/* ---------- Base ---------- */
:root{
  --bg: #f7f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --brand: #2563eb;
  --brand-700:#1d4ed8;
  --border:#e5e7eb;
  --shadow: 0 10px 30px rgba(2,6,23,.06);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, 'Noto Sans', 'Apple Color Emoji','Segoe UI Emoji';
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}

/* ---------- Layout ---------- */
.container{width:100%;max-width:1100px;margin:0 auto;padding:0 1rem}
.section{padding:4rem 0}
.section.alt{background:#f0f4ff2e}
.section-title{font-size:2rem;font-weight:800;margin:0 0 1.25rem}
.lead{font-size:1.125rem}
.small{font-size:.9rem}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow)
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;font-size:1.125rem}
.nav{display:flex;gap:1.25rem;align-items:center}
.nav-link{
  text-decoration:none;color:#374151;font-weight:500;padding:.25rem .5rem;border-radius:.5rem
}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);background:#eaf0ff}

/* Burger */
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px;cursor:pointer}
.burger span{width:22px;height:2px;background:#111;border-radius:2px;display:block}

@media (max-width: 800px){
  .burger{display:flex}
  .nav{
    position:fixed;inset:64px 0 auto 0;background:#fff;border-bottom:1px solid var(--border);
    display:none;flex-direction:column;padding:1rem
  }
  .nav.open{display:flex}
}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(180deg,#fff, #eef2ff);
  padding:5rem 0 4rem;
  text-align:center;
}
.title{font-size:2.5rem;margin:.75rem 0 .5rem}
.subtitle{color:var(--muted);max-width:680px;margin:0 auto 1.25rem}
.hero-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.7rem 1rem;border-radius:.9rem;
  background:var(--brand);color:#fff;text-decoration:none;font-weight:600;
  box-shadow:var(--shadow)
}
.btn:hover{background:var(--brand-700)}
.btn-ghost{background:#eef2ff;color:#1e40af}
.btn-ghost:hover{background:#e0e7ff}

/* ---------- Cards, grids ---------- */
.card{
  background:var(--card);border:1px solid var(--border);border-radius:1rem;padding:1rem;
  box-shadow:var(--shadow)
}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}
.card-title{margin:.25rem 0 .5rem;font-size:1.125rem}
.with-logo{gap:.75rem}
.logo{height:36px;width:auto;opacity:.9}
.logo.lg{height:64px}
.centered{text-align:center}
.grid{display:grid;gap:1rem}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.stack{display:flex;flex-direction:column;gap:1rem}

@media (max-width: 900px){
  .grid.two{grid-template-columns:1fr}
  .grid.three{grid-template-columns:1fr}
}

.badges{display:flex;flex-wrap:wrap;gap:.5rem}
.badge{
  border:1px solid var(--border);background:#fff;color:#111;
  padding:.35rem .6rem;border-radius:999px;font-size:.9rem;box-shadow:var(--shadow)
}

.link{color:var(--brand);text-decoration:none;font-weight:600}
.link:hover{text-decoration:underline}
.muted{color:var(--muted)}

/* ---------- Avatar ---------- */


.avatar {
  width: 300px;  
  height: 300px;
  object-fit: cover; 
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* ---------- Icons (contact) ---------- */
.icons{display:flex;gap:1rem;justify-content:center}
.icon{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--border);text-decoration:none;font-weight:700;color:#111;
  box-shadow:var(--shadow)
}
.icon:hover{background:#f3f4f6}

/* ---------- Footer ---------- */
.site-footer{padding:2rem 0;border-top:1px solid var(--border);background:#fff;color:#374151}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal-visible{opacity:1;transform:none}