.page-products {
  --pg-section-gap: clamp(48px, 7vw, 88px);
  background: var(--c-ink);
  color: var(--c-paper);
  padding-bottom: clamp(24px, 4vw, 48px);
}

.page-products figure,
.page-products .band-figure {
  margin: 0;
}

.page-products .display {
  margin: 0;
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 6.4vw, 54px);
}

.page-products .display--sm {
  font-size: clamp(24px, 4.4vw, 36px);
}

.page-products h1.display {
  font-size: clamp(34px, 8.6vw, 64px);
}

.page-products h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .prose {
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-muted);
  margin: 0;
}

.page-products .pg-section {
  padding: var(--pg-section-gap) 0;
}

.page-products .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}

/* ---------- 首屏 ---------- */
.page-products .pg-hero {
  padding: clamp(14px, 2.4vw, 26px) 0 clamp(20px, 3vw, 30px);
}

.page-products .hero-grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-products .hero-copy .lede {
  margin: 16px 0 0;
  max-width: 30em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-paper);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .hero-board {
  position: relative;
  overflow: hidden;
  background: var(--c-band);
  border-radius: 20px;
  padding: 16px 20px 16px 24px;
}

.page-products .hero-board::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: repeating-linear-gradient(to bottom, var(--c-cyan) 0 3px, transparent 3px 13px);
  opacity: 0.55;
}

.page-products .board-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid var(--c-line);
}

.page-products .board-row:first-child {
  border-top: 0;
}

.page-products .board-key {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-products .board-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 28px);
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  line-height: 1;
}

.page-products .board-num i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin-left: 4px;
}

.page-products .band-figure {
  margin-top: clamp(26px, 4vw, 42px);
}

.page-products .band-figure--flush {
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-products .media-frame {
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--c-line);
  background: var(--c-surface);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-caption {
  margin: 10px 2px 0;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--c-muted);
}

/* ---------- 平台切换 ---------- */
.page-products .plat-radio,
.page-products .fmt-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .plat-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 14px;
  -webkit-overflow-scrolling: touch;
}

.page-products .plat-tab {
  flex: 0 0 auto;
  cursor: pointer;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: transparent;
  color: var(--c-muted);
  font-size: 13px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  transition: color 0.16s var(--ease), background 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .plat-tab:hover {
  color: var(--c-paper);
  border-color: var(--c-cyan);
}

.page-products .plat-radio:focus-visible ~ .plat-tabs {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 999px;
}

.page-products .plat-panel {
  display: none;
  background: var(--c-band);
  border-radius: 20px;
  padding: 22px;
}

.page-products #plat-web:checked ~ .plat-tabs label[for="plat-web"],
.page-products #plat-win:checked ~ .plat-tabs label[for="plat-win"],
.page-products #plat-mac:checked ~ .plat-tabs label[for="plat-mac"],
.page-products #plat-ios:checked ~ .plat-tabs label[for="plat-ios"],
.page-products #plat-android:checked ~ .plat-tabs label[for="plat-android"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 700;
}

.page-products #plat-web:checked ~ .plat-panels .plat-panel[data-plat="web"],
.page-products #plat-win:checked ~ .plat-panels .plat-panel[data-plat="win"],
.page-products #plat-mac:checked ~ .plat-panels .plat-panel[data-plat="mac"],
.page-products #plat-ios:checked ~ .plat-panels .plat-panel[data-plat="ios"],
.page-products #plat-android:checked ~ .plat-panels .plat-panel[data-plat="android"] {
  display: grid;
  gap: 4px;
}

.page-products .plat-list {
  margin: 14px 0 0;
  display: grid;
  gap: 14px;
}

.page-products .plat-list > div {
  display: grid;
  gap: 3px;
}

.page-products .plat-list dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-mist);
}

.page-products .plat-list dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-paper);
}

/* ---------- 组合筛选 ---------- */
.page-products .filter-demo {
  background: var(--c-band);
  border-radius: 22px;
  padding: clamp(18px, 3vw, 28px);
}

.page-products .fd-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-products .fd-row:first-child {
  padding-top: 4px;
}

.page-products .fd-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-cyan);
  padding-top: 3px;
  letter-spacing: 0.06em;
}

.page-products .fd-body p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
  max-width: 40em;
}

.page-products .fd-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-products .fd-chip {
  font-size: 12px;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  color: var(--c-muted);
  letter-spacing: 0.03em;
}

.page-products .fd-chip--on {
  background: rgba(20, 242, 200, 0.12);
  border-color: var(--c-cyan);
  color: var(--c-mist);
  font-weight: 600;
}

.page-products .fd-result {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding-top: 20px;
}

.page-products .fd-count {
  font-family: var(--font-mono);
  font-size: clamp(44px, 11vw, 68px);
  line-height: 0.92;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-products .fd-unit {
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
  letter-spacing: 0.02em;
}

.page-products .fd-note {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
  max-width: 40em;
}

/* ---------- 步骤路径 ---------- */
.page-products .path {
  list-style: none;
  counter-reset: pstep;
  margin: 0;
  padding: 0;
}

.page-products .path li {
  position: relative;
  padding: 0 0 26px 44px;
  counter-increment: pstep;
}

.page-products .path li:last-child {
  padding-bottom: 0;
}

.page-products .path li::before {
  content: counter(pstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--c-cyan);
  background: var(--c-surface);
  color: var(--c-cyan);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.02em;
  display: grid;
  place-items: center;
}

.page-products .path li::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: var(--c-line);
}

.page-products .path li:last-child::after {
  display: none;
}

.page-products .path p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
  max-width: 38em;
}

.page-products .path--compact li {
  padding-bottom: 20px;
}

.page-products .path-note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
  max-width: 40em;
}

.page-products .path-note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 242, 200, 0.4);
}

.page-products .path-note a:hover {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 小屏 ---------- */
.page-products .mobile-grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-products .behave {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .behave li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
}

.page-products .behave li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c-cyan);
  opacity: 0.8;
}

.page-products .behave strong {
  color: var(--c-paper);
  font-weight: 700;
  margin-right: 8px;
}

.page-products .mobile-figure .media-frame--tall {
  max-width: 460px;
}

/* ---------- 订阅提醒 ---------- */
.page-products .alerts-grid {
  display: grid;
  gap: 2px;
  background: var(--c-line);
  border-radius: 20px;
  overflow: hidden;
}

.page-products .alert-item {
  background: var(--c-band);
  padding: 22px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .alert-item .tag {
  justify-self: start;
}

.page-products .alert-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
}

.page-products .alerts-tail {
  display: grid;
  gap: 26px;
  margin-top: clamp(26px, 4vw, 40px);
  align-items: start;
}

.page-products .alerts-figure .media-frame {
  border-radius: 18px;
}

/* ---------- 档位 ---------- */
.page-products .plans {
  display: grid;
  gap: 14px;
}

.page-products .plan {
  background: var(--c-surface);
  border-radius: 20px;
  padding: 22px;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .plan--gold {
  background: linear-gradient(165deg, rgba(255, 176, 32, 0.16), var(--c-surface) 62%);
  box-shadow: inset 0 0 0 1px rgba(255, 176, 32, 0.35);
}

.page-products .plan h3 {
  font-size: 18px;
  letter-spacing: 0.02em;
}

.page-products .plan--gold h3 {
  color: var(--c-sand);
}

.page-products .plan ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .plan li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.68;
  color: var(--c-muted);
}

.page-products .plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--c-line);
}

.page-products .plan--gold li::before {
  background: var(--c-gold);
}

/* ---------- 导出 ---------- */
.page-products .fmt-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: var(--c-band);
  border: 1px solid var(--c-line);
}

.page-products .fmt-tab {
  cursor: pointer;
  padding: 8px 20px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-muted);
  transition: color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-products .fmt-radio:focus-visible ~ .fmt-tabs {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-products #fmt-csv:checked ~ .fmt-tabs label[for="fmt-csv"],
.page-products #fmt-json:checked ~ .fmt-tabs label[for="fmt-json"] {
  background: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 700;
}

.page-products .fmt-panels {
  margin-top: 20px;
}

.page-products .fmt-panel {
  display: none;
  background: var(--c-band);
  border-radius: 20px;
  padding: clamp(18px, 3vw, 26px);
}

.page-products #fmt-csv:checked ~ .fmt-panels .fmt-panel[data-fmt="csv"],
.page-products #fmt-json:checked ~ .fmt-panels .fmt-panel[data-fmt="json"] {
  display: block;
}

.page-products .fmt-panel p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
  max-width: 40em;
}

.page-products .field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 8px;
  margin-top: 16px;
}

.page-products .field {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--c-mist);
  background: var(--c-surface);
  border-radius: 8px;
  padding: 8px 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-products .fmt-panel .fmt-use {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  color: var(--c-sand);
  font-size: 13px;
}

/* ---------- 版本树 ---------- */
.page-products .vlist {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .vlist::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(to bottom, var(--c-gold), var(--c-line) 70%);
}

.page-products .vnode {
  position: relative;
  padding-left: 38px;
  margin-bottom: 6px;
}

.page-products .vnode::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 17px;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--c-band);
  border: 1px solid var(--c-gold);
  transform: rotate(45deg);
}

.page-products .vnode details {
  border-bottom: 1px solid var(--c-line);
}

.page-products .vnode summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 14px 0;
}

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

.page-products .vnode summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-products .vtag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-gold);
}

.page-products .vtitle {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-paper);
}

.page-products .vnode p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-muted);
  max-width: 40em;
}

/* ---------- 收尾 ---------- */
.page-products .pg-closing {
  padding-bottom: clamp(32px, 5vw, 56px);
}

.page-products .closing {
  background: var(--c-band);
  border-radius: 24px;
  padding: clamp(24px, 4vw, 42px);
  display: grid;
  gap: 16px;
}

.page-products .closing-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .plat-panel {
    grid-template-columns: minmax(0, 170px) minmax(0, 1fr);
    gap: 6px 26px;
    align-items: start;
    padding: 26px;
  }

  .page-products .plat-panel h3 {
    padding-top: 2px;
  }

  .page-products .plat-list {
    margin-top: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
  }

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

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

@media (min-width: 880px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .mobile-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-products .alerts-tail {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(26px, 4vw, 48px);
  }
}

@media (max-width: 420px) {
  .page-products .fd-row {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 8px;
  }

  .page-products .plat-tab {
    padding: 9px 14px;
    font-size: 12px;
  }

  .page-products .field {
    font-size: 11px;
  }
}
<<<END>>>