/* Instructor Portal — custom styles */

/* Book cards grid */
.book-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.book-card {
  border: 1px solid #dee2e6;
  border-radius: 8px;
  padding: 1.5rem;
  background: #ffffff;
  transition: box-shadow 0.2s ease;
}

.book-card:hover {
  box-shadow: 0 4px 12px rgba(26, 39, 68, 0.12);
}

.book-card h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.book-card .book-number {
  display: inline-block;
  background: #1a2744;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2em 0.6em;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}

.book-card ul {
  padding-left: 1.2rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.book-card .btn-portal {
  display: inline-block;
  background: #2d6a4f;
  color: #ffffff;
  padding: 0.4em 1em;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
}

.book-card .btn-portal:hover {
  background: #1b4332;
}

.book-card .btn-portal:focus-visible {
  outline: 2px solid #e8a838;
  outline-offset: 2px;
}

/* Auth notice */
.auth-notice {
  background: rgba(232, 168, 56, 0.1);
  border-left: 4px solid #e8a838;
  padding: 1rem 1.25rem;
  border-radius: 0 6px 6px 0;
  margin: 1.5rem 0;
  font-size: 0.92rem;
  color: #1a2744;
}

/* Resource list styling */
.resource-list {
  list-style: none;
  padding: 0;
}

.resource-list li {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.resource-list li:last-child {
  border-bottom: none;
}

.resource-list .status-pending {
  font-size: 0.8rem;
  color: #999;
  font-style: italic;
}

/* Form styling */
.portal-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  margin-top: 1rem;
  color: #1a2744;
}

.portal-form input,
.portal-form select,
.portal-form textarea {
  width: 100%;
  max-width: 500px;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.95rem;
}

.portal-form input:focus,
.portal-form select:focus,
.portal-form textarea:focus {
  outline: none;
  border-color: #2d6a4f;
  box-shadow: 0 0 0 2px rgba(45, 106, 79, 0.15);
}

.portal-form input:focus-visible,
.portal-form select:focus-visible,
.portal-form textarea:focus-visible {
  outline: 2px solid #e8a838;
  outline-offset: 1px;
}

.portal-form button[type="submit"] {
  margin-top: 1.5rem;
  background: #1a2744;
  color: #ffffff;
  border: none;
  padding: 0.6em 2em;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.portal-form button[type="submit"]:hover {
  background: #0f172a;
}

.portal-form button[type="submit"]:focus-visible {
  outline: 2px solid #e8a838;
  outline-offset: 2px;
}

/* Special note callout */
.book-note {
  background: rgba(45, 106, 79, 0.06);
  border-left: 3px solid #2d6a4f;
  padding: 0.8rem 1rem;
  margin: 1rem 0;
  font-size: 0.9rem;
  border-radius: 0 4px 4px 0;
}

/* Mobile breakpoint */
@media (max-width: 600px) {
  .resource-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .portal-form input,
  .portal-form select,
  .portal-form textarea {
    max-width: 100%;
  }

  .book-cards {
    grid-template-columns: 1fr;
  }
}