.page-products {
  --prod-gap: 30px;
  --prod-soft: #FFF4EE;
  padding-bottom: 64px;
}

.page-products [id] {
  scroll-margin-top: 84px;
}

.page-products .prod-top {
  padding-top: 22px;
}

.page-products .prod-hero {
  padding: 14px 0 26px;
  border-bottom: 1px solid var(--lc-line);
}

.page-products .prod-hero h1 {
  margin: 10px 0 14px;
  font-size: 27px;
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--lc-ink);
}

.page-products .prod-lede {
  max-width: 68ch;
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--lc-text);
}

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

.page-products .prod-quick a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius-sm);
  background: var(--lc-white);
  color: var(--lc-ink);
  font-size: 14px;
  text-decoration: none;
  box-shadow: var(--lc-shadow-1);
  transition: transform 0.18s var(--lc-ease), border-color 0.18s var(--lc-ease);
}

.page-products .prod-quick a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lc-orange);
}

.page-products .prod-quick a:hover {
  transform: translateY(-2px);
  border-color: var(--lc-orange);
}

/* 布局 */
.page-products .prod-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  margin-top: 34px;
}

.page-products .prod-main {
  min-width: 0;
}

.page-products .lc-section {
  margin: 0 0 56px;
}

.page-products .lc-section:last-child {
  margin-bottom: 0;
}

.page-products .lc-section__head {
  margin-bottom: 20px;
}

.page-products .lc-section__title {
  margin: 6px 0 8px;
  font-size: 21px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--lc-ink);
}

.page-products .prod-hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--lc-muted);
}

.page-products .prod-hint--tail {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 3px solid var(--lc-teal);
}

/* 筛选 */
.page-products .lc-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .lc-filter__btn {
  appearance: none;
  padding: 7px 14px;
  border: 1px solid var(--lc-line);
  border-radius: 999px;
  background: var(--lc-white);
  color: var(--lc-text);
  font-family: inherit;
  font-size: 13.5px;
  cursor: pointer;
  transition: background-color 0.18s var(--lc-ease), border-color 0.18s var(--lc-ease), color 0.18s var(--lc-ease);
}

.page-products .lc-filter__btn:hover {
  border-color: var(--lc-orange);
  color: var(--lc-orange-deep);
}

.page-products .lc-filter__btn[aria-pressed="true"] {
  background: var(--lc-orange);
  border-color: var(--lc-orange);
  color: var(--lc-white);
}

.page-products .lc-filter-item.is-hidden {
  display: none;
}

/* 产品线卡片 */
.page-products .prod-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .prod-line {
  padding: 18px;
  border: 1px solid var(--lc-line);
  border-top: 3px solid var(--lc-orange);
  border-radius: var(--lc-radius);
  background: var(--lc-white);
  box-shadow: var(--lc-shadow-1);
  transition: transform 0.18s var(--lc-ease), box-shadow 0.18s var(--lc-ease);
}

.page-products .prod-lines .prod-line:nth-child(2) {
  border-top-color: var(--lc-ink-2);
}

.page-products .prod-lines .prod-line:nth-child(3) {
  border-top-color: var(--lc-orange-deep);
}

.page-products .prod-lines .prod-line:nth-child(4) {
  border-top-color: var(--lc-teal);
}

.page-products .prod-line:hover {
  transform: translateY(-2px);
  box-shadow: var(--lc-shadow-2);
}

.page-products .prod-line .lc-card__title {
  margin: 0;
  font-size: 17px;
  color: var(--lc-ink);
}

.page-products .prod-line__lead {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--lc-text);
}

.page-products .prod-line dl {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 6px 10px;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--lc-line);
  font-size: 14px;
}

.page-products .prod-line dt {
  padding-top: 2px;
  font-family: var(--lc-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lc-muted);
}

.page-products .prod-line dd {
  margin: 0;
  line-height: 1.65;
  color: var(--lc-text);
}

/* 图片 */
.page-products .prod-figure {
  margin: 22px 0 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius);
  background: var(--lc-bg);
  object-fit: cover;
}

.page-products .lc-figure__cap {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--lc-muted);
}

/* 比较表 */
.page-products .prod-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius);
  background: var(--lc-white);
  box-shadow: var(--lc-shadow-1);
}

.page-products .prod-table {
  width: 100%;
  min-width: 860px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14.5px;
}

.page-products .prod-table caption {
  text-align: left;
}

.page-products .prod-table thead th {
  position: sticky;
  top: var(--lc-bar-h);
  z-index: 3;
  padding: 12px 14px;
  background: var(--lc-ink);
  color: var(--lc-white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: left;
  white-space: nowrap;
}

.page-products .prod-table thead th:nth-child(5) {
  background: var(--lc-orange);
}

.page-products .prod-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  padding: 14px;
  background: var(--lc-white);
  border-top: 1px solid var(--lc-line);
  color: var(--lc-ink);
  font-size: 14.5px;
  font-weight: 700;
  text-align: left;
  white-space: nowrap;
}

.page-products .prod-table tbody td {
  padding: 14px;
  border-top: 1px solid var(--lc-line);
  color: var(--lc-text);
  line-height: 1.65;
  vertical-align: top;
}

.page-products .prod-table tbody td:last-child {
  font-family: var(--lc-font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-products .prod-table tbody tr:hover th,
.page-products .prod-table tbody tr:hover td {
  background: var(--lc-orange-soft);
}

.page-products .prod-table tbody tr:hover th {
  color: var(--lc-orange-deep);
}

/* 移动端下载 */
.page-products .prod-download {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

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

.page-products .prod-steps li {
  position: relative;
  padding: 0 0 16px 46px;
  counter-increment: step;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lc-text);
}

.page-products .prod-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 2px 7px;
  border-radius: var(--lc-radius-sm);
  background: var(--lc-orange-soft);
  color: var(--lc-orange-deep);
  font-family: var(--lc-font-mono);
  font-size: 13px;
}

.page-products .prod-download__note {
  margin: 6px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--lc-teal);
  border-radius: 0 var(--lc-radius-sm) var(--lc-radius-sm) 0;
  background: var(--lc-teal-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--lc-text);
}

.page-products .prod-shot {
  margin: 0;
}

.page-products .prod-shot img {
  max-width: 320px;
  margin: 0 auto;
  object-fit: contain;
}

.page-products .prod-shot .lc-figure__cap {
  max-width: 320px;
  margin: 8px auto 0;
}

/* 版本路线 SVG */
.page-products .ver-track {
  display: block;
  width: 100%;
  height: auto;
  margin: 4px 0 22px;
}

.page-products .ver-line {
  stroke: var(--lc-line);
  stroke-width: 2;
}

.page-products .ver-node circle {
  transition: r 0.2s var(--lc-ease);
}

.page-products .ver-node--old circle {
  fill: var(--lc-teal);
}

.page-products .ver-node--now circle {
  fill: var(--lc-orange);
}

.page-products .ver-label {
  font-family: var(--lc-font-mono);
  font-size: 12px;
  fill: var(--lc-muted);
}

.page-products .ver-node--now .ver-label {
  fill: var(--lc-orange-deep);
}

/* 资料包折叠面板 */
.page-products .pack {
  margin-bottom: 12px;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius);
  background: var(--lc-white);
  box-shadow: var(--lc-shadow-1);
  overflow: hidden;
}

.page-products .pack summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--lc-ink);
}

.page-products .pack summary::-webkit-details-marker {
  display: none;
}

.page-products .pack summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--lc-font-mono);
  font-size: 14px;
  color: var(--lc-orange);
}

.page-products .pack[open] summary::after {
  content: "－";
  color: var(--lc-muted);
}

.page-products .pack__size {
  padding: 2px 8px;
  border-radius: var(--lc-radius-sm);
  background: var(--lc-teal-soft);
  color: var(--lc-teal);
  font-family: var(--lc-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-products .pack__body {
  padding: 0 16px 18px;
  border-top: 1px solid var(--lc-line);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--lc-text);
}

.page-products .pack__body p {
  margin: 12px 0 0;
}

.page-products .pack__for {
  font-size: 13.5px;
  color: var(--lc-muted);
}

.page-products .pack__body ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.page-products .pack__body li {
  margin-bottom: 5px;
}

/* 使用场景 */
.page-products .prod-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-products .prod-scene {
  padding: 18px;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius);
  background: var(--lc-white);
  box-shadow: var(--lc-shadow-1);
}

.page-products .prod-scene__num {
  margin: 0;
  font-family: var(--lc-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lc-orange-deep);
}

.page-products .prod-scene h3 {
  margin: 6px 0 8px;
  font-size: 16.5px;
  color: var(--lc-ink);
}

.page-products .prod-scene p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--lc-text);
}

.page-products .prod-scene ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--lc-text);
}

.page-products .prod-scene li {
  margin-bottom: 4px;
}

/* 选择建议 */
.page-products .prod-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .prod-path {
  padding: 18px;
  border: 1px solid var(--lc-line);
  border-left: 3px solid var(--lc-orange);
  border-radius: var(--lc-radius);
  background: var(--lc-white);
  box-shadow: var(--lc-shadow-1);
}

.page-products .prod-path h3 {
  margin: 0;
  font-size: 16.5px;
  color: var(--lc-ink);
}

.page-products .prod-path ol {
  margin: 10px 0 0;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--lc-text);
}

.page-products .prod-path li {
  margin-bottom: 6px;
}

.page-products .prod-path li:last-child {
  margin-bottom: 0;
}

.page-products .prod-cta {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--lc-line);
  border-radius: var(--lc-radius);
  background: var(--lc-bg);
}

.page-products .prod-cta p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lc-text);
}

.page-products .prod-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .lc-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: var(--lc-radius-sm);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: transform 0.18s var(--lc-ease), background-color 0.18s var(--lc-ease), border-color 0.18s var(--lc-ease);
}

.page-products .lc-btn--primary {
  background: var(--lc-orange);
  border-color: var(--lc-orange);
  color: var(--lc-white);
}

.page-products .lc-btn--primary:hover {
  background: var(--lc-orange-deep);
  border-color: var(--lc-orange-deep);
}

.page-products .lc-btn--ghost {
  background: var(--lc-white);
  border-color: var(--lc-ink);
  color: var(--lc-ink);
}

.page-products .lc-btn--quiet {
  background: var(--lc-white);
  border-color: var(--lc-line);
  color: var(--lc-text);
}

.page-products .lc-btn--ghost:hover,
.page-products .lc-btn--quiet:hover {
  transform: translateY(-2px);
  border-color: var(--lc-orange);
  color: var(--lc-orange-deep);
}

/* 版本侧栏 */
.page-products .prod-aside {
  order: -1;
  padding: 20px 18px;
  border-radius: var(--lc-radius);
  background: var(--lc-ink);
  box-shadow: var(--lc-shadow-2);
}

.page-products .prod-aside__eyebrow {
  margin: 0;
  color: var(--lc-orange);
}

.page-products .prod-aside__ver {
  margin: 4px 0 2px;
  font-family: var(--lc-font-mono);
  font-size: 30px;
  letter-spacing: 0.04em;
  color: var(--lc-white);
}

.page-products .prod-aside__platform {
  margin: 0 0 14px;
  font-family: var(--lc-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: #A9B8C9;
}

.page-products .prod-aside__hint {
  margin: 0 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--lc-ink-2);
  font-size: 13.5px;
  line-height: 1.7;
  color: #C3CFDC;
}

.page-products .prod-aside__title {
  margin: 0 0 8px;
  font-family: var(--lc-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #94A5B8;
}

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

.page-products .prod-aside__list li {
  margin-bottom: 4px;
}

.page-products .prod-aside__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  color: #E8EDF3;
  font-size: 14px;
  text-decoration: none;
}

.page-products .prod-aside__list a::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lc-teal);
}

.page-products .prod-aside__list--jump a::before {
  background: var(--lc-orange);
}

.page-products .prod-aside__list a:hover {
  color: var(--lc-orange);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .prod-hero h1 {
    font-size: 30px;
  }

  .page-products .prod-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero h1 {
    font-size: 32px;
  }

  .page-products .lc-section__title {
    font-size: 23px;
  }

  .page-products .prod-download {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 34px;
  }

  .page-products .prod-scenes,
  .page-products .prod-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .prod-hero h1 {
    font-size: 34px;
  }

  .page-products .prod-layout {
    grid-template-columns: minmax(0, 1fr) 264px;
    gap: 46px;
  }

  .page-products .prod-aside {
    order: 0;
    position: sticky;
    top: 24px;
  }

  .page-products .prod-table thead th {
    top: 0;
  }

  .page-products .prod-lines {
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .page-products .prod-line dl {
    grid-template-columns: 68px minmax(0, 1fr);
  }

  .page-products .prod-steps li {
    padding-left: 40px;
  }

  .page-products .prod-aside__ver {
    font-size: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
  }
}