.page-products {
  --prod-radius: var(--r-lg);
  --prod-gap: clamp(20px, 4vw, 40px);
  background: var(--c-bg);
  color: var(--c-body);
}

.page-products .section {
  padding-block: clamp(44px, 7vw, 96px);
}

.page-products .section--tight {
  padding-block: clamp(28px, 4vw, 52px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-intro {
  padding-top: clamp(24px, 5vw, 56px);
  padding-bottom: clamp(28px, 5vw, 56px);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(34, 211, 238, .12), transparent 60%),
    radial-gradient(90% 70% at 0% 0%, rgba(20, 115, 212, .10), transparent 65%),
    var(--c-bg);
}

.page-products .prod-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 60px);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-products .prod-intro__lead .h-display {
  margin: 14px 0 18px;
  max-width: 24ch;
}

.page-products .prod-intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .prod-intro__aside {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  border-top: 1px solid var(--c-line);
  padding-top: 22px;
}

.page-products .prod-intro__aside .stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-products .prod-intro__aside .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 42px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-hi);
  letter-spacing: -0.01em;
}

.page-products .prod-intro__aside .stat__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-body);
}

/* 索引 */
.page-products .prod-index {
  margin-top: clamp(30px, 5vw, 52px);
  border-top: 1px solid var(--c-line);
  padding-top: 20px;
}

.page-products .prod-index__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-sel);
}

.page-products .prod-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .prod-index__list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 2px;
  border-bottom: 1px dashed var(--c-line);
  text-decoration: none;
  color: var(--c-ink);
  font-size: 15px;
  transition: color .2s ease, border-color .2s ease;
}

.page-products .prod-index__list a .mono {
  font-size: 12px;
  color: var(--c-sel);
  letter-spacing: .1em;
}

.page-products .prod-index__list a:hover,
.page-products .prod-index__list a[data-current="true"] {
  color: var(--c-hi);
  border-bottom-color: var(--c-mist);
}

/* ---------- 章节头 ---------- */
.page-products .sec-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  align-items: start;
  margin-bottom: clamp(24px, 4vw, 46px);
}

.page-products .sec-head__text .h-section {
  margin: 8px 0 14px;
  max-width: 26ch;
}

.page-products .sec-head__text .p-body {
  max-width: 62ch;
  margin: 0;
}

/* ---------- 参数矩阵 ---------- */
.page-products .matrix-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  background: var(--c-surface);
  box-shadow: 0 18px 40px -32px rgba(6, 26, 46, .5);
}

.page-products .matrix {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .matrix caption {
  text-align: left;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-sel);
  border-bottom: 1px solid var(--c-line);
}

.page-products .matrix th,
.page-products .matrix td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.page-products .matrix thead th {
  background: var(--c-deep);
  color: var(--c-on-deep);
  font-size: 13px;
  font-weight: 600;
  border-bottom: none;
  white-space: nowrap;
}

.page-products .matrix thead th em {
  display: block;
  margin-top: 5px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--c-cyan);
  letter-spacing: .04em;
}

.page-products .matrix tbody th {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-ink);
  background: rgba(196, 207, 219, .22);
  white-space: nowrap;
}

.page-products .matrix tbody td {
  color: var(--c-body-strong);
}

.page-products .matrix tbody td.mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-hi);
  letter-spacing: .01em;
}

.page-products .matrix tbody tr:last-child th,
.page-products .matrix tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 系列卡 ---------- */
.page-products .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 26px);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-products .series-card {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.page-products .series-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-mist);
  box-shadow: 0 24px 48px -34px rgba(6, 26, 46, .55);
}

.page-products .series-card .media {
  position: relative;
  overflow: hidden;
}

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

.page-products .series-card .media__tag {
  font-family: var(--font-mono);
  letter-spacing: .08em;
}

.page-products .series-card__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .series-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .series-card .h-card {
  margin: 0;
  color: var(--c-ink);
}

.page-products .series-card .p-body {
  margin: 0;
}

.page-products .series-card__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .series-card__list li {
  padding: 5px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-pill);
  background: var(--c-bg);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-hi);
}

.page-products .series-card__spec {
  margin: 4px 0 0;
  display: grid;
  gap: 8px;
}

.page-products .series-card__spec div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 7px;
  border-bottom: 1px dashed var(--c-line);
}

.page-products .series-card__spec div:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .series-card__spec dt {
  font-size: 13px;
  color: var(--c-body);
}

.page-products .series-card__spec dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-ink);
  text-align: right;
}

/* ---------- 配套横条 ---------- */
.page-products .strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 34px);
  align-items: center;
  margin-top: clamp(24px, 4vw, 44px);
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  background:
    linear-gradient(120deg, rgba(34, 211, 238, .08), transparent 55%),
    var(--c-surface);
}

.page-products .strip__media {
  border-radius: var(--r-md);
  overflow: hidden;
  max-width: 320px;
}

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

.page-products .strip__text .h-card {
  margin: 8px 0 10px;
  color: var(--c-ink);
}

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

.page-products .strip__text .coord {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-sel);
}

/* ---------- 场景路线 ---------- */
.page-products .scene-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(258px, 84%);
  gap: 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  margin-inline: calc(var(--shell-pad) * -1);
  padding-inline: var(--shell-pad);
}

.page-products .scene-card {
  position: relative;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.5vw, 26px);
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  overflow: hidden;
}

.page-products .scene-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--c-sel), var(--c-cyan));
}

.page-products .scene-card__step {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--c-amber);
}

.page-products .scene-card .h-card {
  margin: 0;
  color: var(--c-ink);
}

.page-products .scene-card .p-body {
  margin: 0;
}

.page-products .scene-card__spec {
  margin: auto 0 0;
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
}

.page-products .scene-card__spec div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.page-products .scene-card__spec dt {
  color: var(--c-body);
  white-space: nowrap;
}

.page-products .scene-card__spec dd {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--c-hi);
  text-align: right;
}

/* ---------- 深色网点区 ---------- */
.page-products .prod-dark {
  background-color: var(--c-deep);
  background-image:
    linear-gradient(to right, rgba(111, 168, 220, .10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(111, 168, 220, .10) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--c-on-deep);
}

.page-products .prod-dark .eyebrow {
  color: var(--c-cyan);
}

.page-products .prod-dark .h-section,
.page-products .prod-dark .h-card {
  color: #FFFFFF;
}

.page-products .prod-dark .p-body,
.page-products .prod-dark .p-lead {
  color: var(--c-on-deep-soft);
}

.page-products .prod-dark .index-num {
  color: transparent;
  -webkit-text-stroke: 1px rgba(111, 168, 220, .55);
}

.page-products .node-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 12px;
}

.page-products .node {
  padding: 16px 18px;
  border: 1px solid rgba(111, 168, 220, .28);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .04);
  transition: border-color .22s ease, background .22s ease;
}

.page-products .node:hover {
  border-color: var(--c-cyan);
  background: rgba(34, 211, 238, .08);
}

.page-products .node__city {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: #FFFFFF;
  letter-spacing: .04em;
}

.page-products .node__tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-cyan);
}

.page-products .node__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-on-deep-soft);
}

.page-products .coverage {
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid rgba(111, 168, 220, .25);
}

.page-products .coverage .coord {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}

.page-products .coverage__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .coverage__list li {
  padding: 7px 14px;
  border: 1px solid rgba(111, 168, 220, .3);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--c-on-deep);
}

.page-products .coverage__list li .mono {
  font-family: var(--font-mono);
  color: #FFFFFF;
  margin-right: 6px;
}

.page-products .coverage__note {
  max-width: 64ch;
  margin: 0 0 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-on-deep-soft);
}

.page-products .btn.on-dark {
  border-color: rgba(111, 168, 220, .55);
  color: #FFFFFF;
}

/* ---------- 移动端比价 ---------- */
.page-products .mobile-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .mobile-grid__visual {
  max-width: 360px;
}

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

.page-products .steps {
  list-style: none;
  margin: 0 0 clamp(24px, 3vw, 34px);
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}

.page-products .steps__num {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  border: 1px solid var(--c-line);
  background: var(--c-surface);
  font-size: 13px;
  color: var(--c-sel);
}

.page-products .steps__item .h-card {
  margin: 4px 0 6px;
  color: var(--c-ink);
}

.page-products .steps__item .p-body {
  margin: 0;
}

.page-products .compare {
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  background: var(--c-surface);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .compare__inner {
  min-width: 620px;
}

.page-products .compare__row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr;
  border-bottom: 1px solid var(--c-line);
}

.page-products .compare__row:last-child {
  border-bottom: none;
}

.page-products .compare__row--head {
  background: var(--c-deep);
}

.page-products .compare__row--head .compare__cell {
  color: var(--c-on-deep);
  font-weight: 600;
  font-size: 13px;
  border-color: transparent;
}

.page-products .compare__cell {
  padding: 13px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-body-strong);
  border-right: 1px solid var(--c-line);
}

.page-products .compare__cell:last-child {
  border-right: none;
}

.page-products .compare__cell--key {
  font-weight: 600;
  color: var(--c-ink);
  background: rgba(196, 207, 219, .2);
}

.page-products .compare__cell.mono {
  font-family: var(--font-mono);
  color: var(--c-hi);
}

/* ---------- 交付刻度 ---------- */
.page-products .timeline {
  position: relative;
  padding-top: 12px;
}

.page-products .timeline__axis {
  position: absolute;
  left: 0;
  right: 0;
  top: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-sel), var(--c-cyan) 70%, transparent);
  opacity: .55;
}

.page-products .timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 28px);
}

.page-products .timeline__item {
  position: relative;
  padding-top: 26px;
  border-top: 1px solid var(--c-line);
}

.page-products .timeline__item::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-sel);
  box-shadow: 0 0 0 4px rgba(20, 115, 212, .14);
}

.page-products .timeline__mark {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-amber);
}

.page-products .timeline__item .h-card {
  margin: 0 0 8px;
  color: var(--c-ink);
}

.page-products .timeline__item .p-body {
  margin: 0;
  font-size: 14px;
}

.page-products .assure {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(30px, 5vw, 54px);
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  background: var(--c-line);
  overflow: hidden;
}

.page-products .assure__item {
  padding: clamp(16px, 2.4vw, 26px);
  background: var(--c-surface);
}

.page-products .assure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-hi);
  letter-spacing: -0.01em;
}

.page-products .assure__label {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-body);
}

/* ---------- 收束 CTA ---------- */
.page-products .cta-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: center;
  margin-top: clamp(32px, 5vw, 56px);
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--c-line);
  border-radius: var(--prod-radius);
  background:
    linear-gradient(115deg, rgba(20, 115, 212, .10), transparent 62%),
    var(--c-surface);
}

.page-products .cta-row .p-lead {
  margin: 0;
  max-width: 46ch;
}

.page-products .cta-row__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .series-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

  .page-products .cta-row {
    grid-template-columns: 1.4fr auto;
  }
}

@media (min-width: 900px) {
  .page-products .prod-intro__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-products .prod-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 56px);
  }

  .page-products .scene-rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-columns: auto;
    overflow: visible;
    margin-inline: 0;
    padding-inline: 0;
    padding-bottom: 0;
  }

  .page-products .mobile-grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-products .mobile-grid__visual {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    max-width: none;
  }

  .page-products .timeline__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-products .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .node-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .assure {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-products .prod-intro__aside {
    grid-template-columns: 1fr 1fr;
    gap: 18px 14px;
  }

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

  .page-products .steps__item {
    grid-template-columns: auto 1fr;
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .series-card,
  .page-products .node {
    transition: none;
  }
}