*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#fafafa;
  --surface:#fff;
  --text:#1a1a2e;
  --muted:#64748b;
  --accent:#6366f1;
  --accent2:#a855f7;
  --radius:16px;
  --max:1100px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
}

html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);overflow-x:hidden;line-height:1.6}

/* ─── VIDEO INTRO OVERLAY ─── */
.intro-overlay{
  position:fixed;inset:0;z-index:9999;
  background:#fafafa;
  display:flex;align-items:center;justify-content:center;
  transition:opacity .6s ease,visibility .6s ease;
}
.intro-overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}
.intro-overlay video{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
}

/* ─── NAV ─── */
.topnav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(0,0,0,.06);
  transform:translateY(-100%);
  transition:transform .4s ease;
}
.topnav.visible{transform:translateY(0)}
.topnav-inner{
  max-width:var(--max);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;
}
.topnav-logo{font-size:1.25rem;font-weight:700;color:var(--text);text-decoration:none;letter-spacing:-.02em}
.topnav-links{display:flex;gap:8px;list-style:none}
.topnav-links a{
  text-decoration:none;color:var(--muted);font-size:.9rem;font-weight:500;
  padding:6px 14px;border-radius:8px;transition:all .2s;
}
.topnav-links a:hover,.topnav-links a.active{color:var(--accent);background:rgba(99,102,241,.08)}

/* ─── HERO (post-video) ─── */
.hero{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:120px 24px 80px;
  background:linear-gradient(135deg,#f8f9ff 0%,#f0e6ff 50%,#e8f4ff 100%);
}
.hero h1{
  font-size:clamp(2.5rem,6vw,4.5rem);font-weight:800;
  letter-spacing:-.03em;line-height:1.1;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  margin-bottom:20px;
}
.hero p{font-size:1.2rem;color:var(--muted);max-width:600px;margin:0 auto 32px}
.hero-badge{
  display:inline-block;padding:6px 18px;border-radius:50px;
  background:rgba(99,102,241,.1);color:var(--accent);
  font-size:.85rem;font-weight:600;margin-bottom:16px;
}

/* ─── SECTIONS ─── */
.section{padding:100px 24px;position:relative}
.section:nth-child(even){background:var(--surface)}
.section-inner{max-width:var(--max);margin:0 auto}
.section h2{
  font-size:clamp(1.8rem,4vw,2.8rem);font-weight:700;
  letter-spacing:-.02em;margin-bottom:16px;
}
.section .lead{color:var(--muted);font-size:1.1rem;max-width:640px;margin-bottom:48px}

/* ─── CARDS GRID ─── */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.card{
  background:var(--surface);border:1px solid rgba(0,0,0,.06);
  border-radius:var(--radius);padding:32px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(99,102,241,.1)}
.card-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;font-size:1.4rem;
}
.card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem;line-height:1.6}

/* ─── CTA ─── */
.cta-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:12px;font-weight:600;font-size:1rem;
  text-decoration:none;transition:all .25s ease;border:none;cursor:pointer;
}
.cta-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;box-shadow:0 4px 20px rgba(99,102,241,.3);
}
.cta-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(99,102,241,.4)}
.cta-ghost{background:transparent;color:var(--accent);border:2px solid rgba(99,102,241,.2)}
.cta-ghost:hover{background:rgba(99,102,241,.06);border-color:var(--accent)}

/* ─── GALLERY GRID ─── */
.gallery{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;
  margin-top:32px;
}
.gallery a{
  display:block;border-radius:var(--radius);overflow:hidden;
  aspect-ratio:16/10;position:relative;text-decoration:none;
}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery a:hover img{transform:scale(1.05)}
.gallery-label{
  position:absolute;bottom:0;left:0;right:0;
  padding:16px 20px;
  background:linear-gradient(transparent,rgba(0,0,0,.7));
  color:#fff;font-weight:600;font-size:.95rem;
}

/* ─── FOOTER ─── */
.footer{
  text-align:center;padding:48px 24px;
  border-top:1px solid rgba(0,0,0,.06);
  color:var(--muted);font-size:.85rem;
}

/* ─── RESPONSIVE ─── */
@media(max-width:768px){
  .topnav-links{display:none}
  .hero{padding:100px 20px 60px}
  .section{padding:60px 20px}
  .cards{grid-template-columns:1fr}
}