.page-products {
  --pp-block: clamp(52px, 7.5vw, 104px);
  --pp-gap: clamp(16px, 2.4vw, 34px);
  --pp-cut: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-products .cut-panel {
  clip-path: var(--pp-cut);
}

.page-products img,
.page-products svg {
  max-width: 100%;
}

/* ---------- 面包屑 ---------- */
.page-products .dl-crumbs {
  padding-block: clamp(14px, 2vw, 22px);
  border-bottom: 1px solid var(--hairline-soft);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(90deg, var(--hairline-soft) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(0deg, var(--hairline-soft) 0 1px, transparent 1px 76px);
  border-bottom: 1px solid var(--hairline);
}

.page-products .dl-hero-inner {
  padding-block: clamp(34px, 6vw, 80px) clamp(30px, 5vw, 62px);
}

.page-products .dl-title {
  margin: 10px 0 0;
  font-size: clamp(40px, 8vw, 104px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  font-weight: 250;
}

.page-products .dl-lede {
  max-width: 64ch;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.35vw, 18px);
  line-height: 1.9;
  color: var(--ink);
}

.page-products .dl-lede strong {
  font-weight: 700;
}

.page-products .hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(26px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--hairline);
  border-block: 1px solid var(--hairline);
}

.page-products .hero-metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(14px, 2vw, 22px) clamp(12px, 1.6vw, 18px);
  background: var(--paper);
}

.page-products .hm-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.6vw, 44px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-products .hm-label {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--scale);
}

.page-products .dl-hero-note {
  margin: clamp(16px, 2vw, 24px) 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--scale);
}

.page-products .dl-hero-note a,
.page-products .license-foot a {
  color: var(--turf);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 资源索引 ---------- */
.page-products .dl-index {
  background: var(--ink);
  color: var(--paper);
  padding-block: var(--pp-block);
}

.page-products .dl-index .index-label {
  color: var(--signal);
}

.page-products .dl-index .section-title {
  color: var(--paper);
}

.page-products .dl-index .lede {
  color: rgba(242, 239, 232, 0.72);
}

.page-products .dl-sec-head {
  max-width: 68ch;
}

.page-products .dl-sec-head .section-title {
  margin: 8px 0 12px;
}

.page-products .dl-sec-head .lede {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
}

.page-products .res-list {
  list-style: none;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(242, 239, 232, 0.22);
}

.page-products .res-row {
  border-bottom: 1px solid rgba(242, 239, 232, 0.22);
}

.page-products .res-summary {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.8vw, 20px);
  padding-block: clamp(16px, 2.2vw, 24px);
  cursor: pointer;
  list-style: none;
}

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

.page-products .res-summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.page-products .res-no {
  flex: none;
  width: 2.4em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal);
}

.page-products .res-main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.page-products .res-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(17px, 1.9vw, 26px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .res-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  margin-left: 0;
  font-size: 12px;
  color: rgba(242, 239, 232, 0.62);
}

.page-products .res-fmt {
  font-family: var(--font-head);
  letter-spacing: 0.08em;
}

.page-products .res-vol {
  font-family: var(--font-mono);
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-products .res-caret {
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: 4px;
  border-right: 1.5px solid var(--signal);
  border-bottom: 1.5px solid var(--signal);
  transform: rotate(-45deg);
  transition: transform var(--speed) ease;
}

.page-products .res-details[open] .res-caret {
  transform: rotate(45deg);
}

.page-products .res-body {
  padding: 0 0 clamp(20px, 3vw, 34px);
  color: rgba(242, 239, 232, 0.82);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .res-facts {
  display: grid;
  gap: 14px;
  margin: 0;
}

.page-products .res-facts dt {
  margin-bottom: 5px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-products .res-facts dd {
  margin: 0;
}

.page-products .res-link {
  margin: 18px 0 0;
}

.page-products .dl-index .res-link a {
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--signal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 集锦包 ---------- */
.page-products .dl-reel {
  background: var(--paper);
  padding-block: var(--pp-block);
}

.page-products .reel-stage {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-products .media-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--board);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-caption {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 12px;
  line-height: 1.7;
  color: var(--scale);
}

.page-products .reel-note {
  background: var(--room);
  color: var(--paper);
  padding: clamp(20px, 2.6vw, 30px);
}

.page-products .reel-note .index-label {
  color: var(--signal);
}

.page-products .reel-note-num {
  margin: 8px 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 600;
  line-height: 1;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-products .reel-note-cap {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(242, 239, 232, 0.74);
}

.page-products .reel-note-cap:last-child {
  margin-bottom: 0;
}

.page-products .naming-block {
  margin-top: clamp(34px, 5vw, 62px);
  padding-top: clamp(24px, 3vw, 40px);
  border-top: 1px solid var(--hairline);
}

.page-products .naming-title {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 28px);
}

.page-products .naming-svg {
  display: block;
  width: 100%;
  max-width: 660px;
  height: auto;
  margin: clamp(20px, 3vw, 34px) 0 0;
}

.page-products .naming-svg .n-box {
  fill: none;
  stroke-width: 1.5;
}

.page-products .naming-svg .b1 {
  stroke: var(--turf);
}

.page-products .naming-svg .b2 {
  stroke: var(--lava);
}

.page-products .naming-svg .b3 {
  stroke: var(--grid);
}

.page-products .naming-svg .n-num {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 600;
  fill: var(--ink);
}

.page-products .naming-svg .n-cap {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  fill: var(--scale);
}

.page-products .naming-note {
  max-width: 68ch;
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink);
}

.page-products .reel-routes {
  display: grid;
  gap: 1px;
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  background: var(--hairline);
  border-block: 1px solid var(--hairline);
}

.page-products .reel-route {
  background: var(--paper);
  padding: clamp(18px, 2.4vw, 30px);
}

.page-products .route-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lava);
}

.page-products .reel-route h4 {
  margin: 8px 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(16px, 1.8vw, 21px);
}

.page-products .reel-route p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
}

.page-products .reel-route a {
  color: var(--turf);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 数据与图表 ---------- */
.page-products .dl-data {
  background: var(--board);
  border-block: 1px solid var(--hairline);
  padding-block: var(--pp-block);
}

.page-products .data-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-products .data-tabs .tab-list {
  border-bottom: 1px solid var(--hairline);
}

.page-products .data-tabs .tab {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 12px 16px;
}

.page-products .data-panel {
  padding-top: clamp(18px, 2.6vw, 28px);
}

.page-products .panel-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 27px);
}

.page-products .panel-lede {
  max-width: 62ch;
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
}

.page-products .field-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  font-family: var(--font-head);
  font-size: 13px;
}

.page-products .field-table th,
.page-products .field-table td {
  padding: 10px 10px 10px 0;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--hairline);
  overflow-wrap: break-word;
}

.page-products .field-table thead th {
  padding-top: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--scale);
  border-bottom: 1px solid var(--grid);
}

.page-products .field-table thead th:first-child,
.page-products .field-table tbody th:first-child {
  width: 30%;
}

.page-products .field-table thead th:nth-child(2),
.page-products .field-table tbody td:nth-child(2) {
  width: 20%;
}

.page-products .field-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12.5px;
  color: var(--turf);
}

.page-products .field-table tbody td {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--scale);
}

.page-products .field-table tbody td:last-child {
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .glossary {
  margin-top: clamp(18px, 2.4vw, 26px);
  padding-left: 14px;
  border-left: 2px solid var(--lava);
}

.page-products .glossary summary {
  padding: 4px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lava);
}

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

.page-products .glossary summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.page-products .glossary p {
  max-width: 62ch;
  margin: 8px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink);
}

.page-products .data-aside {
  background: var(--paper);
  padding: clamp(14px, 1.8vw, 20px);
}

.page-products .data-aside .media-caption {
  padding-bottom: 4px;
}

.page-products .chart-block {
  margin-top: clamp(34px, 5vw, 60px);
  padding-top: clamp(24px, 3vw, 40px);
  border-top: 1px solid var(--hairline);
}

.page-products .chart-title {
  margin: 0 0 clamp(16px, 2.2vw, 26px);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 27px);
}

/* ---------- 战术板模板 ---------- */
.page-products .dl-board {
  background: var(--room);
  color: var(--paper);
  padding-block: var(--pp-block);
}

.page-products .board-layout {
  display: grid;
  gap: clamp(26px, 3.6vw, 52px);
}

.page-products .dl-board .index-label {
  color: var(--signal);
}

.page-products .dl-board .section-title {
  margin: 8px 0 14px;
  color: var(--paper);
}

.page-products .board-copy p {
  max-width: 56ch;
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: rgba(242, 239, 232, 0.82);
}

.page-products .legend-list {
  display: grid;
  gap: 14px;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .legend-item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 2px 12px;
  align-items: start;
}

.page-products .swatch {
  display: block;
  width: 12px;
  height: 12px;
  margin-top: 6px;
}

.page-products .swatch-turf {
  background: var(--turf);
}

.page-products .swatch-lava {
  background: var(--lava);
}

.page-products .swatch-signal {
  background: var(--signal);
}

.page-products .swatch-mist {
  background: var(--mist);
}

.page-products .legend-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-products .legend-desc {
  grid-column: 2;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(242, 239, 232, 0.72);
}

.page-products .board-figure {
  background: var(--ink);
}

.page-products .board-figure .media-caption {
  color: rgba(242, 239, 232, 0.6);
}

/* ---------- 版本记录 ---------- */
.page-products .dl-version {
  background: var(--paper);
  padding-block: var(--pp-block);
}

.page-products .version-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-products .version-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-products .version-item {
  display: grid;
  gap: 5px;
  padding: clamp(14px, 2vw, 20px) 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.page-products .version-stage {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lava);
}

.page-products .version-item h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(15px, 1.7vw, 20px);
}

.page-products .version-item p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--scale);
}

/* ---------- 引用边界 ---------- */
.page-products .dl-license {
  background: var(--board);
  border-top: 1px solid var(--hairline);
  padding-block: var(--pp-block);
}

.page-products .license-grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(20px, 3vw, 32px);
  background: var(--hairline);
  border-block: 1px solid var(--hairline);
}

.page-products .license-col {
  background: var(--board);
  padding: clamp(20px, 2.6vw, 32px);
}

.page-products .license-col h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(16px, 1.8vw, 21px);
}

.page-products .license-col h3::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
}

.page-products .license-yes h3::before {
  background: var(--turf);
}

.page-products .license-no h3::before {
  background: var(--lava);
}

.page-products .license-col ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .license-col li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .license-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 1px;
  background: var(--grid);
}

.page-products .license-foot {
  max-width: 76ch;
  margin: clamp(20px, 3vw, 32px) 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .res-main {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 4px 18px;
  }

  .page-products .res-meta {
    margin-left: auto;
  }

  .page-products .res-body {
    padding-left: calc(2.4em + 20px);
  }

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

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

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

@media (min-width: 900px) {
  .page-products .reel-stage {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .reel-note {
    margin-top: clamp(28px, 4vw, 56px);
    margin-left: clamp(-48px, -3vw, -16px);
  }

  .page-products .board-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-products .version-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-products .data-layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .data-aside {
    margin-top: clamp(0px, 1vw, 12px);
  }
}

@media (min-width: 1100px) {
  .page-products .res-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .res-caret {
    transition: none;
  }
}