/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #e3f2fd, #bbdefb);
  color: #003366;
  line-height: 1.6;
  min-height: 100vh;
  scroll-behavior: smooth;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Header */
.sticky-header {
  background: #004a99;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}
.header-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
}
.brand {
  font-weight: 700;
  font-size: 1.9rem;
  color: #fff;
  user-select: none;
}
nav ul.nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.nav-list li {
  flex: 1 1 auto;
  min-width: 120px;
  text-align: center;
}
.nav-link {
  color: #cce0ff;
  background: #0066cc;
  padding: 8px 12px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease, color 0.3s ease;
  box-shadow: 0 3px 8px rgba(0,102,204,0.4);
  display: inline-block;
}
.nav-link:hover,
.nav-link:focus {
  background-color: #004a99;
  color: #fff;
  box-shadow: 0 5px 14px rgba(0,76,153,0.7);
}
.primary-btn {
  background: #ff6f00 !important;
  color: #fff !important;
  box-shadow: 0 4px 14px rgba(255,111,0,0.75) !important;
}
.primary-btn:hover,
.primary-btn:focus {
  background: #cc5800 !important;
  box-shadow: 0 6px 20px rgba(204,88,0,0.9) !important;
}

/* Hero Section */
.hero {
  margin: 40px 0 60px;
  text-align: center;
  padding: 30px 20px;
  background: rgba(255, 111, 0, 0.12);
  border-radius: 18px;
  box-shadow: 0 6px 18px rgba(255,111,0,0.2);
}
.hero h2 {
  font-size: 2.3rem;
  font-weight: 700;
  color: #bb4400;
  margin-bottom: 15px;
}
.hero p {
  font-size: 1.2rem;
  color: #663300;
  max-width: 700px;
  margin: 0 auto 25px;
  line-height: 1.4;
}
.hero-cta {
  font-size: 1.25rem;
  font-weight: 700;
  padding: 14px 40px;
  border-radius: 40px;
  text-decoration: none;
  display: inline-block;
  background: #ff6f00;
  color: #fff;
  box-shadow: 0 6px 20px rgba(255,111,0,0.7);
  transition: background-color 0.3s ease;
}
.hero-cta:hover,
.hero-cta:focus {
  background: #cc5800;
  box-shadow: 0 8px 28px rgba(204,88,0,0.85);
}

/* Modules Grid */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
  gap: 24px;
  margin-bottom: 60px;
}
.module-card {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 26px rgba(255,111,0,0.15);
  padding: 30px 25px 30px;
  cursor: pointer;
  user-select: none;
  transition: box-shadow 0.3s ease, transform 0.25s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.module-card:focus,
.module-card:hover {
  box-shadow: 0 12px 40px rgba(255,111,0,0.35);
  transform: translateY(-6px);
  outline: none;
}
.module-icon {
  font-size: 48px;
  color: #ff6f00;
  margin-bottom: 18px;
}
.module-card h3 {
  font-size: 1.3rem;
  color: #663300;
  margin-bottom: 12px;
  font-weight: 700;
}
.module-card p {
  font-size: 1rem;
  color: #994d00;
  margin-bottom: 20px;
  flex-grow: 1;
}
.btn-link {
  text-decoration: none;
  font-weight: 700;
  color: #ff6f00;
  padding: 8px 14px;
  border-radius: 40px;
  border: 2px solid #ff6f00;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.btn-link:hover,
.btn-link:focus {
  background-color: #ff6f00;
  color: white;
  outline: none;
}

/* Quote Section */
.quote-section {
  max-width: 700px;
  margin: 0 auto 80px;
  padding: 20px 30px;
  background: #fff3e0;
  border-left: 6px solid #ff6f00;
  border-radius: 12px;
  font-style: italic;
  color: #994d00;
  box-shadow: 0 4px 14px rgba(255,111,0,0.2);
}
.quote-section blockquote {
  margin: 0;
  font-size: 1.25rem;
}
.quote-section footer {
  margin-top: 14px;
  font-weight: 600;
  font-style: normal;
  text-align: right;
}

/