:root{
  --accent:#2563eb;
  --accent-2:#0ea5e9;
  --bg:#f7f8fb;
  --surface:#ffffff;
  --surface-alt:#f1f4f9;
  --ink:#0b1220;
  --ink-2:#3b465a;
  --muted:#697386;
  --line:#e5e9f0;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.04), 0 1px 1px rgba(15,23,42,.03);
  --shadow:0 10px 30px -12px rgba(15,23,42,.18);
  --maxw:1180px;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-family:var(--font-display)}
.brand:hover{text-decoration:none}
.brand-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow-sm)}
.primary-nav{display:flex;gap:22px}
.primary-nav a{color:var(--ink-2);font-weight:500;font-size:14px}
.primary-nav a:hover{color:var(--accent);text-decoration:none}
@media (max-width:780px){.primary-nav{display:none}}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:10px;font-weight:600;font-size:14.5px;transition:transform .15s ease, box-shadow .15s ease, background .15s ease;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 6px 18px -6px color-mix(in oklab,var(--accent) 70%,transparent)}
.btn-primary:hover{transform:translateY(-1px);text-decoration:none}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}

/* Hero */
.hero{padding:56px 0 24px;background:radial-gradient(1200px 600px at 80% -10%, color-mix(in oklab,var(--accent-2) 18%,transparent), transparent 60%), radial-gradient(900px 500px at -10% 10%, color-mix(in oklab,var(--accent) 12%,transparent), transparent 60%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);background:color-mix(in oklab,var(--accent) 10%,transparent);padding:6px 12px;border-radius:999px;font-weight:600}
.hero h1{font-family:var(--font-display);font-size:clamp(38px,5.4vw,64px);line-height:1.05;margin:18px 0 8px;letter-spacing:-.02em}
.role{font-size:18px;color:var(--ink-2);font-weight:600;margin:0 0 18px}
.lede{font-size:17px;color:var(--ink-2);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.meta-loc{color:var(--muted);margin-top:18px;font-size:14px}
.hero-media .media-frame{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);
  aspect-ratio:4/5;background:#0b1220;
}
.hero-media img{width:100%;height:100%;object-fit:cover}

/* Stats */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
@media (max-width:780px){.stats-row{grid-template-columns:repeat(2,1fr)}}
.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}
.stat-value{font-family:var(--font-display);font-size:30px;font-weight:700;color:var(--ink);letter-spacing:-.02em}
.stat-label{color:var(--muted);font-size:13px;margin-top:4px;font-weight:500}

/* Sections */
.section{padding:80px 0}
.section-alt{background:var(--surface-alt)}
.section-title{font-family:var(--font-display);font-size:clamp(26px,3vw,36px);margin:0 0 28px;letter-spacing:-.01em}
.prose{color:var(--ink-2);font-size:16.5px;margin:0 0 14px}
.two-col{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.two-col-7-5{display:grid;grid-template-columns:1.4fr 1fr;gap:48px}
@media (max-width:880px){.two-col,.two-col-7-5{grid-template-columns:1fr;gap:32px}}
.about-img img{border-radius:var(--radius-lg);box-shadow:var(--shadow);aspect-ratio:4/5;object-fit:cover;width:100%}

.quick-contact{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:8px}
.quick-contact li{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:10px 0;color:var(--ink)}
.quick-contact li span:first-child{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.08em}

/* Skills */
.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:1000px){.skills-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.skills-grid{grid-template-columns:1fr}}
.skill-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s ease, box-shadow .2s ease}
.skill-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.skill-card h3{margin:0 0 12px;font-size:16px;font-family:var(--font-display);color:var(--accent)}
.skill-card ul{margin:0;padding-left:18px;color:var(--ink-2);font-size:14.5px}
.skill-card li{margin:4px 0}

/* Timeline */
.timeline{display:grid;gap:18px}
.timeline-item{display:grid;grid-template-columns:200px 1fr;gap:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
@media (max-width:780px){.timeline-item{grid-template-columns:1fr;gap:8px}}
.timeline-meta{color:var(--muted);font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding-top:4px}
.timeline-body h3{margin:0 0 4px;font-family:var(--font-display);font-size:19px}
.timeline-body .org{margin:0 0 12px;color:var(--accent);font-weight:600;font-size:14.5px}
.timeline-body ul{margin:0;padding-left:18px;color:var(--ink-2)}
.timeline-body li{margin:6px 0}

/* Education */
.edu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:900px){.edu-grid{grid-template-columns:1fr}}
.edu-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.edu-date{color:var(--muted);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.edu-card h3{margin:0 0 6px;font-family:var(--font-display);font-size:17px}
.edu-card .org{color:var(--accent);font-weight:600;font-size:14px;margin:0 0 12px}
.edu-card ul{margin:0;padding-left:18px;color:var(--ink-2);font-size:14.5px}

/* Certs + lang */
.cert-list,.lang-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.cert-list li,.lang-list li{display:flex;justify-content:space-between;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:var(--shadow-sm)}
.cert-name{font-weight:600;color:var(--ink)}
.cert-date{color:var(--muted);font-size:13px}
.lang-list strong{color:var(--accent)}

/* CTA */
.section-cta{background:linear-gradient(135deg,var(--ink) 0%, #1a2542 100%);color:#fff;text-align:center}
.cta-inner h2{font-family:var(--font-display);font-size:clamp(28px,3.6vw,42px);margin:0 0 10px;letter-spacing:-.01em}
.cta-inner p{color:#bcc6da;max-width:560px;margin:0 auto;font-size:16px}
.cta-inner .hero-cta{justify-content:center;margin-top:24px}
.section-cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.25)}
.section-cta .btn-ghost:hover{border-color:#fff;color:#fff}

/* Footer */
.site-footer{background:#0b1220;color:#9aa5bb;padding:28px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.footer-inner p{margin:0;font-size:14px}
.footer-links{display:flex;gap:18px}
.footer-links a{color:#cdd5e6;font-size:14px}