.admin-nav {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  flex-wrap: wrap;
}

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

.form-grid {
  display: grid;
  gap: 10px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.92rem;
  color: var(--muted);
}

.field input[type="text"],
.field input[type="number"],
.field input[type="email"],
.field input[type="password"],
.field input[type="file"],
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  transition: border-color 160ms ease, box-shadow 160ms ease;
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15, 139, 141, 0.15);
}

.field input[type="file"] {
  padding: 8px 10px;
  cursor: pointer;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.table th,
.table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.table tbody tr {
  transition: background 120ms ease;
}

.table tbody tr:hover {
  background: rgba(15, 139, 141, 0.04);
}

.table th {
  text-align: left;
  color: var(--muted);
  font-weight: 700;
}

.error-box {
  border: 1px solid rgba(251, 113, 133, 0.5);
  background: rgba(251, 113, 133, 0.1);
  border-radius: 12px;
  padding: 14px 14px 10px;
  color: var(--text);
  animation: revealIn 260ms ease both;
}

@keyframes revealIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.error-box ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.panel-body {
  overflow-x: auto;
}

.thumb {
  width: 86px;
  height: 64px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(11, 16, 32, 0.08);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.thumb:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 18px rgba(29, 45, 51, 0.14);
}