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

:root {
  --primary: #1a365d;
  --primary-light: #2c5282;
  --accent: #dd6b20;
  --text: #2d3748;
  --text-light: #718096;
  --bg: #ffffff;
  --bg-alt: #f7fafc;
  --border: #e2e8f0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--bg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-menu a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-menu a:hover {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text);
  transition: 0.3s;
}

/* Hero */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: white;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: #c05621;
  transform: translateY(-2px);
}

/* Programs */
.programs {
  padding: 5rem 0;
  background: var(--bg-alt);
}

.programs h2,
.about h2,
.contact h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 3rem;
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.program-card {
  background: var(--bg);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}

.program-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.program-icon {
  width: 60px;
  height: 60px;
  background: var(--bg-alt);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--primary);
}

.program-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.program-card p {
  color: var(--text-light);
  font-size: 0.9375rem;
}

/* About */
.about {
  padding: 5rem 0;
}

.about-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.about-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  list-style: none;
  margin-top: 2rem;
}

.about-features li {
  background: var(--bg-alt);
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
}

/* Contact */
.contact {
  padding: 5rem 0;
  background: var(--bg-alt);
}

.contact-grid {
  display: flex;
  justify-content: center;
}

.contact-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg);
  padding: 1.5rem 2rem;
  border-radius: 8px;
  min-width: 280px;
}

.contact-item svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--primary);
}

.contact-item p {
  color: var(--text-light);
  font-size: 0.9375rem;
}

.contact-item a {
  color: var(--text-light);
  text-decoration: none;
}

.contact-item a:hover {
  color: var(--primary);
}

/* Footer */
.footer {
  padding: 2rem 0;
  text-align: center;
  background: var(--primary);
  color: rgba(255,255,255,0.8);
  font-size: 0.875rem;
}

/* Mobile */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    display: none;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-menu li:last-child {
    border-bottom: none;
  }

  .hero {
    padding: 8rem 0 4rem;
  }

  .programs,
  .about,
  .contact {
    padding: 3rem 0;
  }

  .contact-info {
    flex-direction: column;
    align-items: stretch;
  }

  .contact-item {
    min-width: auto;
  }
}