/* Base */
.swp-aisearch {
  max-width: 800px;
  margin: 0 auto;
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

/* Tabs */
.swp-aisearch__tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid #e5e7eb;
}

.swp-aisearch__tab {
  padding: 0.75rem 1.5rem;
  border: none;
  background: transparent;
  color: #6b7280;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
}

.swp-aisearch__tab:hover {
  color: #111827;
}

.swp-aisearch__tab--active {
  color: #111827;
  border-bottom-color: #111827;
}

/* Panels */
.swp-aisearch__panel {
  display: none;
}

.swp-aisearch__panel--active {
  display: block;
}

/* Search Mode */
.swp-aisearch__form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.swp-aisearch__input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  border: 2px solid #e5e7eb;
  border-radius: 24px;
  font-size: 1rem;
  outline: none;
  transition: all 0.2s;
}

.swp-aisearch__input:focus {
  border-color: #111827;
  box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1);
}

.swp-aisearch__btn {
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: 24px;
  background: #111827;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.swp-aisearch__btn:hover {
  background: #1f2937;
  transform: translateY(-1px);
}

.swp-aisearch__btn:active {
  transform: translateY(0);
}

.swp-aisearch__loading {
  margin: 0.75rem 0;
  font-style: italic;
  opacity: 0.7;
  color: #6b7280;
}

.swp-aisearch__answer {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 1rem 1.25rem;
  margin: 1rem 0;
  line-height: 1.6;
  color: #111827;
}

.swp-aisearch__list {
  list-style: decimal;
  margin: 1rem 0 0 1.5rem;
  padding: 0;
}

.swp-aisearch__item {
  margin: 0.75rem 0;
  padding-left: 0.5rem;
}

.swp-aisearch__link {
  font-weight: 600;
  text-decoration: none;
  color: #2563eb;
  transition: color 0.2s;
}

.swp-aisearch__link:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

.swp-aisearch__why {
  font-size: 0.92em;
  color: #6b7280;
  margin-top: 0.25rem;
  line-height: 1.5;
}

.swp-aisearch__suggestions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.swp-aisearch__suggestions > span {
  color: #6b7280;
  font-size: 0.9em;
}

.swp-aisearch__suggestion {
  border: 1.5px solid #e5e7eb;
  background: #fff;
  border-radius: 20px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.9em;
  color: #374151;
}

.swp-aisearch__suggestion:hover {
  border-color: #111827;
  background: #f9fafb;
  transform: translateY(-1px);
}

/* Chat Mode */
.swp-aisearch__chat-messages {
  min-height: 400px;
  max-height: 600px;
  overflow-y: auto;
  padding: 1rem;
  background: #f9fafb;
  border-radius: 16px;
  margin-bottom: 1rem;
}

.swp-aisearch__chat-message {
  margin-bottom: 1rem;
  display: flex;
  gap: 0.75rem;
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.swp-aisearch__chat-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85em;
  font-weight: 600;
  flex-shrink: 0;
}

.swp-aisearch__chat-message--user .swp-aisearch__chat-avatar {
  background: #111827;
  color: #fff;
}

.swp-aisearch__chat-message--ai .swp-aisearch__chat-avatar {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
}

.swp-aisearch__chat-bubble {
  flex: 1;
  padding: 0.875rem 1.125rem;
  border-radius: 16px;
  line-height: 1.6;
  word-wrap: break-word;
}

.swp-aisearch__chat-message--user .swp-aisearch__chat-bubble {
  background: #111827;
  color: #fff;
  border-bottom-right-radius: 4px;
}

.swp-aisearch__chat-message--ai .swp-aisearch__chat-bubble {
  background: #fff;
  color: #111827;
  border: 1px solid #e5e7eb;
  border-bottom-left-radius: 4px;
}

.swp-aisearch__chat-links {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid #e5e7eb;
}

.swp-aisearch__chat-links-title {
  font-size: 0.85em;
  font-weight: 600;
  color: #6b7280;
  margin-bottom: 0.5rem;
}

.swp-aisearch__chat-link {
  display: block;
  padding: 0.5rem 0;
  color: #2563eb;
  text-decoration: none;
  font-size: 0.92em;
  transition: color 0.2s;
}

.swp-aisearch__chat-link:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

.swp-aisearch__chat-form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.swp-aisearch__chat-input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  border: 2px solid #e5e7eb;
  border-radius: 24px;
  font-size: 1rem;
  outline: none;
  transition: all 0.2s;
}

.swp-aisearch__chat-input:focus {
  border-color: #111827;
  box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1);
}

.swp-aisearch__chat-send {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: #111827;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.swp-aisearch__chat-send:hover {
  background: #1f2937;
  transform: scale(1.05);
}

.swp-aisearch__chat-send:active {
  transform: scale(0.95);
}

.swp-aisearch__chat-clear {
  width: 100%;
  padding: 0.625rem 1rem;
  border: 1.5px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  color: #6b7280;
  font-size: 0.9em;
  cursor: pointer;
  transition: all 0.2s;
}

.swp-aisearch__chat-clear:hover {
  border-color: #111827;
  color: #111827;
  background: #f9fafb;
}

.swp-aisearch__chat-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: #9ca3af;
}

.swp-aisearch__chat-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.swp-aisearch__chat-empty-text {
  font-size: 1.1em;
  margin-bottom: 0.5rem;
}

.swp-aisearch__chat-empty-hint {
  font-size: 0.9em;
  opacity: 0.8;
}

/* Articles Grid Widget */
.swp-aisearch-grid {
  max-width: 1200px;
  margin: 3rem auto 0;
  animation: slideInUp 0.5s ease-out;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.swp-aisearch-grid__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid #e5e7eb;
}

.swp-aisearch-grid__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #111827;
  margin: 0;
}

.swp-aisearch-grid__count {
  font-size: 0.9rem;
  color: #6b7280;
  font-weight: 500;
}

.swp-aisearch-grid__items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.swp-aisearch-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.4s ease-out backwards;
}

.swp-aisearch-card:nth-child(1) { animation-delay: 0.1s; }
.swp-aisearch-card:nth-child(2) { animation-delay: 0.2s; }
.swp-aisearch-card:nth-child(3) { animation-delay: 0.3s; }
.swp-aisearch-card:nth-child(4) { animation-delay: 0.4s; }
.swp-aisearch-card:nth-child(5) { animation-delay: 0.5s; }
.swp-aisearch-card:nth-child(6) { animation-delay: 0.6s; }

.swp-aisearch-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.swp-aisearch-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.swp-aisearch-card__content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.swp-aisearch-card__category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #667eea;
  margin-bottom: 0.75rem;
}

.swp-aisearch-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
  margin: 0 0 0.75rem 0;
  line-height: 1.4;
}

.swp-aisearch-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.swp-aisearch-card__title a:hover {
  color: #667eea;
}

.swp-aisearch-card__excerpt {
  font-size: 0.95rem;
  color: #6b7280;
  line-height: 1.6;
  margin: 0 0 1.25rem 0;
  flex: 1;
}

.swp-aisearch-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid #e5e7eb;
}

.swp-aisearch-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #667eea;
  text-decoration: none;
  transition: gap 0.2s;
}

.swp-aisearch-card__link:hover {
  gap: 0.75rem;
}

.swp-aisearch-card__link svg {
  width: 16px;
  height: 16px;
}

.swp-aisearch-card--no-image .swp-aisearch-card__image {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .swp-aisearch-grid__items {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .swp-aisearch-grid {
    margin-top: 2rem;
  }

  .swp-aisearch-grid__header {
    margin-bottom: 1.5rem;
  }

  .swp-aisearch-grid__title {
    font-size: 1.5rem;
  }

  .swp-aisearch-grid__items {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.25rem;
  }

  .swp-aisearch-card__image {
    height: 180px;
  }
}

@media (max-width: 640px) {
  .swp-aisearch__tabs {
    gap: 0.25rem;
  }

  .swp-aisearch__tab {
    padding: 0.625rem 1rem;
    font-size: 0.9em;
  }

  .swp-aisearch__chat-messages {
    min-height: 300px;
  }

  .swp-aisearch-grid {
    margin-top: 1.5rem;
  }

  .swp-aisearch-grid__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .swp-aisearch-grid__items {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .swp-aisearch-card__content {
    padding: 1.25rem;
  }

  .swp-aisearch-card__image {
    height: 160px;
  }
}

/* ==================== BLOG PAGE ==================== */

.swp-blog-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Category Filters */
.swp-blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid #e5e7eb;
}

.swp-blog-filter {
  padding: 0.625rem 1.5rem;
  border: 2px solid #e5e7eb;
  border-radius: 24px;
  background: #fff;
  color: #6b7280;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.swp-blog-filter:hover {
  border-color: #111827;
  color: #111827;
  transform: translateY(-2px);
}

.swp-blog-filter--active {
  background: #111827;
  color: #fff;
  border-color: #111827;
}

.swp-blog-filter--active:hover {
  transform: translateY(-2px);
}

/* Loading */
.swp-blog-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  gap: 1rem;
  color: #6b7280;
}

.swp-blog-loading[hidden] {
  display: none !important;
}

.swp-blog-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #e5e7eb;
  border-top-color: #111827;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Blog Grid */
.swp-blog-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
}

.swp-blog-grid[data-columns="2"] {
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
}

.swp-blog-grid[data-columns="3"] {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.swp-blog-grid[data-columns="4"] {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* Blog Cards (riusa stili esistenti) */
.swp-blog-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.4s ease-out;
}

.swp-blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.swp-blog-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.swp-blog-card__image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.swp-blog-card__content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.swp-blog-card__category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #667eea;
  margin-bottom: 0.75rem;
}

.swp-blog-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
  margin: 0 0 0.75rem 0;
  line-height: 1.4;
}

.swp-blog-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.swp-blog-card__title a:hover {
  color: #667eea;
}

.swp-blog-card__excerpt {
  font-size: 0.95rem;
  color: #6b7280;
  line-height: 1.6;
  margin: 0 0 1.25rem 0;
  flex: 1;
}

.swp-blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid #e5e7eb;
}

.swp-blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #667eea;
  text-decoration: none;
  transition: gap 0.2s;
}

.swp-blog-card__link:hover {
  gap: 0.75rem;
}

.swp-blog-card__link svg {
  width: 16px;
  height: 16px;
}

/* Empty State */
.swp-blog-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: #9ca3af;
  font-size: 1.1rem;
}

/* Pagination */
.swp-blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.swp-blog-pagination__btn,
.swp-blog-pagination__page {
  min-width: 40px;
  height: 40px;
  padding: 0.5rem 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  background: #fff;
  color: #6b7280;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.swp-blog-pagination__btn:hover:not(:disabled),
.swp-blog-pagination__page:hover:not(.swp-blog-pagination__page--active) {
  border-color: #111827;
  color: #111827;
  transform: translateY(-2px);
}

.swp-blog-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.swp-blog-pagination__page--active {
  background: #111827;
  color: #fff;
  border-color: #111827;
}

.swp-blog-pagination__dots {
  padding: 0.5rem;
  color: #9ca3af;
}

/* Responsive */
@media (max-width: 1024px) {
  .swp-blog-grid {
    gap: 1.5rem;
  }

  .swp-blog-grid[data-columns="3"],
  .swp-blog-grid[data-columns="4"] {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .swp-blog-page {
    padding: 1.5rem 1rem;
  }

  .swp-blog-filters {
    gap: 0.5rem;
    margin-bottom: 2rem;
  }

  .swp-blog-filter {
    padding: 0.5rem 1.25rem;
    font-size: 0.9em;
  }

  .swp-blog-grid {
    gap: 1.25rem;
  }

  .swp-blog-grid[data-columns="2"],
  .swp-blog-grid[data-columns="3"],
  .swp-blog-grid[data-columns="4"] {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .swp-blog-card__image {
    height: 180px;
  }
}

@media (max-width: 640px) {
  .swp-blog-grid[data-columns="2"],
  .swp-blog-grid[data-columns="3"],
  .swp-blog-grid[data-columns="4"] {
    grid-template-columns: 1fr;
  }

  .swp-blog-card__content {
    padding: 1.25rem;
  }

  .swp-blog-card__image {
    height: 200px;
  }

  .swp-blog-pagination {
    flex-wrap: wrap;
    gap: 0.35rem;
  }

  .swp-blog-pagination__btn,
  .swp-blog-pagination__page {
    min-width: 36px;
    height: 36px;
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
  }
}