* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", -apple-system, sans-serif;
}

body {
  margin: 0;
  background: #ffffff;
  color: #1f1f1f;
}

/* PAGE CONTAINER */
.certifications-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
}

/* HEADER */
.page-header {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 30px;
}

.page-header h1 {
  font-size: 34px;
  font-weight: 600;
  color: #777;
  margin-bottom: 10px;
}

.page-header p {
  font-size: 16px;
  color: #888;
  line-height: 1.6;
}

/* DIVIDER */
.divider {
  height: 1px;
  background: #999;
  opacity: 0.6;
  margin: 40px 0;
}

/* SECTION */
.section h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 30px;
}

/* GRID */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

/* CARD */
.cert-card {
  border: 1px solid #ddd;
  padding: 20px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
}

.cert-card img {
  max-width: 100%;
  height: auto;
}

.cert-title {
  margin-top: 16px;
  font-size: 14px;
  color: #555;
  text-align: center;
  font-weight: 600;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .page-header h1 {
    font-size: 26px;
  }

  .cert-grid {
    grid-template-columns: 1fr;
  }
}