/* ═══ Tokens ═══════════════════════════════════════════════════════════ */
:root{
  --bg:#0a0a0c; --bg-alt:#0f0f13; --surface:#131318; --surface-2:#17171d;
  --ink:#f4f4f7; --muted:#9b9baa; --dim:#6d6d7d;
  --line:rgba(255,255,255,.085); --line-2:rgba(255,255,255,.16);
  --accent:#6366f1; --accent-2:#22d3ee; --accent-dim:rgba(99,102,241,.18);
  --on-accent:#ffffff;
  --max:1180px; --radius:22px;
  --display:"Sora",ui-sans-serif,system-ui,sans-serif;
  --body:"Inter",ui-sans-serif,system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--body);font-size:16px;line-height:1.65;
  font-feature-settings:"cv11","ss01";
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* Film grain — keeps large dark areas from banding */
body::before{
  content:"";position:fixed;inset:-50%;z-index:0;pointer-events:none;opacity:.032;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
main,header,footer{position:relative;z-index:1}

a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
::selection{background:var(--accent);color:var(--on-accent)}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ═══ Scroll progress ══════════════════════════════════════════════════ */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:100%;z-index:100;transform-origin:0 50%;
  transform:scaleX(0);background:linear-gradient(90deg,var(--accent),var(--accent-2));
}

/* ═══ Nav ══════════════════════════════════════════════════════════════ */
.nav-wrap{
  position:sticky;top:0;z-index:50;background:rgba(10,10,12,.72);
  backdrop-filter:blur(20px) saturate(140%);border-bottom:1px solid var(--line);
}
.nav{height:74px;display:flex;align-items:center;justify-content:space-between}
.brand{
  font:700 22px var(--display);letter-spacing:-.045em;color:var(--ink);
  display:inline-block;line-height:1;transition:opacity .2s;
}
.brand:hover{opacity:.75}
.nav-links{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:500}
.nav-links a:not(.nav-cta){color:var(--muted);transition:color .2s}
.nav-links a:not(.nav-cta):hover{color:var(--ink)}
.nav-cta{
  padding:9px 16px;border:1px solid var(--line-2);border-radius:999px;font-weight:600;
  transition:border-color .25s,background .25s,color .25s;
}
.nav-cta:hover{border-color:var(--accent);background:var(--accent-dim);color:var(--accent)}
.menu-toggle{display:none;border:0;background:none;font-size:24px;color:var(--ink);cursor:pointer}

/* ═══ Type ═════════════════════════════════════════════════════════════ */
h1,h2,h3{font-family:var(--display);letter-spacing:-.045em;line-height:1.04;margin:0;font-weight:700}
h1{font-size:clamp(46px,6.4vw,84px);max-width:15ch;letter-spacing:-.052em}
h1 em,h2 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--accent) 0%,var(--accent-2) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.eyebrow{
  font-size:11px;font-weight:600;letter-spacing:.18em;color:var(--dim);
  margin:0 0 18px;font-family:var(--mono);text-transform:uppercase;
}
.status-dot{
  display:inline-block;width:7px;height:7px;background:var(--accent);border-radius:50%;
  margin-right:8px;box-shadow:0 0 0 4px rgba(99,102,241,.14);animation:breathe 2.6s ease-in-out infinite;
}
@keyframes breathe{50%{box-shadow:0 0 0 8px rgba(99,102,241,.05)}}

/* ═══ Buttons ══════════════════════════════════════════════════════════ */
.hero-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap}
.button{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border-radius:999px;padding:14px 22px;font-weight:600;font-size:14px;
  border:1px solid var(--line-2);transition:transform .25s,background .25s,color .25s,border-color .25s,box-shadow .25s;
}
.button:hover{transform:translateY(-2px)}
.button.primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);font-weight:700}
.button.primary:hover{box-shadow:0 10px 34px rgba(99,102,241,.28)}
.button.secondary{background:transparent;color:var(--ink)}
.button.secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}

/* ═══ Hero ═════════════════════════════════════════════════════════════ */
.hero{
  min-height:660px;display:grid;grid-template-columns:1.06fr .94fr;align-items:center;
  gap:60px;padding-top:60px;padding-bottom:70px;position:relative;
}
.hero::before{
  content:"";position:absolute;top:-180px;left:-220px;width:720px;height:720px;
  background:radial-gradient(circle,rgba(99,102,241,.09),transparent 62%);
  pointer-events:none;z-index:-1;
}
.hero::after{
  content:"";position:absolute;bottom:-200px;right:-160px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(34,211,238,.07),transparent 65%);
  pointer-events:none;z-index:-1;
}
.hero-text{font-size:17.5px;color:var(--muted);max-width:60ch;margin:26px 0 32px;line-height:1.7}
.hero-text strong{color:var(--ink);font-weight:600}
.quick-links{display:flex;gap:24px;margin-top:28px;font-size:13px;font-weight:500;flex-wrap:wrap}
.quick-links a{
  color:var(--dim);border-bottom:1px solid transparent;padding-bottom:2px;transition:color .2s,border-color .2s;
}
.quick-links a:hover{color:var(--accent);border-color:var(--accent)}

/* ═══ Hero visual ══════════════════════════════════════════════════════ */
.hero-visual{
  height:470px;position:relative;overflow:hidden;border-radius:28px;
  background:linear-gradient(160deg,#141419,#0d0d11);
  border:1px solid var(--line);box-shadow:0 30px 90px rgba(0,0,0,.55);
}
.grid-plane{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:38px 38px;
  transform:perspective(500px) rotateX(62deg) scale(1.6);transform-origin:center bottom;opacity:.7;
}
.orb{position:absolute;border-radius:50%;filter:blur(2px)}
.orb-a{
  width:230px;height:230px;right:-70px;top:-70px;
  background:radial-gradient(circle at 35% 35%,var(--accent),rgba(99,102,241,.25));
  box-shadow:0 0 130px 30px rgba(99,102,241,.2);animation:float 9s ease-in-out infinite;
}
.orb-b{
  width:170px;height:170px;left:-60px;bottom:-55px;
  background:radial-gradient(circle at 40% 40%,var(--accent-2),transparent 70%);
  opacity:.35;animation:float 11s ease-in-out infinite reverse;
}
@keyframes float{50%{transform:translateY(-18px)}}
.terminal-card{
  position:absolute;width:min(84%,420px);left:8%;top:24%;
  background:rgba(10,10,13,.78);border:1px solid var(--line-2);border-radius:16px;
  box-shadow:0 30px 70px rgba(0,0,0,.6);backdrop-filter:blur(14px);transform:rotate(-1.6deg);
}
.terminal-top{
  height:40px;display:flex;align-items:center;gap:7px;padding:0 14px;
  border-bottom:1px solid var(--line);
}
.terminal-top span{width:9px;height:9px;border-radius:50%;background:#35353e}
.terminal-top span:first-child{background:#ff5f57}
.terminal-top span:nth-child(2){background:#febc2e}
.terminal-top span:nth-child(3){background:#28c840}
.terminal-top small{margin-left:auto;color:var(--dim);font:11px var(--mono)}
.terminal-body{padding:22px;color:#e6e6ec;font:13px/2 var(--mono)}
.terminal-body p{margin:0}
.terminal-body b{color:#4e4e5a;font-weight:400;margin-right:12px}
.accent{color:var(--accent)}
.muted{color:var(--dim)}
.signal{height:44px;display:flex;align-items:flex-end;gap:5px;margin:16px 0}
.signal span{width:7px;background:linear-gradient(180deg,var(--accent),rgba(99,102,241,.4));border-radius:3px;animation:pulse 1.2s infinite ease-in-out}
.signal span:nth-child(1){height:20%;animation-delay:.1s}
.signal span:nth-child(2){height:60%;animation-delay:.2s}
.signal span:nth-child(3){height:90%;animation-delay:.3s}
.signal span:nth-child(4){height:48%;animation-delay:.4s}
.signal span:nth-child(5){height:72%;animation-delay:.5s}
@keyframes pulse{50%{opacity:.35;transform:scaleY(.55)}}

/* ═══ Proof strip ══════════════════════════════════════════════════════ */
.proof{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  display:grid;grid-template-columns:repeat(3,1fr);padding:30px 0;margin-bottom:20px;
}
.proof div{padding:0 28px;border-right:1px solid var(--line)}
.proof div:first-child{padding-left:0}
.proof div:last-child{border:0}
.proof strong{display:block;font:700 30px var(--display);letter-spacing:-.04em;color:var(--accent)}
.proof span{color:var(--dim);font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-family:var(--mono)}

/* ═══ Sections ═════════════════════════════════════════════════════════ */
.section{padding:120px 0}
.section-heading{max-width:760px;margin-bottom:52px}
.section-heading h2{font-size:clamp(36px,4.6vw,60px)}
.section-heading>p:last-child{color:var(--muted);font-size:16px;max-width:66ch;margin-top:22px}
.section-heading>p:last-child strong{color:var(--ink);font-weight:600}
.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ═══ Project cards ════════════════════════════════════════════════════ */
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.project{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px;min-height:380px;position:relative;overflow:hidden;
  transition:transform .35s cubic-bezier(.2,.7,.3,1),border-color .35s,box-shadow .35s;
}
.project::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;
  background:radial-gradient(400px circle at 50% 0%,rgba(99,102,241,.07),transparent 70%);
  opacity:0;transition:opacity .35s;
}
.project:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 22px 60px rgba(0,0,0,.5)}
.project:hover::after{opacity:1}
.project.featured{
  grid-column:span 2;min-height:0;display:grid;grid-template-columns:92px 1fr;gap:25px;
  background:linear-gradient(150deg,#16161c,#101014);border-color:var(--line-2);
}
.project.featured::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),var(--accent-2),transparent);
  opacity:.85;
}
.project-number{font:500 12px var(--mono);color:var(--dim)}
.tag{font-size:10px;letter-spacing:.16em;font-weight:600;color:var(--dim);margin:0 0 15px;font-family:var(--mono)}
.project h3{font-size:clamp(26px,2.6vw,32px);margin-bottom:14px;letter-spacing:-.04em}
.project>p:not(.tag),.featured>div:nth-child(2)>p:not(.tag){color:var(--muted);max-width:70ch;font-size:15px;line-height:1.7}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin:22px 0}
.chips span{
  font-size:11px;border:1px solid var(--line);border-radius:999px;padding:6px 11px;
  color:var(--muted);font-family:var(--mono);background:rgba(255,255,255,.02);
}
.center-action{text-align:center;margin-top:38px}

.metrics{list-style:none;display:flex;flex-wrap:wrap;gap:26px;margin:22px 0 0;padding:0}
.metrics li{font-size:11px;color:var(--dim);line-height:1.35;font-family:var(--mono);letter-spacing:.04em}
.metrics b{display:block;font:700 22px var(--display);letter-spacing:-.04em;color:var(--accent);margin-bottom:2px}

.project-links{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:26px;font-size:13px;font-weight:500}
.project-links a{color:var(--muted);border-bottom:1px solid var(--line-2);padding-bottom:2px;transition:color .2s,border-color .2s}
.project-links a:hover{color:var(--accent);border-color:var(--accent)}
.project-links .link-primary{
  color:var(--on-accent);background:var(--accent);border:1px solid var(--accent);border-bottom-color:var(--accent);
  border-radius:999px;padding:9px 17px;font-weight:700;
  transition:box-shadow .25s,transform .25s;
}
.project-links .link-primary:hover{color:var(--on-accent);box-shadow:0 8px 26px rgba(99,102,241,.3);transform:translateY(-2px)}
.project p code,.case-body code{
  font:500 13px var(--mono);background:rgba(255,255,255,.07);border-radius:5px;
  padding:2px 6px;color:var(--accent);
}
.live-badge{
  display:inline-flex;align-items:center;gap:6px;font:600 10px var(--mono);letter-spacing:.12em;
  color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:4px 10px;
  text-transform:uppercase;
}

/* ═══ Skills ═══════════════════════════════════════════════════════════ */
.skills-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px}
.skill-feature{
  padding:34px;background:linear-gradient(160deg,#16161c,#0e0e12);color:#fff;
  border:1px solid var(--line-2);border-radius:var(--radius);min-height:380px;
  position:relative;overflow:hidden;
}
.skill-feature::after{
  content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(99,102,241,.4);
  border-radius:50%;right:-80px;bottom:-70px;
  box-shadow:0 0 0 30px rgba(99,102,241,.05),0 0 0 60px rgba(99,102,241,.025);
}
.big-symbol{
  font:700 104px var(--display);letter-spacing:-.09em;display:block;
  background:linear-gradient(140deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.skill-feature h3{font-size:29px;margin-top:50px}
.skill-feature p{color:var(--muted);max-width:400px;font-size:15px}
.skill-list>div{
  display:grid;grid-template-columns:44px 200px 1fr;gap:15px;align-items:baseline;
  padding:19px 0;border-bottom:1px solid var(--line);transition:border-color .25s;
}
.skill-list>div:hover{border-color:var(--line-2)}
.skill-list span{font:12px var(--mono);color:var(--dim)}
.skill-list b{font-family:var(--display);font-weight:600;font-size:15px}
.skill-list p{margin:0;color:var(--muted);font-size:14px}

/* ═══ About ════════════════════════════════════════════════════════════ */
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:76px}
.about-copy{font-size:17.5px;color:var(--muted);line-height:1.75}
.about-copy p{margin:0 0 24px}
.about-copy strong{color:var(--ink);font-weight:600}
.principles{list-style:none;margin:32px 0 0;padding:0;border-top:1px solid var(--line)}
.principles li{font-size:15px;line-height:1.65;color:var(--muted);padding:17px 0;border-bottom:1px solid var(--line)}
.principles b{display:block;font-size:14.5px;color:var(--ink);font-weight:600;margin-bottom:3px}

/* ═══ Career strip ═════════════════════════════════════════════════════ */
.dark-section{
  background:linear-gradient(150deg,#101015,#0a0a0c);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.career-strip{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
.career-strip h2{font-size:clamp(34px,4.4vw,58px)}
.career-points{display:grid;gap:8px}
.career-points span{
  padding:15px 0;border-bottom:1px solid var(--line);color:var(--muted);
  font-family:var(--mono);font-size:14px;transition:color .25s,padding-left .25s;
}
.career-points span:hover{color:var(--ink);padding-left:8px}
.career-points span::before{content:"→ ";color:var(--accent)}

/* ═══ Contact + footer ═════════════════════════════════════════════════ */
.contact-section{text-align:center}
.contact-section .section-heading{margin-left:auto;margin-right:auto}
.contact-actions{justify-content:center}
.footer{border-top:1px solid var(--line);padding:28px 0;color:var(--dim);font-size:12px}
.footer .container{display:flex;justify-content:space-between;gap:20px}
.footer a{color:var(--muted);border-bottom:1px solid var(--line-2)}
.footer a:hover{color:var(--accent);border-color:var(--accent)}

/* ═══ Utility ══════════════════════════════════════════════════════════ */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:100;background:var(--accent);color:var(--on-accent);
  padding:12px 18px;border-radius:0 0 12px 0;font-weight:700;font-size:14px;
}
.skip-link:focus{left:0}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1)}
.reveal.visible{opacity:1;transform:none}
.delay-1{transition-delay:.12s}
.cursor-glow{
  position:fixed;width:420px;height:420px;border-radius:50%;pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(99,102,241,.055),transparent 62%);
  transform:translate(-50%,-50%);
}

/* ═══ Responsive ═══════════════════════════════════════════════════════ */
@media(max-width:850px){
  .container{width:min(var(--max),calc(100% - 32px))}
  .nav-links{
    display:none;position:absolute;top:74px;left:0;right:0;background:rgba(10,10,12,.97);
    backdrop-filter:blur(20px);border-bottom:1px solid var(--line);padding:20px;
    flex-direction:column;align-items:flex-start;gap:18px;
  }
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
  .hero{grid-template-columns:1fr;padding-top:56px;min-height:0}
  .hero-visual{height:380px}
  .project-grid{grid-template-columns:1fr}
  .project.featured{grid-column:auto;grid-template-columns:1fr}
  .skills-layout,.about-grid,.career-strip{grid-template-columns:1fr;gap:38px}
  .proof{grid-template-columns:1fr;gap:22px}
  .proof div{border-right:0;padding:0}
  .section{padding:84px 0}
  .skill-list>div{grid-template-columns:34px 1fr}
  .skill-list p{grid-column:2}
  .footer .container{flex-direction:column}
  .portrait{max-width:200px;margin-top:30px}
  .project-links{gap:14px}
}
@media(max-width:520px){
  .hero-text{font-size:16px}
  .hero-visual{height:320px}
  .terminal-body{font-size:11px;padding:18px}
  .project{padding:26px;min-height:0}
  .quick-links{gap:16px}
  .metrics{gap:18px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
.hero-sub{margin-top:-14px;font-size:16px;color:var(--dim)}

/* ═══ Card mini-previews ═══════════════════════════════════════════════ */
.preview{
  border:1px solid var(--line);border-radius:13px;overflow:hidden;margin:0 0 22px;
  background:linear-gradient(160deg,#0e0e13,#0a0a0d);
}
.preview-head{
  display:flex;align-items:center;gap:8px;padding:9px 13px;
  border-bottom:1px solid var(--line);
  font:600 9.5px var(--mono);letter-spacing:.14em;color:var(--dim);
}
.pv-dot{width:6px;height:6px;border-radius:50%;background:var(--dim);flex:none}
.pv-dot.live{background:var(--accent);animation:breathe 2s ease-in-out infinite}
.preview-body{padding:14px 15px;font:11.5px/1.85 var(--mono);color:#a9a9b8}
.preview-body p{margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pv-cmd{color:var(--accent);font-weight:600}
.pv-arrow{color:#4a4a58}
.pv-key{color:var(--accent-2);font-weight:500}
.pv-str{color:#e2c08d}
.pv-ok{color:var(--accent)}
.pv-bad{color:#e8836f}
.pv-dim{color:#55555f}
.pv-done{margin-top:7px!important;padding-top:8px;border-top:1px solid var(--line)}
.featured .preview-body{font-size:12px}
.featured .preview{background:linear-gradient(160deg,#0c0c11,#08080b)}
@media(max-width:520px){.preview-body{font-size:10px;padding:12px}.preview-head{font-size:8.5px}}

/* ═══ Experience timeline ══════════════════════════════════════════════ */
.timeline{list-style:none;margin:0;padding:0;counter-reset:tl}
.timeline li{
  display:grid;grid-template-columns:210px 1fr;gap:44px;padding:34px 0;
  border-top:1px solid var(--line);
}
.timeline li:last-child{border-bottom:1px solid var(--line)}
.tl-when{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.tl-dates{font:500 12px var(--mono);letter-spacing:.08em;color:var(--dim);text-transform:uppercase}
.tl-what h3{font-size:21px;letter-spacing:-.03em;margin:0 0 6px}
.tl-org{font:500 13px var(--mono);color:var(--accent-2);margin:0 0 16px;letter-spacing:.02em}
.tl-what ul{margin:0;padding:0 0 0 18px;list-style:none}
.tl-what li{
  display:list-item;grid-template-columns:none;gap:0;padding:0 0 10px;border:0!important;
  position:relative;font-size:15px;color:var(--muted);line-height:1.7;
}
.tl-what li::before{content:"—";position:absolute;left:-18px;color:var(--dim)}
.tl-what strong{color:var(--accent)}
@media(max-width:850px){
  .timeline li{grid-template-columns:1fr;gap:14px;padding:26px 0}
  .tl-when{flex-direction:row;align-items:center;gap:12px}
}
.tl-type{font:500 11px var(--mono);letter-spacing:.1em;color:var(--accent);text-transform:uppercase;margin-left:8px;vertical-align:middle}
.tl-type-pill{font:600 10px var(--mono);letter-spacing:.12em;color:var(--dim);border:1px solid var(--line-2);border-radius:999px;padding:4px 10px;text-transform:uppercase}

/* ═══ Portrait ═════════════════════════════════════════════════════════ */
.portrait{margin:38px 0 0;max-width:260px}
.portrait img{
  display:block;width:100%;height:auto;border-radius:16px;
  border:1px solid var(--line-2);
  box-shadow:0 18px 44px rgba(0,0,0,.5);
}
.portrait figcaption{
  font:500 11px var(--mono);color:var(--dim);margin-top:14px;
  letter-spacing:.1em;text-transform:uppercase;
}
@media(max-width:850px){.portrait{max-width:200px;margin-top:28px}}