* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, Arial, sans-serif;
  line-height: 1.6;
  color: #222;
  background: #f4f6f8;
}

.container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  background: #183958;
  color: white;
  padding: 36px 0;
}

.site-header h1 {
  margin: 0;
  font-size: 2.2rem;
}

.site-header p {
  margin: 8px 0 0;
  font-size: 1.1rem;
  opacity: 0.9;
}

.nav {
  background: #244f7a;
}

.nav-inner {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  padding-top: 10px;
  padding-bottom: 10px;
}

.nav a {
  color: white;
  text-decoration: none;
  font-weight: 600;
}

.nav a:hover {
  text-decoration: underline;
}

.lang-link {
  margin-left: auto;
  opacity: 0.9;
}

.hero,
.content-box,
.day-section {
  background: white;
  border: 1px solid #ddd;
  border-radius: 16px;
  padding: 24px;
  margin: 24px 0;
}

.hero h2,
.content-box h2,
.day-section h2 {
  margin-top: 0;
}

.lead {
  font-size: 1.2rem;
  font-weight: 600;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.card {
  background: white;
  border: 1px solid #ddd;
  border-radius: 16px;
  padding: 22px;
}

.card h3 {
  margin-top: 0;
}

.button {
  display: inline-block;
  background: #244f7a;
  color: white;
  padding: 9px 14px;
  border-radius: 8px;
  text-decoration: none;
  margin-top: 8px;
}

.button:hover {
  background: #183958;
}

.diagram-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 16px;
}

figure {
  margin: 0;
  background: #fafafa;
  border: 1px solid #ddd;
  border-radius: 12px;
  padding: 10px;
}

figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

figure img:hover,
.photo-card img:hover {
  transform: scale(1.02);
  opacity: 0.92;
}

figcaption {
  margin-top: 8px;
  font-weight: 600;
  text-align: center;
}

.interpretation {
  background: #eef5ff;
  border-left: 5px solid #5b8fd8;
  padding: 12px 16px;
  margin-top: 18px;
  border-radius: 8px;
}

.note {
  color: #555;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.photo-card {
  background: white;
  border: 1px solid #ddd;
  border-radius: 16px;
  padding: 18px;
}

.photo-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
}

.photo-card h3 {
  margin-bottom: 6px;
}

.footer {
  margin-top: 40px;
  padding: 24px 0;
  background: #222;
  color: white;
  font-size: 0.95rem;
}

@media (max-width: 900px) {
  .cards,
  .diagram-grid,
  .photo-grid {
    grid-template-columns: 1fr;
  }

  .site-header h1 {
    font-size: 1.7rem;
  }


  .lang-link {
    margin-left: 0;
  }
}