em;
  color:var(--muted);border:1px solid var(--stroke);background:transparent;padding:7px 13px;
  cursor:pointer;clip-path:polygon(6px 0,100% 0,calc(100% - 6px) 100%,0 100%);transition:all .18s}
.fbtn:hover{color:var(--cyan);border-color:var(--stroke-hot)}
.fbtn.act{background:rgba(0,200,255,.16);color:var(--cyan-2);border-color:var(--cyan);
  box-shadow:inset 0 0 10px rgba(0,200,255,.2)}
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

.card{position:relative;display:flex;flex-direction:column;
  background:linear-gradient(160deg,rgba(5,24,40,.6),rgba(1,10,20,.45));
  border:1px solid var(--stroke);padding:18px 16px 16px;overflow:hidden;
  clip-path:polygon(16px 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%,0 16px);
  transition:transform .25s,border-color .25s,box-shadow .25s;
  cursor:pointer;min-height:210px;
}
.card::before{content:"";position:absolute;left:0;top:16px;width:2px;height:26px;
  background:var(--acc,var(--cyan));box-shadow:0 0 8px var(--acc,var(--cyan))}
.card:hover{transform:translateY(-5px);border-color:var(--acc,var(--cyan));
  box-shadow:0 10px 34px rgba(0,0,0,.5),0 0 22px color-mix(in srgb,var(--acc,var(--cyan)) 30%,transparent)}
.card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:12px}
.card-ico{width:44px;height:44px;display:grid;place-items:center;font-size:20px;
  color:var(--acc,var(--cyan));border:1px solid var(--stroke);
  background:color-mix(in srgb,var(--acc,var(--cyan)) 10%,transparent);
  clip-path:polygon(7px 0,100% 0,calc(100% - 7px) 100%,0 100%);
  text-shadow:0 0 8px var(--acc,var(--cyan))}
.card-badge{font-family:'Share Tech Mono',monospace;font-size:8px;letter-spacing:.2em;
  color:var(--acc,var(--cyan));border:1px solid color-mix(in srgb,var(--acc,var(--cyan)) 45%,transparent);
  padding:3px 7px;white-space:nowrap}
.card h3{font-size:16px;letter-spacing:.06em;color:#fff;margin-bottom:6px}
.card-blurb{font-size:12.5px;line-height:1.55;color:var(--ink);opacity:.82;flex:1}
.card-tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:12px}
.card-tags span{font-family:'JetBrains Mono',monospace;font-size:9px;color:var(--muted);
  border:1px solid var(--stroke);padding:2px 6px;letter-spacing:.02em}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px;
  padding-top:10px;border-top:1px dashed rgba(0,200,255,.16)}
.card-status{font-family:'Share Tech Mono',monospace;font-size:9px;letter-spacing:.15em;color:var(--green)}
.card-status::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--green);box-shadow:0 0 7px var(--green);margin-right:6px;animation:blink 1.6s ease infinite;vertical-align:middle}
.card-open{font-family:'Share Tech Mono',monospace;font-size:10px;letter-spacing:.15em;
  color:var(--acc,var(--cyan));opacity:.85}
.card:hover .card-open{opacity:1;text-shadow:0 0 8px var(--acc,var(--cyan))}
.card.hide{display:none}

/* ── stack ── */
.stack-wrap{display:flex;flex-wrap:wrap;gap:9px}
.tag{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--cyan);
  border:1px solid var(--stroke);padding:8px 13px;background:rgba(0,200,255,.05);
  clip-path:polygon(7px 0,100% 0,calc(100% - 7px) 100%,0 100%);transition:all .18s}
.tag:hover{color:#fff;border-color:var(--stroke-hot);background:rgba(0,200,255,.14);text-shadow:var(--glow)}
.tag em{font-style:normal;color:var(--muted);margin-right:6px}

/* ── infra ── */
.infra-lede{font-size:17px;line-height:1.7;color:#fff;max-width:760px;margin:0 0 26px}
.infra-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:28px}
.istat{background:var(--panel);border:1px solid var(--stroke);padding:16px 14px;text-align:center;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px)}
.istat b{display:block;font-family:'Orbitron',sans-serif;font-weight:900;font-size:26px;
  color:var(--cyan-2);text-shadow:var(--glow)}
.istat em{font-family:'Share Tech Mono',monospace;font-style:normal;font-size:10px;
  letter-spacing:.12em;color:var(--muted);margin-top:4px;display:block}
.infra-diagram{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:center;
  padding:20px;background:var(--panel);border:1px solid var(--stroke);
  clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px)}
.node{font-family:'Share Tech Mono',monospace;font-size:11px;letter-spacing:.08em;
  color:var(--cyan);border:1px solid var(--stroke-hot);padding:7px 12px;
  background:rgba(0,200,255,.07);white-space:nowrap}
.node.core{color:#001018;background:var(--cyan);font-weight:700;box-shadow:0 0 14px rgba(0,200,255,.5)}
.node.amber{color:var(--amber);border-color:rgba(255,184,77,.4);background:rgba(255,184,77,.06)}
.node-arrow{color:var(--muted-2);font-size:14px}

/* ── contact ── */
.contact{text-align:center;padding-bottom:70px}
.contact .sec-head{justify-content:center}
.contact .sec-rule{display:none}
.contact-line{font-size:clamp(18px,3vw,26px);line-height:1.5;color:#fff;
  max-width:640px;margin:0 auto 30px;font-weight:500}
.contact-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ── footer ── */
.foot{position:relative;z-index:2;display:flex;justify-content:space-between;gap:14px;
  flex-wrap:wrap;max-width:var(--maxw);margin:0 auto;padding:24px;
  border-top:1px solid var(--stroke);font-family:'Share Tech Mono',monospace;
  font-size:10px;letter-spacing:.15em;color:var(--muted)}
.foot span:first-child{color:var(--cyan);font-family:'Orbitron',sans-serif;font-weight:700;letter-spacing:.2em}

/* ── preboot: hide until JS boots ── */
.preboot main,.preboot .nav,.preboot .foot{opacity:0}
.booted main,.booted .nav,.booted .foot{opacity:1;transition:opacity .6s ease}

/* ── scrollbar ── */
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-thumb{background:var(--cyan-dim,#0a5870);border-radius:4px}
::-webkit-scrollbar-track{background:#01060c}

/* ── responsive ── */
@media(max-width:900px){
  .about-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .infra-stats{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}
}
@media(max-width:560px){
  .work-grid{grid-template-columns:1fr}
  .hero-stats{gap:20px;bottom:74px}
  .hstat b{font-size:24px}
  .sec{padding:64px 18px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  #bgCanvas{display:none}
  .hc-ring,.bc-slow,.bc-fast,.scroll-hint span,.card-status::before,.boot-txt{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
}