.page-products {
  --bibo-line: rgba(60, 60, 67, 0.18);
  --bibo-blue-soft: rgba(0, 122, 255, 0.08);
  --bibo-green-soft: rgba(52, 199, 89, 0.1);
  --ease-out: cubic-bezier(0.32, 0.72, 0, 1);
  background-color: var(--bibo-white);
  color: var(--bibo-gray-900);
  overflow-x: hidden;
}

.page-products .container {
  max-width: var(--content-w);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--bibo-gray-500);
  padding-top: 24px;
  padding-bottom: 8px;
}

.page-products .breadcrumb a {
  color: var(--bibo-blue);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.page-products .breadcrumb a:hover {
  opacity: 0.7;
  text-decoration: underline;
}

/* ---------- 首屏 Hero ---------- */
.page-products .hero-section {
  background: linear-gradient(180deg, var(--bibo-gray-100) 0%, var(--bibo-white) 100%);
  border-bottom: 1px solid var(--bibo-line);
}

.page-products .hero-layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 32px 0 56px;
}

.page-products .hero-text {
  order: 1;
}

.page-products .hero-lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--bibo-gray-700);
  max-width: 560px;
  margin: 16px 0 0 0;
}

.page-products .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-products .hero-visual {
  order: 0;
}

.page-products .device-frame {
  position: relative;
  display: block;
  margin: 0;
  border-radius: 28px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 16px 40px var(--bibo-shadow);
  background-color: var(--bibo-white);
  padding: 10px;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-products .device-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.14);
}

.page-products .device-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .device-frame--tall {
  border-radius: 24px;
  padding: 12px;
  max-width: 320px;
  margin: 0 auto;
}

.page-products .device-frame--tall img {
  border-radius: 16px;
  aspect-ratio: 1 / 2;
  object-fit: cover;
}

/* ---------- 章节标题通用 ---------- */
.page-products .section-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.page-products .section-heading .coord-index {
  font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--bibo-blue);
  background-color: var(--bibo-blue-soft);
  padding: 6px 10px;
  border-radius: 8px;
  white-space: nowrap;
  flex-shrink: 0;
}

.page-products .section-heading--light .coord-index {
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.page-products .section-label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  font-weight: 700;
  color: var(--bibo-blue);
  margin: 0 0 6px 0;
}

.page-products .section-heading--light .section-label {
  color: var(--bibo-blue);
}

.page-products .section-title,
.page-products .section-heading h2 {
  font-size: 28px;
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 8px 0;
  color: var(--bibo-gray-900);
}

.page-products .section--dark .section-heading h2 {
  color: #fff;
}

.page-products .section-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--bibo-gray-500);
  margin: 0;
  max-width: 640px;
}

/* ---------- 苹果版产品线 ---------- */
.page-products .product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-products .product-card {
  background-color: var(--bibo-white);
  border: 1px solid var(--bibo-line);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s ease;
}

.page-products .product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px var(--bibo-shadow);
  border-color: rgba(0, 122, 255, 0.35);
}

.page-products .card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.page-products .card__num {
  font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 28px;
  font-weight: 700;
  color: var(--bibo-blue);
  line-height: 1;
}

.page-products .icon-block {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background-color: var(--bibo-blue-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.page-products .product-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 8px 0;
  color: var(--bibo-gray-900);
}

.page-products .product-card > p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--bibo-gray-700);
  margin: 0 0 16px 0;
}

.page-products .feature-list {
  list-style: none;
  margin: 0 0 18px 0;
  padding: 0;
}

.page-products .feature-list li {
  font-size: 14px;
  color: var(--bibo-gray-700);
  padding: 4px 0 4px 20px;
  position: relative;
}

.page-products .feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--bibo-blue);
  opacity: 0.6;
}

.page-products .compat-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--bibo-gray-500);
  padding-top: 14px;
  border-top: 1px solid var(--bibo-line);
}

/* ---------- 查询入口（深色段） ---------- */
.page-products .section--dark {
  background-color: var(--bibo-gray-900);
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
  margin: 0;
  padding: 56px 0;
}

.page-products .section--dark .section-desc {
  color: #b0b0b5;
}

.page-products .query-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-products .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step-counter;
}

.page-products .step-item {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  opacity: 1;
  transition: opacity 0.3s ease, transform 0.3s ease;
  cursor: default;
}

.page-products .step-item:hover {
  opacity: 0.9;
}

.page-products .step-circle {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bibo-blue);
  color: #fff;
  font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.page-products .step-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 6px 0;
}

.page-products .step-item p {
  font-size: 14px;
  line-height: 1.7;
  color: #b0b0b5;
  margin: 0;
}

/* ---------- 订阅资料服务 ---------- */
.page-products .sub-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .sub-update-block {
  background-color: var(--bibo-gray-100);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-products .update-day {
  font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  color: var(--bibo-gray-900);
  margin: 0;
}

.page-products .update-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--bibo-gray-700);
  margin: 0 0 8px 0;
}

.page-products .info-chart {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--bibo-line);
}

.page-products .info-chart img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s var(--ease-out);
}

.page-products .category-list {
  background-color: var(--bibo-white);
  border: 1px solid var(--bibo-line);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.page-products .category-list ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.page-products .category-list li {
  font-size: 14px;
  color: var(--bibo-gray-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-products .category-total {
  font-size: 15px;
  font-weight: 700;
  color: var(--bibo-gray-900);
  margin: 4px 0 8px 0;
}

/* ---------- 版本与兼容 ---------- */
.page-products .section--banded {
  background-color: var(--bibo-gray-100);
}

.page-products .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .version-card {
  background-color: var(--bibo-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--bibo-line);
  overflow: hidden;
}

.page-products .version-current {
  padding: 28px;
  border-bottom: 1px solid var(--bibo-line);
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.05), transparent);
}

.page-products .version-badge {
  display: inline-block;
  background-color: var(--bibo-green);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}

.page-products .version-current h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--bibo-gray-900);
  margin: 0 0 8px 0;
}

.page-products .version-feature {
  font-size: 15px;
  line-height: 1.7;
  color: var(--bibo-gray-500);
  margin: 0;
}

.page-products .compat-table {
  padding: 20px 28px;
}

.page-products .compat-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--bibo-line);
  font-size: 14px;
}

.page-products .compat-row:last-child {
  border-bottom: none;
}

.page-products .compat-label {
  color: var(--bibo-gray-500);
  flex-shrink: 0;
}

.page-products .compat-value {
  font-weight: 600;
  color: var(--bibo-gray-900);
  text-align: right;
}

.page-products .timeline-wrap {
  background-color: var(--bibo-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--bibo-line);
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-products .timeline-wrap:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px var(--bibo-shadow);
}

.page-products .timeline-figure {
  margin: 0;
  border-bottom: 1px solid var(--bibo-line);
}

.page-products .timeline-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .timeline-list {
  list-style: none;
  margin: 0;
  padding: 16px 24px;
}

.page-products .timeline-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--bibo-gray-700);
}

.page-products .timeline-item .tl-num {
  font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 700;
  color: var(--bibo-blue);
  min-width: 48px;
  font-size: 14px;
}

.page-products .check-guide {
  margin-top: 24px;
  background-color: var(--bibo-white);
  border: 1px solid var(--bibo-line);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--bibo-gray-700);
}

.page-products .check-guide p {
  margin: 0;
}

.page-products .check-guide strong {
  color: var(--bibo-gray-900);
}

/* ---------- 使用场景 ---------- */
.page-products .scenario-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-products .scenario-card {
  background-color: var(--bibo-gray-100);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-products .scenario-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px var(--bibo-shadow);
}

.page-products .scenario-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background-color: var(--bibo-white);
  border: 1px solid var(--bibo-line);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.page-products .scenario-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px 0;
  color: var(--bibo-gray-900);
}

.page-products .scenario-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--bibo-gray-700);
  margin: 0 0 12px 0;
}

.page-products .scenario-card a {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--bibo-blue);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-products .scenario-card a:hover {
  border-bottom-color: var(--bibo-blue);
}

.page-products .scenario-note {
  margin-top: 32px;
  background-color: var(--bibo-gray-900);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
  color: #fff;
}

.page-products .scenario-figure {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  width: 100%;
}

.page-products .scenario-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-products .note-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-products .note-content p {
  font-size: 15px;
  line-height: 1.8;
  color: #c9c9ce;
  margin: 0;
}

/* ---------- 按钮 ---------- */
.page-products .btn {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

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

.page-products .btn-primary {
  background-color: var(--bibo-blue);
  color: #fff;
}

.page-products .btn-primary:hover {
  background-color: #0667d6;
}

.page-products .btn-ghost {
  background-color: transparent;
  color: var(--bibo-blue);
  border: 1px solid var(--bibo-blue);
}

.page-products .btn-ghost:hover {
  background-color: var(--bibo-blue);
  color: #fff;
}

.page-products .section--dark .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.page-products .section--dark .btn-ghost:hover {
  background-color: var(--bibo-blue);
  border-color: var(--bibo-blue);
  color: #fff;
}

/* ---------- 标签 / 图例 ---------- */
.page-products .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--bibo-gray-700);
  background-color: var(--bibo-gray-100);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  line-height: 1.4;
}

.page-products .tag--green {
  background-color: var(--bibo-green-soft);
  color: #248a3d;
}

.page-products .legend-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--bibo-blue);
  flex-shrink: 0;
}

.page-products .legend-dot--green {
  background-color: var(--bibo-green);
}

/* ---------- 表格与文本 ---------- */
.page-products .compat-table {
  width: 100%;
}

/* ---------- 响应式（桌面端） ---------- */
@media (min-width: 768px) {
  .page-products .hero-layout {
    flex-direction: row;
    align-items: center;
    gap: 48px;
    padding: 48px 0 80px;
  }

  .page-products .hero-text {
    order: 0;
    flex: 1 1 55%;
  }

  .page-products .hero-visual {
    order: 1;
    flex: 1 1 45%;
  }

  .page-products .hero-lead {
    font-size: 18px;
  }

  .page-products .section {
    padding: 64px 0;
  }

  .page-products .section--dark {
    padding: 80px 0;
  }

  .page-products .section-heading {
    gap: 24px;
    margin-bottom: 40px;
  }

  .page-products .section-heading h2 {
    font-size: 32px;
  }

  .page-products .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-products .query-layout {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
  }

  .page-products .sub-info-grid {
    grid-template-columns: 0.9fr 1.1fr 1fr;
    align-items: stretch;
  }

  .page-products .sub-info-grid .sub-update-block,
  .page-products .sub-info-grid .category-list {
    height: 100%;
  }

  .page-products .version-layout {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .page-products .check-guide {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-products .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .page-products .scenario-note {
    flex-direction: row;
    align-items: center;
    padding: 40px;
  }

  .page-products .scenario-figure {
    width: 200px;
    flex-shrink: 0;
  }

  .page-products .note-content {
    flex: 1;
  }
}

@media (min-width: 1024px) {
  .page-products .scenario-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .section-desc {
    font-size: 16px;
  }
}