.page-products {
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(24px, 5vw, 56px) 0 clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--line-faint) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, var(--line-faint) 0 1px, transparent 1px 88px);
  opacity: 0.75;
}

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

.page-products .prod-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .prod-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: end;
}

.page-products .prod-hero__lead h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 10px 0 18px;
  text-wrap: balance;
}

.page-products .prod-hero__lead .lede {
  max-width: 58ch;
  color: var(--mist);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-products .prod-hero__aside {
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-md);
  background: var(--ink-850);
  padding: clamp(18px, 3vw, 26px);
}

.page-products .prod-hero__facts {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
  color: var(--paper);
}

.page-products .prod-hero__facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .prod-hero__facts .num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--signal);
  min-width: 46px;
}

.page-products .prod-hero__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

/* ---------- 三档订阅 ---------- */
.page-products .prod-plans {
  padding-top: clamp(36px, 6vw, 72px);
}

.page-products .prod-plans__grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-products .plan-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 30px) clamp(18px, 2.6vw, 26px) clamp(20px, 3vw, 26px);
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .plan-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--signal);
}

.page-products .plan-card--amber::before {
  background: var(--amber);
}

.page-products .plan-card--edge::before {
  background: var(--ink-600);
}

.page-products .plan-card:hover,
.page-products .plan-card:focus-within {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-products .plan-card__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--grey);
}

.page-products .plan-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-products .plan-card__desc {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .plan-card__specs {
  margin: 4px 0 0;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line-faint);
  padding-top: 14px;
}

.page-products .plan-card__specs div {
  display: grid;
  gap: 3px;
}

.page-products .plan-card__specs dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--signal-soft);
}

.page-products .plan-card__specs dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--paper);
}

.page-products .plan-card .tag {
  align-self: flex-start;
  margin-top: auto;
}

@media (min-width: 780px) {
  .page-products .prod-plans__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }
}

/* ---------- 图片容器 ---------- */
.page-products .prod-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

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

.page-products .prod-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

.page-products .prod-figure--plans {
  max-width: 780px;
}

/* ---------- 订阅总览（纸色区） ---------- */
.page-products .section--paper {
  background: var(--paper);
  color: var(--ink-900);
}

.page-products .block-title {
  color: var(--ink-900);
}

.page-products .block-copy {
  color: var(--ink-700);
}

.page-products .prod-overview__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
}

.page-products .prod-overview__list {
  list-style: none;
  margin: clamp(16px, 2.6vw, 24px) 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .prod-overview__list li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-800);
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(23, 68, 55, 0.14);
}

.page-products .prod-overview__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .prod-overview__list strong {
  color: var(--ink-900);
  font-weight: 700;
}

.page-products .prod-overview__dot {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--ink-600);
  box-shadow: 0 0 0 4px rgba(46, 122, 100, 0.16);
}

.page-products .prod-inline-link {
  display: inline-block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 2px solid var(--ink-600);
  padding-bottom: 2px;
}

.page-products .prod-inline-link:hover,
.page-products .prod-inline-link:focus-visible {
  color: var(--ink-900);
  border-bottom-color: var(--amber);
}

.page-products .prod-overview__figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-products .prod-overview__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

/* ---------- 变更记录 ---------- */
.page-products .prod-changes__top {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .legend-grid {
  display: grid;
  gap: 12px;
}

.page-products .legend-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  background: var(--ink-850);
}

.page-products .legend-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .legend-card h3 {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.page-products .legend-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .prod-figure--changes {
  margin: 0;
}

@media (min-width: 640px) {
  .page-products .legend-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-products .prod-changes__top {
    grid-template-columns: minmax(0, 1fr) 360px;
    align-items: start;
  }
}

.page-products .change-table {
  margin-top: clamp(24px, 3.6vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-850);
}

.page-products .change-row--head {
  display: none;
}

.page-products .change-row {
  display: grid;
  gap: 0;
  border-bottom: 1px solid var(--line-faint);
}

.page-products .change-row:last-child {
  border-bottom: 0;
}

.page-products .change-head {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--signal);
  padding: 14px 18px;
  background: var(--ink-800);
}

.page-products .change-cell {
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  border-top: 1px dashed var(--line-faint);
}

.page-products .change-row .change-cell:first-child {
  border-top: 0;
  color: var(--signal-soft);
  font-weight: 600;
}

.page-products .change-cell__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 4px;
}

@media (min-width: 860px) {
  .page-products .change-row--head,
  .page-products .change-row {
    grid-template-columns: 1.15fr 1fr 1fr 1.15fr;
  }

  .page-products .change-cell {
    border-top: 0;
    border-left: 1px solid var(--line-faint);
    padding: 18px 20px;
  }

  .page-products .change-row .change-cell:first-child {
    border-left: 0;
  }

  .page-products .change-cell__label {
    display: none;
  }
}

.page-products .prod-changes__foot {
  margin-top: 16px;
  font-size: 13px;
  color: var(--grey);
}

.page-products .prod-changes__foot a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .prod-changes__foot a:hover,
.page-products .prod-changes__foot a:focus-visible {
  border-bottom-color: var(--signal);
}

/* ---------- 平板体验 ---------- */
.page-products .prod-device__layout {
  display: grid;
  gap: clamp(22px, 3.4vw, 38px);
  margin-top: clamp(20px, 3vw, 30px);
  align-items: start;
}

.page-products .prod-figure--device {
  margin: 0;
}

.page-products .device-switch .filter-bar {
  margin-bottom: 16px;
}

.page-products .device-panels {
  display: grid;
  gap: 12px;
}

.page-products .device-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-850);
  padding: 16px 18px 18px;
}

.page-products .device-panel__svg {
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  margin-bottom: 10px;
}

.page-products .device-panel h3 {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--signal);
}

.page-products .device-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .device-panels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-products .prod-device__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

/* ---------- 日常管理 ---------- */
.page-products .manage-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.page-products .manage-step {
  position: relative;
  padding: 18px 18px 18px 20px;
  background: #ffffff;
  border: 1px solid rgba(23, 68, 55, 0.16);
  border-left: 4px solid var(--ink-600);
  border-radius: var(--radius-md);
}

.page-products .manage-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .manage-step h3 {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-products .manage-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-700);
}

@media (min-width: 820px) {
  .page-products .manage-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-top: 2px solid var(--ink-600);
    padding-top: 22px;
  }

  .page-products .manage-step {
    border: 0;
    border-radius: 0;
    border-right: 1px solid rgba(23, 68, 55, 0.16);
    background: transparent;
    padding: 0 18px 0 0;
    border-left: 0;
  }

  .page-products .manage-step:last-child {
    border-right: 0;
    padding-right: 0;
  }

  .page-products .manage-step::before {
    content: "";
    position: absolute;
    top: -30px;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ink-600);
    box-shadow: 0 0 0 4px rgba(46, 122, 100, 0.18);
  }
}

.page-products .prod-figure--manage figcaption {
  color: var(--ink-700);
}

/* ---------- 开始订阅 ---------- */
.page-products .prod-start {
  border-top: 1px solid var(--line);
  padding-bottom: clamp(36px, 6vw, 72px);
}

.page-products .prod-start__inner {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  align-items: end;
}

.page-products .prod-start__copy p {
  max-width: 56ch;
  margin: 10px 0 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-products .prod-start__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .prod-start__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: clamp(24px, 3.4vw, 36px);
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

.page-products .prod-start__links a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .prod-start__links a:hover,
.page-products .prod-start__links a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

@media (min-width: 900px) {
  .page-products .prod-start__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .plan-card,
  .page-products .prod-start__links a {
    transition: none;
  }

  .page-products .plan-card:hover,
  .page-products .plan-card:focus-within {
    transform: none;
  }
}
<<<END>>>