.page-products {
  --m-ok: #52c39a;
  --m-warn: #e9a24b;
  --m-dim: rgba(252, 253, 253, 0.34);
}

/* 首屏 */
.page-products .hero-wb {
  position: relative;
  overflow: hidden;
  color: var(--snow);
  background:
    radial-gradient(120% 90% at 86% 6%, rgba(224, 122, 63, 0.28), transparent 58%),
    radial-gradient(110% 80% at 4% 100%, rgba(216, 233, 239, 0.22), transparent 62%),
    linear-gradient(158deg, #0f6e8c 0%, #0a4b60 60%, #0a3f52 100%);
  padding: calc(var(--header-h) + clamp(52px, 8vw, 88px)) 0 clamp(46px, 7vw, 74px);
}

.page-products .hero-wb::after {
  content: "";
  position: absolute;
  inset: -25% -12%;
  background: repeating-radial-gradient(circle at 76% 24%, rgba(252, 253, 253, 0.09) 0 1px, transparent 1px 72px);
  opacity: 0.55;
  pointer-events: none;
}

.page-products .hero-inner {
  position: relative;
  z-index: 1;
}

.page-products .hero-wb .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(252, 253, 253, 0.66);
}

.page-products .hero-wb .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  opacity: 0.5;
}

.page-products .hero-wb .breadcrumb a {
  color: rgba(252, 253, 253, 0.82);
  text-decoration: none;
}

.page-products .hero-wb .breadcrumb a:hover {
  color: var(--snow);
}

.page-products .hero-eyebrow {
  color: #f3c8ab;
}

.page-products .hero-wb h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 4.4vw, 3.3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.14;
  max-width: 18em;
}

.page-products .hero-lede {
  max-width: 44em;
  margin: 0 0 30px;
  color: rgba(252, 253, 253, 0.88);
  font-size: 16.5px;
  line-height: 1.85;
}

.page-products .hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  list-style: none;
  margin: 0 0 30px;
  padding: 20px 0 0;
  border-top: 1px solid rgba(252, 253, 253, 0.2);
}

.page-products .hero-facts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .fact-num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-products .fact-label {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(252, 253, 253, 0.7);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .hero-wb .btn-ghost {
  color: var(--snow);
  border-color: rgba(252, 253, 253, 0.42);
  background: rgba(252, 253, 253, 0.08);
}

.page-products .hero-wb .btn-ghost:hover {
  background: rgba(252, 253, 253, 0.16);
}

/* 工作台栅格 */
.page-products .workbench {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 52px);
  padding-top: clamp(36px, 5vw, 66px);
  padding-bottom: clamp(46px, 7vw, 88px);
}

.page-products .wb-block {
  margin-bottom: clamp(52px, 7vw, 84px);
}

.page-products .wb-block:last-child {
  margin-bottom: 0;
}

/* 目录树 */
.page-products .tree-rail {
  align-self: start;
  padding: 18px 16px 20px;
  border-radius: var(--radius-m);
  background: var(--mist);
  border: 1px solid var(--line);
}

.page-products .rail-fig {
  margin: 0 0 18px;
}

.page-products .fig {
  margin: 0;
}

.page-products .fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  object-fit: cover;
}

.page-products .fig figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .fig figcaption a {
  color: var(--lake);
}

.page-products .tree-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .tree-note {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .tree-node {
  border-bottom: 1px solid var(--line);
}

.page-products .tree-node > summary {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 11px 0;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
}

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

.page-products .tree-caret {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--sand);
  transition: transform 0.24s var(--ease);
}

.page-products .tree-node[open] .tree-caret {
  transform: rotate(45deg);
}

.page-products .tree-label {
  flex: 1;
}

.page-products .tree-count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-products .tree-list {
  list-style: none;
  margin: 0 0 6px 4px;
  padding: 2px 0 8px 18px;
  border-left: 1px dashed var(--line-strong);
}

.page-products .tree-list li {
  padding: 4px 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .tree-foot {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .tree-foot a {
  color: var(--sand-deep);
  text-underline-offset: 3px;
}

/* 订阅区块 */
.page-products .sub-lede,
.page-products .diag-lede,
.page-products .tool-lede,
.page-products .archive-lede {
  max-width: 42em;
  margin-bottom: 26px;
}

.page-products .sub-cards {
  margin-bottom: 26px;
}

.page-products .sub-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 18px;
  border-radius: var(--radius-m);
  background: var(--snow);
  border: 1px solid var(--line);
  border-top: 3px solid var(--lake);
  box-shadow: var(--shadow-soft);
}

.page-products .sub-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sand-deep);
}

.page-products .sub-name {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .sub-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .sub-foot {
  margin: 4px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--sand-deep);
}

.page-products .pref-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, var(--sand-mist), rgba(247, 231, 216, 0.35));
  border: 1px solid rgba(224, 122, 63, 0.22);
}

.page-products .pref-title {
  margin: 0 0 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .pref-copy p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .pref-list {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
}

.page-products .pref-list li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pref-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sand);
}

.page-products .pref-link {
  margin: 0;
  font-size: 13px;
  color: var(--slate);
}

.page-products .pref-link a {
  color: var(--sand-deep);
  text-underline-offset: 3px;
}

/* 四步自查 */
.page-products .diag-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .step {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--snow);
  overflow: hidden;
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-products .step[open] {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.page-products .step > summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .step > summary::-webkit-details-marker {
  display: none;
}

.page-products .step-num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--mist);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--lake-deep);
}

.page-products .step[open] .step-num {
  background: var(--sand);
  color: var(--snow);
}

.page-products .step-head {
  flex: 1 1 auto;
  min-width: 140px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .step-tag {
  flex: none;
}

.page-products .step-body {
  padding: 0 16px 18px 56px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-products .step-body p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .step-check {
  color: var(--ink) !important;
  font-weight: 500;
}

.page-products .diag-fig {
  margin: 0;
}

/* 覆盖矩阵 */
.page-products .matrix-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  padding: clamp(24px, 4vw, 42px);
  color: var(--snow);
  background: linear-gradient(168deg, #0a4b60 0%, #12332e 100%);
}

.page-products .matrix-band::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% auto;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 122, 63, 0.22), transparent 68%);
  pointer-events: none;
}

.page-products .matrix-head {
  position: relative;
  z-index: 1;
}

.page-products .matrix-eyebrow {
  color: #f0b892;
}

.page-products .matrix-band h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-products .matrix-lede {
  max-width: 44em;
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(252, 253, 253, 0.8);
}

.page-products .matrix-fig {
  margin: 0 0 22px;
}

.page-products .matrix-fig img {
  border-radius: var(--radius-m);
  opacity: 0.9;
}

.page-products .matrix-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-s);
}

.page-products .matrix-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .matrix-table th,
.page-products .matrix-table td {
  text-align: left;
  padding: 12px 12px;
  border-bottom: 1px solid rgba(252, 253, 253, 0.14);
  vertical-align: middle;
  white-space: nowrap;
}

.page-products .matrix-table thead th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(252, 253, 253, 0.72);
  border-bottom-color: rgba(252, 253, 253, 0.26);
  white-space: normal;
}

.page-products .th-sub {
  display: block;
  font-size: 10.5px;
  opacity: 0.6;
  letter-spacing: 0.04em;
}

.page-products .matrix-table tbody th {
  font-weight: 600;
  color: var(--snow);
}

.page-products .cell {
  position: relative;
  color: rgba(252, 253, 253, 0.86);
  cursor: default;
}

.page-products .dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.page-products .dot-ok {
  background: var(--m-ok);
}

.page-products .dot-warn {
  background: var(--m-warn);
}

.page-products .dot-dim {
  background: var(--m-dim);
}

.page-products .cell-tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 6px);
  width: 230px;
  max-width: 62vw;
  padding: 10px 12px;
  border-radius: var(--radius-s);
  background: var(--snow);
  color: var(--ink);
  font-size: 12px;
  line-height: 1.7;
  white-space: normal;
  box-shadow: var(--shadow-lift);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  pointer-events: none;
  z-index: 6;
}

.page-products .cell-last .cell-tip {
  left: auto;
  right: 0;
}

.page-products .cell:hover .cell-tip {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.page-products .matrix-notes {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  position: relative;
  z-index: 1;
}

.page-products .matrix-notes li {
  padding: 5px 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(252, 253, 253, 0.76);
}

.page-products .matrix-notes a {
  color: #f0b892;
  text-underline-offset: 3px;
}

/* 工具清单 */
.page-products .tool-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border-radius: var(--radius-m);
  background: var(--sand-mist);
  border-left: 3px solid var(--sand);
}

.page-products .tool-idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sand-deep);
}

.page-products .tool-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .tool-when {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--sand-deep);
  font-weight: 500;
}

.page-products .tool-card p:not(.tool-when) {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

/* 归档标签墙 */
.page-products .archive-group {
  margin-bottom: 22px;
}

.page-products .archive-name {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--lake-deep);
  text-transform: uppercase;
}

.page-products .tag-wall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
}

.page-products .chip {
  display: inline-block;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--snow);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .chip-lg {
  padding: 10px 18px;
  font-size: 14px;
  background: var(--mist);
  border-color: transparent;
  font-weight: 600;
}

.page-products .chip-sm {
  padding: 5px 11px;
  font-size: 11px;
  opacity: 0.8;
}

.page-products .chip-sand {
  background: var(--sand-mist);
  border-color: transparent;
  color: var(--sand-deep);
}

.page-products .archive-fig {
  margin-top: 26px;
}

/* 订阅组合 */
.page-products .plan-grid {
  align-items: stretch;
}

.page-products .plan-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  border-radius: var(--radius-m);
  background: var(--snow);
  border: 1px solid var(--line);
}

.page-products .plan-team {
  background: linear-gradient(155deg, var(--mist), var(--snow) 72%);
  border-color: transparent;
  box-shadow: var(--shadow-soft);
}

.page-products .plan-for {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sand-deep);
}

.page-products .plan-card h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .plan-card > p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .plan-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 12px 0 0;
  border-top: 1px dashed var(--line);
}

.page-products .plan-list li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .plan-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--lake);
}

/* 收尾 */
.page-products .wb-cta {
  border-radius: var(--radius-l);
  padding: clamp(24px, 4vw, 42px);
  background: var(--mist);
  border: 1px solid var(--line);
}

.page-products .wb-cta h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.4vw, 1.95rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .wb-cta p {
  max-width: 40em;
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.page-products .cta-text-link {
  font-size: 13.5px;
  color: var(--lake-deep);
  text-underline-offset: 4px;
}

/* 中屏及以上 */
@media (min-width: 720px) {
  .page-products .hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pref-panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-products .diag-wrap {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 桌面双栏工作台 */
@media (min-width: 1024px) {
  .page-products .workbench {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 68px);
  }

  .page-products .tree-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    max-height: calc(100vh - var(--header-h) - 36px);
    overflow-y: auto;
    scrollbar-width: thin;
  }

  .page-products .diag-wrap {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
    gap: 26px;
  }
}

@media (min-width: 1180px) {
  .page-products .hero-facts {
    max-width: 720px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tree-caret,
  .page-products .cell-tip,
  .page-products .step {
    transition: none;
  }
}
<<<END>>>