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

body {
  font-family: "Segoe UI", Arial, sans-serif;
  color: #333;
  line-height: 1.6;
}

/* Layout */
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

header {
  background: white;
  border-bottom: 1px solid #eee;
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

//* Logo */
.logo {
  height: 30px;        /* was ~55px */
}

.footer-logo {
  height: 17px;        /* was ~45px */
}

/* Navigation */
nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #333;
  font-size: 15px;
}

nav a:hover {
  color: #0b6fb8;
}

/* Hero */
.hero {
  background: url("images/cover.jpeg") center/cover no-repeat;
  height: 80vh;
}

.hero-overlay {
  background: rgba(11, 111, 184, 0.35);
  height: 100%;
  display: flex;
  align-items: center;
  text-align: center;
  color: #fff;
}

.hero h1 {
  font-size: 40px;
}

.hero p {
  margin-top: 15px;
  font-size: 18px;
}

.btn {
  display: inline-block;
  margin-top: 25px;
  background: white;
  color: #0b6fb8;
  padding: 12px 24px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
}

/* Sections */
.section {
  padding: 60px 0;
}

.section h2 {
  text-align: center;
  margin-bottom: 40px;
}

.section.light {
  background: #f7f9fb;
}

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 6px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.05);
}

/* Footer */
footer {
  text-align: center;
  padding: 30px 0;
  background: #f1f1f1;
}

.footer-logo {
  height: 45px;
  margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  .header-flex {
    flex-direction: column;
  }

  nav {
    margin-top: 10px;
  }

  .hero h1 {
    font-size: 30px;
  }
}