.page-products {
  --pp-gap: 24px;
  --pp-hero-grid: 64px;
  color: var(--wh-ink);
  background: var(--wh-white);
  font-family: var(--wh-font-body);
}

.page-products .wh-mono {
  font-family: var(--wh-font-mono);
  letter-spacing: 0.04em;
  font-size: 0.94em;
}

.page-products .pp-link {
  color: var(--wh-amber-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 48px;
  color: var(--wh-white);
  background:
    radial-gradient(120% 110% at 84% 0%, rgba(240, 130, 60, 0.24) 0%, rgba(240, 130, 60, 0) 58%),
    linear-gradient(162deg, var(--wh-navy) 0%, var(--wh-navy-deep) 100%);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.75;
  background-image:
    repeating-linear-gradient(90deg, var(--wh-line-veil) 0 1px, transparent 1px var(--pp-hero-grid)),
    repeating-linear-gradient(0deg, var(--wh-line-veil) 0 1px, transparent 1px var(--pp-hero-grid));
}

.page-products .pp-hero .wh-container {
  position: relative;
  z-index: 1;
}

.page-products .pp-hero__crumb .wh-breadcrumb__link {
  color: var(--wh-celadon-soft);
}

.page-products .pp-hero__crumb .wh-breadcrumb__sep {
  color: rgba(255, 255, 255, 0.4);
}

.page-products .pp-hero__crumb .wh-breadcrumb__link[aria-current="page"] {
  color: var(--wh-white);
  text-decoration: none;
}

.page-products .pp-hero__frame {
  position: relative;
  margin-top: 20px;
  padding: 36px 20px 28px;
  border: 1px solid var(--wh-line-soft);
  border-radius: var(--wh-radius);
  background: rgba(20, 58, 99, 0.42);
}

.page-products .pp-hero__frame::before,
.page-products .pp-hero__frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--wh-amber);
}

.page-products .pp-hero__frame::before {
  top: -2px;
  left: -2px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .pp-hero__frame::after {
  right: -2px;
  bottom: -2px;
  border-left: 0;
  border-top: 0;
}

.page-products .pp-hero__index {
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--wh-amber-soft);
}

.page-products .pp-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--wh-celadon-soft);
  text-transform: uppercase;
}

.page-products .pp-hero__title {
  margin: 0 0 18px;
  font-family: var(--wh-font-display);
  font-size: 30px;
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-products .pp-hero__lede {
  margin: 0 0 28px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
}

.page-products .pp-hero__stats {
  display: grid;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--wh-line-soft);
  border-bottom: 1px solid var(--wh-line-soft);
  margin-bottom: 26px;
}

.page-products .pp-stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
}

.page-products .pp-stat__figure {
  font-family: var(--wh-font-display);
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  color: var(--wh-amber);
  letter-spacing: -0.02em;
}

.page-products .pp-stat__unit {
  font-size: 14px;
  font-weight: 600;
  color: var(--wh-amber-soft);
}

.page-products .pp-stat__label {
  flex: 1 1 200px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 22px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: var(--wh-radius-pill);
  background: transparent;
  color: var(--wh-white);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 220ms var(--wh-ease), background-color 220ms var(--wh-ease);
}

.page-products .pp-ghost:hover,
.page-products .pp-ghost:focus-visible {
  border-color: var(--wh-amber);
  background: rgba(240, 130, 60, 0.14);
}

/* ---------- 分区骨架 ---------- */
.page-products .pp-block {
  position: relative;
}

.page-products .pp-block .wh-index {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--wh-amber-deep);
}

.page-products .pp-block .wh-section__title {
  font-family: var(--wh-font-display);
  font-size: 24px;
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}

.page-products .pp-block .wh-section__lede {
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wh-gray);
  margin: 0 0 32px;
}

/* ---------- F-01 方案卡 ---------- */
.page-products .pp-plan-grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-plan {
  padding: 24px 20px;
}

.page-products .pp-plan .wh-card__label {
  font-family: var(--wh-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--wh-gray);
}

.page-products .pp-plan .wh-card__title {
  font-family: var(--wh-font-display);
  font-size: 20px;
  font-weight: 800;
  margin: 10px 0 12px;
}

.page-products .pp-plan__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--wh-gray);
}

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

.page-products .pp-plan__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
}

.page-products .pp-plan__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 2px;
  background: var(--wh-celadon);
}

.page-products .pp-plan--param .pp-plan__list li::before,
.page-products .wh-card--param .pp-plan__list li::before {
  background: var(--wh-amber);
}

.page-products .pp-plan .wh-card__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--wh-line-veil);
  font-size: 13px;
  color: var(--wh-gray);
}

/* ---------- 图 ---------- */
.page-products .pp-range-figure {
  margin: 0 0 32px;
}

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

.page-products .wh-figure__cap {
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wh-gray);
}

/* ---------- 标签页 ---------- */
.page-products .pp-tabs {
  position: relative;
}

.page-products .pp-tablist {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid var(--wh-line-veil);
  margin-bottom: 24px;
}

.page-products .pp-tab {
  flex: 0 0 auto;
  min-height: 46px;
  padding: 12px 14px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--wh-gray);
  font-family: var(--wh-font-body);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: color 220ms var(--wh-ease), border-color 220ms var(--wh-ease);
}

.page-products .pp-tab:hover {
  color: var(--wh-navy);
}

.page-products .pp-tab[aria-selected="true"] {
  color: var(--wh-navy);
  border-bottom-color: var(--wh-amber);
}

.page-products .pp-tab:focus-visible {
  outline: 2px solid var(--wh-amber);
  outline-offset: 2px;
}

.page-products .wh-tabpanel[hidden] {
  display: none;
}

.page-products .pp-panel {
  padding-top: 4px;
}

/* ---------- 刻度条 ---------- */
.page-products .pp-scale {
  height: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--wh-line-soft);
  background-image: repeating-linear-gradient(90deg, var(--wh-line) 0 1px, transparent 1px 14px);
  background-size: 100% 7px;
  background-repeat: repeat-x;
  background-position: left bottom;
  opacity: 0.7;
}

/* ---------- 参数定义表 ---------- */
.page-products .pp-spec {
  display: grid;
  gap: 0;
  margin: 0;
}

.page-products .pp-spec dt {
  padding: 12px 0 4px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--wh-gray);
}

.page-products .pp-spec dd {
  margin: 0;
  padding: 0 0 12px;
  border-bottom: 1px dashed var(--wh-line-veil);
  font-size: 15px;
  line-height: 1.7;
  color: var(--wh-ink);
}

.page-products .pp-spec dd:last-of-type {
  border-bottom: 0;
}

/* ---------- F-03 规格表 ---------- */
.page-products .pp-spec-layout {
  display: grid;
  gap: 28px;
}

.page-products .pp-spec-figure {
  margin: 0;
}

.page-products .pp-table__cap {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--wh-gray);
}

.page-products .pp-table tbody tr {
  transition: background-color 200ms var(--wh-ease);
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(237, 240, 244, 0.7);
}

.page-products .pp-table tbody tr:hover {
  background: var(--wh-mist);
}

.page-products .pp-table tbody tr:hover .wh-table__val {
  color: var(--wh-amber-deep);
  font-weight: 700;
}

.page-products .pp-thread-grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-products .pp-thread {
  padding: 18px 16px;
  background: var(--wh-white);
  border: 1px solid var(--wh-line-veil);
  border-left: 3px solid var(--wh-amber);
  border-radius: var(--wh-radius);
}

.page-products .pp-thread__name {
  margin: 0 0 8px;
  font-family: var(--wh-font-mono);
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--wh-navy);
}

.page-products .pp-thread p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wh-gray);
}

/* ---------- F-04 接口 ---------- */
.page-products .pp-port-layout {
  display: grid;
  gap: 28px;
}

.page-products .pp-port-grid {
  display: grid;
  gap: 14px;
}

.page-products .pp-port {
  padding: 16px;
  background: var(--wh-white);
  border: 1px solid var(--wh-line-veil);
  border-radius: var(--wh-radius);
}

.page-products .pp-port__name {
  margin: 0 0 8px;
  font-family: var(--wh-font-mono);
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--wh-celadon-deep);
}

.page-products .pp-port p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wh-gray);
}

.page-products .pp-port-figure {
  margin: 0;
}

.page-products .pp-note-strip {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding: 20px;
  background: linear-gradient(100deg, rgba(46, 140, 120, 0.12), rgba(168, 216, 203, 0.22));
  border-left: 3px solid var(--wh-celadon);
  border-radius: var(--wh-radius);
}

.page-products .pp-note-strip__tag {
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--wh-celadon-deep);
}

.page-products .pp-note-strip p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--wh-ink);
}

/* ---------- F-05 步骤 ---------- */
.page-products .pp-step-layout {
  display: grid;
  gap: 28px;
}

.page-products .pp-step-figure {
  margin: 0;
}

.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .pp-step {
  position: relative;
  padding-left: 34px;
  padding-bottom: 14px;
}

.page-products .pp-step::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 26px;
  bottom: -6px;
  width: 1px;
  background: var(--wh-line-soft);
}

.page-products .pp-step:last-child::before {
  display: none;
}

.page-products .pp-step details {
  border: 1px solid var(--wh-line-veil);
  border-radius: var(--wh-radius);
  background: var(--wh-white);
  overflow: hidden;
}

.page-products .pp-step details[open] {
  border-color: var(--wh-line-soft);
  box-shadow: var(--wh-shadow);
}

.page-products .pp-step__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .pp-step__head::-webkit-details-marker {
  display: none;
}

.page-products .pp-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: var(--wh-radius);
  background: var(--wh-navy);
  color: var(--wh-amber-soft);
  font-family: var(--wh-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-products .pp-step details[open] .pp-step__num {
  background: var(--wh-amber);
  color: var(--wh-navy);
}

.page-products .pp-step__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--wh-ink);
}

.page-products .pp-step__body {
  padding: 0 16px 18px 16px;
  border-top: 1px solid var(--wh-line-veil);
  margin-top: 2px;
}

.page-products .pp-step__body p {
  margin: 14px 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--wh-gray);
}

.page-products .pp-step__check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-products .pp-step__check li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--wh-ink);
}

.page-products .pp-step__check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--wh-celadon);
  font-weight: 700;
}

/* ---------- F-06 认证编号 ---------- */
.page-products .pp-head-dark .wh-section__title {
  color: var(--wh-white);
}

.page-products .pp-head-dark .wh-section__lede {
  color: rgba(255, 255, 255, 0.76);
}

.page-products .pp-head-dark .wh-index {
  color: var(--wh-amber-soft);
}

.page-products .pp-cert-layout {
  display: grid;
  gap: 28px;
}

.page-products .pp-cert-visual {
  display: grid;
  gap: 16px;
}

.page-products .pp-cert-figure {
  margin: 0;
}

.page-products .pp-cert-figure .wh-figure__cap {
  color: rgba(255, 255, 255, 0.6);
}

.page-products .pp-plate {
  width: 140px;
  height: 60px;
  color: var(--wh-celadon-soft);
}

.page-products .pp-tabs--dark .pp-tablist {
  border-bottom-color: var(--wh-line-soft);
}

.page-products .pp-tabs--dark .pp-tab {
  color: rgba(255, 255, 255, 0.68);
}

.page-products .pp-tabs--dark .pp-tab:hover {
  color: var(--wh-white);
}

.page-products .pp-tabs--dark .pp-tab[aria-selected="true"] {
  color: var(--wh-white);
  border-bottom-color: var(--wh-amber);
}

.page-products .pp-code-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-code-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding: 12px 14px;
  border: 1px solid var(--wh-line-soft);
  border-radius: var(--wh-radius);
  background: rgba(7, 23, 41, 0.5);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .pp-code {
  font-family: var(--wh-font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--wh-amber-soft);
  padding: 3px 8px;
  border: 1px solid rgba(255, 192, 138, 0.4);
  border-radius: var(--wh-radius);
  background: rgba(240, 130, 60, 0.1);
}

.page-products .pp-cert-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.74);
}

.page-products .pp-cert-foot .pp-link {
  color: var(--wh-amber-soft);
}

/* ---------- F-07 质保 ---------- */
.page-products .pp-care-grid {
  display: grid;
  gap: 20px;
}

.page-products .pp-care {
  padding: 22px 20px;
  border: 1px solid var(--wh-line-veil);
  border-top: 3px solid var(--wh-celadon);
  border-radius: var(--wh-radius);
  background: var(--wh-white);
}

.page-products .pp-care--wide {
  border-top-color: var(--wh-amber);
}

.page-products .pp-care__figure {
  font-family: var(--wh-font-display);
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  color: var(--wh-navy);
  letter-spacing: -0.02em;
}

.page-products .pp-care__unit {
  margin-left: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--wh-celadon-deep);
}

.page-products .pp-care__title {
  margin: 14px 0 10px;
  font-family: var(--wh-font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--wh-ink);
}

.page-products .pp-care p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--wh-gray);
}

.page-products .pp-care__link {
  margin-top: 16px !important;
}

/* ---------- F-08 场景 ---------- */
.page-products .pp-scene-spec {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--wh-line-veil);
}

.page-products .pp-scene-spec dt {
  padding: 12px 0 2px;
  font-family: var(--wh-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--wh-gray);
}

.page-products .pp-scene-spec dd {
  margin: 0;
  padding: 0 0 12px;
  border-bottom: 1px dashed var(--wh-line-veil);
  font-size: 15px;
  line-height: 1.7;
  color: var(--wh-ink);
}

.page-products .pp-scene-spec dd:last-of-type {
  border-bottom: 0;
}

.page-products .pp-more {
  margin: 32px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--wh-gray);
}

/* ---------- 结尾 ---------- */
.page-products .pp-cta {
  position: relative;
  overflow: hidden;
  padding-top: 56px;
  padding-bottom: 56px;
  background: linear-gradient(150deg, var(--wh-eng) 0%, var(--wh-navy) 100%);
  color: var(--wh-white);
}

.page-products .pp-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image: repeating-linear-gradient(0deg, var(--wh-line-veil) 0 1px, transparent 1px 40px);
}

.page-products .pp-cta__inner {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-products .pp-cta__title {
  margin: 0 0 14px;
  font-family: var(--wh-font-display);
  font-size: 23px;
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .pp-cta__text p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .pp-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .pp-hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-stat {
    display: block;
  }

  .page-products .pp-stat__label {
    display: block;
    margin-top: 8px;
  }

  .page-products .pp-plan-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-thread-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-port-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-care-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero {
    padding: 40px 0 64px;
  }

  .page-products .pp-hero__frame {
    padding: 52px 48px 40px;
  }

  .page-products .pp-hero__title {
    font-size: 48px;
    max-width: 22ch;
  }

  .page-products .pp-hero__lede {
    font-size: 17px;
  }

  .page-products .pp-block .wh-section__title {
    font-size: 32px;
  }

  .page-products .pp-plan-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-spec-layout {
    grid-template-columns: 4fr 7fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .pp-port-layout {
    grid-template-columns: 7fr 4fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .pp-step-layout {
    grid-template-columns: 4fr 7fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .pp-cert-layout {
    grid-template-columns: 4fr 7fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .pp-care-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-spec dd,
  .page-products .pp-scene-spec dd {
    font-size: 16px;
  }

  .page-products .pp-cta__inner {
    grid-template-columns: 7fr 4fr;
    align-items: center;
    gap: 40px;
  }

  .page-products .pp-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1200px) {
  .page-products .pp-hero__title {
    font-size: 54px;
  }

  .page-products .pp-stat__figure {
    font-size: 40px;
  }
}
<<<END>>>