:root{
  --bg:#0a0a12;
  --bg-2:#0e0e18;
  --card:#15151f;
  --border:rgba(255,255,255,.08);
  --text:#e9e9f0;
  --muted:#9a9aa8;
  --purple:#a855f7;
  --violet:#8b5cf6;
  --cyan:#06b6d4;
  --grad:linear-gradient(135deg,#a855f7,#06b6d4);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.container{max-width:1280px;margin:0 auto;padding:0 32px}
.section{padding:80px 0}
.center{text-align:center}

/* Gradient text */
.gradient-text{
  background:linear-gradient(135deg,#a855f7 0%,#06b6d4 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

.skip-link{position:absolute;left:-999px;top:0;background:#000;padding:8px;z-index:1000}
.skip-link:focus{left:8px}

/* HEADER */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,10,18,.8);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{
  width:46px;height:46px;border-radius:12px;
  display:grid;place-items:center;font-weight:800;color:#fff;
  background:linear-gradient(to right bottom,#a855f7,#06b6d4);
}
.brand-name{font-size:1.3rem;font-weight:700}
.brand-name{background:linear-gradient(90deg,#a855f7,#06b6d4);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.nav{display:flex;align-items:center;gap:8px}
.nav-link{padding:10px 18px;border-radius:10px;color:var(--muted);font-weight:500;transition:.2s}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff;background:var(--grad)}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* HERO */
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.badge{
  display:inline-block;padding:8px 18px;border-radius:999px;
  border:1px solid var(--border);background:rgba(255,255,255,.03);
  font-size:.85rem;color:var(--muted);margin-bottom:24px;
}
.hero-title{font-size:5rem;font-weight:800;line-height:1;margin-bottom:12px}
.hero-subtitle{font-size:1.9rem;font-weight:700;color:#cfcfe0;margin-bottom:24px}
.hero-desc{font-size:1.15rem;color:var(--muted);max-width:560px;margin-bottom:32px}
.hl{font-weight:700}
.hl-purple{color:var(--purple)}
.hl-cyan{color:var(--cyan)}
.hl-violet{color:var(--violet)}

.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:36px}
.center-actions{justify-content:center}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-weight:600;
  cursor:pointer;border:0;transition:.25s;font-size:.95rem;
}
.btn span{transition:transform .25s}
.btn:hover span{transform:translateX(4px)}
.btn-gradient{background:var(--grad);color:#fff;box-shadow:0 8px 30px rgba(168,85,247,.35)}
.btn-gradient:hover{filter:brightness(1.08);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--border)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-link{background:none;color:#fff}
.btn-link:hover{color:var(--cyan)}

.quote{border-left:3px solid var(--purple);padding-left:18px}
.quote p{font-style:italic;color:#cfcfe0;margin-bottom:6px}
.quote cite{color:var(--muted);font-size:.9rem;font-style:normal}

.hero-img-wrap{position:relative}
.hero-img-glow{
  position:absolute;inset:-30px;border-radius:30px;
  background:radial-gradient(circle at 70% 20%,rgba(168,85,247,.5),transparent 60%),
             radial-gradient(circle at 30% 90%,rgba(6,182,212,.4),transparent 60%);
  filter:blur(40px);z-index:0;
}
.hero-img{
  position:relative;z-index:1;border-radius:22px;
  border:1px solid rgba(168,85,247,.4);
  box-shadow:0 0 60px rgba(168,85,247,.25);
}

/* STATS */
.stats{padding:50px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat{display:flex;flex-direction:column;gap:6px}
.stat-num{font-size:2.8rem;font-weight:800}
.stat-label{color:var(--muted)}

/* SECTION TITLES */
.section-title{font-size:3.2rem;font-weight:800;text-align:center;margin-bottom:14px}
.section-title.light{background:none;-webkit-text-fill-color:#fff;color:#fff}
.section-sub{text-align:center;color:var(--muted);font-size:1.15rem;max-width:640px;margin:0 auto 56px}

/* CARDS */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:48px}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:18px;
  overflow:hidden;transition:.3s;
}
.card:hover{transform:translateY(-6px);border-color:rgba(168,85,247,.4);box-shadow:0 20px 50px rgba(0,0,0,.5)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .card-media img{transform:scale(1.05)}
.card-tag{
  position:absolute;top:12px;right:12px;
  background:rgba(0,0,0,.6);backdrop-filter:blur(6px);
  padding:5px 12px;border-radius:8px;font-size:.8rem;font-weight:600;
}
.card-body{padding:22px}
.card-title{font-size:1.15rem;margin-bottom:10px}
.card-text{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.chip{background:rgba(255,255,255,.06);padding:5px 12px;border-radius:8px;font-size:.78rem;color:#c9c9d6}
.card-link{display:inline-block;margin-top:8px;color:var(--cyan);font-weight:600}

/* TIMELINE */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.tl-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:24px;transition:.3s;
}
.tl-card:hover{border-color:rgba(6,182,212,.4);transform:translateY(-4px)}
.tl-icon{font-size:1.8rem}
.tl-date{display:block;color:var(--cyan);font-weight:700;margin:12px 0 6px}
.tl-title{font-size:1.05rem;margin-bottom:8px}
.tl-text{color:var(--muted);font-size:.9rem}

/* SKILLS */
.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px 56px;max-width:1000px;margin:0 auto}
.skill-head{display:flex;justify-content:space-between;font-weight:600;margin-bottom:10px}
.skill-head span:last-child{color:var(--muted)}
.bar{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.bar span{display:block;height:100%;width:0;border-radius:999px;background:var(--grad);transition:width 1.2s ease}

/* CTA */
.cta{
  background:
    radial-gradient(circle at 20% 30%,rgba(168,85,247,.12),transparent 50%),
    radial-gradient(circle at 80% 70%,rgba(6,182,212,.12),transparent 50%),
    var(--bg-2);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.cta .section-sub{margin-bottom:36px}

/* FOOTER */
.footer{background:var(--bg-2);border-top:1px solid var(--border);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-desc{color:var(--muted);margin-top:18px;font-size:.92rem}
.footer-title{font-size:1.25rem;margin-bottom:18px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--muted);transition:.2s}
.footer-links a:hover{color:#fff}
.socials{display:flex;gap:12px}
.social{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid var(--border);transition:.25s;font-size:1rem;
}
.social:hover{background:var(--grad);transform:translateY(-3px)}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;border-top:1px solid var(--border);color:var(--muted);font-size:.9rem}
.heart{color:var(--purple)}

/* RESPONSIVE */
@media(max-width:900px){
  .nav{display:none;position:absolute;top:78px;left:0;right:0;flex-direction:column;
    background:var(--bg-2);padding:16px;border-bottom:1px solid var(--border)}
  .nav.open{display:flex}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-title{font-size:3.4rem}
  .hero-actions,.quote{justify-content:center}
  .quote{text-align:left;max-width:480px;margin:0 auto}
  .hero-img-wrap{order:-1;max-width:360px;margin:0 auto}
  .stats-grid{grid-template-columns:1fr 1fr}
  .cards-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .skills-grid{grid-template-columns:1fr}
  .section-title{font-size:2.2rem}
  .footer-grid,.footer-bottom{grid-template-columns:1fr;text-align:center;gap:24px;flex-direction:column}
  .footer .brand,.socials{justify-content:center}
}
@media(max-width:520px){
  .stats-grid,.timeline{grid-template-columns:1fr}
}