:root {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --text-primary: #111111;
  --text-secondary: #555555;
  --border: #ddd;
  --radius: 10px;
}

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

body {
  background: var(--bg);
  color: var(--text-secondary);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

a {
  text-decoration: none;
}

section {
  scroll-margin-top: 80px;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar img {
  height: 40px;
}

/* Button structural styles only - Colors now handled by Bootstrap */
.btn-primary, .btn-outline-dark {
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  display: inline-block;
  min-width: 160px;
  transition: all 0.3s ease;
}

.hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-secondary);
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.card h3 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.card img {
  height: 60px;
  margin-bottom: 1rem;
}

.featured {
  border: 2px solid #0d6efd; /* Reverted to Bootstrap Blue */
  box-shadow: 0 10px 30px rgba(13, 110, 253, 0.2);
  transform: scale(1.03);
}

.footer {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 !important;
  margin: 0 !important;
  color: var(--text-secondary);
  line-height: 1;
}

.footer * {
  margin: 0 !important;
  padding: 0 !important;
  display: inline-block;
}