.page-products {
  --prod-line: rgba(16, 24, 40, 0.14);
  --prod-line-strong: rgba(16, 24, 40, 0.28);
  --prod-line-cyan: rgba(0, 229, 255, 0.24);
  background: var(--paper);
  color: var(--ink);
}

.page-products section[id] {
  scroll-margin-top: 120px;
}

/* ---------- 首屏仪表板 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  background: var(--indigo-900);
  color: var(--white);
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(2rem, 4vw, 3.25rem);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(0, 229, 255, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 229, 255, 0.1) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 90% at 68% 18%, #000 0%, transparent 76%);
  mask-image: radial-gradient(120% 90% at 68% 18%, #000 0%, transparent 76%);
  pointer-events: none;
}

.page-products .prod-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-products .prod-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0 0 clamp(1.5rem, 4vw, 2.75rem);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.page-products .prod-crumb li + li::before {
  content: "/";
  margin-right: 0.55rem;
  color: rgba(255, 255, 255, 0.3);
}

.page-products .prod-crumb a {
  color: var(--cyan);
  text-decoration: none;
}

.page-products .prod-crumb a:hover {
  color: var(--amber);
}

.page-products .prod-hero-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-products .prod-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-products .prod-eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 0 rgba(255, 176, 32, 0.55);
  animation: prod-pulse 2.4s ease-out infinite;
}

@keyframes prod-pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 176, 32, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(255, 176, 32, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 176, 32, 0); }
}

.page-products .prod-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 4.1rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-lede {
  max-width: 46ch;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .prod-hero .btn-ghost {
  color: var(--white);
  border-color: rgba(0, 229, 255, 0.5);
}

.page-products .prod-hero-figure {
  margin: 0;
  border: 1px solid var(--prod-line-cyan);
}

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

.page-products .prod-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--indigo-900);
  border: 1px solid var(--prod-line-cyan);
}

.page-products .prod-metrics li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.95rem 1.05rem;
  border-right: 1px solid rgba(0, 229, 255, 0.14);
  border-bottom: 1px solid rgba(0, 229, 255, 0.14);
}

.page-products .prod-metric-num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-products .prod-metric-label {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.68);
}

/* ---------- 区块标题 ---------- */
.page-products .prod-section-head {
  max-width: 64ch;
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .prod-section-head h2 {
  margin: 0.55rem 0 0.8rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4vw, 2.75rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
}

.page-products .prod-sub {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .prod-body {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.8;
  color: #26324a;
}

/* ---------- 常用入口 ---------- */
.page-products .prod-panel-grid {
  display: grid;
  gap: 1px;
  background: var(--prod-line-strong);
  border: 1px solid var(--prod-line-strong);
}

.page-products .prod-panel {
  position: relative;
  display: block;
  padding: 1.4rem 1.35rem 1.5rem;
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  transition: background 0.18s ease, box-shadow 0.18s ease;
}

.page-products .prod-panel h3 {
  margin: 0.5rem 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-products .prod-panel p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .prod-panel-tag {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-products .prod-panel-dot {
  position: absolute;
  top: 1.35rem;
  right: 1.35rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
}

.page-products .prod-panel:hover,
.page-products .prod-panel:focus-visible {
  background: #eef9fc;
  box-shadow: inset 3px 0 0 var(--cyan);
}

/* ---------- 分类查询 ---------- */
.page-products .prod-catalog {
  background: var(--white);
  border-top: 1px solid var(--prod-line);
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.page-products .prod-split-main h2 {
  margin: 0.55rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
}

.page-products .prod-split-figure {
  margin: 0;
  border: 1px solid var(--prod-line);
}

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

.page-products .prod-steps {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--prod-line);
}

.page-products .prod-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0 1.05rem;
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-step-num {
  padding-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-products .prod-steps h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.page-products .prod-steps p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .prod-cat-grid {
  display: grid;
  gap: 1px;
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--prod-line);
  border: 1px solid var(--prod-line);
}

.page-products .prod-cat-grid li {
  padding: 1.1rem 1.15rem 1.2rem;
  background: var(--paper);
}

.page-products .prod-cat-grid h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.page-products .prod-cat-grid p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 旧版对照 ---------- */
.page-products .prod-diff {
  background: var(--mist);
}

.page-products .prod-diff-scroll {
  overflow-x: auto;
  background: var(--white);
  border: 1px solid var(--prod-line-strong);
}

.page-products .prod-diff-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.page-products .prod-diff-caption {
  padding: 0.85rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: left;
  color: var(--slate);
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-diff-table thead th {
  position: sticky;
  top: 0;
  padding: 0.8rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: left;
  color: var(--white);
  background: var(--indigo-700);
  border-right: 1px solid rgba(0, 229, 255, 0.18);
}

.page-products .prod-diff-table thead th:last-child {
  background: #06304a;
  color: var(--cyan);
}

.page-products .prod-diff-table tbody th,
.page-products .prod-diff-table tbody td {
  padding: 0.85rem 1rem;
  line-height: 1.65;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-diff-table tbody th {
  font-weight: 600;
  color: var(--ink);
  background: var(--paper);
  white-space: nowrap;
}

.page-products .prod-diff-table tbody td {
  color: var(--slate);
}

.page-products .prod-diff-table tbody td.is-current {
  background: rgba(0, 229, 255, 0.1);
  color: var(--ink);
  font-weight: 500;
}

.page-products .prod-diff-table tbody tr:hover td,
.page-products .prod-diff-table tbody tr:hover th {
  background: #f4fbfd;
}

.page-products .prod-diff-table tbody tr:hover td.is-current {
  background: rgba(0, 229, 255, 0.16);
}

.page-products .prod-diff-foot {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  align-items: center;
}

.page-products .prod-diff-foot .media-frame {
  margin: 0;
  border: 1px solid var(--prod-line-strong);
}

.page-products .prod-diff-foot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .prod-entries {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-entries li {
  padding: 0.85rem 1rem 0.95rem;
  background: var(--white);
  border-left: 3px solid var(--cyan);
}

.page-products .prod-entries h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.page-products .prod-entries p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 手机版收藏 ---------- */
.page-products .prod-mobile {
  background: var(--paper);
}

.page-products .prod-mobile-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-products .prod-mobile-grid h2 {
  margin: 0.55rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
}

.page-products .prod-mobile-grid .media-frame {
  margin: 0;
  border: 1px solid var(--prod-line);
}

.page-products .prod-mobile-grid img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .prod-favbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.85rem;
  margin: 1.25rem 0;
  padding: 0.85rem 1rem;
  background: var(--white);
  border: 1px dashed rgba(0, 107, 122, 0.45);
}

.page-products .prod-favbar-star {
  font-size: 1rem;
  line-height: 1;
  color: var(--amber);
}

.page-products .prod-favbar-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}

.page-products .prod-favbar-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--teal);
}

.page-products .prod-check {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-products .prod-check li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.35rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: #26324a;
}

.page-products .prod-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-products .prod-inline-link {
  margin: 0;
  font-size: 0.9rem;
}

.page-products .prod-inline-link a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 107, 122, 0.4);
}

.page-products .prod-inline-link a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 更新订阅 ---------- */
.page-products .prod-subscribe {
  position: relative;
  overflow: hidden;
  background: var(--indigo-900);
  color: var(--white);
}

.page-products .prod-subscribe::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0, 229, 255, 0.07) 0,
      rgba(0, 229, 255, 0.07) 1px,
      transparent 1px,
      transparent 48px
    );
  pointer-events: none;
}

.page-products .prod-subscribe > .wrap {
  position: relative;
  z-index: 1;
}

.page-products .prod-subscribe-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-products .prod-subscribe h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4vw, 2.75rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-products .prod-subscribe-lede {
  margin: 0 0 1.5rem;
  max-width: 50ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .prod-subscribe-list {
  display: grid;
  gap: 0;
  margin: 0 0 1.75rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--prod-line-cyan);
}

.page-products .prod-subscribe-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.75rem;
  padding: 0.75rem 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid var(--prod-line-cyan);
}

.page-products .prod-subscribe-num {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-products .prod-subscribe .btn-ghost {
  color: var(--white);
  border-color: rgba(0, 229, 255, 0.5);
}

.page-products .prod-subscribe-note {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}

.page-products .prod-subscribe-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.45);
}

.page-products .prod-subscribe-grid .media-frame {
  margin: 0;
  border: 1px solid var(--prod-line-cyan);
}

.page-products .prod-subscribe-grid img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 版本与批次 ---------- */
.page-products .prod-batch {
  background: var(--paper);
}

.page-products .prod-batch-grid {
  display: grid;
  gap: 1px;
  background: var(--prod-line-strong);
  border: 1px solid var(--prod-line-strong);
}

.page-products .prod-batch-card {
  padding: 1.25rem 1.2rem 1.35rem;
  background: var(--white);
}

.page-products .prod-batch-card--amber {
  background: #fff6e5;
  box-shadow: inset 0 3px 0 var(--amber);
}

.page-products .prod-batch-kicker {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-products .prod-batch-value {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .prod-batch-card p:last-child {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .prod-batch-foot {
  margin: clamp(1.5rem, 3vw, 2rem) 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .prod-batch-foot a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 107, 122, 0.4);
}

.page-products .prod-batch-foot a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 结尾 ---------- */
.page-products .prod-cta {
  background: var(--indigo-700);
  color: var(--white);
}

.page-products .prod-cta h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-products .prod-cta-lede {
  max-width: 52ch;
  margin: 0 0 1.5rem;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

.page-products .prod-cta .btn-ghost {
  color: var(--white);
  border-color: rgba(0, 229, 255, 0.5);
}

.page-products .prod-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 1.75rem 0 0;
  padding: 1.25rem 0 0;
  list-style: none;
  border-top: 1px solid rgba(0, 229, 255, 0.22);
}

.page-products .prod-cta-links a {
  font-size: 0.9rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
}

.page-products .prod-cta-links a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-panel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .prod-metrics {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .prod-metrics li {
    border-bottom: 0;
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-products .prod-diff-foot {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .prod-mobile-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.7fr);
  }

  .page-products .prod-subscribe-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

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

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

@media (min-width: 1040px) {
  .page-products .prod-panel-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-eyebrow::before {
    animation: none;
  }

  .page-products .prod-panel {
    transition: none;
  }
}
<<<END>>>