:root{
  --bg:#090b0e;
  --bg2:#0d1116;
  --panel:#11161d;
  --panel2:#151b23;
  --text:#f5f7fa;
  --muted:#a9b3be;
  --faint:#6f7b87;
  --line:#29323d;
  --blue:#8eb8ff;
  --blue2:#c8dbff;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.58}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max),calc(100% - 42px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(9,11,14,.88);backdrop-filter:blur(15px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-row{height:70px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:13px;font:700 15px "Space Grotesk",sans-serif}
nav{display:flex;gap:26px;color:var(--muted);font-size:14px}
nav a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;background:var(--text);color:#080a0d;font-weight:700;font-size:14px;border:1px solid var(--text)}
.btn.secondary{background:transparent;color:var(--text);border-color:var(--line)}
.btn.small{padding:9px 14px;font-size:13px}
.eyebrow{margin:0 0 14px;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.section{padding:92px 0}
.section-alt{background:var(--bg2)}
.hero{padding:112px 0 86px}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:58px;align-items:center}
h1,h2,h3{font-family:"Space Grotesk",sans-serif;line-height:1.08;margin-top:0}
h1{font-size:clamp(54px,7vw,98px);letter-spacing:-.055em;margin-bottom:24px}
h2{font-size:clamp(34px,4.5vw,55px);letter-spacing:-.04em;margin-bottom:10px}
h3{font-size:23px;letter-spacing:-.025em}
.hero-copy{max-width:760px;margin:0 0 28px;color:var(--muted);font-size:19px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-visual{border:1px solid var(--line);border-radius:26px;overflow:hidden;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.28)}
.hero-visual img{width:100%;height:440px;object-fit:cover}
.hero-visual figcaption{background:var(--panel);color:var(--muted);font-size:12px;padding:12px 15px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:45px}
.stat{padding-top:13px;border-top:1px solid var(--line)}
.stat strong{display:block;font-size:18px}
.stat span{display:block;color:var(--muted);font-size:11px;margin-top:3px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}
.section-head>p{max-width:580px;color:var(--muted);margin:0}
.project-list{display:grid;gap:22px}
.project-card{display:grid;grid-template-columns:1.03fr .97fr;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:var(--panel)}
.project-card:nth-child(even) .project-image{order:2}
.project-card:nth-child(even) .project-copy{order:1}
.project-image{min-height:390px;background:#fff}
.project-image img{width:100%;height:100%;object-fit:cover}
.project-copy{padding:34px;display:flex;flex-direction:column;justify-content:center}
.kicker{color:var(--faint);font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 10px}
.project-copy p{color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 22px}
.tags span{border:1px solid var(--line);border-radius:999px;padding:6px 9px;font-size:10px;color:#c8d0d9}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:10px 0 24px}
.metric{border-top:1px solid var(--line);padding-top:11px}
.metric strong{display:block;font-size:17px}
.metric span{display:block;color:var(--muted);font-size:10px;margin-top:3px}
.text-link{color:var(--blue);font-weight:700;font-size:13px}
.timeline{border-top:1px solid var(--line)}
.timeline-item{display:grid;grid-template-columns:170px 1fr;gap:30px;padding:30px 0;border-bottom:1px solid var(--line)}
.timeline-meta{color:var(--muted);font-size:12px}
.timeline-meta strong{display:block;color:var(--text);margin-top:5px}
.role{color:var(--blue2);margin:-2px 0 12px;font-size:14px}
.timeline-item ul{margin:0;padding-left:18px;color:var(--muted)}
.timeline-item li+li{margin-top:5px}
.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.skill{border:1px solid var(--line);border-radius:18px;padding:22px;background:var(--panel)}
.skill span{font-size:10px;color:var(--faint)}
.skill h3{font-size:18px;margin:22px 0 9px}
.skill p{margin:0;color:var(--muted);font-size:13px}
.education-box{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:32px;border:1px solid var(--line);border-radius:22px}
.chips{display:flex;flex-wrap:wrap;gap:7px;align-content:center}
.chips span{border:1px solid var(--line);border-radius:999px;padding:7px 10px;color:var(--muted);font-size:11px}
.contact{display:grid;grid-template-columns:1.2fr .8fr;gap:45px;align-items:end}
.contact-links{display:grid}
.contact-links a{padding:14px 0;border-bottom:1px solid var(--line);color:var(--muted)}
.contact-links a:hover{color:var(--text)}
footer{border-top:1px solid var(--line);padding:23px 0;color:var(--faint);font-size:12px}
.footer-row{display:flex;justify-content:space-between;gap:20px}

/* case studies */
.case-hero{padding:105px 0 54px}
.case-hero h1{font-size:clamp(44px,6vw,78px);max-width:980px}
.case-summary{color:var(--muted);max-width:830px;font-size:18px}
.case-grid{display:grid;grid-template-columns:260px 1fr;gap:50px}
.case-meta{border-top:1px solid var(--line)}
.case-meta div{padding:14px 0;border-bottom:1px solid var(--line)}
.case-meta span{display:block;color:var(--faint);font-size:10px;text-transform:uppercase;letter-spacing:.12em}
.case-meta strong{display:block;margin-top:4px;font-size:13px}
.case-body{max-width:850px}
.case-body h2{font-size:31px;margin:42px 0 12px}
.case-body p,.case-body li{color:var(--muted)}
.case-body ul{padding-left:19px}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:26px 0}
.result{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:18px}
.result strong{display:block;font-size:21px}
.result span{display:block;color:var(--muted);font-size:10px;margin-top:4px}
.figure{margin:28px 0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}
.figure img{width:100%;height:auto}
.figure figcaption{padding:12px 15px;background:var(--panel);color:var(--muted);font-size:11px}
.figure-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.report-box{margin-top:36px;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}
.report-box p{margin-top:0}
@media(max-width:950px){
  .hero-grid,.project-card,.education-box,.contact,.case-grid{grid-template-columns:1fr}
  .project-card:nth-child(even) .project-image,.project-card:nth-child(even) .project-copy{order:initial}
  .hero-visual img{height:350px}
  .skills-grid{grid-template-columns:repeat(2,1fr)}
  .case-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;border:0}
  .case-meta div{border:1px solid var(--line);border-radius:12px;padding:12px}
}
@media(max-width:680px){
  nav{display:none}
  .section{padding:70px 0}
  .hero{padding-top:88px}
  .stats,.metrics,.result-grid,.case-meta,.figure-pair{grid-template-columns:1fr}
  .section-head{display:block}
  .section-head>p{margin-top:14px}
  .skills-grid{grid-template-columns:1fr}
  .timeline-item{grid-template-columns:1fr;gap:10px}
  .hero-visual img{height:280px}
  .footer-row{flex-direction:column}
}