.page-products {
  --svc-line-soft: rgba(42, 52, 80, 0.75);
  --svc-line-faint: rgba(42, 52, 80, 0.45);
}

.page-products .svc-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 46px;
}

.page-products .svc-hero::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -14%;
  width: 60%;
  height: 300px;
  background: var(--teal);
  opacity: 0.62;
  transform: skewY(-5deg);
  pointer-events: none;
}

.page-products .svc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(42, 52, 80, 0.3) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 52, 80, 0.3) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
  pointer-events: none;
}

.page-products .svc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-products .svc-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(30px, 6.6vw, 52px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-products .svc-hero__lead {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .svc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .svc-panel {
  border: 1px solid var(--line);
  background: var(--indigo);
  align-self: start;
}

.page-products .svc-panel__head {
  margin: 0;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green);
  border-bottom: 1px solid var(--line);
}

.page-products .svc-panel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 12px;
  padding: 13px 16px;
  border-top: 1px solid var(--svc-line-faint);
}

.page-products .svc-panel__head + .svc-panel__row {
  border-top: 0;
}

.page-products .svc-panel__key {
  font-size: 15px;
  font-weight: 700;
  color: var(--bone);
}

.page-products .svc-panel__val {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--blue);
}

.page-products .svc-panel__row--note .svc-panel__val {
  color: var(--yellow);
}

.page-products .svc-section {
  padding: 52px 0;
  border-top: 1px solid var(--svc-line-faint);
}

.page-products .section-head {
  max-width: 64ch;
}

.page-products .section-head h2 {
  margin: 8px 0 0;
  font-size: clamp(24px, 4.2vw, 38px);
  line-height: 1.22;
  font-weight: 900;
  color: var(--bone);
}

.page-products .svc-lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 三条服务线 ---------- */

.page-products .svc-lines {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .svc-line {
  position: relative;
  border: 1px solid var(--line);
  background: var(--indigo-deep);
  padding: 24px 22px 22px 26px;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-products .svc-line::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--green);
}

.page-products .svc-line--mob::before {
  background: var(--blue);
}

.page-products .svc-line--v3::before {
  background: var(--yellow);
}

.page-products .svc-line:hover,
.page-products .svc-line:focus-within {
  border-color: rgba(59, 255, 165, 0.45);
  transform: translateY(-2px);
}

.page-products .svc-line__idx {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-products .svc-line__title {
  margin: 10px 0 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-line__desc {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .svc-line__fit {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--svc-line-faint);
  font-size: 14px;
  line-height: 1.7;
  color: var(--bone);
}

.page-products .svc-line__fit .data-label {
  margin-right: 8px;
  color: var(--green);
}

/* ---------- 图文与数据小件 ---------- */

.page-products .svc-media {
  margin: 30px 0 0;
  border: 1px solid var(--line);
  background: var(--indigo-deep);
  overflow: hidden;
}

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

.page-products .svc-media--tall {
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

.page-products .svc-cap {
  border-top: 1px solid var(--svc-line-faint);
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .svc-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 22px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .svc-spec {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--indigo-deep);
}

.page-products .svc-spec .data-value {
  font-family: var(--font-mono);
  font-size: clamp(20px, 5vw, 26px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--yellow);
}

.page-products .svc-spec .data-label {
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-products .svc-footnote {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 小屏版 ---------- */

.page-products .svc-narrow {
  max-width: 900px;
  margin: 0 auto;
}

.page-products .svc-mobile__body {
  display: grid;
  gap: 28px;
  margin-top: 30px;
}

.page-products .svc-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .svc-points li {
  position: relative;
  padding: 16px 18px 16px 46px;
  border: 1px solid var(--line);
  background: rgba(12, 42, 44, 0.36);
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .svc-points li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 10px;
  height: 10px;
  border: 1.5px solid var(--green);
}

.page-products .svc-points strong {
  display: block;
  margin-bottom: 5px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-inline-link {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .svc-inline-link a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 182, 255, 0.42);
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-products .svc-inline-link a:hover,
.page-products .svc-inline-link a:focus-visible {
  color: var(--bone);
  border-bottom-color: var(--green);
}

/* ---------- V3 专区 ---------- */

.page-products .svc-section--v3 {
  padding: 52px 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(234, 240, 246, 0.035) 0 1px,
    transparent 1px 64px
  );
}

.page-products .svc-dual {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .svc-dual__col {
  border: 1px solid rgba(234, 240, 246, 0.16);
  background: rgba(7, 10, 15, 0.45);
  padding: 22px 20px;
}

.page-products .svc-dual__col h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-dual__col p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 标签与检索 ---------- */

.page-products .svc-filter {
  margin-top: 28px;
  border: 1px solid var(--line);
  background: var(--indigo-deep);
}

.page-products .svc-filter__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--svc-line-faint);
}

.page-products .svc-filter__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .svc-filter .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .svc-tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-products .svc-tag {
  padding: 20px;
  border-bottom: 1px solid var(--svc-line-faint);
}

.page-products .svc-tag:last-child {
  border-bottom: 0;
}

.page-products .svc-tag[hidden] {
  display: none;
}

.page-products .svc-tag h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-tag p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .svc-note {
  margin: 22px 0 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  background: rgba(17, 26, 43, 0.7);
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 版本演进 ---------- */

.page-products .svc-timeline {
  list-style: none;
  margin: 30px 0 0;
  padding: 0 0 0 18px;
  border-left: 1px solid var(--line);
}

.page-products .svc-timeline li {
  position: relative;
}

.page-products .svc-timeline li + li {
  margin-top: 8px;
}

.page-products .svc-timeline li::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 22px;
  width: 8px;
  height: 8px;
  background: var(--green);
}

.page-products .svc-node {
  border: 1px solid transparent;
  transition: border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-products .svc-node[open],
.page-products .svc-node:hover {
  border-color: var(--line);
  background: var(--indigo-deep);
}

.page-products .svc-node summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-products .svc-node__ver {
  padding: 2px 8px;
  border: 1px solid rgba(255, 209, 102, 0.42);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--yellow);
}

.page-products .svc-node__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--bone);
}

.page-products .svc-node p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .svc-direct {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-products .svc-direct h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-direct ul {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .svc-direct li {
  padding-left: 16px;
  border-left: 2px solid var(--green);
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .svc-direct strong {
  color: var(--bone);
  font-weight: 800;
}

/* ---------- 该选哪一端 ---------- */

.page-products .svc-choose {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-products .svc-choose__card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
  background: var(--indigo-deep);
  padding: 24px 20px;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-products .svc-choose__card:nth-child(2) {
  border-top-color: var(--blue);
}

.page-products .svc-choose__card:nth-child(3) {
  border-top-color: var(--yellow);
}

.page-products .svc-choose__card:hover {
  transform: translateY(-2px);
}

.page-products .svc-choose__card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--bone);
}

.page-products .svc-choose__card p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 收尾 ---------- */

.page-products .svc-cta {
  padding: 46px 0;
  border-top: 1px solid var(--line);
  background-color: var(--indigo);
  background-image: linear-gradient(to right, rgba(42, 52, 80, 0.5) 1px, transparent 1px);
  background-size: 48px 100%;
}

.page-products .svc-cta__grid {
  display: grid;
  gap: 24px;
}

.page-products .svc-cta h2 {
  margin: 8px 0 0;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.22;
  font-weight: 900;
  color: var(--bone);
}

.page-products .svc-cta p {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

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

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-products .svc-tag-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .svc-tag {
    border-right: 1px solid var(--svc-line-faint);
  }

  .page-products .svc-tag:nth-child(2n) {
    border-right: 0;
  }

  .page-products .svc-tag:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

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

@media (min-width: 820px) {
  .page-products .svc-mobile__body {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-products .svc-media--tall {
    margin-left: 0;
    margin-right: 0;
    max-width: 300px;
  }

  .page-products .svc-dual {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .svc-choose {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .svc-cta__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 860px) {
  .page-products .svc-hero {
    padding: 40px 0 60px;
  }

  .page-products .svc-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 44px;
  }

  .page-products .svc-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .svc-line--wide {
    grid-column: 1 / -1;
  }

  .page-products .svc-line__title {
    font-size: 23px;
  }
}

@media (min-width: 900px) {
  .page-products .svc-section,
  .page-products .svc-section--v3 {
    padding: 76px 0;
  }

  .page-products .svc-cta {
    padding: 60px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .svc-line,
  .page-products .svc-choose__card,
  .page-products .svc-node,
  .page-products .svc-inline-link a {
    transition: none;
  }

  .page-products .svc-line:hover,
  .page-products .svc-choose__card:hover {
    transform: none;
  }
}