/* ===== General Page ===== */
body {
  font-family: "Segoe UI", Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f6fb;
  color: #2e2e2e;
  line-height: 1.6;
}

/* ===== Header ===== */
header {
  background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
  color: white;
  text-align: center;
  padding: 40px 20px;
}
header h1 {
  margin: 0;
  font-size: 2rem;
}
header p {
  margin-top: 10px;
  font-size: 1.1rem;
  opacity: 0.9;
}

/* ===== Sections ===== */
section {
  padding: 30px;
  max-width: 900px;
  margin: auto;
}

/* ===== Card Styling ===== */
.card {
  background: white;
  padding: 25px;
  margin: 20px 0;
  border-radius: 12px;
  box-shadow: 0 6px 12px rgba(0,0,0,0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 18px rgba(0,0,0,0.15);
}

/* ===== Charts ===== */
.charts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.charts img {
  width: 100%;
  max-width: 280px;
  margin: 10px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* ===== Links ===== */
a {
  color: #2575fc;
  font-weight: bold;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
details {
  margin: 10px 0;
}

summary {
  cursor: pointer;
  font-weight: bold;
  color: #2575fc;
  margin-bottom: 5px;
}

pre {
  background: #f4f4f4;
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 0.9rem;
  line-height: 1.4;
}