.page-products {
  background: var(--mineral);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-products .container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.page-products img {
  max-width: 100%;
  height: auto;
}

/* 面包屑 */
.page-products .breadcrumbs {
  padding-top: 18px;
}
.page-products .breadcrumbs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--stone);
}
.page-products .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/ ";
  color: var(--silver);
}
.page-products .breadcrumbs__link {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .breadcrumbs__link:hover,
.page-products .breadcrumbs__link:focus-visible {
  color: var(--indigo-700);
  border-bottom-color: var(--cyan);
}

/* 首屏 */
.page-products .prod-hero {
  position: relative;
  padding: 26px 0 44px;
}
.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(to right, rgba(217, 213, 204, 0.55) 1px, transparent 1px);
  background-size: 64px 100%;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 72%);
  mask-image: linear-gradient(to bottom, #000, transparent 72%);
}
.page-products .prod-hero .container {
  position: relative;
  z-index: 1;
}
.page-products .prod-hero__grid {
  display: grid;
  gap: 32px;
}
.page-products .prod-hero__eyebrow {
  display: inline-block;
  margin: 0 0 18px;
  padding-left: 10px;
  border-left: 2px solid var(--signal);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone);
}
.page-products .prod-hero h1 {
  margin: 0 0 18px;
  max-width: 15em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--indigo-900);
}
.page-products .prod-hero__text {
  margin: 0;
  max-width: 36em;
  font-size: 15.5px;
  color: #3a3733;
}
.page-products .prod-hero__readout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}
.page-products .prod-read {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  padding: 18px 16px 16px;
  background: var(--paper);
}
.page-products .prod-read__num {
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--indigo-900);
}
.page-products .prod-read__lab {
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--stone);
}
.page-products .prod-read--signal .prod-read__num {
  color: var(--signal);
}

/* 图表容器 */
.page-products .prod-fig {
  margin: 0 0 28px;
}
.page-products .prod-fig--hero {
  margin-top: 36px;
  margin-bottom: 0;
}
.page-products .prod-fig img {
  display: block;
  width: 100%;
  border: 1px solid var(--silver);
  background: var(--paper);
}
.page-products .prod-fig figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--stone);
}

/* 章节 */
.page-products .prod-sec {
  padding: 48px 0;
  border-top: 1px solid var(--silver);
}
.page-products .section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  margin-bottom: 30px;
}
.page-products .section__index {
  padding-top: 6px;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  color: var(--signal);
}
.page-products .section__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.32;
  color: var(--indigo-900);
}
.page-products .section__lead {
  margin: 0;
  max-width: 54em;
  font-size: 14.5px;
  color: #4a4741;
}

/* 档位索引 */
.page-products .prod-tiers {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}
.page-products .prod-tier {
  min-width: 0;
  background: var(--paper);
}
.page-products .prod-tier__link {
  display: flex;
  flex-direction: column;
  gap: 7px;
  height: 100%;
  padding: 20px 18px 22px;
  border-left: 3px solid transparent;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .prod-tier__link:hover {
  border-left-color: var(--cyan);
  background: #fffdf8;
}
.page-products .prod-tier__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  border-left-color: var(--cyan);
}
.page-products .prod-tier__code {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone);
}
.page-products .prod-tier__name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  color: var(--indigo-900);
}
.page-products .prod-tier__price {
  margin-top: auto;
  padding-top: 6px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.page-products .prod-tier__note {
  font-size: 12.5px;
  color: var(--moss);
}

/* 快速定位 */
.page-products .prod-quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}
.page-products .prod-quick__label {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--stone);
}
.page-products .prod-quick__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .prod-quick__list a {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--silver);
  background: var(--paper);
  color: var(--indigo-700);
  font-size: 13px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-products .prod-quick__list a:hover,
.page-products .prod-quick__list a:focus-visible {
  border-color: var(--cyan);
  color: var(--indigo-900);
  outline: none;
}

/* 对照表 */
.page-products .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--silver);
  background: var(--paper);
}
.page-products .prod-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14px;
}
.page-products .prod-table__cap {
  caption-side: top;
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--stone);
  background: var(--paper);
}
.page-products .prod-table thead th {
  padding: 14px 16px;
  background: var(--indigo-700);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13.5px;
  text-align: left;
  white-space: nowrap;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}
.page-products .prod-table thead th:first-child {
  min-width: 158px;
}
.page-products .prod-table tbody th {
  padding: 14px 16px;
  background: #efe9dd;
  font-size: 13px;
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
  color: var(--indigo-900);
  border-bottom: 1px solid var(--silver);
}
.page-products .prod-table tbody td {
  padding: 14px 16px;
  color: #2c2a26;
  vertical-align: top;
  border-bottom: 1px solid var(--silver);
  border-left: 1px solid #ebe5d9;
}
.page-products .prod-table tbody tr:nth-child(even) td {
  background: #fbf7ef;
}
.page-products .prod-table tbody tr:last-child th,
.page-products .prod-table tbody tr:last-child td {
  border-bottom: none;
}
.page-products .prod-table .mono {
  font-size: 14.5px;
  letter-spacing: 0.03em;
  color: var(--ink);
}

/* 参数来源链 */
.page-products .prod-chain {
  margin-bottom: 12px;
  border: 1px solid var(--silver);
  border-left: 3px solid var(--indigo-700);
  background: var(--paper);
  transition: border-color var(--dur) var(--ease);
}
.page-products .prod-chain[open] {
  border-left-color: var(--cyan);
}
.page-products .prod-chain summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}
.page-products .prod-chain summary::-webkit-details-marker {
  display: none;
}
.page-products .prod-chain summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-products .prod-chain__code {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--signal);
}
.page-products .prod-chain__name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  color: var(--indigo-900);
}
.page-products .prod-chain__price {
  margin-left: auto;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.page-products .prod-chain__cue {
  width: 100%;
  font-size: 12.5px;
  color: var(--stone);
}
.page-products .prod-chain__cue::after {
  content: " +";
  font-weight: 700;
  color: var(--cyan);
}
.page-products .prod-chain[open] .prod-chain__cue::after {
  content: " –";
}
.page-products .prod-chain__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--silver);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .prod-chain__table {
  width: 100%;
  min-width: 540px;
  margin-top: 14px;
  border-collapse: collapse;
  font-size: 13.5px;
}
.page-products .prod-chain__table th,
.page-products .prod-chain__table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--silver);
}
.page-products .prod-chain__table thead th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--stone);
}
.page-products .prod-chain__table tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--indigo-900);
}
.page-products .prod-chain__table tbody tr:last-child th,
.page-products .prod-chain__table tbody tr:last-child td {
  border-bottom: none;
}
.page-products .prod-chain__table .mono {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--indigo-700);
  white-space: nowrap;
}

/* 品类索引 */
.page-products .prod-cats {
  display: grid;
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}
.page-products .prod-cat {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--paper);
}
.page-products .prod-cat--media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-bottom: 1px solid var(--silver);
}
.page-products .prod-cat__inner {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
}
.page-products .prod-cat__code {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--signal);
}
.page-products .prod-cat__name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  color: var(--indigo-900);
}
.page-products .prod-cat__desc {
  margin: 0;
  font-size: 14px;
  color: #4a4741;
}
.page-products .prod-cat__fit {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--silver);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--stone);
}

/* 场景建议 */
.page-products .prod-scenes {
  display: grid;
  gap: 16px;
}
.page-products .prod-scene {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px 22px;
  border: 1px solid var(--silver);
  border-top: 3px solid var(--indigo-700);
  background: var(--paper);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-products .prod-scene:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}
.page-products .prod-scene__name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  color: var(--indigo-900);
}
.page-products .prod-scene__pick {
  margin: 0;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--signal);
}
.page-products .prod-scene__text {
  margin: 0;
  font-size: 14px;
  color: #4a4741;
}

/* 交付流程 */
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}
.page-products .prod-step {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 18px 16px 20px;
  background: var(--paper);
}
.page-products .prod-step__n {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--stone);
}
.page-products .prod-step__t {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  color: var(--indigo-900);
}
.page-products .prod-step__d {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--signal);
}
.page-products .prod-step__p {
  margin: 0;
  font-size: 13.5px;
  color: #4a4741;
}

/* 招商衔接 */
.page-products .prod-sec--cta {
  border-top: none;
  padding-bottom: 64px;
}
.page-products .prod-cta {
  display: grid;
  gap: 24px;
  padding: 36px 24px;
  background: var(--indigo-900);
  color: #fff;
}
.page-products .prod-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.32;
  color: #fff;
}
.page-products .prod-cta p {
  margin: 0;
  max-width: 44em;
  font-size: 14.5px;
  color: #cbd6e4;
}
.page-products .prod-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .prod-cta .btn--ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
  background: transparent;
}
.page-products .prod-cta .btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .prod-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 680px) {
  .page-products .prod-tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .prod-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .prod-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .prod-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 46px 40px;
  }
}

@media (min-width: 960px) {
  .page-products .prod-hero {
    padding: 34px 0 56px;
  }
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: end;
  }
  .page-products .prod-sec {
    padding: 60px 0;
  }
  .page-products .section__head {
    gap: 22px;
    margin-bottom: 36px;
  }
}

@media (min-width: 1060px) {
  .page-products .prod-tiers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .prod-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .prod-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}