/* ===========================
   Base Page Styling
=========================== */
body {
  font-family: "Segoe UI", Tahoma, sans-serif;
  margin: 2rem;
  background: #f4f6fa;
  color: #222;
  text-align: center;
}

h1 {
  margin-bottom: 1rem;
}

/* ===========================
   Input Controls
=========================== */
.controls {
  margin-bottom: 1.5rem;
}

input {
  padding: 0.5rem;
  width: 250px;
  margin: 0 0.5rem;
  border-radius: 6px;
  border: 1px solid #aaa;
}

button {
  padding: 0.6rem 1rem;
  background: #1f1cdd;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

select {
  margin-left: 0.5rem;
  padding: 0.5rem;
}

/* ===========================
   Table Styling
=========================== */
table {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-collapse: collapse;
  background: white;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  border-radius: 10px;
  overflow: hidden;
}

th, td {
  padding: 0.8rem;
  border-bottom: 1px solid #eee;
}

th {
  background: #1f1cdd;
  color: white;
}

tr:hover {
  background: #f8f8ff;
}

a {
  color: #1f1cdd;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.score {
  font-weight: bold;
}

/* ===========================
   Loader & Error Styling
=========================== */
#loader {
  margin-left: 1rem;
  font-weight: bold;
}

#error-message {
  color: red;
  font-weight: bold;
  margin-bottom: 1rem;
}