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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: #ffffff;
  color: #1a1a1a;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

header {
  background: #0b1e3f;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}

.site-title {
  font-size: 1.6rem;
  font-weight: 600;
}

nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  background: #ffdd00;
  left: 0;
  bottom: -4px;
  transition: width 0.3s;
}

nav a:hover::after {
  width: 100%;
}

/* Highlights */
.highlights {
  padding: 50px 0;
}

.highlight-main img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 40px;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.highlight-card {
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid #eee;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.highlight-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #f4f4f4;

  display: flex;
  align-items: center;
  justify-content: center;

  overflow: hidden;
}

.image-wrapper img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.card-content {
  padding: 20px;
}

.card-content h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: #0b1e3f;
}

.card-content p {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.6;
}

/* Article */
.article {
  background: #f6f8fb;
  padding: 70px 0;
}

.article-container {
  max-width: 800px;
  margin: auto;
  background: #fff;
  padding: 45px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.article h1 {
  font-size: 2.2rem;
  margin-bottom: 25px;
}

.article h2 {
  margin-top: 30px;
  margin-bottom: 10px;
  color: #0b1e3f;
}

.article p {
  margin-bottom: 16px;
  color: #333;
}

footer {
  background: #0b1e3f;
  color: #fff;
  text-align: center;
  padding: 25px;
  margin-top: 40px;
}

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

@media (max-width: 600px) {
  .highlights-grid {
    grid-template-columns: 1fr;
  }

  .highlight-main img {
    height: 260px;
  }

  .article-container {
    padding: 25px;
  }

  .article h1 {
    font-size: 1.6rem;
  }
}