/* AB84 — personal resume site
   Dark document CV: near-black #0c0c0c, white #fff, cool gray #95959f,
   forest-green accent #165f49, mint LED #b0ffc4, selection #fee420 */

@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/IBMPlexMono-400.woff2) format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url(/assets/fonts/IBMPlexMono-500.woff2) format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/IBMPlexMono-600.woff2) format('woff2')}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
::selection{background:#fee420;color:#000}

:root{
  --bg:#0c0c0c;
  --ink:#ffffff;
  --muted:#95959f;
  --accent:#165f49;
  --led:#b0ffc4;
  --mono:'IBM Plex Mono',ui-monospace,'Cascadia Mono',Consolas,monospace;
  --sans:'Helvetica Neue',Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(0.86,0,0.07,1);
}

html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}

.wrap{max-width:1080px;margin:0 auto;padding:0 32px}

/* ---------- status bar ---------- */
.status{position:sticky;top:0;z-index:50;background:rgba(12,12,12,.88);backdrop-filter:blur(8px);border-bottom:1px solid #1c1c1c}
.status .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:14px;padding-bottom:14px}
.status-id{font-family:var(--mono);font-size:13px;letter-spacing:.04em;color:var(--muted)}
.status-id b{color:var(--ink);font-weight:600}
.led-line{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--led)}
.led{width:8px;height:8px;border-radius:50%;background:var(--led);box-shadow:0 0 8px var(--led);animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

.status nav{display:flex;gap:26px}
.status nav a{font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);position:relative;transition:color .25s var(--ease)}
.status nav a::after{content:'';position:absolute;left:0;bottom:-4px;width:0;height:1px;background:var(--led);transition:width .3s var(--ease)}
.status nav a:hover{color:var(--ink)}
.status nav a:hover::after{width:100%}

/* ---------- hero ---------- */
.hero{min-height:92vh;display:flex;flex-direction:column;justify-content:center;padding:64px 0 48px}
.hero .kicker{font-family:var(--mono);font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:26px;display:flex;align-items:center;gap:12px}
.hero .kicker::before{content:'';width:44px;height:1px;background:var(--accent)}
.hero h1{font-size:clamp(56px,11vw,148px);line-height:.86;letter-spacing:-.03em;font-weight:700}
.hero h1 span{display:block}
.hero .role-line{margin-top:34px;font-size:clamp(18px,2.4vw,26px);color:var(--muted);max-width:640px}
.hero .role-line b{color:var(--ink);font-weight:600}
.hero .tags{margin-top:40px;display:flex;flex-wrap:wrap;gap:10px}
.tag{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;color:var(--muted);border:1px solid #262626;padding:7px 14px;transition:border-color .25s var(--ease),color .25s var(--ease)}
.tag:hover{border-color:var(--accent);color:var(--ink)}
.tag.clearance{color:var(--led);border-color:var(--accent)}
.scroll-hint{margin-top:64px;font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#4a4a52;display:flex;align-items:center;gap:10px}
.scroll-hint::after{content:'↓';animation:drift 2s var(--ease) infinite}
@keyframes drift{0%,100%{transform:translateY(0)}50%{transform:translateY(5px)}}

/* ---------- sections ---------- */
section{padding:88px 0;border-top:1px solid #1c1c1c}
.sec-label{font-family:var(--mono);font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;display:flex;align-items:baseline;gap:14px}
.sec-label .num{color:#3a3a42}
.sec-head{font-size:clamp(28px,4.2vw,44px);line-height:1.05;letter-spacing:-.02em;font-weight:700;margin-bottom:44px;max-width:700px}

/* profile */
.profile p{font-size:clamp(17px,1.6vw,19px);line-height:1.65;color:#cfcfd6;max-width:760px}
.profile p + p{margin-top:18px}
.profile .hl{color:var(--ink);border-bottom:2px solid var(--accent)}

/* experience — date | body grid */
.xp{display:grid;grid-template-columns:190px 1fr;gap:8px 48px}
.xp .when{font-family:var(--mono);font-size:13px;color:var(--muted);letter-spacing:.03em;padding-top:5px}
.xp .what{padding-bottom:52px;border-bottom:1px solid #1c1c1c;margin-bottom:52px}
.xp .what:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.xp h3{font-size:clamp(20px,2.6vw,27px);letter-spacing:-.01em;line-height:1.15}
.xp .org{font-family:var(--mono);font-size:14px;color:var(--accent);margin:8px 0 20px;letter-spacing:.04em}
.xp .stat-line{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:22px;font-family:var(--mono);font-size:12.5px;color:var(--led);letter-spacing:.04em}
.xp ul{list-style:none}
.xp li{color:#b9b9c0;line-height:1.6;padding-left:22px;position:relative;margin-bottom:10px;max-width:720px}
.xp li::before{content:'▸';position:absolute;left:0;color:var(--accent)}

/* certifications */
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#1c1c1c;border:1px solid #1c1c1c}
.cert{background:var(--bg);padding:26px 22px;font-family:var(--mono);transition:background .3s var(--ease)}
.cert:hover{background:#111311}
.cert .code{font-size:15px;font-weight:600;letter-spacing:.02em}
.cert .full{font-size:11.5px;color:var(--muted);margin-top:8px;letter-spacing:.03em;line-height:1.45}

/* skills */
.skills{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.skills h4{font-family:var(--mono);font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.skill-list{list-style:none;column-count:2;column-gap:32px}
.skill-list li{font-size:15px;color:#b9b9c0;padding:9px 0;border-bottom:1px solid #1c1c1c;break-inside:avoid}

/* education */
.edu{display:grid;grid-template-columns:190px 1fr;gap:8px 48px}
.edu .when{font-family:var(--mono);font-size:13px;color:var(--muted);padding-top:4px}
.edu .deg{font-size:clamp(17px,2vw,21px);font-weight:600;letter-spacing:-.01em}
.edu .school{color:var(--muted);margin-top:6px;font-size:15px}
.edu > div:nth-child(2n){padding-bottom:34px;margin-bottom:34px;border-bottom:1px solid #1c1c1c}
.edu > div:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}

/* contact — oversized links */
.contact{padding-bottom:64px}
.contact .big-links{display:flex;flex-direction:column;margin-top:12px}
.big-link{display:flex;align-items:baseline;justify-content:space-between;gap:24px;padding:26px 0;border-bottom:1px solid #262626;font-size:clamp(40px,7.2vw,84px);font-weight:700;line-height:.8;letter-spacing:-.02em;transition:padding .3s var(--ease),color .3s var(--ease)}
.big-link:first-child{border-top:1px solid #262626}
.big-link .arrow{font-size:.55em;color:var(--accent);transition:transform .3s var(--ease),color .3s var(--ease)}
.big-link .sub-note{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.big-link:hover{color:var(--led);padding-left:18px}
.big-link:hover .arrow{transform:translate(6px,-6px);color:var(--led)}
.big-link.download .arrow{transform:none}
.big-link.download:hover .arrow{transform:translateY(6px)}
.contact .alt-note{margin-top:30px;font-family:var(--mono);font-size:13px;color:var(--muted);letter-spacing:.04em;line-height:1.7;max-width:620px}

/* footer */
footer{border-top:1px solid #1c1c1c;padding:44px 0 56px}
footer .wrap{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
footer .privacy{font-family:var(--mono);font-size:12px;color:#4a4a52;letter-spacing:.04em;line-height:1.8;max-width:560px}
footer .privacy b{color:var(--muted)}
footer .sig{font-family:var(--mono);font-size:12px;color:#3a3a42;letter-spacing:.06em}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .certs{grid-template-columns:repeat(2,1fr)}
  .skills{grid-template-columns:1fr;gap:44px}
  .xp,.edu{grid-template-columns:1fr;gap:4px}
  .xp .what{padding-bottom:44px;margin-bottom:44px}
  .edu .when{padding-top:0}
  .status nav{display:none}
}
@media (max-width:560px){
  .hide-m{display:none}
  .wrap{padding:0 22px}
  section{padding:64px 0}
  .hero{min-height:88vh}
  .big-link{font-size:clamp(34px,10vw,52px)}
  .big-link .sub-note{display:none}
  .skill-list{column-count:1}
}
@media (prefers-reduced-motion:reduce){
  .led,.scroll-hint::after{animation:none}
  html{scroll-behavior:auto}
}