:root {
  --catalog-bg: #f6f7fb;
  --catalog-text: #0f162f;
  --catalog-muted: #6a7286;
  --catalog-border: rgba(15, 22, 47, 0.08);
  --catalog-orange: #ff6a00;
  --catalog-orange-light: #ff9244;
  --catalog-card-bg: #ffffff;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

section {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.breadcrumb {
  max-width: 1280px;
  margin: 24px auto 0;
  padding: 0 8px;
  font-size: 0.95rem;
  color: var(--catalog-muted);
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  gap: 8px;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--catalog-text);
  text-decoration: none;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--catalog-muted);
  margin-right: 8px;
}

.catalog-hero {
  background: linear-gradient(135deg, rgba(255, 106, 0, 0.08), rgba(15, 18, 35, 0.04));
  border-radius: 32px;
  padding: 64px 56px;
  margin: 32px auto;
  max-width: 1280px;
  color: var(--catalog-text);
  display: block;
  position: relative;
  overflow: hidden;
}

.catalog-hero::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  pointer-events: none;
}

.catalog-hero__content .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--catalog-orange);
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.catalog-hero__content h1 {
  font-size: 2.8rem;
  margin: 0 0 16px;
}

.catalog-hero__content p {
  margin: 0;
  color: var(--catalog-muted);
  line-height: 1.9;
}

.btn {
  border-radius: 999px;
  padding: 12px 24px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, var(--catalog-orange), var(--catalog-orange-light));
  color: #fff;
  box-shadow: 0 18px 30px rgba(255, 106, 0, 0.25);
}

.btn.ghost {
  background: transparent;
  border: 1px solid rgba(255, 106, 0, 0.3);
  color: var(--catalog-orange);
}

.btn:hover {
  transform: translateY(-2px);
}

.catalog-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.catalog-card {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 12px;
  background: transparent;
  border: none;
  position: relative;
}

.catalog-card + .catalog-card {
  border-top: 1px dashed var(--catalog-border);
}

.catalog-card .thumb {
  position: relative;
  margin: 0 0 0 12px;
  flex: 0 0 42%;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(10, 20, 50, 0.18);
}

.catalog-card .thumb img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

.catalog-card .thumb .badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 22, 47, 0.8);
  color: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.card-body {
  padding: 0 12px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.card-head h2 {
  margin: 0 0 10px;
  font-size: 1.4rem;
  color: var(--catalog-text);
}

.card-head h2 a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.card-head h2 a:hover {
  color: var(--catalog-orange);
}

.card-head p {
  margin: 0;
  color: var(--catalog-muted);
  line-height: 1.7;
}

.card-meta {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.95rem;
  color: var(--catalog-text);
}

.card-meta strong {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--catalog-muted);
  display: inline-block;
  margin-right: 4px;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--catalog-orange);
  font-weight: 600;
}

.card-tags span {
  background: rgba(255, 106, 0, 0.1);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
}

.card-actions {
  margin-top: auto;
  display: flex;
  gap: 12px;
}

.card-actions .btn {
  flex: 1;
  text-align: center;
  text-decoration: none;
}

.card-actions .btn.ghost {
  border-color: rgba(15, 22, 47, 0.15);
  color: var(--catalog-text);
}

.pagination {
  max-width: 1280px;
  margin: 24px auto 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pagination a,
.pagination span.page-num,
.page-btn,
.page-num {
  border: 1px solid var(--catalog-border);
  background: #fff;
  color: var(--catalog-text);
  padding: 10px 14px;
  border-radius: 12px;
  min-width: 42px;
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: border-color 0.2s ease, color 0.2s ease;
  text-align: center;
}

.pagination a[disabled],
.page-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.pagination a.page-num.is-active,
.pagination span.page-num.is-active,
.page-num.is-active,
.pagination a:hover:not([disabled]),
.pagination span.page-num:hover,
.page-num:hover {
  border-color: rgba(255, 106, 0, 0.35);
  color: var(--catalog-orange);
}

.pagination a.page-btn:hover:not([disabled]),
.page-btn:hover:not([disabled]) {
  border-color: var(--catalog-border);
  color: var(--catalog-text);
}

.page-ellipsis {
  color: var(--catalog-muted);
  padding: 0 8px;
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  user-select: none;
}

.catalog-insight {
  max-width: 1280px;
  margin: 48px auto 80px;
}

.insight-card {
  border-radius: 32px;
  padding: 40px 48px;
  background: var(--catalog-text);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.insight-card::before,
.insight-card::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  z-index: 0;
}

.insight-card::before {
  width: 300px;
  height: 300px;
  right: -120px;
  top: -60px;
}

.insight-card::after {
  width: 220px;
  height: 220px;
  left: -80px;
  bottom: -100px;
}

.insight-card .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 10px;
  font-size: 0.85rem;
}

.insight-card h3 {
  margin: 0 0 12px;
  font-size: 1.8rem;
}

.insight-card p {
  margin: 0;
  max-width: 720px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
}

.link-arrow {
  margin-top: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  position: relative;
  z-index: 1;
}

.link-arrow::after {
  content: "→";
  transition: transform 0.2s ease;
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

@media (max-width: 1024px) {
  .catalog-card {
    flex-direction: column;
    align-items: stretch;
  }
  .catalog-card .thumb {
    flex-basis: auto;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .catalog-insight {
    margin-bottom: 60px;
  }
}