.page-products {
  --prod-line: rgba(47, 216, 198, 0.28);
  --prod-shadow: 5px 5px 0 rgba(124, 157, 176, 0.16);
  color: var(--ink-900);
}

/* ---------- 首屏主题块 ---------- */
.page-products .prod-mast {
  position: relative;
  margin: 0 0 clamp(48px, 8vw, 92px);
  padding: clamp(26px, 5vw, 54px) clamp(20px, 4.4vw, 54px) clamp(30px, 5vw, 58px);
  border: 1px solid var(--prod-line);
  border-radius: 4px;
  overflow: hidden;
  color: var(--paper-50);
  background-image:
    linear-gradient(155deg, rgba(55, 41, 107, 0.86), rgba(7, 26, 43, 0) 66%),
    repeating-linear-gradient(0deg, rgba(47, 216, 198, 0.13) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, rgba(47, 216, 198, 0.13) 0 1px, transparent 1px 46px),
    linear-gradient(158deg, var(--deep-700), var(--deep-900) 78%);
}

.page-products .prod-mast .crumb,
.page-products .prod-mast .crumb a {
  color: var(--grid-400);
}

.page-products .prod-mast .crumb a {
  text-decoration: none;
}

.page-products .prod-mast .crumb a:hover,
.page-products .prod-mast .crumb a:focus-visible {
  color: var(--cyan-200);
}

.page-products .prod-mast .crumb [aria-current="page"] {
  color: var(--mist-200);
}

.page-products .prod-mast .eyebrow {
  margin: 22px 0 12px;
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
}

.page-products .prod-mast h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(1.85rem, 6.6vw, 3.7rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper-50);
}

.page-products .prod-lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(0.95rem, 2.6vw, 1.06rem);
  line-height: 1.78;
  color: var(--mist-200);
}

.page-products .prod-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 13px;
  border-left: 2px solid var(--coral-500);
}

.page-products .fact-num {
  font-family: var(--font-mono);
  font-size: 1.24rem;
  line-height: 1.2;
  color: var(--cyan-400);
}

.page-products .fact-label {
  font-size: 0.8rem;
  color: var(--mist-200);
}

.page-products .prod-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.page-products .prod-anchors a {
  padding: 6px 13px;
  border: 1px solid var(--prod-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--cyan-200);
  text-decoration: none;
  transition: background-color 0.22s var(--ease-out), color 0.22s var(--ease-out),
    border-color 0.22s var(--ease-out);
}

.page-products .prod-anchors a:hover,
.page-products .prod-anchors a:focus-visible {
  background-color: rgba(47, 216, 198, 0.16);
  border-color: var(--cyan-400);
  color: var(--paper-50);
}

/* ---------- 章节通用 ---------- */
.page-products .prod-section {
  margin-bottom: clamp(58px, 9vw, 110px);
}

.page-products .prod-section .section-head {
  max-width: 66ch;
}

.page-products .prod-section .section-index {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--coral-700);
}

.page-products .prod-section .section-title {
  margin: 8px 0 12px;
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1.32;
  letter-spacing: -0.02em;
  color: var(--deep-900);
}

.page-products .prod-section .lead {
  max-width: 60ch;
  font-size: 0.98rem;
  line-height: 1.78;
  color: #35485A;
}

.page-products a:not(.btn):not(.next-card):not(.prod-anchors a):not(.rail-item) {
  color: var(--coral-700);
}

/* ---------- 图片 ---------- */
.page-products .prod-figure {
  margin: clamp(28px, 5vw, 44px) 0 0;
  max-width: 100%;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--mist-200);
  border-radius: 3px;
  background-color: var(--deep-700);
}

.page-products .prod-figure .figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--grid-400);
}

/* ---------- 技能树 ---------- */
.page-products .skill-tree {
  position: relative;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .skill-tree::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background-image: linear-gradient(180deg, var(--cyan-400), rgba(47, 216, 198, 0.12));
}

.page-products .skill-node {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 30px;
}

.page-products .skill-node:last-child {
  padding-bottom: 0;
}

.page-products .skill-marker {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--cyan-400);
  border-radius: 50%;
  background-color: var(--paper-50);
  box-shadow: 0 0 0 4px rgba(47, 216, 198, 0.12);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--deep-700);
  transition: background-color 0.26s var(--ease-out), color 0.26s var(--ease-out),
    box-shadow 0.26s var(--ease-out), border-color 0.26s var(--ease-out);
}

.page-products .skill-node:hover .skill-marker,
.page-products .skill-node:focus-within .skill-marker {
  background-color: var(--coral-500);
  border-color: var(--coral-500);
  color: #FFFFFF;
  box-shadow: 0 0 0 7px rgba(255, 107, 74, 0.16);
}

.page-products .skill-body {
  max-width: 60ch;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--mist-200);
  border-radius: 3px;
  background-color: #FFFFFF;
  box-shadow: var(--prod-shadow);
}

.page-products .skill-title {
  margin: 0 0 8px;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  color: var(--deep-700);
}

.page-products .skill-body > p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: #2C3E4D;
}

/* ---------- 展开组 ---------- */
.page-products .expander {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--mist-200);
}

.page-products .expander-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 6px 0;
  border: 0;
  background: none;
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
  text-align: left;
  color: var(--coral-700);
}

.page-products .expander-trigger:hover,
.page-products .expander-trigger:focus-visible {
  color: var(--coral-500);
}

.page-products .expander-mark {
  position: relative;
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  color: currentColor;
}

.page-products .expander-mark::before,
.page-products .expander-mark::after {
  content: "";
  position: absolute;
  background-color: currentColor;
}

.page-products .expander-mark::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  transform: translateY(-50%);
}

.page-products .expander-mark::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1.5px;
  transform: translateX(-50%);
  transition: transform 0.22s var(--ease-out), opacity 0.22s var(--ease-out);
}

.page-products .expander[data-open] .expander-mark::after {
  transform: translateX(-50%) scaleY(0);
  opacity: 0;
}

.page-products .expander-panel {
  padding-top: 4px;
}

.page-products .expander-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .expander-panel li {
  position: relative;
  padding: 7px 0 7px 16px;
  font-size: 0.88rem;
  line-height: 1.72;
  color: #35485A;
}

.page-products .expander-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 1px;
  background-color: var(--cyan-400);
}

.page-products .expander-panel strong {
  color: var(--deep-700);
  font-weight: 600;
}

/* ---------- 栏目地图 ---------- */
.page-products .map-layout {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-products .map-figure {
  margin-top: 0;
  max-width: 320px;
}

.page-products .map-lane + .map-lane {
  margin-top: 34px;
}

.page-products .lane-head {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--mist-200);
}

.page-products .lane-title {
  display: inline-block;
  margin: 0 10px 0 0;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  color: var(--deep-900);
}

.page-products .lane-count {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  background-color: rgba(47, 216, 198, 0.16);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--deep-700);
  vertical-align: 3px;
}

.page-products .lane-head p {
  margin: 8px 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: #35485A;
}

.page-products .rail-track {
  display: flex;
  gap: 14px;
  margin: 16px 0 0;
  padding: 4px 4px 14px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .rail-item {
  flex: 0 0 82%;
  min-width: 0;
  scroll-snap-align: start;
}

.page-products .map-card {
  padding: 18px 18px 20px;
  border: 1px solid var(--mist-200);
  border-radius: 3px;
  background-color: #FFFFFF;
  box-shadow: 4px 4px 0 rgba(124, 157, 176, 0.14);
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.page-products .map-card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-400);
}

.page-products .map-card-name {
  margin: 0 0 8px;
  font-size: 0.98rem;
  color: var(--deep-700);
}

.page-products .map-card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.72;
  color: #35485A;
}

/* ---------- 顶部栏四项 ---------- */
.page-products .topbar-figure {
  max-width: 100%;
}

.page-products .slot-list {
  display: grid;
  gap: 16px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .slot {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--mist-200);
  border-radius: 3px;
  background-color: var(--paper-50);
}

.page-products .slot::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  width: 34px;
  height: 3px;
  background-color: var(--grid-400);
}

.page-products .slot-active {
  border-color: var(--coral-500);
  background-color: #FFFFFF;
  box-shadow: var(--prod-shadow);
}

.page-products .slot-active::before {
  background-color: var(--coral-500);
}

.page-products .slot-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--grid-400);
}

.page-products .slot-active .slot-num {
  color: var(--coral-700);
}

.page-products .slot-title {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--deep-900);
}

.page-products .slot p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.72;
  color: #35485A;
}

/* ---------- 跨设备 ---------- */
.page-products .cross-layout {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-products .cross-figure {
  margin-top: 0;
}

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

.page-products .step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--mist-200);
}

.page-products .step:last-child {
  border-bottom: 1px solid var(--mist-200);
}

.page-products .step-num {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--cyan-400);
  padding-top: 3px;
}

.page-products .step-title {
  margin: 0 0 6px;
  font-size: 1rem;
  color: var(--deep-700);
}

.page-products .step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.74;
  color: #35485A;
}

/* ---------- 能力矩阵 ---------- */
.page-products .matrix-wrap {
  margin-top: 30px;
  border: 1px solid var(--mist-200);
  border-radius: 3px;
  background-color: #FFFFFF;
  box-shadow: var(--prod-shadow);
  overflow-x: auto;
}

.page-products .matrix {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.page-products .matrix-caption {
  padding: 14px 16px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--grid-400);
}

.page-products .matrix thead th {
  padding: 14px 16px;
  background-color: var(--deep-700);
  color: var(--paper-50);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-align: left;
  white-space: nowrap;
}

.page-products .matrix tbody th,
.page-products .matrix tbody td {
  padding: 15px 16px;
  border-top: 1px solid var(--mist-200);
  text-align: left;
  vertical-align: top;
  line-height: 1.68;
  color: #35485A;
}

.page-products .matrix tbody th {
  width: 120px;
  border-left: 3px solid var(--indigo-600);
}

.page-products .matrix tbody tr:nth-child(even) {
  background-color: var(--paper-50);
}

.page-products .matrix tbody tr:hover th {
  border-left-color: var(--coral-500);
}

.page-products .matrix-stage {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--deep-900);
}

.page-products .matrix-now {
  margin-top: 22px;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan-400);
  background-color: var(--paper-50);
  font-size: 0.88rem;
  line-height: 1.76;
  color: #35485A;
}

.page-products .matrix-now p {
  margin: 0;
}

.page-products .matrix-now .now-line {
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--deep-700);
}

/* ---------- 适配 ---------- */
.page-products .adapt-grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-products .adapt-card {
  padding: 22px 20px 24px;
  border: 1px solid var(--mist-200);
  border-top: 3px solid var(--indigo-600);
  border-radius: 3px;
  background-color: #FFFFFF;
}

.page-products .adapt-title {
  margin: 0 0 10px;
  font-size: 1rem;
  color: var(--deep-900);
}

.page-products .adapt-card p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.76;
  color: #35485A;
}

.page-products .next-grid {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}

.page-products .next-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  border: 1px solid var(--mist-200);
  border-left: 3px solid var(--cyan-400);
  border-radius: 3px;
  background-color: var(--paper-50);
  text-decoration: none;
  transition: border-left-color 0.26s var(--ease-out), background-color 0.26s var(--ease-out),
    transform 0.26s var(--ease-out);
}

.page-products .next-card:hover,
.page-products .next-card:focus-visible {
  border-left-color: var(--coral-500);
  background-color: #FFFFFF;
  transform: translateX(3px);
}

.page-products .next-card-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--deep-700);
}

.page-products .next-card-text {
  font-size: 0.84rem;
  line-height: 1.7;
  color: #35485A;
}

/* ---------- 窄屏细节 ---------- */
@media (max-width: 479px) {
  .page-products .prod-mast h1 {
    max-width: none;
  }

  .page-products .rail-item {
    flex: 0 0 88%;
  }

  .page-products .skill-node {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 12px;
  }

  .page-products .skill-marker {
    width: 28px;
    height: 28px;
    font-size: 0.68rem;
  }

  .page-products .skill-tree::before {
    left: 13px;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-products .slot-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-products .rail-item {
    flex: 0 0 48%;
  }
}

@media (min-width: 960px) {
  .page-products .map-layout {
    grid-template-columns: minmax(200px, 300px) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .cross-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

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

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

  .page-products .rail-item {
    flex: 0 0 42%;
  }

  .page-products .skill-node {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 24px;
  }

  .page-products .skill-marker {
    width: 44px;
    height: 44px;
    font-size: 0.8rem;
  }

  .page-products .skill-tree::before {
    left: 21px;
  }

  .page-products .skill-node:nth-child(even) .skill-body {
    margin-left: clamp(24px, 5vw, 76px);
  }

  .page-products .skill-body {
    max-width: 58ch;
  }
}
<<<END>>>