:root {
  color-scheme: light;
  font-family: "Segoe UI", "Noto Sans", system-ui, -apple-system, sans-serif;
  background: #f5f7fb;
  color: #1f2937;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

header h1 {
  margin: 0;
  font-size: 1.6rem;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  margin-bottom: 20px;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

input,
select,
button,
textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #d7dce5;
  font-size: 1rem;
  font-family: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: #2563eb;
  color: #ffffff;
  font-weight: 600;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(37, 99, 235, 0.2);
}

button.secondary {
  background: #e5e7eb;
  color: #111827;
}

button.danger {
  background: #dc2626;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.notice {
  padding: 12px 14px;
  background: #eff6ff;
  border-radius: 10px;
  border: 1px solid #bfdbfe;
  margin-top: 12px;
}

.help {
  margin: 6px 0 0;
  font-size: 0.85rem;
  color: #64748b;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.table th,
.table td {
  padding: 10px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
}

.table th {
  color: #475569;
  font-weight: 600;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: #e0e7ff;
  color: #3730a3;
  font-weight: 600;
  font-size: 0.85rem;
}

footer {
  margin-top: 32px;
  font-size: 0.9rem;
  color: #64748b;
}

@media (max-width: 600px) {
  header {
    flex-direction: column;
    align-items: flex-start;
  }

  .table {
    display: block;
    overflow-x: auto;
  }
}