* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

body {
  background: #f4f6f8;
  color: #222;
}

.container {
  max-width: 900px;
  margin: 40px auto;
  padding: 20px;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

h1,
h2 {
  margin-bottom: 10px;
}

.small {
  color: #666;
  font-size: 14px;
  margin-bottom: 20px;
}

label {
  display: block;
  margin-top: 16px;
  margin-bottom: 6px;
  font-weight: bold;
}

input,
select,
textarea,
button {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  padding: 12px;
  font-size: 16px;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

button {
  margin-top: 20px;
  background: #2563eb;
  color: white;
  border: none;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.2s ease;
}

button:hover {
  background: #1d4ed8;
}

.message {
  margin-top: 16px;
  padding: 12px;
  border-radius: 10px;
  display: none;
}

.success {
  background: #dcfce7;
  color: #166534;
}

.error {
  background: #fee2e2;
  color: #991b1b;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

th,
td {
  padding: 14px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
  vertical-align: top;
}

th {
  background: #f1f5f9;
}

.status {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 14px;
  font-weight: bold;
}

@media (max-width: 768px) {
  .container {
    padding: 12px;
  }

  .card {
    padding: 18px;
  }

  table,
  thead,
  tbody,
  th,
  td,
  tr {
    display: block;
  }

  thead {
    display: none;
  }

  tr {
    background: #fff;
    margin-bottom: 14px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  }

  td {
    border: none;
    padding: 12px;
  }
}