.page-products {
  --pp-rail: 236px;
  --pp-card-hover: #101c26;
}

.page-products .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */

.page-products .zone-hero {
  padding-top: clamp(14px, 2.4vw, 28px);
  padding-bottom: clamp(36px, 5vw, 68px);
}

.page-products .zone-hero__head {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-products .zone-hero h1 {
  margin: 0;
  font-size: clamp(34px, 6.2vw, 74px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
  text-wrap: balance;
  max-width: 18em;
}

.page-products .zone-hero__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15.5px, 1.4vw, 17.5px);
  line-height: 1.82;
  color: var(--muted);
}

.page-products .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 3vw, 44px);
  padding-top: clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--line);
}

.page-products .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 68px;
}

.page-products .hero-stat b {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-products .hero-stat span {
  font-size: 12px;
  letter-spacing: 0.09em;
  color: var(--muted);
}

/* ---------- 六专区矩阵 ---------- */

.page-products .zone-matrix {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(26px, 3.4vw, 40px);
}

.page-products .zone-card {
  position: relative;
  display: grid;
  gap: 9px;
  align-content: start;
  padding: clamp(18px, 2vw, 24px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .zone-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent 74%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.page-products .zone-card:hover,
.page-products .zone-card:focus-within {
  border-color: var(--cyan);
  background: var(--pp-card-hover);
}

.page-products .zone-card:hover::before,
.page-products .zone-card:focus-within::before {
  opacity: 1;
}

.page-products .zone-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .zone-card__name {
  margin: 0;
  font-size: clamp(19px, 1.9vw, 23px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .zone-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .zone-card__range {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  opacity: 0.55;
  transition: opacity var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .zone-card:hover .zone-card__range,
.page-products .zone-card:focus-within .zone-card__range {
  opacity: 1;
  color: var(--cyan-soft);
}

.page-products .zone-hero__media {
  margin-top: clamp(24px, 3.2vw, 38px);
}

/* ---------- 非对称双栏 ---------- */

.page-products .zone-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 40px);
  padding-top: clamp(36px, 5vw, 64px);
  padding-bottom: clamp(48px, 6vw, 92px);
  border-top: 1px solid var(--line);
}

.page-products .func-index {
  padding: 18px 16px;
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
}

.page-products .func-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .func-index ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .func-index a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-matrix) var(--r-matrix) 0;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-products .func-index a:hover {
  color: var(--text);
  background: rgba(25, 245, 208, 0.06);
}

.page-products .func-index a[aria-current="location"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(25, 245, 208, 0.08);
}

.page-products .func-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
}

/* ---------- 功能区块 ---------- */

.page-products .func-block {
  scroll-margin-top: 96px;
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--line);
}

.page-products .func-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .func-block h2 {
  margin: 8px 0 0;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--text);
  text-wrap: balance;
}

.page-products .func-block__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: clamp(15.5px, 1.3vw, 17px);
  line-height: 1.82;
  color: var(--muted);
}

.page-products .func-list {
  list-style: none;
  margin: clamp(16px, 2vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 66ch;
}

.page-products .func-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .func-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  border-radius: 2px;
}

/* ---------- 编号矩阵 ---------- */

.page-products .classify-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
  margin-top: clamp(20px, 2.6vw, 28px);
  padding: clamp(14px, 2vw, 20px);
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
}

.page-products .classify-num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-align: center;
  padding: 7px 2px;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-matrix);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-products .classify-num:hover {
  color: var(--on-cyan);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products .classify-note {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  opacity: 0.86;
}

/* ---------- 收藏 ---------- */

.page-products .collect-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(18px, 2.4vw, 26px);
  align-items: start;
}

.page-products .collect-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .collect-tags li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  color: var(--cyan-soft);
  background: rgba(25, 245, 208, 0.06);
}

/* ---------- 周期 ---------- */

.page-products .cycle-media {
  margin-top: clamp(20px, 2.6vw, 28px);
}

.page-products .cycle-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .cycle-strip li {
  display: grid;
  gap: 7px;
  justify-items: center;
  padding: 10px 2px;
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--r-matrix);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.page-products .cycle-strip li::after {
  content: "";
  width: 100%;
  height: 3px;
  border-radius: 2px;
  background: var(--line);
}

.page-products .cycle-strip li:nth-child(3n + 1)::after {
  background: var(--cyan);
  opacity: 0.75;
}

.page-products .cycle-strip li:nth-child(3n + 2)::after {
  background: var(--amber);
  opacity: 0.6;
}

.page-products .inline-more {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .inline-more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 245, 208, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .inline-more a:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 终端 ---------- */

.page-products .term-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 28px);
}

.page-products .term-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(18px, 2vw, 22px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
  transition: border-color var(--dur) var(--ease);
}

.page-products .term-card:hover {
  border-color: var(--cyan);
}

.page-products .term-card svg {
  width: 34px;
  height: 34px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.4;
  stroke-linecap: round;
}

.page-products .term-card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.page-products .term-card dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products .term-card dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .term-card dd {
  margin: 3px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .term-details {
  margin-top: 14px;
  padding: 2px 18px;
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
}

.page-products .term-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 0;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

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

.page-products .term-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-products .term-details[open] summary::after {
  content: "−";
}

.page-products .term-details ol {
  margin: 0 0 18px;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--muted);
}

.page-products .term-media {
  margin-top: clamp(18px, 2.4vw, 26px);
}

/* ---------- 更新 ---------- */

.page-products .update-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(20px, 2.6vw, 28px);
  align-items: center;
}

/* ---------- 结尾 ---------- */

.page-products .next-step {
  display: grid;
  gap: 16px;
  margin-top: clamp(36px, 5vw, 64px);
  padding: clamp(24px, 3.4vw, 44px);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(25, 245, 208, 0.13), transparent 62%),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
}

.page-products .next-step h2 {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 900;
  letter-spacing: -0.012em;
  color: var(--text);
}

.page-products .next-lead {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .next-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .next-links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 245, 208, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .next-links a:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

.page-products .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-products .zone-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-products .term-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .cycle-strip {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-products .classify-grid {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .collect-split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }
  .page-products .update-split {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }
}

@media (min-width: 960px) {
  .page-products .zone-body {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 72px);
  }
  .page-products .zone-body__rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

@media (min-width: 980px) {
  .page-products .zone-matrix {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .zone-card,
  .page-products .zone-card::before,
  .page-products .zone-card__range,
  .page-products .classify-num,
  .page-products .func-index a,
  .page-products .term-card,
  .page-products .inline-more a,
  .page-products .next-links a {
    transition: none;
  }
}
<<<END>>>