:root {
  --blue: #1380BA;
  --dark-blue: #0d5a8a;
  --gold: #e8a020;
  --text: #1a1a1a;
  --muted: #555;
  --white: #ffffff;
  --section-bg: #f5f7fa;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Source Sans 3', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,20,50,0.97);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem; height: 56px;
  border-bottom: 2px solid var(--gold);
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.6rem; letter-spacing: 2px;
  color: #fff; text-decoration: none;
}
.nav-logo span { color: var(--gold); }
.nav-links { display: flex; gap: 0; list-style: none; }
.nav-links a {
  display: block; padding: 0 1.2rem; height: 56px; line-height: 56px;
  color: rgba(255,255,255,0.85); text-decoration: none;
  font-size: 0.9rem; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); background: rgba(255,255,255,0.05); }
.nav-cta { background: var(--gold) !important; color: #111 !important; border-radius: 4px; margin-left: 0.5rem; }
.nav-cta:hover { background: #d4911a !important; }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: white; margin: 5px 0; }
.mobile-menu {
  display: none; position: fixed; top: 56px; left: 0; right: 0; bottom: 0;
  background: rgba(10,20,50,0.98); z-index: 99;
  flex-direction: column; padding: 2rem; gap: 1rem; overflow-y: auto;
}
.mobile-menu a {
  color: white; font-size: 1.4rem; text-decoration: none;
  font-family: 'Bebas Neue', sans-serif; letter-spacing: 2px;
  padding: 0.8rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); display: block;
}

/* ── PAGE HERO BANNER ── */
.page-hero {
  background: linear-gradient(135deg, #0d5a8a 0%, #1380BA 100%);
  padding: 3rem 2rem; text-align: center; color: white;
}
.page-hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.8rem; letter-spacing: 2px;
}
.page-hero p { opacity: 0.9; margin-top: 0.5rem; }

/* ── TYPOGRAPHY ── */
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.4rem; letter-spacing: 2px;
  color: var(--blue); text-align: center; margin-bottom: 0.4rem;
}
.section-sub { text-align: center; color: var(--muted); font-size: 0.95rem; margin-bottom: 2.5rem; }
.divider { width: 60px; height: 3px; background: var(--gold); margin: 0.6rem auto 0.8rem; }

/* ── BUTTONS ── */
.btn {
  display: inline-block; margin-top: 0.5rem;
  padding: 0.6rem 1.6rem; border-radius: 4px;
  font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px;
  text-decoration: none; transition: all 0.2s;
  background: var(--blue); color: white; cursor: pointer; border: none;
}
.btn:hover { background: var(--dark-blue); transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-outline:hover { background: var(--blue); color: white; }
.btn-gold { background: var(--gold); color: #111; }
.btn-gold:hover { background: #d4911a; }

/* ── FOOTER ── */
footer {
  background: linear-gradient(135deg, #0d1a30 0%, #0a1520 100%);
  color: rgba(255,255,255,0.7); text-align: center;
  padding: 2rem; font-size: 0.85rem;
}
footer a { color: var(--gold); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer p + p { margin-top: 0.4rem; opacity: 0.6; }

/* ── CERTS SECTION ── */
.certs-section { background: var(--section-bg); padding: 3.5rem 2rem; }
.certs-wrap {
  max-width: 900px; margin: 0 auto;
  display: flex; gap: 2rem; align-items: center; flex-wrap: wrap; justify-content: center;
}
.cert-img {
  border: 3px solid #ddd; border-radius: 6px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  max-width: 200px; width: 100%;
  transition: transform 0.3s, box-shadow 0.3s;
}
.cert-img:hover { transform: scale(1.03); box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.cert-text { flex: 1; min-width: 240px; }
.cert-text p { color: var(--muted); line-height: 1.8; font-size: 0.95rem; margin-bottom: 1rem; }

/* ── RESPONSIVE ── */
@media(max-width: 700px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
}