body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f3f4f6;
  color: #111;
}
header {
  background: #1f2937;
  color: white;
  padding: 20px 24px;
}
header h1 {
  margin: 0 0 8px;
}
nav a {
  color: #d1d5db;
  margin-right: 16px;
  text-decoration: none;
}
nav a:hover {
  color: white;
}
main {
  padding: 24px;
}
section {
  background: white;
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
}
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 10px;
  border-bottom: 1px solid #e5e7eb;
}
input[type="text"], input[type="search"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
}
label {
  display: block;
  margin-bottom: 12px;
}
button {
  background: #2563eb;
  border: none;
  color: white;
  padding: 10px 18px;
  border-radius: 8px;
  cursor: pointer;
}
button:hover {
  background: #1d4ed8;
}
.flash-list {
  margin-bottom: 16px;
}
.flash {
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 8px;
}
.flash.success {
  background: #d1fae5;
  color: #065f46;
}
.pagination {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 16px;
}
.pagination a {
  color: #2563eb;
}
.hint {
  color: #6b7280;
  font-size: 0.875rem;
  margin: -4px 0 16px;
}
.hint code {
  background: #f3f4f6;
  padding: 1px 4px;
  border-radius: 4px;
  font-size: 0.85em;
}
.actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.btn {
  display: inline-block;
  background: #4b5563;
  color: white;
  padding: 8px 14px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.9rem;
}
.btn:hover {
  background: #374151;
}