/* ===== RESET & VARIABLES ===== */
* { margin:0; padding:0; box-sizing:border-box; }
:root {
  --primary:#1E3A8A; --primary-light:#3B5BDB; --accent:#F97316;
  --dark:#0F172A; --gray:#64748B; --light:#F8FAFC;
  --radius:14px;
  --shadow:0 10px 30px rgba(15,23,42,0.08);
  --shadow-hover:0 20px 40px rgba(30,58,138,0.15);
}
html { scroll-behavior:smooth; }
body { font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif; color:var(--dark); background:white; line-height:1.6; -webkit-font-smoothing:antialiased; }
h1,h2,h3,h4 { font-family:'Poppins',sans-serif; font-weight:700; line-height:1.2; }
a { text-decoration:none; color:inherit; }
img { max-width:100%; display:block; }
.container { max-width:1200px; margin:0 auto; padding:0 24px; }

/* ===== HEADER ===== */
/* ===== HEADER ===== */
header { position:sticky; top:0; background:rgba(255,255,255,.95); backdrop-filter:blur(10px); border-bottom:1px solid #E2E8F0; z-index:100; }
.nav { display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:12px; }
.logo { display:flex; align-items:center; }
.logo img { height:42px; width:auto; max-height:42px; max-width:180px; object-fit:contain; display:block; }
.nav-links { display:flex; gap:28px; list-style:none; }
.nav-links a { font-weight:500; color:#64748B; font-size:15px; transition:.2s; text-decoration:none; }
.nav-links a:hover, .nav-links a.active { color:#1E3A8A; font-weight:600; }
.nav-cta { display:flex; gap:10px; align-items:center; flex-shrink:0; }
.avatar { width:40px; height:40px; border-radius:50%; background:linear-gradient(135deg,#1E3A8A,#F97316); color:white; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:16px; }
.burger { display:none; background:none; border:none; font-size:26px; cursor:pointer; color:#1E3A8A; padding:6px; }

/* ===== FOOTER ===== */
footer { background:#0F172A; color:#CBD5E1; padding:50px 0 24px; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px; }
footer h4 { color:white; font-size:14px; margin-bottom:16px; text-transform:uppercase; letter-spacing:.5px; font-family:'Poppins',sans-serif; }
footer ul { list-style:none; padding:0; }
footer li { margin-bottom:10px; }
footer a { color:#94A3B8; font-size:14px; transition:.2s; text-decoration:none; }
footer a:hover { color:#F97316; }
.footer-about p { font-size:14px; color:#94A3B8; max-width:320px; margin-top:12px; }
.footer-bottom { border-top:1px solid #1E293B; padding-top:20px; text-align:center; font-size:13px; color:#64748B; }

/* ===== RESPONSIVE ===== */
@media (max-width:900px) {
  .nav-links { display:none; }
  .burger { display:block; }
  .nav-links.open { display:flex; flex-direction:column; position:absolute; top:100%; left:0; right:0; background:white; padding:20px; gap:14px; border-bottom:1px solid #E2E8F0; box-shadow:0 10px 20px rgba(0,0,0,.05); }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:600px) {
  .logo img { height:34px; max-width:140px; }
  .footer-grid { grid-template-columns:1fr; }
  .nav-cta .btn-outline { display:none; }
}
}