.page-products {
  --cat-rail-w: 232px;
  --cat-gap: 20px;
  --cat-hair: 1px solid var(--line-600);
}

/* ---------- 首屏 ---------- */
.page-products .cat-hero {
  position: relative;
  padding: 72px 0 44px;
  border-bottom: var(--cat-hair);
  background-image:
    linear-gradient(to right, rgba(42, 58, 87, 0.45) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 58, 87, 0.32) 1px, transparent 1px),
    radial-gradient(900px 380px at 88% 6%, rgba(229, 182, 92, 0.13), transparent 72%);
  background-size: 68px 68px, 68px 68px, 100% 100%;
  background-position: 0 0, 0 0, center;
}

.page-products .cat-kicker {
  margin: 22px 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--gold-500);
}

.page-products .cat-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 7vw, 4.3rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper-100);
}

.page-products .cat-title em {
  font-style: normal;
  color: var(--gold-500);
}

.page-products .cat-lead {
  max-width: 44ch;
  color: var(--slate-300);
  margin: 0 0 34px;
}

.page-products .cat-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .cat-strip__item {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(14, 23, 40, 0.82);
  border: var(--cat-hair);
  border-top: 2px solid var(--line-600);
  border-radius: var(--radius-s);
}

.page-products .cat-strip__item--gold { border-top-color: var(--gold-500); }
.page-products .cat-strip__item--teal { border-top-color: var(--teal-400); }
.page-products .cat-strip__item--clay { border-top-color: var(--clay-500); }

.page-products .cat-strip__code {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--paper-100);
}

.page-products .cat-strip__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-200);
}

.page-products .cat-strip__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-300);
}

/* ---------- 双栏布局 ---------- */
.page-products .cat-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-top: 34px;
  padding-bottom: 88px;
}

.page-products .cat-rail {
  border-bottom: var(--cat-hair);
  padding-bottom: 18px;
}

.page-products .cat-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--slate-300);
}

.page-products .cat-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .cat-rail__item { flex: 0 0 auto; }

.page-products .cat-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--slate-300);
  border: 1px solid var(--line-600);
  border-radius: var(--radius-s);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products .cat-rail__link:hover,
.page-products .cat-rail__link:focus-visible {
  color: var(--gold-200);
  border-color: var(--gold-500);
}

.page-products .cat-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold-500);
}

.page-products .cat-rail__note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate-300);
}

.page-products .cat-rail__note a {
  color: var(--teal-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 203, 176, 0.4);
}

/* ---------- 内容区通用 ---------- */
.page-products .cat-section {
  padding: 40px 0;
  border-top: var(--cat-hair);
}

.page-products .cat-section:first-child { border-top: none; padding-top: 8px; }

.page-products .cat-section__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--gold-500);
}

.page-products .cat-h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 4.4vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-products .cat-h3 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-200);
}

.page-products .cat-p {
  max-width: 34em;
  margin: 0 0 18px;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--slate-300);
}

.page-products .cat-p--note {
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-300);
  padding-left: 14px;
  border-left: 2px solid var(--line-600);
}

.page-products .cat-p a {
  color: var(--teal-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 203, 176, 0.4);
}

.page-products .cat-figure {
  margin: 22px 0 26px;
  border: var(--cat-hair);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-products .cat-figure__cap {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate-300);
  border-top: var(--cat-hair);
  background: rgba(23, 35, 58, 0.6);
}

/* ---------- 三条版本线 ---------- */
.page-products .cat-lines {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .cat-line {
  padding: 20px 18px 22px;
  background: rgba(23, 35, 58, 0.62);
  border: var(--cat-hair);
  border-left: 3px solid var(--line-600);
  border-radius: var(--radius-s);
}

.page-products .cat-line--gold { border-left-color: var(--gold-500); }
.page-products .cat-line--teal { border-left-color: var(--teal-400); }
.page-products .cat-line--clay { border-left-color: var(--clay-500); }

.page-products .cat-line__name {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--paper-100);
}

.page-products .cat-line__role {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--gold-200);
}

.page-products .cat-line__list {
  margin: 0;
  padding: 0 0 0 2px;
  list-style: none;
}

.page-products .cat-line__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 9px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-300);
}

.page-products .cat-line__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--line-600);
}

/* ---------- 注册查询面板 ---------- */
.page-products .cat-query {
  position: relative;
  padding: 26px 18px 30px;
  border: 1px solid var(--gold-500);
  border-radius: var(--radius-m);
  background:
    linear-gradient(158deg, rgba(229, 182, 92, 0.14) 0%, rgba(14, 23, 40, 0.94) 58%),
    var(--ink-800);
  box-shadow: 0 0 0 1px rgba(229, 182, 92, 0.16), 0 26px 70px -42px rgba(229, 182, 92, 0.75);
}

.page-products .cat-query__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

.page-products .cat-p--lead {
  color: var(--paper-100);
  font-size: 15px;
}

.page-products .cat-methods {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-products .cat-method {
  padding: 14px 16px;
  background: rgba(7, 13, 24, 0.55);
  border: 1px solid rgba(229, 182, 92, 0.35);
  border-radius: var(--radius-s);
}

.page-products .cat-method__key {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold-500);
}

.page-products .cat-method p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate-300);
}

.page-products .cat-query__tip {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(229, 182, 92, 0.4);
  font-size: 13px;
  line-height: 1.8;
  color: var(--gold-200);
}

.page-products .cat-figure--query { margin: 0; }

/* ---------- 能力矩阵 ---------- */
.page-products .cat-matrix {
  margin-top: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--cat-hair);
  border-radius: var(--radius-m);
  background: rgba(14, 23, 40, 0.72);
}

.page-products .cat-matrix table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .cat-matrix__caption {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate-300);
  border-bottom: var(--cat-hair);
}

.page-products .cat-matrix th,
.page-products .cat-matrix td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: var(--cat-hair);
  white-space: nowrap;
}

.page-products .cat-matrix thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  font-weight: 400;
  color: var(--gold-500);
  background: rgba(23, 35, 58, 0.85);
}

.page-products .cat-matrix tbody th {
  font-weight: 700;
  color: var(--paper-100);
}

.page-products .cat-matrix tbody td {
  font-family: var(--font-mono);
  color: var(--slate-300);
}

.page-products .cat-matrix tbody tr:hover {
  background: rgba(58, 203, 176, 0.06);
}

.page-products .cat-matrix tfoot th,
.page-products .cat-matrix tfoot td {
  border-bottom: none;
  background: rgba(229, 182, 92, 0.09);
  color: var(--gold-200);
  font-family: var(--font-mono);
}

/* ---------- 支持周期 ---------- */
.page-products .cat-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 22px 0 26px;
}

.page-products .cat-timeline__seg {
  display: grid;
  gap: 4px;
  padding: 16px 16px 18px;
  border-radius: var(--radius-s);
  border: var(--cat-hair);
  background: rgba(23, 35, 58, 0.6);
  border-bottom-width: 3px;
}

.page-products .cat-timeline__seg--main { border-bottom-color: var(--gold-500); }
.page-products .cat-timeline__seg--safe { border-bottom-color: var(--teal-400); }
.page-products .cat-timeline__seg--archive { border-bottom-color: var(--clay-500); }

.page-products .cat-timeline__span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate-300);
}

.page-products .cat-timeline__label {
  font-size: 16px;
  color: var(--paper-100);
}

.page-products .cat-timeline__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-300);
}

.page-products .cat-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .cat-note {
  padding: 18px;
  border: var(--cat-hair);
  border-radius: var(--radius-s);
  background: rgba(14, 23, 40, 0.6);
}

.page-products .cat-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-products .cat-note a {
  color: var(--teal-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 203, 176, 0.4);
}

/* ---------- 部署方式 ---------- */
.page-products .cat-deploys {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
}

.page-products .cat-deploy {
  padding: 22px 18px 20px;
  border: var(--cat-hair);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(23, 35, 58, 0.85), rgba(14, 23, 40, 0.9));
}

.page-products .cat-deploy--b { border-color: rgba(58, 203, 176, 0.45); }
.page-products .cat-deploy--c { border-color: rgba(194, 112, 63, 0.5); }

.page-products .cat-deploy__tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  background: var(--gold-500);
  border-radius: var(--radius-s);
}

.page-products .cat-deploy--b .cat-deploy__tag { background: var(--teal-400); }
.page-products .cat-deploy--c .cat-deploy__tag { background: var(--clay-500); color: var(--paper-100); }

.page-products .cat-deploy__name {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--paper-100);
}

.page-products .cat-deploy p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-products .cat-deploy__prep {
  padding-top: 12px;
  border-top: 1px dashed var(--line-600);
  font-size: 13px;
  color: var(--gold-200);
  margin-bottom: 0;
}

/* ---------- 开通流程 ---------- */
.page-products .cat-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .cat-step__box {
  border: var(--cat-hair);
  border-radius: var(--radius-s);
  background: rgba(14, 23, 40, 0.68);
  transition: border-color 180ms ease;
}

.page-products .cat-step__box[open] { border-color: rgba(229, 182, 92, 0.55); }

.page-products .cat-step__summary {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 4px 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .cat-step__summary::-webkit-details-marker { display: none; }

.page-products .cat-step__summary::after {
  content: "+";
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--gold-500);
}

.page-products .cat-step__box[open] .cat-step__summary::after { content: "–"; }

.page-products .cat-step__num {
  grid-row: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold-500);
}

.page-products .cat-step__name {
  grid-row: 1;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper-100);
}

.page-products .cat-step__meta {
  grid-column: 1 / -1;
  grid-row: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--slate-300);
}

.page-products .cat-step__body {
  padding: 0 16px 18px;
  border-top: 1px dashed var(--line-600);
  margin-top: 2px;
  padding-top: 14px;
}

.page-products .cat-step__body p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-300);
}

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

.page-products .cat-step__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--gold-200);
}

.page-products .cat-step__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--gold-500);
}

/* ---------- 服务规模 ---------- */
.page-products .cat-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0 22px;
}

.page-products .cat-fact {
  display: grid;
  gap: 6px;
  padding: 16px 14px;
  border: var(--cat-hair);
  border-radius: var(--radius-s);
  background: rgba(23, 35, 58, 0.55);
}

.page-products .cat-fact__num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 5vw, 1.9rem);
  letter-spacing: 0.02em;
  color: var(--gold-500);
}

.page-products .cat-fact__label {
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-300);
}

/* ---------- 收尾 ---------- */
.page-products .cat-cta {
  margin-top: 40px;
  padding: 32px 20px 34px;
  border: 1px solid rgba(229, 182, 92, 0.45);
  border-radius: var(--radius-m);
  background:
    radial-gradient(560px 200px at 12% 0%, rgba(229, 182, 92, 0.16), transparent 70%),
    rgba(14, 23, 40, 0.85);
}

.page-products .cat-cta__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 4.2vw, 1.75rem);
  line-height: 1.3;
  color: var(--paper-100);
}

.page-products .cat-cta__text {
  max-width: 36em;
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate-300);
}

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

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-products .cat-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .cat-hero {
    padding: 96px 0 52px;
  }

  .page-products .cat-lines {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-products .cat-timeline {
    grid-template-columns: 24fr 12fr 9fr;
    gap: 8px;
  }

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

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

  .page-products .cat-deploy--a { margin-top: 26px; }
  .page-products .cat-deploy--b { margin-top: 0; }
  .page-products .cat-deploy--c { margin-top: 46px; }

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

  .page-products .cat-query__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 24px;
  }

  .page-products .cat-cta {
    padding: 42px 32px 44px;
  }

  .page-products .cat-step__summary {
    grid-template-columns: auto 1fr auto auto;
    gap: 12px;
  }

  .page-products .cat-step__num { grid-column: 1; }
  .page-products .cat-step__name { grid-column: 2; }
  .page-products .cat-step__meta {
    grid-column: 3;
    grid-row: 1;
    text-align: right;
  }
  .page-products .cat-step__summary::after {
    grid-column: 4;
    grid-row: 1;
  }
}

@media (min-width: 1000px) {
  .page-products .cat-layout {
    grid-template-columns: var(--cat-rail-w) minmax(0, 1fr);
    gap: 52px;
    padding-top: 44px;
    padding-bottom: 104px;
  }

  .page-products .cat-rail {
    position: sticky;
    top: 92px;
    border-bottom: none;
    border-right: var(--cat-hair);
    padding: 4px 20px 4px 0;
    align-self: start;
  }

  .page-products .cat-rail__list {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-products .cat-rail__link {
    display: flex;
    width: 100%;
    border-color: transparent;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 9px 10px;
  }

  .page-products .cat-rail__link:hover,
  .page-products .cat-rail__link:focus-visible {
    border-color: transparent;
    border-left-color: var(--gold-500);
    background: rgba(229, 182, 92, 0.07);
  }

  .page-products .cat-query {
    padding: 34px 32px 38px;
  }

  .page-products .cat-section {
    padding: 52px 0;
  }
}
<<<PAGE_CSS_END>>>