* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f5f7fb;
  color: #1d2330;
}

.header {
  background: #1f3c88;
  color: #ffffff;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header h1 {
  margin: 0;
  font-size: 1.2rem;
}

.header a {
  color: #dbe8ff;
  text-decoration: none;
  margin-right: 0.8rem;
}

.container {
  max-width: 980px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

.card {
  background: #ffffff;
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 10px rgba(20, 30, 50, 0.08);
}

.error {
  border-left: 4px solid #d14545;
}

.form-grid {
  display: grid;
  gap: 0.65rem;
  max-width: 520px;
}

input,
button {
  padding: 0.6rem 0.7rem;
  border: 1px solid #cdd6e5;
  border-radius: 6px;
  font-size: 0.98rem;
}

button,
.button {
  display: inline-block;
  width: fit-content;
  border: none;
  background: #2b5bd7;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  margin-top: 0.3rem;
}

.button {
  padding: 0.65rem 0.95rem;
  border-radius: 6px;
}

.details {
  margin: 1rem 0;
  padding-left: 1.2rem;
}

.meta-box,
.notice {
  margin: 0.9rem 0;
  padding: 0.75rem;
  background: #eef3ff;
  border-radius: 8px;
}

.muted {
  color: #54627e;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  border: 1px solid #dde5f3;
  padding: 0.55rem;
  text-align: left;
  font-size: 0.9rem;
}

th {
  background: #f1f5ff;
}