.page-products {
  --v4-mute: #5f6f6d;
  --v4-body: #384744;
  --v4-shadow: 0 22px 44px -30px rgba(20, 32, 31, 0.6);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--ff-body);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--v4-mute);
}

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

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-products .v4-hero {
  padding: 22px 0 34px;
}

.page-products .v4-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-products .v4-hero h1 {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(31px, 7.2vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 10px 0 16px;
}

.page-products .v4-hero__lead {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--v4-body);
}

.page-products .v4-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--grey);
  border-bottom: 1px solid var(--grey);
  margin: 0 0 22px;
}

.page-products .v4-metric {
  padding: 12px 8px 12px 0;
  border-right: 1px solid var(--grey);
}

.page-products .v4-metric:last-child {
  border-right: 0;
  padding-left: 10px;
}

.page-products .v4-metric:nth-child(2) {
  padding-left: 10px;
}

.page-products .v4-metric__num {
  display: block;
  font-family: var(--ff-mono);
  font-size: clamp(18px, 4.4vw, 26px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--lake);
}

.page-products .v4-metric__label {
  display: block;
  margin-top: 5px;
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--v4-mute);
}

.page-products .v4-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.page-products .v4-textlink {
  color: var(--teal);
  font-size: 13.5px;
  text-decoration: none;
  border-bottom: 1px solid var(--lake);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .v4-textlink:hover,
.page-products .v4-textlink:focus-visible {
  color: var(--orange-deep);
  border-bottom-color: var(--orange-deep);
}

.page-products .v4-hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 300px;
  padding: 30px 20px 20px;
  border: 1px solid var(--ink);
  background-color: var(--teal);
  background-image:
    linear-gradient(rgba(255, 253, 248, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 253, 248, 0.07) 1px, transparent 1px);
  background-size: 34px 34px, 34px 34px;
  overflow: hidden;
}

.page-products .v4-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  padding: 5px 9px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
}

.page-products .v4-device {
  position: relative;
  width: min(238px, 72%);
  padding: 8px;
  border: 2px solid rgba(246, 240, 228, 0.55);
  background: var(--white);
  box-shadow: 0 26px 50px -30px rgba(0, 0, 0, 0.95);
}

.page-products .v4-device img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节外壳 ---------- */
.page-products .v4-section {
  padding: 32px 0;
  border-top: 1px solid var(--grey);
}

.page-products .v4-head {
  max-width: 66ch;
  margin-bottom: 22px;
}

.page-products .v4-head__no {
  margin: 0 0 8px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange-deep);
}

.page-products .v4-head h2 {
  margin: 0 0 10px;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(24px, 4.8vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.page-products .v4-head p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--v4-body);
}

.page-products .v4-figure {
  margin: 22px 0 0;
}

.page-products .v4-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--grey);
  background: var(--mist);
}

.page-products .v4-figure figcaption {
  margin-top: 8px;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--v4-mute);
}

.page-products .v4-tail-link {
  margin: 16px 0 0;
}

/* ---------- 联赛轨道 ---------- */
.page-products .v4-track {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 4px 0 14px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-products .v4-ticket {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 112px;
  padding: 10px 12px 12px;
  border: 1px solid var(--grey);
  background: var(--white);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .v4-ticket:hover {
  border-color: var(--lake);
}

.page-products .v4-ticket__no {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange-deep);
}

.page-products .v4-ticket__name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .v4-ticket__meta {
  font-size: 11px;
  color: var(--v4-mute);
}

.page-products .v4-ticket[data-active="true"] {
  background: var(--lake);
  border-color: var(--lake);
}

.page-products .v4-ticket[data-active="true"] .v4-ticket__no {
  color: var(--gold);
}

.page-products .v4-ticket[data-active="true"] .v4-ticket__name {
  color: var(--white);
}

.page-products .v4-ticket[data-active="true"] .v4-ticket__meta {
  color: rgba(255, 253, 248, 0.75);
}

/* ---------- 双视图 ---------- */
.page-products .v4-views {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .v4-view {
  border: 1px solid var(--grey);
  background: var(--white);
  box-shadow: var(--v4-shadow);
}

.page-products .v4-view__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px;
  padding: 11px 14px;
  background: var(--ink);
  color: var(--white);
}

.page-products .v4-view__title {
  font-family: var(--ff-display);
  font-size: 16px;
  letter-spacing: 0.05em;
}

.page-products .v4-view__hint {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: rgba(255, 253, 248, 0.6);
}

.page-products .v4-view__body {
  padding: 12px 14px 16px;
}

.page-products .v4-view__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--v4-mute);
}

.page-products .v4-mini-card {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--grey);
}

.page-products .v4-mini-card:last-of-type {
  border-bottom: 0;
}

.page-products .v4-mini-card__rank {
  font-family: var(--ff-mono);
  font-size: 14px;
  color: var(--lake);
}

.page-products .v4-mini-card__name {
  font-size: 13.5px;
  color: var(--ink);
}

.page-products .v4-mini-card__pts {
  font-family: var(--ff-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--orange-deep);
}

.page-products .v4-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .v4-mini-table {
  width: 100%;
  min-width: 260px;
  border-collapse: collapse;
  font-size: 12.5px;
}

.page-products .v4-mini-table th {
  padding: 8px 6px;
  background: var(--teal);
  color: var(--white);
  font-family: var(--ff-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-align: left;
  white-space: nowrap;
}

.page-products .v4-mini-table td {
  padding: 9px 6px;
  border-bottom: 1px solid var(--mist);
  color: var(--v4-body);
}

.page-products .v4-mini-table .num {
  font-family: var(--ff-mono);
  color: var(--ink);
}

.page-products .v4-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--grey);
}

.page-products .v4-filters__label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--lake);
  margin-right: 2px;
}

.page-products .v4-chip {
  padding: 6px 11px;
  border: 1px solid var(--grey);
  background: var(--white);
  font-size: 12.5px;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .v4-chip[data-active="true"] {
  background: var(--mist);
  border-color: var(--lake);
  color: var(--teal);
  font-weight: 600;
}

.page-products .v4-chip--clear {
  border-style: dashed;
  color: var(--v4-mute);
}

.page-products .v4-filters__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--v4-body);
}

/* ---------- 赛程对照 ---------- */
.page-products .v4-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  counter-reset: none;
}

.page-products .v4-step {
  padding: 16px 15px 16px;
  border: 1px solid var(--grey);
  border-top: 2px solid var(--ink);
  background: var(--white);
}

.page-products .v4-step__no {
  display: block;
  margin-bottom: 6px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--orange-deep);
}

.page-products .v4-step h3 {
  margin: 0 0 8px;
  font-family: var(--ff-display);
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .v4-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--v4-body);
}

/* ---------- 设备场景 ---------- */
.page-products .v4-devices {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .v4-device-card {
  padding: 16px 15px;
  border: 1px solid var(--grey);
  border-left: 3px solid var(--lake);
  background: var(--white);
}

.page-products .v4-device-card:first-child {
  border-left-color: var(--orange);
}

.page-products .v4-device-card h3 {
  margin: 0 0 8px;
  font-family: var(--ff-display);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .v4-device-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--v4-body);
}

.page-products .v4-device-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 22px;
}

.page-products .v4-device-split .v4-figure {
  margin: 0;
}

.page-products .v4-device-copy h3 {
  margin: 0 0 10px;
  font-family: var(--ff-serif);
  font-size: 19px;
  line-height: 1.4;
  color: var(--teal);
}

.page-products .v4-device-copy p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--v4-body);
}

/* ---------- 常见路径 ---------- */
.page-products .v4-paths {
  max-width: 880px;
  border-top: 1px solid var(--grey);
}

.page-products .v4-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 28px;
  padding: 26px 20px;
  background: var(--ink);
  color: var(--white);
}

.page-products .v4-cta h2 {
  margin: 0 0 8px;
  font-family: var(--ff-display);
  font-size: clamp(21px, 4.4vw, 30px);
  letter-spacing: 0.01em;
}

.page-products .v4-cta p {
  margin: 0;
  max-width: 54ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(255, 253, 248, 0.72);
}

.page-products .v4-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

@media (min-width: 720px) {
  .page-products .v4-hero {
    padding: 30px 0 44px;
  }

  .page-products .v4-section {
    padding: 42px 0;
  }

  .page-products .v4-views {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .v4-devices {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .v4-track {
    gap: 12px;
  }

  .page-products .v4-ticket {
    min-width: 128px;
  }
}

@media (min-width: 860px) {
  .page-products .v4-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .v4-device-split {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
    gap: 30px;
    margin-top: 26px;
  }

  .page-products .v4-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px 30px;
  }
}

@media (min-width: 980px) {
  .page-products .v4-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
  }

  .page-products .v4-hero__visual {
    min-height: 420px;
  }

  .page-products .v4-device {
    width: min(262px, 70%);
  }

  .page-products .v4-head {
    margin-bottom: 26px;
  }

  .page-products .v4-figure--wide img {
    max-height: 420px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .v4-ticket,
  .page-products .v4-textlink {
    transition: none;
  }
}

<<<END>>>