.page-products {
  --prod-gap: clamp(20px, 3vw, 34px);
  --prod-pad: clamp(20px, 3vw, 34px);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  overflow-x: clip;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

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

.page-products .section {
  padding-block: clamp(46px, 7vw, 90px);
}

/* ---------- 面包屑 ---------- */

.page-products .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-products .breadcrumb li {
  display: flex;
  align-items: center;
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--muted);
  opacity: 0.6;
}

.page-products .breadcrumb a {
  color: var(--cyan-soft);
  text-decoration: none;
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */

.page-products .product-hero {
  padding-top: calc(var(--header-h) + clamp(24px, 5vw, 58px));
  padding-bottom: clamp(26px, 4vw, 54px);
}

.page-products .product-hero__grid {
  display: grid;
  gap: var(--prod-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .product-hero__title {
  margin: clamp(10px, 1.6vw, 18px) 0 clamp(14px, 2vw, 22px);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6.6vw, 68px);
  line-height: 1.06;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .hero-accent {
  font-style: normal;
  color: var(--cyan);
}

.page-products .product-hero__text .lede {
  max-width: 62ch;
  color: var(--muted);
  margin: 0;
}

.page-products .hero-readout {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: clamp(16px, 2vw, 22px) 0 0;
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-wrap: wrap;
  gap: 14px clamp(20px, 3.4vw, 44px);
}

.page-products .hero-readout__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .hero-readout__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-products .hero-readout__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-products .hero-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: linear-gradient(150deg, var(--panel-lift), var(--panel) 62%);
  overflow: hidden;
}

.page-products .hero-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 5;
  object-fit: cover;
}

.page-products .figure-note {
  margin: 0;
  padding: 10px 16px;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

@media (min-width: 920px) {
  .page-products .product-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(26px, 4vw, 56px);
    align-items: end;
  }
}

/* ---------- 区块标题 ---------- */

.page-products .sec-head {
  max-width: 70ch;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-products .sec-head .h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.8vw, 42px);
  line-height: 1.2;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .sec-head .lede {
  margin: 0;
  color: var(--muted);
}

/* ---------- 四组字段 ---------- */

.page-products .cap-list {
  border-top: 1px solid var(--hairline);
}

.page-products .cap-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(20px, 2.6vw, 32px) 0;
  border-bottom: 1px solid var(--hairline);
}

.page-products .cap-row__label {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-products .cap-row__idx {
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-products .cap-row__label .h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .cap-row__body p {
  margin: 0 0 8px;
  color: var(--muted);
}

.page-products .cap-row__body .cap-row__q {
  margin-bottom: 10px;
  color: var(--paper);
  font-size: 17px;
}

.page-products .cap-row__body p:last-child {
  margin-bottom: 0;
}

@media (min-width: 880px) {
  .page-products .cap-row {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(20px, 3vw, 44px);
  }
}

.page-products .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-products .chip {
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-products .chip--hot {
  border-color: var(--cyan);
  background: var(--veil);
  color: var(--cyan);
}

/* ---------- 交付形式 ---------- */

.page-products .deliver-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
}

.page-products .deliver-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--prod-pad);
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: var(--panel);
  transition: background-color 0.28s ease, transform 0.28s ease;
}

.page-products .deliver-card--lead {
  background: var(--panel-lift);
  box-shadow: inset 0 0 0 1px var(--veil);
}

.page-products .deliver-card:hover {
  background: var(--panel-lift);
  transform: translateY(-3px);
}

.page-products .deliver-card__no {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .deliver-card .h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .deliver-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.page-products .deliver-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .deliver-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .deliver-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

@media (min-width: 860px) {
  .page-products .deliver-grid {
    grid-template-columns: 1.15fr 1fr 0.95fr;
    align-items: start;
  }
}

/* ---------- 字段规格 ---------- */

.page-products .spec-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
}

.page-products .spec-table {
  padding: clamp(16px, 2.4vw, 26px) clamp(18px, 2.4vw, 30px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: var(--panel);
}

.page-products .spec-head {
  display: none;
}

.page-products .spec-head span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-products .spec-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hairline);
}

.page-products .spec-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .spec-row__key {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-products .spec-row__type {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--orange-soft);
}

.page-products .spec-row__desc {
  font-size: 15.5px;
  color: var(--muted);
}

@media (min-width: 620px) {
  .page-products .spec-head,
  .page-products .spec-row {
    display: grid;
    grid-template-columns: minmax(0, 2.2fr) minmax(0, 1.5fr) minmax(0, 4.4fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-products .spec-head {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--hairline);
  }
}

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

.page-products .figure {
  margin: 0;
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: var(--panel);
  overflow: hidden;
}

.page-products .figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-products .spec-note {
  margin: 0;
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 16px;
  border-radius: var(--radius-lg);
  background: var(--veil);
  font-size: 15px;
  color: var(--paper);
}

.page-products .spec-note__k {
  flex: none;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.08em;
}

@media (min-width: 960px) {
  .page-products .spec-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 3.4vw, 46px);
    align-items: start;
  }
}

/* ---------- 导出流程 ---------- */

.page-products .export-flow {
  list-style: none;
  margin: clamp(24px, 3.2vw, 40px) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .flow-node {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  background: var(--panel);
  font-size: 15px;
  color: var(--paper);
}

.page-products .flow-node .mono {
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.1em;
}

@media (min-width: 720px) {
  .page-products .export-flow {
    flex-direction: row;
    gap: 26px;
  }

  .page-products .flow-node {
    flex: 1 1 0;
    justify-content: center;
  }

  .page-products .export-flow li + li::before {
    content: "";
    position: absolute;
    left: -26px;
    top: 50%;
    width: 26px;
    height: 1px;
    background: var(--hairline);
  }
}

/* ---------- 版本记录 ---------- */

.page-products .ver-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
}

.page-products .ver-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
}

.page-products .ver-rail .pill {
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.22s ease, border-color 0.22s ease, background-color 0.22s ease;
}

.page-products .ver-rail .pill:hover,
.page-products .ver-rail .pill:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

.page-products .ver-rail .pill.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-products .ver-list {
  display: grid;
  gap: 14px;
}

.page-products .ver-item {
  padding: clamp(18px, 2.4vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background: var(--panel);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-products .ver-item--current {
  background: var(--panel-lift);
  border-color: var(--cyan);
}

.page-products .ver-item__tag {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .ver-item .h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 23px);
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .ver-item__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .ver-item__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15.5px;
  color: var(--muted);
}

.page-products .ver-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-products .ver-note {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  font-size: 15.5px;
  color: var(--muted);
}

.page-products .ver-note a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
}

.page-products .ver-note a:hover,
.page-products .ver-note a:focus-visible {
  color: var(--cyan);
}

.page-products .figure--wide {
  margin-top: clamp(20px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-products .ver-layout {
    grid-template-columns: minmax(0, 2.4fr) minmax(0, 7.6fr);
    gap: clamp(26px, 3.6vw, 52px);
  }

  .page-products .ver-rail {
    flex-direction: column;
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .ver-rail .pill {
    text-align: center;
  }
}

/* ---------- 安装与首次使用 ---------- */

.page-products .install-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .install-env .h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .env-list {
  list-style: none;
  margin: 0;
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: var(--panel);
  display: grid;
  gap: 12px;
}

.page-products .env-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  color: var(--paper);
}

.page-products .env-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.76em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
  opacity: 0.85;
}

.page-products .env-list .mono {
  color: var(--cyan-soft);
  font-size: 14px;
}

.page-products .install-steps {
  list-style: none;
  counter-reset: step;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .install-step {
  counter-increment: step;
  position: relative;
  padding: clamp(18px, 2.2vw, 26px) clamp(18px, 2.4vw, 30px) clamp(18px, 2.2vw, 26px) clamp(58px, 5vw, 76px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background: var(--panel);
}

.page-products .install-step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: clamp(18px, 2.4vw, 30px);
  top: clamp(18px, 2.2vw, 26px);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-products .install-step .h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.9vw, 21px);
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-products .install-step p {
  margin: 0;
  font-size: 15.5px;
  color: var(--muted);
}

@media (min-width: 920px) {
  .page-products .install-grid {
    grid-template-columns: minmax(0, 4.6fr) minmax(0, 7.4fr);
    gap: clamp(24px, 3.4vw, 46px);
  }

  .page-products .install-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

/* ---------- 配套支持 ---------- */

.page-products .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .support-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--prod-pad);
  border-radius: var(--radius-xl);
  border: 1px solid var(--hairline);
  background: var(--panel);
  transition: background-color 0.28s ease;
}

.page-products .support-card:hover {
  background: var(--panel-lift);
}

.page-products .support-card__no {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-products .support-card .h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.1vw, 24px);
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-products .support-card p {
  margin: 0;
  font-size: 15.5px;
  color: var(--muted);
}

.page-products .support-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-products .support-contact {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: clamp(16px, 2vw, 22px) clamp(18px, 2.4vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  background: var(--veil);
  font-size: 15.5px;
  color: var(--paper);
}

.page-products .support-contact .mono {
  color: var(--cyan);
  letter-spacing: 0.03em;
}

@media (min-width: 900px) {
  .page-products .support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .support-grid .figure {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .deliver-card,
  .page-products .support-card,
  .page-products .ver-rail .pill {
    transition: none;
  }

  .page-products .deliver-card:hover {
    transform: none;
  }
}