.page-products {
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-products .mono-meta {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  font-size: 0.8125rem;
  text-transform: uppercase;
}

/* ---------- 首屏 ---------- */
.page-products .pp-intro {
  position: relative;
  padding-block: clamp(1.75rem, 5vw, 3.5rem) clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--rule);
}

.page-products .pp-intro::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: clamp(220px, 34vw, 460px);
  height: clamp(220px, 34vw, 460px);
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(123, 92, 255, 0.28), rgba(123, 92, 255, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

.page-products .pp-intro > * {
  position: relative;
  z-index: 1;
}

.page-products .pp-intro__eyebrow {
  color: var(--data);
  margin: 0 0 0.9rem;
}

.page-products .pp-intro__title {
  margin: 0 0 1.1rem;
  font-size: clamp(2.125rem, 6vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ice);
  max-width: 20ch;
}

.page-products .pp-intro__lead {
  margin: 0 0 1.5rem;
  max-width: 62ch;
  font-size: clamp(1rem, 2.2vw, 1.0625rem);
  line-height: 1.85;
  color: var(--text);
}

.page-products .pp-intro__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: 1.75rem;
}

.page-products .pp-intro__strip .data-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--data);
  border: 1px solid var(--rule);
  padding: 0.35rem 0.6rem;
  background: rgba(78, 216, 192, 0.06);
}

.page-products .pp-intro__cta {
  display: inline-flex;
  align-items: center;
}

/* ---------- 通用章节 ---------- */
.page-products .section {
  padding-block: clamp(2.25rem, 6vw, 4.5rem);
}

.page-products .pp-services {
  padding-top: clamp(2rem, 5vw, 3.5rem);
}

.page-products .section__head {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .section__index {
  color: var(--data);
  margin: 0 0 0.6rem;
}

.page-products .section__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.625rem, 4.6vw, 2.25rem);
  line-height: 1.22;
  color: var(--ice);
  max-width: 22ch;
}

.page-products .section__lead {
  margin: 0;
  max-width: 66ch;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 服务线标签页 ---------- */
.page-products .pp-tabs {
  border: 1px solid var(--rule);
  background:
    linear-gradient(160deg, rgba(13, 21, 48, 0.92), rgba(6, 10, 27, 0.92));
}

.page-products .pp-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .pp-tabs .tabs__tab {
  flex: 1 1 12rem;
  appearance: none;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--rule);
  color: var(--muted);
  font-family: var(--font-cn);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.95rem 1rem;
  cursor: pointer;
  transition: color 0.18s var(--ease), background 0.18s var(--ease);
  text-align: left;
}

.page-products .pp-tabs .tabs__tab:last-child {
  border-right: 0;
}

.page-products .pp-tabs .tabs__tab[aria-selected="true"] {
  color: var(--ice);
  background: rgba(123, 92, 255, 0.16);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.page-products .pp-tabs .tabs__tab:hover,
.page-products .pp-tabs .tabs__tab:focus-visible {
  color: var(--ice);
  background: rgba(123, 92, 255, 0.1);
}

.page-products .pp-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-products .pp-tabs__panel[data-active="false"] {
  display: none;
}

.page-products .pp-tabs__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pp-tabs__col--aside {
  border-left: 0;
  padding-left: 0;
}

.page-products .pp-tabs__sub {
  margin: 0 0 0.9rem;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  color: var(--gold);
  font-weight: 700;
}

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

.page-products .pp-list li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.8rem;
  line-height: 1.8;
  color: var(--text);
  font-size: 0.9375rem;
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--data);
}

.page-products .pp-list--muted li {
  color: var(--muted);
}

.page-products .pp-list--muted li::before {
  background: var(--muted);
}

/* ---------- 产品线 ---------- */
.page-products .pp-products {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-products .pp-products__item {
  border: 1px solid var(--rule);
  background: var(--layer);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .pp-products__item:hover {
  border-color: rgba(242, 183, 74, 0.5);
  transform: translateY(-2px);
}

.page-products .pp-products__figure {
  margin: 0;
}

.page-products .pp-products__body {
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
}

.page-products .pp-products__code {
  color: var(--violet);
  margin: 0 0 0.5rem;
}

.page-products .pp-products__name {
  margin: 0 0 0.6rem;
  font-size: clamp(1.125rem, 2.6vw, 1.375rem);
  color: var(--ice);
  line-height: 1.35;
}

.page-products .pp-products__desc {
  margin: 0 0 1.1rem;
  line-height: 1.8;
  color: var(--muted);
  font-size: 0.9375rem;
}

.page-products .pp-specs {
  margin: 0;
  border-top: 1px solid var(--rule);
}

.page-products .pp-specs__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed rgba(34, 48, 90, 0.9);
}

.page-products .pp-specs__row dt {
  color: var(--muted);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

.page-products .pp-specs__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--data);
  text-align: right;
}

.page-products .pp-topology {
  margin-top: 1.5rem;
  border: 1px solid var(--rule);
  background: rgba(13, 21, 48, 0.6);
  padding: 1rem 1.25rem 1.25rem;
}

.page-products .pp-topology__cap {
  margin: 0 0 0.5rem;
  color: var(--muted);
}

.page-products .pp-topology__svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 场景 ---------- */
.page-products .pp-scenes__banner {
  margin: 0 0 1.5rem;
}

.page-products .pp-scenes__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.page-products .pp-scene {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "idx body"
    "tag tag";
  gap: 0.5rem 1rem;
  align-items: start;
  padding: 1.25rem clamp(0.75rem, 2vw, 1.5rem);
  border-bottom: 1px solid var(--rule);
  transition: background 0.2s var(--ease);
}

.page-products .pp-scene:nth-child(odd) {
  background: rgba(13, 21, 48, 0.55);
}

.page-products .pp-scene:hover {
  background: rgba(123, 92, 255, 0.12);
}

.page-products .pp-scene__idx {
  grid-area: idx;
  margin: 0;
  color: var(--gold);
}

.page-products .pp-scene__body {
  grid-area: body;
}

.page-products .pp-scene__title {
  margin: 0 0 0.4rem;
  font-size: 1.0625rem;
  color: var(--ice);
}

.page-products .pp-scene__text {
  margin: 0;
  line-height: 1.8;
  color: var(--muted);
  font-size: 0.9375rem;
}

.page-products .pp-scene__tag {
  grid-area: tag;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--data);
}

/* ---------- 资料下载 ---------- */
.page-products .pp-downloads {
  position: relative;
  background:
    radial-gradient(1000px 420px at 12% 0%, rgba(242, 183, 74, 0.1), rgba(242, 183, 74, 0) 68%),
    rgba(13, 21, 48, 0.52);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-products .pp-downloads__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

.page-products .pp-downloads__aside {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-products .pp-downloads__figure {
  margin: 0;
}

.page-products .pp-stamp {
  border: 2px solid var(--gold);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: rgba(242, 183, 74, 0.05);
}

.page-products .pp-stamp__label {
  color: var(--gold);
  margin: 0;
}

.page-products .pp-stamp__code {
  font-family: var(--font-mono);
  font-size: clamp(1.125rem, 3.4vw, 1.5rem);
  letter-spacing: 0.1em;
  color: var(--gold);
  word-break: break-all;
}

.page-products .pp-stamp__note {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.6;
}

.page-products .pp-downloads__main {
  min-width: 0;
}

.page-products .pp-downloads .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.page-products .pp-downloads .chip {
  appearance: none;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-cn);
  font-size: 0.8125rem;
  padding: 0.4rem 0.85rem;
  cursor: pointer;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-products .pp-downloads .chip[aria-pressed="true"] {
  color: var(--ice);
  border-color: var(--gold);
  background: rgba(242, 183, 74, 0.14);
}

.page-products .pp-downloads .chip:hover,
.page-products .pp-downloads .chip:focus-visible {
  color: var(--ice);
  border-color: var(--gold);
}

.page-products .pp-downloads .chip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .pp-files {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.page-products .pp-files__item {
  border: 1px solid var(--rule);
  border-left: 2px solid var(--violet);
  background: var(--layer);
  padding: 1rem 1.1rem;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-products .pp-files__item:hover {
  border-left-color: var(--gold);
  background: rgba(242, 183, 74, 0.06);
}

.page-products .pp-files__type {
  margin: 0 0 0.35rem;
  color: var(--violet);
}

.page-products .pp-files__name {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--ice);
}

.page-products .pp-files__desc {
  margin: 0 0 0.7rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-files__meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .pp-files__meta .data-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--data);
  border: 1px solid rgba(78, 216, 192, 0.35);
  padding: 0.2rem 0.5rem;
}

.page-products .pp-check {
  border: 1px solid var(--rule);
  border-top: 2px solid var(--data);
  background: rgba(6, 10, 27, 0.6);
  padding: 1.1rem 1.25rem 1.25rem;
}

.page-products .pp-check__title {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  color: var(--ice);
}

.page-products .pp-check__list {
  margin: 0;
  padding-left: 1.25rem;
  counter-reset: ppstep;
  list-style: none;
}

.page-products .pp-check__list li {
  position: relative;
  counter-increment: ppstep;
  padding-left: 0;
  margin-bottom: 0.7rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pp-check__list li::before {
  content: counter(ppstep, decimal-leading-zero);
  position: absolute;
  left: -1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--data);
}

/* ---------- 交付流程 ---------- */
.page-products .pp-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.page-products .pp-timeline__step {
  padding: 1.25rem 0 1.4rem;
  border-bottom: 1px solid var(--rule);
  position: relative;
}

.page-products .pp-timeline__step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 2px;
  background: var(--gold);
}

.page-products .pp-timeline__week {
  margin: 0.7rem 0 0.5rem;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.page-products .pp-timeline__title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  color: var(--ice);
}

.page-products .pp-timeline__text {
  margin: 0;
  max-width: 60ch;
  line-height: 1.8;
  color: var(--muted);
  font-size: 0.9375rem;
}

/* ---------- 服务承诺 ---------- */
.page-products .pp-support {
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-products .pp-support__grid {
  gap: 1rem;
}

.page-products .pp-support__card {
  border-top: 2px solid var(--violet);
  padding: 1.2rem 1.25rem 1.4rem;
  background: var(--layer);
}

.page-products .pp-support__num {
  margin: 0 0 0.6rem;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: 0.06em;
  line-height: 1;
}

.page-products .pp-support__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--ice);
}

.page-products .pp-support__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pp-more {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  border: 1px solid var(--rule);
  background: rgba(13, 21, 48, 0.7);
  padding: clamp(1.1rem, 3vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-products .pp-more__text {
  margin: 0;
  color: var(--text);
  line-height: 1.8;
  max-width: 52ch;
}

.page-products .pp-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-files {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-scene {
    grid-template-columns: 3rem 1fr auto;
    grid-template-areas: "idx .page-products tag";
    align-items: center;
  }

  .page-products .pp-scene__tag {
    align-self: center;
  }

  .page-products .pp-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 1.5rem;
  }

  .page-products .pp-timeline__step {
    border-bottom: 0;
    border-left: 1px solid var(--rule);
    padding-left: 1.25rem;
  }

  .page-products .pp-timeline__step::before {
    left: -1px;
    width: 2px;
    height: 34px;
  }

  .page-products .pp-more {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-products .pp-intro {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    grid-template-areas:
      "eyebrow ."
      "title lead"
      "strip lead"
      "cta .";
    column-gap: clamp(1.5rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-products .pp-intro__eyebrow { grid-area: eyebrow; }
  .page-products .pp-intro__title { grid-area: title; }
  .page-products .pp-intro__lead { grid-area: lead; margin-top: 0.5rem; }
  .page-products .pp-intro__strip { grid-area: strip; }
  .page-products .pp-intro__cta { grid-area: cta; }

  .page-products .pp-tabs__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    padding: clamp(1.5rem, 3vw, 2.25rem);
  }

  .page-products .pp-tabs__col--aside {
    border-left: 1px solid var(--rule);
    padding-left: clamp(1.25rem, 3vw, 2rem);
  }

  .page-products .pp-products {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-products .pp-products__item--a {
    grid-column: span 5;
  }

  .page-products .pp-products__item--b {
    grid-column: span 7;
  }

  .page-products .pp-products__item--c {
    grid-column: span 7;
    justify-content: center;
  }

  .page-products .pp-products__item--d {
    grid-column: span 5;
  }

  .page-products .pp-products__item--b,
  .page-products .pp-products__item--d {
    flex-direction: row;
    align-items: stretch;
  }

  .page-products .pp-products__item--b .pp-products__figure {
    flex: 0 0 42%;
    display: flex;
  }

  .page-products .pp-products__item--b .img-frame__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .page-products .pp-products__item--d {
    flex-direction: column-reverse;
  }

  .page-products .pp-downloads__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    column-gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-products .pp-products__item--b {
    flex-direction: column;
  }

  .page-products .pp-products__item--b .pp-products__figure {
    flex: 0 0 auto;
  }

  .page-products .pp-products__item--b .img-frame__img {
    height: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-products__item,
  .page-products .pp-scene,
  .page-products .pp-files__item {
    transition: none;
  }

  .page-products .pp-products__item:hover {
    transform: none;
  }
}