:root{
  --primary:#1E3A8A;
  --secondary:#3B82F6;
  --accent:#F59E0B;
  --bg:#F9FBFF;
  --text:#1F2937;
  --muted:#6B7280;
  --line:#E5E7EB;
  --card:#FFFFFF;
  --max:1200px;
}

/* RESET */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,"Open Sans",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

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

/* HEADER */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 0;
}
.brand{display:flex;align-items:center;gap:14px}
.brand img{width:110px}

.nav{display:flex;gap:30px;align-items:center}
.nav a{
  font-size:15px;
  color:var(--muted);
  font-weight:500;
}
.nav a.active,
.nav a:hover{
  color:var(--primary);
}

/* HERO */
.hero{
  padding:80px 0;
  background:linear-gradient(135deg,#1E3A8A,#3B82F6);
  color:#fff;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:50px;
  align-items:center;
}

.eyebrow{
  color:#FFD580;
  text-transform:uppercase;
  letter-spacing:.2em;
  font-size:12px;
  font-weight:600;
  margin-bottom:14px;
}

h1,h2,h3,h4{
  font-family:"Playfair Display",Georgia,serif;
  line-height:1.1;
  margin:0 0 16px;
}

h1{font-size:64px;color:#fff}
h2.section-title{font-size:42px;color:var(--primary)}
h3{font-size:22px;color:var(--primary)}

.lead{
  font-size:20px;
  color:#E5E7EB;
}

.body-copy{
  font-size:16px;
  color:var(--muted);
}

/* BUTTONS */
.actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-top:25px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  padding:0 22px;
  border-radius:6px;
  font-size:13px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.05em;
  cursor:pointer;
  transition:0.3s ease;
}

.btn-primary{
  background:var(--accent);
  color:#fff;
}
.btn-primary:hover{
  background:#d97706;
}

.btn-secondary{
  border:1px solid #fff;
  color:#fff;
}
.btn-secondary:hover{
  background:#fff;
  color:var(--primary);
}

/* MEDIA */
.hero-media{
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 10px 30px rgba(0,0,0,0.2);
}

/* SECTIONS */
.section{
  padding:70px 0;
  border-top:1px solid var(--line);
}

.section-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:30px;
}

/* CARDS */
.cards-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}

.cards-4{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}

.card{
  border:1px solid var(--line);
  background:var(--card);
  padding:24px;
  border-radius:10px;
  transition:0.3s ease;
}

.card:hover{
  transform:translateY(-5px);
  box-shadow:0 10px 25px rgba(0,0,0,0.08);
}

.card .icon-ring{
  width:50px;
  height:50px;
  border-radius:50%;
  background:rgba(59,130,246,0.1);
  color:var(--secondary);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:10px;
}

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

/* DARK SECTION */
.dark-band{
  background:var(--primary);
  color:#fff;
}

.dark-band h2,
.dark-band h3{
  color:#fff;
}

.dark-band .card{
  background:rgba(255,255,255,0.08);
  border:none;
}

/* TEAM */
.leadership-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}

.person{
  background:var(--card);
  padding:20px;
  border:1px solid var(--line);
  border-radius:10px;
}

.person h3{
  font-size:20px;
}

.role{
  color:var(--accent);
  font-weight:600;
}

/* PRODUCTS / COURSES */
.product-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}

.product-card{
  display:grid;
  grid-template-columns:200px 1fr;
  border:1px solid var(--line);
  border-radius:10px;
  overflow:hidden;
}

.product-card img{
  height:100%;
  object-fit:cover;
}

.product-card-content{
  padding:18px;
}

.product-label{
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.2em;
  color:var(--accent);
  font-weight:600;
}

/* CONTACT */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
}

.form-wrap{
  background:var(--card);
  padding:25px;
  border:1px solid var(--line);
  border-radius:10px;
}

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:15px;
}

label{
  font-size:11px;
  text-transform:uppercase;
  color:var(--muted);
}

input,textarea{
  width:100%;
  padding:12px;
  border:1px solid var(--line);
  border-radius:6px;
  font:inherit;
}

textarea{
  min-height:120px;
}

/* FOOTER */
.footer{
  border-top:1px solid var(--line);
  padding:20px 0;
  font-size:14px;
  color:var(--muted);
}

.footer-inner{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
}

/* RESPONSIVE */
@media (max-width:1024px){
  .cards-4{grid-template-columns:repeat(2,1fr)}
  .leadership-grid{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:768px){
  .hero-grid,
  .contact-grid,
  .cards-3,
  .cards-4,
  .leadership-grid,
  .product-grid,
  .form-grid{
    grid-template-columns:1fr;
  }

  h1{font-size:42px}
}