/* ===== 产品与服务页面专属样式 ===== */
.page-products {
  --ps-gap: clamp(18px, 3.6vw, 40px);
  --ps-pad: clamp(20px, 3.4vw, 36px);
  position: relative;
}

.page-products .ps-crumbs {
  padding-top: clamp(14px, 2.6vw, 26px);
}

.page-products .ps-head {
  margin-bottom: var(--ps-gap);
}

.page-products .ps-hero {
  padding-top: clamp(22px, 4vw, 44px);
}

.page-products .ps-hero__grid > * {
  min-width: 0;
}

.page-products .ps-hero__text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .ps-hero__text .display {
  margin: 0;
  letter-spacing: -0.02em;
}

.page-products .ps-hero__text .lede {
  max-width: 44ch;
  margin: 0;
}

.page-products .ps-hero__text .path {
  margin: 4px 0 0;
}

.page-products .ps-hero__frame {
  margin: 0;
  transform: rotate(-1.4deg);
  position: relative;
}

.page-products .ps-hero__frame::after {
  content: "";
  position: absolute;
  inset: auto 6% -14px 6%;
  height: 26px;
  background: radial-gradient(ellipse at center, rgba(0, 224, 138, 0.22), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
  z-index: -1;
}

.page-products .ps-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

/* ---------- 四条服务线 ---------- */
.page-products .ps-lines__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .ps-line {
  background: var(--ink-900);
  padding: var(--ps-pad);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 216px;
}

.page-products .ps-line__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-products .ps-line .h3 {
  margin: 0;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
}

.page-products .ps-line p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

@media (min-width: 760px) {
  .page-products .ps-lines__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 资料包 ---------- */
.page-products .tabs .tab {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  margin: 0 8px 8px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 180ms ease, color 180ms ease, background-color 180ms ease;
}

.page-products .tabs .tab:hover {
  border-color: var(--silver);
}

.page-products .tabs .tab[aria-selected="true"] {
  border-color: var(--green);
  color: var(--green);
  background: rgba(0, 224, 138, 0.09);
}

.page-products .tabs .tab:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.page-products .tab-panel[hidden] {
  display: none;
}

.page-products .ps-packs__tabs .tab-panel {
  padding-top: clamp(16px, 2.6vw, 26px);
}

.page-products .ps-pack {
  display: grid;
  gap: 14px;
  padding: var(--ps-pad);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-products .ps-pack__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green-text);
}

.page-products .ps-pack .h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2.4vw, 1.38rem);
}

.page-products .ps-pack > p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .ps-pack__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .ps-pack__meta li {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px dashed var(--line);
  font-size: 15px;
  color: var(--silver);
}

.page-products .ps-pack__meta .mono {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--graphite);
}

@media (min-width: 620px) {
  .page-products .ps-pack__meta li {
    grid-template-columns: 72px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

.page-products .ps-packstack {
  display: grid;
  gap: var(--ps-gap);
  margin-top: clamp(26px, 4vw, 48px);
}

.page-products .ps-packstack .media-frame {
  margin: 0;
}

.page-products .ps-packstack img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .ps-packstack__slip {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-products .ps-packstack__slip .mono {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
}

.page-products .ps-packstack__slip p:last-child {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.8;
}

@media (min-width: 860px) {
  .page-products .ps-packstack {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 内容中心六个分区 ---------- */
.page-products .ps-center__grid {
  align-items: start;
}

.page-products .ps-center__grid > * {
  min-width: 0;
}

.page-products .ps-center__intro {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .ps-center__intro .h2,
.page-products .ps-center__intro .lede,
.page-products .ps-center__intro .coord {
  margin: 0;
}

.page-products .ps-zones {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .ps-zone {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color 180ms ease;
}

.page-products .ps-zone:hover {
  background: var(--ink-700);
}

.page-products .ps-zone__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--graphite);
  padding-top: 5px;
}

.page-products .ps-zone .h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
}

.page-products .ps-zone p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--silver);
}

/* ---------- 查询条带 ---------- */
.page-products .ps-query__media {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .ps-query__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .ps-query__band {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--green);
  background: var(--ink-800);
  border-radius: 0 0 var(--radius) var(--radius);
}

.page-products .ps-qrow {
  padding: var(--ps-pad);
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: background-color 200ms ease, border-left-color 200ms ease;
}

.page-products .ps-qrow:hover,
.page-products .ps-qrow:focus-within {
  background: var(--ink-700);
  border-left-color: var(--green);
}

.page-products .ps-qrow__tag {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--green);
}

.page-products .ps-qrow .h3 {
  margin: 0 0 10px;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
}

.page-products .ps-qrow > p {
  margin: 0 0 16px;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .ps-qrow__facts {
  margin: 0 0 16px;
  display: grid;
  gap: 0;
}

.page-products .ps-qrow__facts dt {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--graphite);
  padding-top: 10px;
}

.page-products .ps-qrow__facts dd {
  margin: 4px 0 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .ps-qrow__path {
  margin: 0;
  font-size: 13px;
  opacity: 0.75;
  transition: opacity 200ms ease;
}

.page-products .ps-qrow:hover .ps-qrow__path,
.page-products .ps-qrow:focus-within .ps-qrow__path {
  opacity: 1;
}

.page-products .ps-query__hint {
  margin: 16px 0 0;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--graphite);
}

@media (min-width: 860px) {
  .page-products .ps-query__band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .ps-qrow + .ps-qrow {
    border-left: 1px solid var(--line);
  }
}

/* ---------- 双端适配 ---------- */
.page-products .ps-dual__grid {
  align-items: start;
}

.page-products .ps-dual__grid > * {
  min-width: 0;
}

.page-products .ps-dual__intro {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .ps-dual__intro .h2,
.page-products .ps-dual__intro .lede,
.page-products .ps-dual__intro .coord {
  margin: 0;
}

.page-products .ps-dual__frame {
  margin: 8px 0 0;
}

.page-products .ps-dual__frame img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .ps-dual__panels .tab-panel {
  padding-top: clamp(16px, 2.6vw, 26px);
}

.page-products .ps-dual__panel {
  display: grid;
  gap: 12px;
  padding: var(--ps-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-products .ps-dual__range {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green);
}

.page-products .ps-dual__panel .h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
}

.page-products .ps-dual__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .ps-dual__list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-top: 1px dashed var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .ps-dual__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(0, 224, 138, 0.12);
}

/* ---------- 2.3.1 升级说明 ---------- */
.page-products .ps-upgrade__grid {
  align-items: start;
}

.page-products .ps-upgrade__grid > * {
  min-width: 0;
}

.page-products .ps-upgrade__visual {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .ps-version {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .ps-version__num {
  font-size: clamp(2.8rem, 11vw, 5.2rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-products .ps-upgrade__frame {
  margin: 0;
}

.page-products .ps-upgrade__frame img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .ps-upgrade__body {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .ps-upgrade__body .h2,
.page-products .ps-upgrade__body .lede,
.page-products .ps-upgrade__body .coord {
  margin: 0;
}

.page-products .ps-changes {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-products .ps-changes li {
  padding: 16px 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-products .ps-changes li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .ps-changes .mono {
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-products .ps-changes p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .ps-upgrade__note {
  margin: 4px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .ps-upgrade__note a {
  color: var(--green-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 结尾指引 ---------- */
.page-products .ps-next__inner {
  display: grid;
  gap: var(--ps-gap);
  padding: var(--ps-pad);
  border: 1px solid var(--line);
  border-top: 2px solid var(--green);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--ink-800) 0%, var(--ink-900) 68%);
}

.page-products .ps-next__lead {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .ps-next__lead .h2,
.page-products .ps-next__lead .coord {
  margin: 0;
}

.page-products .ps-next__lead p:last-child {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .ps-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-products .ps-next__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-products .ps-next__links {
    justify-content: flex-end;
  }
}

/* ---------- 弱动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .ps-hero__frame {
    transform: none;
  }
  .page-products .ps-zone,
  .page-products .ps-qrow,
  .page-products .ps-qrow__path,
  .page-products .tabs .tab {
    transition: none;
  }
}
<<<END>>>