* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #172033;
  --muted: #667085;
  --border: #e4e7ec;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
  --success: #15803d;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.hero {
  background: #172554;
  color: white;
  padding: 56px 0;
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  opacity: 0.8;
  margin-bottom: 10px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 10px;
}

.subtitle {
  max-width: 700px;
  color: #dbeafe;
}

main {
  padding: 30px 0 50px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px;
  margin-bottom: 24px;
  box-shadow: 0 8px 24px rgba(16, 24, 40, 0.05);
}

.section-heading {
  margin-bottom: 22px;
}

.section-heading.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

h2 {
  font-size: 1.35rem;
  margin-bottom: 4px;
}

.section-heading p {
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

label {
  font-weight: 700;
  font-size: 0.92rem;
}

input, select {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  background: white;
}

input:focus, select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.btn {
  border: 0;
  border-radius: 8px;
  padding: 11px 17px;
  font-weight: 700;
  cursor: pointer;
  margin-right: 8px;
}

.primary {
  background: var(--primary);
  color: white;
}

.primary:hover {
  background: var(--primary-dark);
}

.secondary {
  background: #eef2f7;
  color: #344054;
}

.danger {
  background: #fee2e2;
  color: var(--danger);
}

.edit {
  background: #dbeafe;
  color: #1d4ed8;
}

.hidden {
  display: none;
}

.message {
  min-height: 24px;
  margin-top: 15px;
  font-weight: 700;
}

.message.success {
  color: var(--success);
}

.message.error {
  color: var(--danger);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th, td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
}

th {
  background: #f8fafc;
  font-size: 0.85rem;
  color: #475467;
}

td {
  font-size: 0.94rem;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 35px;
}

.actions {
  white-space: nowrap;
}

footer {
  text-align: center;
  padding: 25px;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 700px) {
  .hero {
    padding: 40px 0;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .section-heading.row {
    align-items: flex-start;
    flex-direction: column;
  }

  .card {
    padding: 20px;
  }
}