.page-products {
  --card-bg: #FFFDF7;
  --wall-rule: var(--color-line);
  background: var(--color-beige);
  color: var(--color-ink);
}

.page-products .container {
  max-width: var(--content-w);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-products .section {
  padding-top: clamp(40px, 7vw, 72px);
  padding-bottom: clamp(40px, 7vw, 72px);
}

.page-products .section,
.page-products .tool-group {
  scroll-margin-top: 24px;
}

/* ---------- 面包屑与页头 ---------- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  padding-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-moss);
}

.page-products .breadcrumb a {
  color: var(--color-link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.page-products .breadcrumb a:hover {
  border-bottom-color: var(--color-link);
}

.page-products .breadcrumb .sep {
  margin: 0 10px;
  color: var(--color-line);
}

.page-products .page-hero {
  padding: 36px 0 28px;
  border-bottom: 2px solid var(--color-navy);
}

.page-products .hero-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--color-link);
}

.page-products .hero-kicker::before {
  content: "◆ ";
  color: var(--color-gold);
}

.page-products .page-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  line-height: 1.12;
  color: var(--color-ink);
  letter-spacing: 0.01em;
}

.page-products .hero-lede {
  max-width: 760px;
  margin: 18px 0 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.8;
  color: var(--color-moss);
}

.page-products .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-products .hero-metric {
  min-width: 150px;
  padding: 14px 16px;
  background: var(--color-navy);
  border-top: 3px solid var(--color-gold);
}

.page-products .hero-metric-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  line-height: 1.2;
  color: var(--color-gold);
}

.page-products .hero-metric-label {
  display: block;
  margin-top: 4px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
}

/* ---------- 章节标题 ---------- */
.page-products .section-heading {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--color-ink);
  border-bottom: 2px solid var(--color-navy);
  padding-bottom: 10px;
}

.page-products .section-subhead {
  margin: 0 0 28px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-moss);
}

/* ---------- 工具总览 ---------- */
.page-products .overview-lede {
  display: grid;
  gap: 20px;
  margin-bottom: 24px;
}

.page-products .overview-media,
.page-products .feature-tool-media,
.page-products .version-notes-media,
.page-products .sync-media,
.page-products .download-figure {
  margin: 0;
  border: 1px solid var(--color-line);
  background: var(--color-mist);
}

.page-products .overview-media img,
.page-products .feature-tool-media img,
.page-products .version-notes-media img,
.page-products .sync-media img,
.page-products .download-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .overview-media figcaption,
.page-products .feature-tool-media figcaption,
.page-products .version-notes-media figcaption,
.page-products .sync-media figcaption,
.page-products .download-figure figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-moss);
}

.page-products .overview-copy {
  padding: 20px;
  border: 1px solid var(--color-line);
  background: var(--card-bg);
}

.page-products .overview-copy p,
.page-products .feature-tool-copy p,
.page-products .version-notes-copy p,
.page-products .sync-copy p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-moss);
}

.page-products .text-arrow {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-link);
  text-decoration: none;
  border-bottom: 1px solid var(--color-link);
  padding-bottom: 2px;
}

.page-products .text-arrow span {
  color: var(--color-gold);
}

.page-products .tool-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 28px;
}

.page-products .metric {
  background: var(--color-navy);
  border-top: 3px solid var(--color-gold);
  padding: 16px 14px;
  min-width: 0;
}

.page-products .metric-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--color-gold);
  line-height: 1.2;
}

.page-products .metric-label {
  display: block;
  margin-top: 6px;
  font-family: var(--font-head);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.88);
}

/* ---------- 筛选栏 ---------- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-navy);
}

.page-products .filter-link {
  padding: 6px 10px;
  border: 1px solid var(--color-line);
  background: var(--color-beige);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-ink);
  text-decoration: none;
  transition: border-color 0.2s, transform 0.2s;
}

.page-products .filter-link:hover {
  border-color: var(--color-navy);
  transform: translateY(-2px);
}

.page-products .filter-count {
  margin-left: 4px;
  color: var(--color-link);
}

/* ---------- 工具索引墙 ---------- */
.page-products .tool-wall {
  margin-top: 0;
  border-top: 1px solid var(--wall-rule);
  border-left: 1px solid var(--wall-rule);
}

.page-products .tool-group {
  border-bottom: 1px solid var(--wall-rule);
}

.page-products .tool-group-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding: 16px 12px 10px;
}

.page-products .tool-group-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-link);
}

.page-products .tool-group-title h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--color-ink);
}

.page-products .tool-group-note {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-moss);
}

.page-products .tool-group-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .tool-cell {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 18px 16px 16px;
  border-right: 1px solid var(--wall-rule);
  border-bottom: 1px solid var(--wall-rule);
  background: var(--card-bg);
  transition: background 0.25s;
}

.page-products .tool-cell:hover {
  outline: 1px solid var(--color-gold);
  outline-offset: -6px;
  background: #FFFFFF;
}

.page-products .tool-cell-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-products .tool-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-line);
  transition: transform 0.2s;
}

.page-products .tool-cell:hover .tool-index {
  transform: translateX(-4px);
}

.page-products .tool-icon {
  width: 26px;
  height: 26px;
  color: var(--color-navy);
  transition: color 0.2s;
}

.page-products .tool-cell:hover .tool-icon {
  color: var(--color-gold);
}

.page-products .tool-state {
  margin-left: auto;
  padding: 3px 8px;
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  opacity: 0;
  transition: opacity 0.2s;
}

.page-products .tool-state-using {
  border-color: var(--color-success);
  color: var(--color-success);
}

.page-products .tool-cell:hover .tool-state {
  opacity: 1;
}

.page-products .tool-name {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.05rem;
  color: var(--color-ink);
}

.page-products .tool-desc {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-moss);
}

.page-products .tool-details {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px dashed var(--color-line);
}

.page-products .tool-details summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-link);
  list-style: none;
}

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

.page-products .tool-details summary::before {
  content: "＋ ";
  color: var(--color-gold);
}

.page-products .tool-details[open] summary::before {
  content: "－ ";
}

.page-products .tool-details p {
  margin: 8px 0 0;
  padding-top: 8px;
  border-top: 1px dashed var(--color-mist);
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-moss);
}

.page-products .tool-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.page-products .tool-tag {
  padding: 2px 8px;
  border: 1px solid var(--color-mist);
  background: var(--color-beige);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-moss);
}

/* ---------- 特色工具 ---------- */
.page-products .feature-tool {
  display: grid;
  gap: 0;
  margin-top: 20px;
  border: 1px solid var(--color-line);
  background: var(--card-bg);
}

.page-products .feature-tool-copy {
  padding: 20px;
}

.page-products .feature-tool-index {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-gold);
}

.page-products .feature-tool-copy h3,
.page-products .version-notes-copy h3,
.page-products .sync-copy h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--color-ink);
}

/* ---------- 版本选择 ---------- */
.page-products .version-strip {
  display: grid;
  gap: 12px;
  padding: 24px;
  background: var(--color-navy);
  border-top: 3px solid var(--color-gold);
}

.page-products .version-strip-num {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1;
  color: var(--color-gold);
}

.page-products .version-strip-copy h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: #fff;
}

.page-products .version-strip-copy p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
}

.page-products .version-strip .btn-ghost {
  justify-self: start;
}

.page-products .version-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.page-products .version-card {
  display: flex;
  flex-direction: column;
  padding: 20px;
  border: 1px solid var(--color-line);
  background: var(--card-bg);
}

.page-products .version-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-mist);
}

.page-products .version-card-code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-link);
}

.page-products .version-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--color-ink);
}

.page-products .version-card-desc {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-moss);
}

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

.page-products .version-card li {
  position: relative;
  padding: 6px 0 6px 16px;
  border-bottom: 1px dashed var(--color-mist);
  font-family: var(--font-body);
  font-size: 0.87rem;
  color: var(--color-ink);
}

.page-products .version-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
}

.page-products .version-card .btn {
  margin-top: auto;
}

.page-products .version-notes,
.page-products .sync-band {
  display: grid;
  gap: 0;
  margin-top: 24px;
  border: 1px solid var(--color-line);
  background: var(--card-bg);
}

.page-products .version-notes-copy,
.page-products .sync-copy {
  padding: 20px;
}

.page-products .sync-index {
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--color-gold);
}

/* ---------- 下载与更新 ---------- */
.page-products .download-grid {
  row-gap: 24px;
  column-gap: 24px;
}

.page-products .layout-grid {
  grid-template-columns: 1fr;
}

.page-products .channel-list {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .channel-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--color-line);
  background: var(--card-bg);
  transition: border-color 0.2s, transform 0.2s;
}

.page-products .channel-item:hover {
  border-color: var(--color-gold);
  transform: translateX(4px);
}

.page-products .channel-index {
  flex: 0 0 auto;
  padding-left: 8px;
  border-left: 3px solid var(--color-gold);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-link);
}

.page-products .channel-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1rem;
  color: var(--color-ink);
}

.page-products .channel-body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-moss);
}

.page-products .channel-note {
  margin: 4px 0 0;
  padding-left: 12px;
  border-left: 3px solid var(--color-warning);
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-moss);
}

.page-products .download-figure {
  align-self: start;
}

.page-products .update-note {
  margin-top: 24px;
  padding: 20px;
  background: var(--color-navy);
  border-top: 3px solid var(--color-gold);
}

.page-products .update-note p {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.88);
}

.page-products .update-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 功能路线图 ---------- */
.page-products .roadmap {
  margin-top: 4px;
  border-top: 1px solid var(--color-line);
}

.page-products .roadmap-item {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 20px;
  row-gap: 4px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--color-line);
}

.page-products .roadmap-index {
  position: relative;
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  padding-left: 14px;
  border-left: 3px solid var(--color-gold);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-link);
}

.page-products .roadmap-index::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 1px solid var(--color-navy);
}

.page-products .roadmap-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--color-ink);
}

.page-products .roadmap-item p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-moss);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-products .tool-group-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .tool-metrics {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .version-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .overview-lede {
    grid-template-columns: 3fr 2fr;
    align-items: start;
  }

  .page-products .feature-tool {
    grid-template-columns: 3fr 2fr;
    align-items: stretch;
  }

  .page-products .feature-tool-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 820px) {
  .page-products .version-strip {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
  }

  .page-products .version-notes {
    grid-template-columns: 2fr 3fr;
    align-items: center;
  }

  .page-products .sync-band {
    grid-template-columns: 3fr 2fr;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .container {
    padding-inline: 40px;
  }

  .page-products .layout-grid {
    grid-template-columns: repeat(8, 1fr);
  }

  .page-products .layout-grid .col-span-5 {
    grid-column: span 5;
  }

  .page-products .layout-grid .col-span-3 {
    grid-column: span 3;
  }

  .page-products .roadmap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 28px;
    background: linear-gradient(to right, var(--color-beige) 0 48%, var(--card-bg) 48% calc(48% + 1px), var(--color-beige) calc(48% + 1px) 100%);
  }

  .page-products .roadmap-item:nth-child(even) {
    margin-top: 32px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}