.page-products {
  --prod-gap: 26px;
  --prod-amber: var(--amber-500);
  --prod-wine: var(--wine-700);
  --prod-indigo: var(--indigo-600);
  --prod-signal: var(--signal-500);
}

.page-products .prod-intro {
  padding-top: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--rule-dark);
}

.page-products .prod-intro h1 {
  font-family: var(--font-head);
  font-size: 28px;
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--ink-950);
  margin: 10px 0 14px;
  max-width: 22em;
}

.page-products .prod-intro .lead {
  max-width: 60em;
  color: var(--slate-700);
}

.page-products .prod-intro .lead a {
  color: var(--ink-800);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--amber-500);
}

.page-products .prod-quick {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule-dark);
  border: 1px solid var(--rule-dark);
}

.page-products .prod-quick li {
  background: var(--paper-card);
  padding: 12px 14px;
  font-size: 14px;
  color: var(--slate-700);
  display: flex;
  align-items: baseline;
  gap: 8px;
  line-height: 1.5;
}

.page-products .prod-quick .mono {
  color: var(--ink-950);
  font-weight: 700;
  font-size: 15px;
}

.page-products .prod-block {
  padding-top: 44px;
}

.page-products .prod-sec-head h2,
.page-products .prod-cycle h2,
.page-products .prod-cta-panel h2 {
  font-family: var(--font-head);
  font-size: 23px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-950);
  margin: 8px 0 10px;
}

.page-products .prod-sec-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-700);
  max-width: 60em;
}

/* 三档方案 */
.page-products .prod-plan-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--rule-dark);
  background: var(--paper-card);
}

.page-products .prod-plan {
  padding: 20px 18px 22px;
  border-top: 4px solid var(--silver-300);
  border-bottom: 1px solid var(--rule-dark-soft);
  display: flex;
  flex-direction: column;
}

.page-products .prod-plan:last-child {
  border-bottom: 0;
}

.page-products .prod-plan--light { border-top-color: var(--prod-amber); }
.page-products .prod-plan--standard { border-top-color: var(--prod-signal); }
.page-products .prod-plan--full { border-top-color: var(--prod-indigo); }

.page-products .prod-plan-code {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate-700);
}

.page-products .prod-plan h3 {
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink-950);
  margin: 6px 0 0;
  line-height: 1.35;
}

.page-products .prod-plan dl {
  margin: 14px 0 18px;
  display: grid;
  grid-template-columns: 5.4em minmax(0, 1fr);
  gap: 9px 10px;
  flex: 1 1 auto;
}

.page-products .prod-plan dt {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-700);
  letter-spacing: 0.02em;
}

.page-products .prod-plan dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-950);
}

.page-products .prod-plan .btn {
  align-self: flex-start;
}

/* 表格 */
.page-products .prod-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--rule-dark);
  background: var(--paper-card);
}

.page-products .prod-table-wrap:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-products .prod-table-wrap .data-table {
  min-width: 700px;
  width: 100%;
}

.page-products .prod-table-wrap .data-table caption {
  text-align: left;
  padding: 12px 14px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-700);
  border-bottom: 1px solid var(--rule-dark-soft);
  background: var(--paper-100);
}

.page-products .prod-table-wrap .data-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 2;
  text-align: left;
  font-weight: 700;
  white-space: nowrap;
  background: var(--paper-100);
  box-shadow: inset -1px 0 0 var(--rule-dark-soft);
}

.page-products .prod-table-wrap .data-table tbody tr:nth-child(even) th[scope="row"] {
  background: var(--cream-200);
}

.page-products .prod-table-wrap .data-table tbody th[scope="row"].mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate-700);
}

.page-products .prod-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-950);
  white-space: nowrap;
}

.page-products .prod-price-table tbody td:last-child {
  min-width: 15em;
}

/* 提示块 */
.page-products .note {
  margin-top: 18px;
}

/* 周期区 */
.page-products .prod-cycle {
  margin-top: 6px;
  padding: 26px 20px 28px;
  color: var(--paper-100);
  background-color: var(--prod-indigo);
  background-image:
    linear-gradient(var(--grid-line-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-light) 1px, transparent 1px);
  background-size: 34px 34px;
  border: 1px solid rgba(198, 206, 214, 0.28);
}

.page-products .prod-cycle h2 {
  color: var(--paper-100);
  margin-top: 0;
}

.page-products .prod-cycle-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.82);
  max-width: 52em;
}

.page-products .prod-cycle-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .prod-cycle-item {
  border-top: 1px solid rgba(198, 206, 214, 0.4);
  padding-top: 12px;
}

.page-products .prod-cycle-item .mono {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber-500);
}

.page-products .prod-cycle-item strong {
  display: block;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper-100);
  margin: 6px 0 6px;
}

.page-products .prod-cycle-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.8);
}

/* 适配清单 */
.page-products .prod-adapt-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .prod-adapt {
  border: 1px solid var(--rule-dark);
  border-left: 3px solid var(--silver-300);
  background: var(--paper-card);
  padding: 16px 15px 18px;
}

.page-products .prod-adapt--light { border-left-color: var(--prod-amber); }
.page-products .prod-adapt--standard { border-left-color: var(--prod-signal); }
.page-products .prod-adapt--wide { border-left-color: var(--prod-indigo); }
.page-products .prod-adapt--print { border-left-color: var(--prod-wine); }

.page-products .prod-adapt .mono {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate-700);
}

.page-products .prod-adapt h3 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-950);
  margin: 6px 0 8px;
  line-height: 1.4;
}

.page-products .prod-adapt p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate-700);
}

/* 步骤 */
.page-products .prod-steps {
  margin-top: 22px;
}

.page-products .prod-steps h3 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-950);
  margin: 0 0 6px;
  line-height: 1.4;
}

.page-products .prod-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-700);
}

.page-products .prod-steps a {
  color: var(--ink-800);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--amber-500);
}

/* 收尾 */
.page-products .prod-cta {
  padding-top: 46px;
  padding-bottom: 54px;
}

.page-products .prod-cta-panel {
  border: 1px solid var(--rule-dark);
  border-top: 4px solid var(--prod-amber);
  background: var(--paper-card);
  padding: 24px 20px 26px;
}

.page-products .prod-cta-panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate-700);
  max-width: 56em;
}

.page-products .prod-cta-panel h2 {
  margin-top: 8px;
}

.page-products .prod-cta-actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .prod-cta-note {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-700);
  padding-top: 14px;
  border-top: 1px solid var(--rule-dark-soft);
}

.page-products .prod-cta-note a {
  color: var(--ink-800);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--wine-700);
}

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

.page-products .fig-cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-700);
}

.page-products .fig-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* 中屏 */
@media (min-width: 640px) {
  .page-products .prod-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .prod-adapt-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .prod-cycle-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 宽屏 */
@media (min-width: 900px) {
  .page-products .prod-intro {
    padding-top: 34px;
    padding-bottom: 26px;
  }
  .page-products .prod-intro h1 {
    font-size: 40px;
    line-height: 1.2;
  }
  .page-products .prod-sec-head h2,
  .page-products .prod-cycle h2,
  .page-products .prod-cta-panel h2 {
    font-size: 29px;
  }
  .page-products .prod-plan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .prod-plan {
    border-bottom: 0;
    border-right: 1px solid var(--rule-dark-soft);
    padding: 24px 22px 26px;
  }
  .page-products .prod-plan:last-child {
    border-right: 0;
  }
  .page-products .prod-cycle {
    padding: 34px 30px 36px;
  }
  .page-products .prod-adapt-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .prod-cta-panel {
    padding: 30px 28px 32px;
  }
  .page-products .fig-frame {
    margin-top: 26px;
  }
}
<<<END>>>