:root{
  --primary:#004aad;
  --accent:#ffdd40;
  --bg:#f6f8fb;
  --card:#ffffff;
  --muted:#6b7280;
  --glass: rgba(255,255,255,0.6);
  --radius:14px;
  --max-width:1100px;
}

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

html,body{
  height:100%;
}

body{
  font-family:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:linear-gradient(180deg,var(--bg),#eef3fb 60%);
  color:#222;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

/* ---------- Layout ---------- */
.container{
  max-width:var(--max-width);
  margin:28px auto;
  padding:0 20px;
}

/* ---------- Header ---------- */
.site-header{
  background:linear-gradient(90deg,var(--primary),#0b5fb8);
  color:#fff;
  padding:20px;
  border-radius:18px;
  box-shadow:0 8px 30px rgba(2,20,84,0.12);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  flex-wrap:wrap;
}

.brand{
  display:flex;
  gap:16px;
  align-items:center;
}

.brand img{
  width:68px;
  height:68px;
  object-fit:cover;
  border-radius:12px;
  border:2px solid rgba(255,255,255,0.15);
}

.brand h1{
  font-size:1.35rem;
  font-weight:700;
}

/* ---------- Navigation ---------- */
.main-nav{
  display:flex;
  gap:14px;
}

.main-nav a{
  color:#fff;
  text-decoration:none;
  padding:8px 14px;
  border-radius:10px;
  font-weight:600;
  transition:.25s;
}

.main-nav a:hover{
  background:rgba(255,255,255,0.12);
  color:var(--accent);
}

/* ---------- Hero ---------- */
.hero{
  display:grid;
  grid-template-columns:1fr 360px;
  gap:20px;
  margin-top:18px;
}

.intro{
  background:var(--card);
  padding:22px;
  border-radius:var(--radius);
  box-shadow:0 8px 22px rgba(17,24,39,0.06);
  border-left:6px solid var(--primary);
}

.intro h2{
  color:var(--primary);
  margin-bottom:8px;
}

.intro p{
  color:var(--muted);
}

/* ---------- Coordinator ---------- */
.coordinator{
  background:linear-gradient(180deg, rgba(234,242,255,0.9), var(--card));
  padding:18px;
  border-radius:12px;
  border:1px solid rgba(0,74,173,0.08);
  box-shadow:0 6px 18px rgba(2,20,84,0.05);
}

.coordinator .title{
  font-weight:700;
  color:var(--primary);
}

.coordinator .name{
  font-weight:700;
  margin-top:6px;
}

.coordinator .contact{
  color:var(--muted);
  font-weight:600;
  margin-top:4px;
}

/* ---------- Courses ---------- */
h2{
  font-size:1.6rem;
  color:var(--primary);
  margin:26px 0 14px;
}

.courses{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}

.course-card{
  background:linear-gradient(180deg,var(--card),#fbfdff);
  border-radius:12px;
  border:1px solid rgba(10,20,60,0.04);
  overflow:hidden;
  box-shadow:0 6px 18px rgba(11,95,184,0.04);
  display:flex;
  flex-direction:column;
}

.course-head{
  background:linear-gradient(90deg,var(--primary),#0b5fb8);
  color:#fff;
  padding:14px 16px;
  font-weight:700;
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.course-body{
  padding:16px 18px;
}

.meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:8px;
}

.pill{
  background:rgba(2,20,84,0.08);
  color:#333;
  padding:6px 12px;
  border-radius:999px;
  font-size:0.9rem;
  font-weight:600;
}

.course-body p{
  color:var(--muted);
  font-size:0.95rem;
  margin:8px 0;
}

/* ---------- Buttons ---------- */
.course-body a.pill{
  display:inline-block;
  margin-top:10px;
  text-decoration:none;
}

/* ---------- Footer ---------- */
footer{
  margin-top:28px;
  text-align:center;
  color:var(--muted);
  font-size:0.95rem;
  padding:16px;
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero{
    grid-template-columns:1fr;
  }
  .courses{
    grid-template-columns:1fr;
  }
}

@media (max-width:520px){
  .brand img{
    width:50px;
    height:50px;
  }
  .brand h1{
    font-size:1.05rem;
  }
  .course-head{
    font-size:0.95rem;
  }
}

/* ---------- Print ---------- */
@media print{
  body{
    background:#fff;
  }
  .site-header,.main-nav{
    display:none;
  }
}