:root{
  --bg:#0b0f14;
  --card:#121822;
  --muted:#9fb0c7;
  --text:#e9f0fb;
  --brand:#79e0d1;
  --brand-2:#7aa2ff;
  --accent:#ffd166;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:radial-gradient(1200px 800px at 10% -10%,#112033,transparent 60%),var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;scroll-behavior:smooth}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{padding-left:1.1rem;margin:0}
.container{width:min(1100px,92%);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:20;background:linear-gradient(180deg,rgba(11,15,20,.9),rgba(11,15,20,.6));backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid rgba(255,255,255,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.85rem 0}
.logo{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121b;font-weight:800;letter-spacing:.5px;box-shadow:var(--shadow)}
.nav-links{display:flex;gap:1rem;list-style:none}
.nav-links a{padding:.5rem .75rem;border-radius:8px;color:var(--muted)}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text);margin:5px 0;border-radius:2px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;min-height:84dvh;padding:5rem 0}
.headline{font-family:Poppins,Inter,system-ui,sans-serif;font-size:clamp(2rem,5vw,3.5rem);line-height:1.05;margin:0 0 .5rem}
.subtitle{color:var(--brand);font-weight:700;letter-spacing:.6px;margin:0 0 1rem}
.summary{color:var(--muted);max-width:62ch}
.quick-meta{display:flex;gap:1rem;margin-top:1rem;color:#c8d7ee}
.cta{display:flex;gap:.75rem;margin-top:1.25rem}
.btn{display:inline-block;padding:.85rem 1.1rem;border-radius:12px;font-weight:700;letter-spacing:.2px;transition:.25s transform, .25s box-shadow}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121b;box-shadow:0 10px 25px rgba(121,224,209,.25)}
.btn.primary:hover{transform:translateY(-2px)}
.btn.ghost{border:1px solid rgba(255,255,255,.14);color:var(--text);background:rgba(255,255,255,.03)}
.btn.ghost:hover{background:rgba(255,255,255,.08)}
.hero-photo{position:relative;isolation:isolate;justify-self:center}
.hero-photo img{width:min(420px,80vw);height:auto;border-radius:20px;object-fit:cover;box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.06)}
.photo-glow{position:absolute;inset:10% -15% -15%;z-index:-1;filter:blur(48px);background:conic-gradient(from 120deg at 50% 50%,rgba(121,224,209,.4),rgba(122,162,255,.35),rgba(255,209,102,.35),transparent);opacity:.9;animation:spin 14s linear infinite}
@keyframes spin{to{transform:rotate(1turn)}}
.section{padding:4.5rem 0}
.section-title{font-family:Poppins,Inter,sans-serif;font-size:clamp(1.6rem,3.6vw,2.3rem);margin:0 0 1.5rem}
.grid{display:grid;gap:1.2rem}
.work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.card-body{padding:1.1rem 1.1rem 3.2rem}
.card h3{margin:.1rem 0}
.card .type{color:var(--muted);margin:0 0 .5rem}
.card .bullets li{margin:.35rem 0;color:#d2def0}
.card-link{position:absolute;right:1rem;bottom:.85rem;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:.55rem .8rem;border-radius:10px}
.card-link:hover{background:rgba(255,255,255,.12)}
.other-links ul{display:flex;flex-wrap:wrap;gap:.8rem;list-style:none;padding:0}
.other-links a{color:var(--brand)}
.other-links a:hover{text-decoration:underline}
.timeline{display:grid;gap:1rem}
.t-item{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1rem 1.2rem}
.t-meta{color:var(--accent);font-weight:700;margin-bottom:.25rem}
.t-item ul{margin:.5rem 0}
.edu-list{display:grid;gap:1rem}
.edu-item{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1rem 1.2rem}
.skills{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.skills > div{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1rem 1.2rem}
.contact-card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1.2rem}
.site-footer{border-top:1px solid rgba(255,255,255,.06);padding:1.5rem 0;color:var(--muted);text-align:center}
.reveal{opacity:0;transform:translateY(18px);filter:blur(4px)}
.reveal.revealed{opacity:1;transform:none;filter:none;transition:opacity .8s ease, transform .8s ease, filter .8s ease}
.revealed:nth-child(1){transition-delay:.0s}
.revealed:nth-child(2){transition-delay:.05s}
.revealed:nth-child(3){transition-delay:.1s}
@media (max-width:980px){
  .hero{grid-template-columns:1fr;gap:2.2rem;padding:3.8rem 0}
  .hero-photo{order:-1}
  .work-grid{grid-template-columns:1fr}
  .skills{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;right:4%;top:64px;background:rgba(7,11,17,.98);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:.6rem;flex-direction:column;gap:.3rem;display:none}
  .nav-links.show{display:flex}
  .skills{grid-template-columns:1fr}
}

/* Project thumbnails */
.card.project{padding:0;overflow:hidden}
.card.project .thumb{aspect-ratio:16/9;position:relative;overflow:hidden}
.card.project .thumb img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform .6s ease}
.card.project:hover .thumb img{transform:scale(1.08)}
.card.project .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,15,20,.65) 85%);opacity:.9}
.card.project .card-body{position:relative;margin-top:-80px;padding:1rem 1.1rem 3.1rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;padding:0;margin:.4rem 0 .6rem}
.chips li{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);padding:.25rem .5rem;border-radius:999px;font-size:.85rem;color:#cfe3ff}
.excerpt{color:#d2def0;margin:.2rem 0 0}
.card.project .card-link{right:1rem;bottom:1rem}

/* Icons and social */
.contact-card p i{color:var(--brand);margin-right:.5rem}
.social{display:flex;gap:.5rem;margin:.8rem 0 1rem}
.icon-btn{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);transition:transform .2s ease, background .2s ease}
.icon-btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.12)}
.icon-btn i{font-size:1.2rem;color:var(--text)}

/* Floating back to top */
.to-top{position:fixed;right:20px;bottom:20px;width:48px;height:48px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121b;display:grid;place-items:center;box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:.25s opacity,.25s transform}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.to-top i{font-size:1.25rem}