* { box-sizing: border-box; }
:root{
  --blue-900:#07162b;
  --blue-800:#0a2242;
  --blue-700:#0d2e5a;
  --blue-600:#144a8b;
  --blue-500:#1d64b7;
  --sky-400:#53b8ff;
  --mint-300:#45e3c3;

  --text:#0b1220;
  --muted:#4b5563;
  --bg:#f6f9ff;
  --card:#ffffff;
  --border:#e7eefc;
  --shadow: 0 14px 40px rgba(7, 22, 43, .08);
  --radius: 18px;
}

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(83,184,255,.20), transparent 60%),
              radial-gradient(900px 500px at 80% 0%, rgba(69,227,195,.14), transparent 55%),
              var(--bg);
}

.container{ width:min(1100px, 92%); margin:0 auto; }

header{
  position: sticky;
  top:0;
  z-index:20;
  backdrop-filter: blur(10px);
  background: rgba(246,249,255,.72);
  border-bottom:1px solid rgba(231,238,252,.85);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
  gap:14px;
}
.logo-wrap{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
}

.logo{
  width:170px;
  height:170px;
  object-fit:contain;
}

.logo-text{
  font-weight:700;
  font-size:14px;
  color:#0b1b2b;
  line-height:1.2;
}

.logo-text span{
  display:block;
  font-size:11px;
  color:#4b5563;
}
.brand a{
  text-decoration:none;
  color:var(--blue-900);
  font-weight: 900;
  letter-spacing: .2px;
  font-size: 16px;
}
.brand .tag{
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-top:2px;
}

.nav{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
}
.nav a{
  text-decoration:none;
  color:var(--blue-800);
  font-weight: 700;
  font-size: 14px;
  padding: 9px 12px;
  border-radius: 999px;
}
.nav a:hover{ background: rgba(83,184,255,.12); }
.nav a.active{
  background: linear-gradient(90deg, rgba(29,100,183,.14), rgba(83,184,255,.14));
  border: 1px solid rgba(29,100,183,.18);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  text-decoration:none;
  padding: 11px 14px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid rgba(29,100,183,.28);
  background: linear-gradient(90deg, var(--blue-600), var(--blue-500));
  color:#fff;
  box-shadow: 0 10px 24px rgba(29,100,183,.18);
}
.btn.secondary{
  background: #fff;
  color: var(--blue-700);
  box-shadow:none;
}
.btn.secondary:hover{ background: rgba(83,184,255,.10); }

.card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero{
  margin: 18px 0 10px;
  overflow:hidden;
  position: relative;
  min-height: 460px;
}
.hero-grid{
  position: relative;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 16px;
  padding: 18px;
}
@media (max-width: 900px){ .hero-grid{ grid-template-columns: 1fr; } }

.hero-copy{
  padding: 14px;
}
.pill{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(29,100,183,.20);
  background: rgba(83,184,255,.10);
  color: var(--blue-700);
  font-weight: 800;
  font-size: 12px;
}
.hero h1{
  margin: 10px 0 10px;
  font-size: 38px;
  line-height: 1.06;
  letter-spacing: -.3px;
  color: var(--blue-900);
}
.hero p{
  margin:0 0 14px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 15px;
}
.hero-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top: 14px;
}

.stats{
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
@media (max-width: 520px){ .stats{ grid-template-columns: 1fr; } }
.stat{
  padding: 12px;
  border-radius: 16px;
  border:1px solid rgba(231,238,252,.9);
  background: linear-gradient(180deg, rgba(83,184,255,.10), rgba(69,227,195,.06));
}
.stat b{ display:block; font-size: 18px; color: var(--blue-900); }
.stat span{ font-size: 12px; color: var(--muted); }

.slider{
  position: relative;
  border-radius: calc(var(--radius) + 2px);
  overflow:hidden;
  min-height: 380px;
}
.slide{
  position:absolute;
  inset:0;
  opacity:0;
  transform: scale(1.02);
  transition: opacity 700ms ease, transform 900ms ease;
  background-size: cover;
  background-position: center;
}
.slide.active{
  opacity:1;
  transform: scale(1);
}
.slide-overlay{
  position:absolute;
  inset:0;
  background: linear-gradient(90deg, rgba(7,22,43,.70), rgba(7,22,43,.22));
}
.slider-ui{
  position:absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 5;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  flex-wrap:wrap;
}
.dots{
  display:flex;
  gap: 8px;
}
.dots button{
  width: 10px; height: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.7);
  background: rgba(255,255,255,.25);
  cursor:pointer;
}
.dots button.active{
  background: rgba(255,255,255,.95);
}
.slider-controls{
  display:flex;
  gap: 8px;
}
.icon-btn{
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.55);
  background: rgba(255,255,255,.18);
  color:#fff;
  cursor:pointer;
  font-weight: 900;
}
.icon-btn:hover{ background: rgba(255,255,255,.28); }

.section{ margin: 22px 0 34px; }
.section-head h2{ margin:0 0 6px; color: var(--blue-900); }
.section-head p{ margin:0; color: var(--muted); line-height:1.6; }

.grid3{
  margin-top: 12px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 980px){ .grid3{ grid-template-columns:1fr; } }

.feature{
  padding: 16px;
}
.feature h3{ margin: 0 0 6px; color: var(--blue-900); }
.feature p{ margin:0; color: var(--muted); line-height: 1.6; }

.two-col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-items: stretch;
}
@media (max-width: 900px){ .two-col{ grid-template-columns: 1fr; } }
.media{
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid var(--border);
  background:#fff;
}
.media img{
  width:100%;
  height: 340px;
  object-fit: cover;
  display:block;
}

.course-cards{
  margin-top: 12px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 980px){ .course-cards{ grid-template-columns:1fr; } }
.course{
  overflow:hidden;
}
.course img{
  width:100%;
  height:160px;
  object-fit:cover;
  display:block;
  border-bottom:1px solid var(--border);
}
.course .body{ padding: 14px; }
.course h3{ margin:0 0 6px; color: var(--blue-900); }
.course p{ margin:0 0 12px; color: var(--muted); line-height: 1.6; }
.course .meta{
  display:flex;
  gap: 8px;
  flex-wrap:wrap;
  color: var(--blue-700);
  font-weight: 800;
  font-size: 12px;
}
.chip{
  display:inline-flex;
  align-items:center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(29,100,183,.18);
  background: rgba(83,184,255,.10);
}

.page-hero{
  padding: 18px;
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap: 14px;
  flex-wrap:wrap;
  margin: 18px 0;
}
.page-hero h1{ margin:0; color: var(--blue-900); }
.page-hero p{ margin:6px 0 0; color: var(--muted); max-width: 70ch; line-height: 1.6; }

.map{
  overflow:hidden;
  border-radius: var(--radius);
  border:1px solid var(--border);
  background:#fff;
}
.map iframe{ width:100%; height: 360px; border:0; }

footer{
  margin-top: 34px;
  padding: 18px 0;
  border-top: 1px solid rgba(231,238,252,.95);
  background: rgba(255,255,255,.55);
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
}