/* ===== 数据服务与栏目方案 · page-products ===== */
.page-products {
  --sol-pad: 20px;
  --sol-edge: rgba(42, 90, 82, 0.42);
  --sol-drawer-bg: rgba(10, 47, 40, 0.72);
  --sol-glass-bg: rgba(16, 64, 58, 0.45);
  color: var(--c-white);
  font-family: var(--font-body);
  background-color: var(--c-pitch);
}

@media (min-width: 768px) {
  .page-products { --sol-pad: 40px; }
}

@media (min-width: 1200px) {
  .page-products { --sol-pad: 56px; }
}

/* --- 面包屑 --- */
.page-products .breadcrumb {
  padding: 22px var(--sol-pad) 0;
  font-size: var(--step-0);
  letter-spacing: 0.08em;
}

.page-products .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--c-index);
}

.page-products .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-inline-end: 8px;
  color: var(--c-grid);
}

.page-products .breadcrumb-item a {
  color: var(--c-index);
  text-decoration: none;
}

.page-products .breadcrumb-item a:hover { color: var(--c-neon); }

.page-products .breadcrumb-item[aria-current="page"] { color: var(--c-white); }

/* --- 首屏 --- */
.page-products .sol-hero {
  position: relative;
  padding: 36px var(--sol-pad) 44px;
  overflow: hidden;
}

.page-products .sol-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-mask-image: radial-gradient(120% 90% at 15% 0%, #000 0%, transparent 70%);
  mask-image: radial-gradient(120% 90% at 15% 0%, #000 0%, transparent 70%);
  pointer-events: none;
}

.page-products .sol-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-products .sol-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-index);
}

.page-products .sol-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--c-neon);
}

.page-products .sol-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 9.4vw, 84px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--c-white);
}

.page-products .sol-title em {
  font-style: normal;
  color: var(--c-neon);
}

.page-products .sol-lede {
  margin: 26px 0 0;
  max-width: 46ch;
  font-size: var(--step-2);
  line-height: 1.85;
  color: var(--c-index);
}

.page-products .sol-lede--tight {
  margin-top: 14px;
  font-size: var(--step-1);
  color: var(--c-index);
}

.page-products .sol-board {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 22px;
  background: var(--sol-glass-bg);
  border: 1px solid var(--glass-line);
  backdrop-filter: blur(8px);
}

.page-products .sol-board-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.1em;
  color: var(--c-timer);
}

.page-products .sol-board-head .status-label { color: var(--c-index); }

.page-products .sol-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .sol-figure {
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}

.page-products .sol-figure-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--step-4);
  line-height: 1.1;
  color: var(--c-neon);
}

.page-products .sol-figure-label {
  display: block;
  margin-top: 4px;
  font-size: var(--step-0);
  color: var(--c-index);
}

.page-products .sol-board-note {
  margin: 0;
  padding-inline-start: 12px;
  border-inline-start: 2px solid var(--c-orange);
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--c-index);
}

@media (min-width: 1024px) {
  .page-products .sol-hero { padding-top: 52px; padding-bottom: 64px; }
  .page-products .sol-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(290px, 0.78fr);
    gap: 56px;
    align-items: end;
  }
}

/* --- 通用章节 --- */
.page-products .sol-section {
  padding: 52px var(--sol-pad);
  border-top: 1px solid var(--hairline);
}

.page-products .sol-section + .sol-section { border-top: 1px solid var(--hairline); }

.page-products .section-head {
  max-width: 58ch;
  margin-bottom: 30px;
}

.page-products .section-index {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.16em;
  color: var(--c-neon-deep);
}

.page-products .section-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: var(--step-5);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--c-white);
}

.page-products .section-sub {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.8;
  color: var(--c-index);
}

@media (min-width: 1024px) {
  .page-products .sol-section { padding-top: 76px; padding-bottom: 76px; }
}

/* --- 服务卡片与筛选 --- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.page-products .filter-btn {
  padding: 9px 16px;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.08em;
  color: var(--c-index);
  background: transparent;
  border: 1px solid var(--sol-edge);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .filter-btn:hover {
  color: var(--c-white);
  border-color: var(--c-neon);
}

.page-products .filter-btn[aria-pressed="true"] {
  color: var(--c-pitch);
  background: var(--c-neon);
  border-color: var(--c-neon);
}

.page-products .filter-btn:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-products .sol-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .sol-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 22px;
  background: var(--c-locker);
  border: 1px solid var(--sol-edge);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .sol-card::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  width: 44px;
  height: 2px;
  background: var(--c-neon);
}

.page-products .sol-card:hover {
  border-color: var(--c-neon);
  transform: translateY(-2px);
}

.page-products .sol-card .card-tag {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.14em;
  color: var(--c-neon-deep);
}

.page-products .sol-card .card-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-white);
}

.page-products .sol-card .card-title a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 240, 208, 0.28);
}

.page-products .sol-card .card-title a:hover { color: var(--c-neon); }

.page-products .sol-card .card-body {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--c-index);
}

.page-products .sol-card .card-meta {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  color: var(--c-timer);
}

.page-products .filter-empty {
  margin: 22px 0 0;
  font-size: var(--step-1);
  color: var(--c-index);
}

@media (min-width: 640px) {
  .page-products .sol-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1080px) {
  .page-products .sol-cards[data-cols="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* --- 规则库 --- */
.page-products .sol-split {
  display: grid;
  gap: 28px;
}

.page-products .sol-media {
  border: 1px solid var(--sol-edge);
  background: var(--c-locker);
  overflow: hidden;
}

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

.page-products .sol-split-body { align-self: center; }

.page-products .sol-panels {
  display: grid;
  gap: 10px;
  margin-top: 36px;
}

.page-products .sol-panel {
  background: var(--sol-drawer-bg);
  border: 1px solid var(--sol-edge);
}

.page-products .sol-panel-head { margin: 0; }

.page-products .sol-panel-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: transparent;
  border: 0;
  color: var(--c-white);
  text-align: start;
  font-family: var(--font-body);
  font-size: var(--step-2);
  cursor: pointer;
}

.page-products .sol-panel-trigger:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: -2px;
}

.page-products .sol-drawer-no {
  padding: 3px 8px;
  border: 1px solid var(--sol-edge);
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.1em;
  color: var(--c-neon-deep);
}

.page-products .sol-drawer-label { line-height: 1.4; }

.page-products .sol-panel-mark {
  width: 9px;
  height: 9px;
  border-right: 1px solid var(--c-neon);
  border-bottom: 1px solid var(--c-neon);
  transform: rotate(45deg);
  transition: transform 0.18s var(--ease);
}

.page-products .sol-panel-trigger[aria-expanded="true"] .sol-panel-mark {
  transform: rotate(-135deg);
}

.page-products .sol-panel .panel-body-inner {
  padding: 0 18px 20px;
  display: grid;
  gap: 12px;
}

.page-products .sol-panel .panel-body-inner p {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.85;
  color: var(--c-index);
}

@media (min-width: 900px) {
  .page-products .sol-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 52px;
    align-items: center;
  }
  .page-products .sol-panels { margin-top: 44px; }
}

/* --- 三维导航 --- */
.page-products .sol-axes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .sol-axis {
  padding: 22px 20px;
  background: linear-gradient(160deg, rgba(16, 64, 58, 0.88), rgba(10, 47, 40, 0.96));
  border: 1px solid var(--sol-edge);
  border-top: 2px solid var(--c-neon);
}

.page-products .sol-axis-no {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.14em;
  color: var(--c-index);
}

.page-products .sol-axis h3 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 600;
  color: var(--c-white);
}

.page-products .sol-axis p {
  margin: 0 0 16px;
  font-size: var(--step-1);
  line-height: 1.78;
  color: var(--c-index);
}

.page-products .sol-axis ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .sol-axis li {
  display: flex;
  gap: 9px;
  align-items: baseline;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--c-white);
}

.page-products .sol-axis li::before {
  content: "";
  flex: none;
  width: 12px;
  height: 1px;
  margin-top: 0.75em;
  background: var(--c-neon-deep);
}

.page-products .sol-path {
  counter-reset: solpath;
  display: grid;
  gap: 14px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .sol-path li {
  position: relative;
  padding: 18px 18px 18px 60px;
  background: rgba(4, 33, 29, 0.55);
  border: 1px solid var(--sol-edge);
  font-size: var(--step-1);
  line-height: 1.75;
  color: var(--c-white);
}

.page-products .sol-path li::before {
  counter-increment: solpath;
  content: "0" counter(solpath);
  position: absolute;
  inset-inline-start: 18px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.06em;
  color: var(--c-neon);
}

@media (min-width: 900px) {
  .page-products .sol-axes { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .page-products .sol-path { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .page-products .sol-path li { padding: 52px 20px 20px; }
  .page-products .sol-path li::before { top: 20px; }
}

/* --- 数据看板 --- */
.page-products .sol-dash {
  display: grid;
  gap: 20px;
}

.page-products .sol-dash-visual {
  position: relative;
  border: 1px solid var(--sol-edge);
  background: var(--c-locker);
  overflow: hidden;
}

.page-products .sol-dash-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .sol-dash-flag {
  position: absolute;
  top: 14px;
  inset-inline-end: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--c-orange);
  color: var(--c-pitch);
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.1em;
}

.page-products .sol-dash-side {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .sol-metric {
  padding: 18px 20px;
  background: var(--sol-glass-bg);
  border: 1px solid var(--glass-line);
}

.page-products .sol-metric-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--step-4);
  line-height: 1.1;
  color: var(--c-neon);
}

.page-products .sol-metric-unit {
  font-size: var(--step-2);
  color: var(--c-index);
}

.page-products .sol-metric-label {
  display: block;
  margin-top: 6px;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--c-index);
}

.page-products .sol-chart {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 14px;
}

.page-products .sol-refresh {
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--sol-edge);
}

.page-products .sol-refresh li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--hairline);
  font-size: var(--step-1);
  color: var(--c-white);
}

.page-products .sol-refresh li:last-child { border-bottom: 0; }

.page-products .sol-refresh-time {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  color: var(--c-timer);
}

@media (min-width: 1024px) {
  .page-products .sol-dash {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.86fr);
    gap: 26px;
    align-items: start;
  }
}

/* --- 使用场景 --- */
.page-products .sol-scenes {
  display: grid;
  border-top: 1px solid var(--sol-edge);
}

.page-products .sol-scene {
  display: grid;
  gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--hairline);
}

.page-products .sol-scene-role {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-neon);
}

.page-products .sol-scene p {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.85;
  color: var(--c-index);
}

.page-products .sol-scene-link {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.08em;
  color: var(--c-index);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  justify-self: start;
}

.page-products .sol-scene-link:hover {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

@media (min-width: 900px) {
  .page-products .sol-scene {
    grid-template-columns: minmax(150px, 0.3fr) minmax(0, 1fr) auto;
    gap: 28px;
    align-items: baseline;
    padding: 26px 0;
  }
}

/* --- 版本演进 --- */
.page-products .sol-timeline-wrap {
  display: grid;
  gap: 34px;
}

.page-products .sol-timeline {
  margin: 0;
  padding: 0 0 0 28px;
  list-style: none;
  border-inline-start: 1px solid var(--sol-edge);
}

.page-products .sol-timeline-item {
  position: relative;
  padding-bottom: 30px;
}

.page-products .sol-timeline-item:last-child { padding-bottom: 0; }

.page-products .sol-timeline-item::before {
  content: "";
  position: absolute;
  inset-inline-start: -33px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-pitch);
  border: 2px solid var(--c-neon);
}

.page-products .sol-timeline-year {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--step-2);
  letter-spacing: 0.08em;
  color: var(--c-timer);
}

.page-products .sol-timeline-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 600;
  color: var(--c-white);
}

.page-products .sol-timeline-text {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--c-index);
}

.page-products .sol-caption {
  margin: 14px 0 0;
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--c-index);
}

@media (min-width: 960px) {
  .page-products .sol-timeline-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 56px;
    align-items: start;
  }
}

/* --- 合作方式 --- */
.page-products .sol-coop {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .sol-coop-item {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 24px 20px;
  background: var(--c-locker);
  border: 1px solid var(--sol-edge);
}

.page-products .sol-coop-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 600;
  color: var(--c-white);
}

.page-products .sol-coop-item p {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--c-index);
}

.page-products .sol-coop-visual { margin-top: 30px; }

.page-products .sol-steps {
  counter-reset: step;
  display: grid;
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .sol-steps li {
  position: relative;
  padding-top: 48px;
  border-top: 2px solid var(--c-neon);
  font-size: var(--step-1);
  line-height: 1.78;
  color: var(--c-index);
}

.page-products .sol-steps li::before {
  counter-increment: step;
  content: "步骤 " counter(step);
  position: absolute;
  top: 14px;
  inset-inline-start: 0;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.12em;
  color: var(--c-neon);
}

.page-products .sol-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 32px;
}

.page-products .btn-primary {
  display: inline-block;
  padding: 13px 24px;
  background: var(--c-orange);
  border: 1px solid var(--c-orange);
  color: var(--c-pitch);
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .btn-primary:hover {
  background: transparent;
  color: var(--c-orange);
}

.page-products .btn-primary:focus-visible,
.page-products .btn-ghost:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-products .btn-ghost {
  display: inline-block;
  padding: 13px 24px;
  background: transparent;
  border: 1px solid var(--sol-edge);
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .btn-ghost:hover {
  border-color: var(--c-neon);
  color: var(--c-neon);
}

@media (min-width: 860px) {
  .page-products .sol-coop { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .page-products .sol-steps { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-card,
  .page-products .filter-btn,
  .page-products .sol-panel-mark,
  .page-products .btn-primary,
  .page-products .btn-ghost {
    transition: none;
  }
  .page-products .sol-card:hover { transform: none; }
}
<<<END>>>