body {
  margin: 0;
  font-family: "Poppins", "Segoe UI", sans-serif;
  background: #f5f3ef;
  color: #2b2b2f;
}

.admin-header {
  background: #2b2b2f;
  color: #fff;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.admin-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-start;
}

.nav-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 160px;
}

.nav-toggle {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 6px 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 11px;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.nav-toggle::after {
  content: "▾";
  font-size: 12px;
  opacity: 0.7;
}

.nav-group.open .nav-toggle::after {
  content: "▴";
}

.nav-links {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding-top: 4px;
}

.nav-group.open .nav-links {
  display: flex;
}

.admin-header a {
  color: #fff;
  text-decoration: none;
  font-size: 13px;
}

.admin-main {
  max-width: 1100px;
  margin: 24px auto;
  padding: 0 24px 40px;
}

.card {
  background: #fff;
  padding: 18px;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.08);
  margin-bottom: 20px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

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

input, select, textarea {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin-top: 6px;
  margin-bottom: 12px;
  font-family: inherit;
}

button {
  padding: 10px 16px;
  border: none;
  background: #f86923;
  color: #fff;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
}

button.secondary {
  background: #9854b3;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.form-row label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.form-row label input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.notice {
  padding: 12px 16px;
  background: #fff4ea;
  border-radius: 10px;
  margin-bottom: 16px;
}

.small {
  font-size: 12px;
  color: #666;
}