.page-products {
  --svc-pad: clamp(16px, 3vw, 30px);
  --svc-radius: 16px;
  --svc-line-soft: rgba(23, 59, 94, 0.85);
  --svc-text-soft: rgba(234, 247, 255, 0.76);
  --svc-panel-bg: linear-gradient(180deg, rgba(11, 31, 58, 0.96), rgba(6, 17, 31, 0.96));
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-products .breadcrumbs {
  margin: clamp(16px, 3vw, 28px) 0 clamp(12px, 2vw, 20px);
}

/* ---------- 首屏框景 ---------- */
.page-products .svc-hero {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-products .svc-hero__frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--svc-line-soft);
  border-radius: var(--svc-radius);
  padding: var(--svc-pad);
  background:
    radial-gradient(120% 140% at 12% 0%, rgba(56, 232, 232, 0.16), transparent 55%),
    radial-gradient(90% 120% at 95% 100%, rgba(26, 167, 184, 0.14), transparent 60%),
    linear-gradient(160deg, #08182c, #06111f 62%);
}

.page-products .svc-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(23, 59, 94, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 59, 94, 0.5) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(120% 100% at 82% 8%, #000 18%, transparent 76%);
  mask-image: radial-gradient(120% 100% at 82% 8%, #000 18%, transparent 76%);
}

.page-products .svc-hero__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(23, 59, 94, 0.9);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .svc-hero__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-products .svc-hero__body {
  padding-top: clamp(18px, 4vw, 42px);
  max-width: 60rem;
}

.page-products .svc-hero h1 {
  margin: 0.35em 0 0.5em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.05rem, 5.6vw, 4rem);
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--ice);
}

.page-products .svc-hero__lead {
  margin: 0;
  max-width: 46rem;
  font-size: clamp(0.95rem, 1.5vw, 1.06rem);
  line-height: 1.85;
  color: var(--svc-text-soft);
}

.page-products .svc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .svc-hero__stats {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid rgba(23, 59, 94, 0.9);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(23, 59, 94, 0.9);
}

.page-products .svc-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(6, 17, 31, 0.9);
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--mist);
}

.page-products .svc-hero__num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--amber);
}

/* ---------- 控制台布局 ---------- */
.page-products .svc-console {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
}

.page-products .svc-rail__title {
  margin: 0 0 10px;
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-products .svc-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .svc-rail__list li {
  flex: 0 0 auto;
}

.page-products .svc-rail .chip {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid rgba(23, 59, 94, 0.95);
  border-radius: 999px;
  background: rgba(18, 50, 77, 0.5);
  color: var(--mist);
  font-size: 0.8rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.page-products .svc-rail .chip:hover,
.page-products .svc-rail .chip:focus-visible {
  color: var(--ice);
  border-color: var(--cyan);
  background: rgba(56, 232, 232, 0.14);
  transform: translateY(-1px);
}

.page-products .svc-rail .chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .svc-rail__note {
  margin: 12px 0 0;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 面板卡 ---------- */
.page-products .svc-panels {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-products .svc-panel {
  scroll-margin-top: 112px;
  padding: clamp(18px, 3vw, 32px);
  border: 1px solid var(--svc-line-soft);
  border-radius: var(--svc-radius);
  background: var(--svc-panel-bg);
}

.page-products .svc-panel__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 16px;
  margin-bottom: clamp(16px, 2.4vw, 24px);
  border-bottom: 1px dashed rgba(23, 59, 94, 0.95);
}

.page-products .svc-panel__idx {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid rgba(56, 232, 232, 0.5);
  border-radius: 6px;
  font-size: 0.72rem;
  line-height: 1;
  color: var(--cyan);
}

.page-products .svc-panel h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--ice);
}

.page-products .svc-panel__head p {
  margin: 0;
  max-width: 48rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--svc-text-soft);
}

/* ---------- 图片框 ---------- */
.page-products .svc-figure {
  margin: 0 0 clamp(18px, 3vw, 28px);
  border: 1px solid var(--svc-line-soft);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(6, 17, 31, 0.7);
}

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

.page-products .svc-figure .media-frame__caption {
  padding: 10px 14px;
  border-top: 1px solid rgba(23, 59, 94, 0.9);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 步骤手风琴 ---------- */
.page-products .svc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .svc-steps > li {
  border: 1px solid rgba(23, 59, 94, 0.85);
  border-radius: 12px;
  background: rgba(18, 50, 77, 0.34);
  overflow: hidden;
}

.page-products .svc-steps summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ice);
  transition: background 180ms ease, color 180ms ease;
}

.page-products .svc-steps summary::-webkit-details-marker {
  display: none;
}

.page-products .svc-steps summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
}

.page-products .svc-steps details[open] > summary::after {
  content: "−";
}

.page-products .svc-steps summary:hover {
  background: rgba(56, 232, 232, 0.08);
}

.page-products .svc-steps summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .svc-steps summary .mono {
  font-size: 0.78rem;
  color: var(--amber);
}

.page-products .svc-steps details p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--svc-text-soft);
}

.page-products .svc-cond {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 10px;
  border: 1px solid rgba(242, 184, 75, 0.5);
  border-radius: 999px;
  font-size: 0.72rem;
  color: var(--amber);
}

/* ---------- 换机前后对照 ---------- */
.page-products .svc-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .svc-compare__col {
  padding: 18px;
  border-radius: 14px;
  border: 1px solid rgba(23, 59, 94, 0.85);
  background: rgba(6, 17, 31, 0.62);
}

.page-products .svc-compare__col--before {
  border-style: dashed;
}

.page-products .svc-compare__col--after {
  border-color: rgba(56, 232, 232, 0.55);
  background: rgba(26, 167, 184, 0.1);
}

.page-products .svc-compare__col h3 {
  margin: 0 0 12px;
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-products .svc-compare__col--after h3 {
  color: var(--cyan);
}

.page-products .svc-compare__col ul {
  margin: 0;
  padding-left: 18px;
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--svc-text-soft);
}

.page-products .svc-compare__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--teal);
  transform: rotate(90deg);
}

/* ---------- 四项自检仪表 ---------- */
.page-products .svc-gauges {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .svc-gauge {
  padding: 16px;
  border: 1px solid rgba(23, 59, 94, 0.85);
  border-radius: 14px;
  background: rgba(18, 50, 77, 0.38);
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.page-products .svc-gauge:hover,
.page-products .svc-gauge:focus-within {
  transform: translateY(-2px);
  border-color: rgba(56, 232, 232, 0.7);
  box-shadow: 0 12px 28px rgba(6, 17, 31, 0.6);
}

.page-products .svc-gauge__svg {
  display: block;
  width: 100%;
  max-width: 112px;
  height: auto;
}

.page-products .svc-gauge h3 {
  margin: 8px 0 6px;
  font-size: 0.92rem;
  color: var(--ice);
}

.page-products .svc-gauge p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--svc-text-soft);
}

.page-products .svc-gauge__read {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--mint);
}

/* ---------- 资料库 ---------- */
.page-products .svc-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .svc-library {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .svc-lib {
  padding: 16px;
  border: 1px solid rgba(23, 59, 94, 0.85);
  border-left: 2px solid rgba(56, 232, 232, 0.5);
  border-radius: 12px;
  background: rgba(6, 17, 31, 0.56);
  transition: border-color 180ms ease, background 180ms ease;
}

.page-products .svc-lib:hover {
  border-color: rgba(56, 232, 232, 0.65);
  background: rgba(18, 50, 77, 0.5);
}

.page-products .svc-lib__count {
  display: block;
  margin-bottom: 8px;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .svc-lib h3 {
  margin: 0 0 8px;
  font-size: 0.95rem;
  color: var(--ice);
}

.page-products .svc-lib p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--svc-text-soft);
}

/* ---------- 场景与流程 ---------- */
.page-products .svc-scene {
  list-style: none;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.page-products .svc-scene li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(18, 50, 77, 0.32);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--svc-text-soft);
}

.page-products .svc-scene .mono {
  flex: 0 0 auto;
  font-size: 0.72rem;
  color: var(--cyan);
  padding-top: 2px;
}

.page-products .svc-flow {
  list-style: none;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .svc-flow li {
  padding-top: 14px;
  border-top: 2px solid rgba(56, 232, 232, 0.45);
}

.page-products .svc-flow li:nth-child(even) {
  border-top-color: rgba(242, 184, 75, 0.45);
}

.page-products .svc-flow .mono {
  display: block;
  margin-bottom: 6px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .svc-flow h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  color: var(--ice);
}

.page-products .svc-flow p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--svc-text-soft);
}

/* ---------- 下一步 ---------- */
.page-products .svc-next {
  margin-top: clamp(32px, 5vw, 64px);
}

.page-products .svc-next__head {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-products .svc-next__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
  color: var(--ice);
}

.page-products .svc-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .svc-next__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px;
  border: 1px solid var(--svc-line-soft);
  border-radius: var(--svc-radius);
  background: linear-gradient(160deg, rgba(18, 50, 77, 0.58), rgba(6, 17, 31, 0.9));
  color: inherit;
  text-decoration: none;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.page-products .svc-next__card:hover,
.page-products .svc-next__card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(56, 232, 232, 0.7);
  box-shadow: 0 14px 30px rgba(6, 17, 31, 0.6);
}

.page-products .svc-next__card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .svc-next__card .mono {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .svc-next__card h3 {
  margin: 0;
  font-size: 1.02rem;
  color: var(--ice);
}

.page-products .svc-next__card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--svc-text-soft);
}

.page-products .svc-next__go {
  margin-top: auto;
  padding-top: 10px;
  font-size: 0.82rem;
  color: var(--cyan);
}

.page-products .svc-next__note {
  margin: 18px 0 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .svc-next__note a {
  color: var(--ice);
  text-decoration: underline;
  text-decoration-color: var(--teal);
  text-underline-offset: 3px;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .svc-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 760px) {
  .page-products .svc-compare {
    grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr);
    align-items: stretch;
  }

  .page-products .svc-compare__arrow {
    transform: none;
  }

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

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

@media (min-width: 960px) {
  .page-products .svc-console {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .svc-rail {
    position: sticky;
    top: 104px;
    padding-right: 8px;
  }

  .page-products .svc-rail__list {
    flex-direction: column;
    overflow: visible;
  }

  .page-products .svc-rail .chip {
    display: block;
    text-align: left;
  }

  .page-products .svc-library {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .svc-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-products .svc-library {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .svc-rail .chip,
  .page-products .svc-steps summary,
  .page-products .svc-gauge,
  .page-products .svc-lib,
  .page-products .svc-next__card {
    transition: none;
  }

  .page-products .svc-rail .chip:hover,
  .page-products .svc-gauge:hover,
  .page-products .svc-next__card:hover {
    transform: none;
  }
}