/* ============ TOKENS ============ */
:root{
  /* dark (default) — Resend-faithful: near-black, mono accents */
  --bg:#0a0a0a;
  --bg-2:#0e0e0e;
  --surface:rgba(255,255,255,.022);
  --surface-2:rgba(255,255,255,.04);
  --border:rgba(255,255,255,.09);
  --border-2:rgba(255,255,255,.14);
  --fg:#f4f4f5;
  --fg-strong:#ffffff;
  --muted:#a1a1aa;
  --faint:#6b6b73;
  --accent:#ffffff;
  --glow:rgba(255,255,255,.06);
  --ring:rgba(255,255,255,.55);
  --shadow:0 1px 0 rgba(255,255,255,.04) inset, 0 20px 50px -30px rgba(0,0,0,.9);
  color-scheme:dark;
}
:root[data-theme="light"]{
  --bg:#ffffff;
  --bg-2:#fafafa;
  --surface:rgba(0,0,0,.018);
  --surface-2:rgba(0,0,0,.035);
  --border:rgba(0,0,0,.1);
  --border-2:rgba(0,0,0,.16);
  --fg:#18181b;
  --fg-strong:#0a0a0a;
  --muted:#52525b;
  --faint:#8a8a93;
  --accent:#0a0a0a;
  --glow:rgba(0,0,0,.04);
  --ring:rgba(0,0,0,.5);
  --shadow:0 1px 0 rgba(255,255,255,.6) inset, 0 18px 44px -34px rgba(0,0,0,.4);
  color-scheme:light;
}

/* ============ BASE ============ */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  letter-spacing:-.011em;overflow-x:hidden;
  transition:background .35s ease,color .35s ease;
}
.mono{font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--fg-strong);color:var(--bg)}

.wrap{max-width:1080px;margin:0 auto;padding:0 28px}

/* eyebrow / section label — the signature mono device */
.eyebrow{
  font-family:"JetBrains Mono",monospace;font-size:12px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--faint);
  display:inline-flex;align-items:center;gap:10px;margin:0 0 22px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--border-2)}
.eyebrow .idx{color:var(--muted)}

h1,h2,h3{font-weight:600;letter-spacing:-.03em;color:var(--fg-strong);margin:0}
.section{padding:104px 0;border-top:1px solid var(--border)}
.section-head{margin-bottom:46px}
.section-head h2{font-size:clamp(26px,4.2vw,38px);line-height:1.1}
.section-head p{color:var(--muted);max-width:54ch;margin:16px 0 0;font-size:16.5px}

/* ============ NAV ============ */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(160%) blur(14px);
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  border-bottom:1px solid var(--border);
}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:11px;font-weight:600;letter-spacing:-.02em;color:var(--fg-strong)}
.brand .dot{
  width:26px;height:26px;border-radius:7px;background:var(--fg-strong);color:var(--bg);
  display:grid;place-items:center;font-family:"JetBrains Mono",monospace;font-weight:700;font-size:14px;
}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
  font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--muted);
  letter-spacing:.01em;transition:color .2s;
}
.nav-links a:hover{color:var(--fg-strong)}
.nav-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}

/* segmented control (theme + lang) */
.seg{display:inline-flex;border:1px solid var(--border);border-radius:9px;padding:3px;background:var(--surface);gap:2px}
.seg button{
  appearance:none;border:0;background:transparent;cursor:pointer;color:var(--faint);
  font-family:"JetBrains Mono",monospace;font-size:12px;font-weight:500;
  padding:5px 9px;border-radius:6px;line-height:1;transition:all .18s;letter-spacing:.02em;
}
.seg button:hover{color:var(--fg)}
.seg button[aria-pressed="true"]{background:var(--surface-2);color:var(--fg-strong)}
.icon-seg button{padding:6px;display:grid;place-items:center}
.icon-seg svg{width:15px;height:15px;display:block}

/* ============ HERO ============ */
.hero{padding:74px 0 96px;position:relative}
.hero::before{
  content:"";position:absolute;inset:-10% 30% 40% -10%;z-index:-1;
  background:radial-gradient(60% 60% at 30% 20%,var(--glow),transparent 70%);
  filter:blur(20px);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:56px;align-items:center}
.status{
  display:inline-flex;align-items:center;gap:9px;font-family:"JetBrains Mono",monospace;
  font-size:12.5px;color:var(--muted);border:1px solid var(--border);border-radius:999px;
  padding:6px 13px;background:var(--surface);letter-spacing:.02em;
}
.status .pulse{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.55);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(34,197,94,.5)}70%{box-shadow:0 0 0 8px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.hero h1{font-size:clamp(40px,7vw,72px);line-height:1.02;margin:26px 0 0;letter-spacing:-.04em}
.hero .role{font-family:"JetBrains Mono",monospace;font-size:clamp(15px,2.4vw,19px);color:var(--muted);margin:20px 0 0;font-weight:500}
.hero .role .cursor{display:inline-block;width:9px;height:1.05em;background:var(--fg-strong);margin-left:4px;vertical-align:-2px;animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero .lede{color:var(--muted);font-size:17.5px;max-width:46ch;margin:26px 0 0}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}

.btn{
  display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:500;
  padding:11px 18px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,background .2s,border-color .2s;font-family:inherit;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--fg-strong);color:var(--bg);border-color:var(--fg-strong)}
.btn-primary:hover{opacity:.9}
.btn-ghost{background:var(--surface);color:var(--fg-strong);border-color:var(--border-2)}
.btn-ghost:hover{background:var(--surface-2)}
.btn .arr{font-family:"JetBrains Mono",monospace}

/* hero photo */
.portrait{position:relative}
.portrait .frame{
  border:1px solid var(--border-2);border-radius:18px;overflow:hidden;background:var(--surface);
  box-shadow:var(--shadow);position:relative;
}
.portrait img{
  width:100%;aspect-ratio:1;object-fit:cover;
}
.portrait .tag{
  position:absolute;left:12px;bottom:12px;font-family:"JetBrains Mono",monospace;font-size:11px;
  color:var(--fg-strong);background:color-mix(in srgb,var(--bg) 78%,transparent);
  border:1px solid var(--border);border-radius:7px;padding:5px 9px;letter-spacing:.03em;backdrop-filter:blur(6px);
}

/* ============ MARQUEE (stack ticker) ============ */
.ticker{border-top:1px solid var(--border);border-bottom:1px solid var(--border);overflow:hidden;padding:18px 0;background:var(--bg-2)}
.ticker-row{display:flex;gap:42px;width:max-content;animation:scroll 32s linear infinite;will-change:transform}
.ticker:hover .ticker-row{animation-play-state:paused}
.ticker span{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--faint);letter-spacing:.04em;white-space:nowrap}
.ticker span b{color:var(--muted);font-weight:500}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ============ METRICS ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--surface)}
.metric{padding:30px 26px;border-right:1px solid var(--border)}
.metric:last-child{border-right:0}
.metric .num{font-size:clamp(30px,4.5vw,42px);font-weight:600;letter-spacing:-.04em;color:var(--fg-strong);line-height:1}
.metric .lbl{font-family:"JetBrains Mono",monospace;font-size:11.5px;color:var(--muted);margin-top:12px;letter-spacing:.03em;line-height:1.45}

/* ============ ABOUT ============ */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.about-grid p{color:var(--muted);font-size:16.5px;margin:0 0 18px}
.about-grid p b{color:var(--fg-strong);font-weight:600}
.about-side{border-left:1px solid var(--border);padding-left:28px}
.fact{margin-bottom:22px}
.fact .k{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.fact .v{color:var(--fg-strong);margin-top:5px;font-size:15px}

/* ============ WORK ============ */
.job{
  display:grid;grid-template-columns:200px 1fr;gap:28px;padding:30px 0;border-top:1px solid var(--border);
}
.job:first-of-type{border-top:0;padding-top:0}
.job .when{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--faint)}
.job .when .now{display:inline-block;margin-top:8px;color:var(--fg-strong);border:1px solid var(--border-2);border-radius:999px;padding:2px 9px;font-size:11px}
.job h3{font-size:19px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.job h3 .co{color:var(--muted);font-weight:500;font-size:15px}
.job p{color:var(--muted);margin:12px 0 0;font-size:15.5px}
.job ul{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:9px}
.job li{position:relative;padding-left:20px;color:var(--muted);font-size:15px}
.job li::before{content:"→";position:absolute;left:0;font-family:"JetBrains Mono",monospace;color:var(--faint)}

/* ============ PROJECTS ============ */
.projects{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{
  border:1px solid var(--border);border-radius:16px;padding:26px;background:var(--surface);
  transition:border-color .25s,transform .25s,background .25s;position:relative;overflow:hidden;
  display:flex;flex-direction:column;min-height:230px;
}
.card:hover{border-color:var(--border-2);transform:translateY(-3px);background:var(--surface-2)}
.card .top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.card .badge{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:6px;padding:4px 8px;letter-spacing:.03em}
.card .badge.live{color:#22c55e;border-color:rgba(34,197,94,.35)}
.card .icn{width:38px;height:38px;border-radius:10px;border:1px solid var(--border-2);display:grid;place-items:center;font-family:"JetBrains Mono",monospace;font-weight:700;color:var(--fg-strong);background:var(--bg-2)}
.card h3{font-size:20px;margin-bottom:9px}
.card p{color:var(--muted);font-size:15px;margin:0;flex:1}
.card .stack{display:flex;flex-wrap:wrap;gap:6px;margin-top:20px}
.card .stack span{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);border:1px solid var(--border);border-radius:999px;padding:3px 9px}

/* ============ STACK ============ */
.stack-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stack-col{border:1px solid var(--border);border-radius:14px;padding:24px;background:var(--surface)}
.stack-col .k{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:16px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:13.5px;color:var(--fg);border:1px solid var(--border-2);border-radius:8px;padding:6px 12px;background:var(--bg-2);transition:border-color .2s,color .2s}
.chip:hover{border-color:var(--ring);color:var(--fg-strong)}

/* ============ CONTACT ============ */
.contact{text-align:center;padding:118px 0}
.contact h2{font-size:clamp(30px,6vw,54px);line-height:1.05;letter-spacing:-.04em}
.contact p{color:var(--muted);max-width:46ch;margin:20px auto 0;font-size:17px}
.contact .mailto{display:inline-flex;margin-top:34px}
.socials{display:flex;justify-content:center;gap:10px;margin-top:30px;flex-wrap:wrap}
.social{
  display:inline-flex;align-items:center;gap:9px;font-family:"JetBrains Mono",monospace;font-size:13px;
  color:var(--muted);border:1px solid var(--border);border-radius:10px;padding:9px 14px;background:var(--surface);
  transition:border-color .2s,color .2s,transform .15s;
}
.social:hover{color:var(--fg-strong);border-color:var(--border-2);transform:translateY(-2px)}
.social svg{width:15px;height:15px}

/* ============ FOOTER ============ */
.footer{border-top:1px solid var(--border);padding:34px 0}
.footer-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer .mono{font-size:12.5px;color:var(--faint)}
.footer a.mono:hover{color:var(--fg)}

/* ============ REVEAL ANIM ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ============ FOCUS ============ */
:focus-visible{outline:2px solid var(--ring);outline-offset:3px;border-radius:4px}

/* ============ RESPONSIVE ============ */
@media (max-width:880px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .portrait{max-width:320px}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .about-side{border-left:0;border-top:1px solid var(--border);padding-left:0;padding-top:26px}
  .metrics{grid-template-columns:1fr 1fr}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--border)}
  .projects,.stack-grid{grid-template-columns:1fr}
  .job{grid-template-columns:1fr;gap:10px}
  .nav-links{display:none}
}
@media (max-width:520px){
  .wrap{padding:0 20px}
  .section{padding:74px 0}
  .nav-in{height:58px}
  .brand span:not(.dot){font-size:15px}
  .seg button{padding:4px 7px;font-size:11px}
  .icon-seg button{padding:5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
}