.page-products {
  --pg-shadow: 0 18px 40px -28px rgba(16, 27, 46, .55);
}

.page-products .pg-top {
  padding-top: clamp(14px, 2vw, 24px);
}

/* ============ 首屏 ============ */
.page-products .pg-hero {
  padding-top: clamp(20px, 3vw, 40px);
}

.page-products .pg-hero-grid {
  align-items: start;
  row-gap: clamp(30px, 5vw, 56px);
}

.page-products .pg-hero-copy .display {
  margin: clamp(10px, 1.6vw, 18px) 0 clamp(14px, 2vw, 22px);
}

.page-products .pg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-products .pg-hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.page-products .pg-hero-facts > div {
  padding: 11px 14px 12px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pg-hero-facts dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .pg-hero-facts dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pg-hero-visual {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.4vw, 24px);
}

/* 设备预览 */
.page-products .pg-device {
  width: min(320px, 100%);
  margin: 0 auto;
  padding: 8px;
  background: var(--ink);
  border: 1px solid var(--ink-deep);
  border-radius: 24px;
  box-shadow: var(--pg-shadow);
}

.page-products .pg-device-shell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 12px 16px;
  background: var(--paper);
  border-radius: 17px;
}

.page-products .pg-device-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 9px;
  letter-spacing: .04em;
  color: var(--stone);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.page-products .pg-device-status-mid {
  color: var(--field);
  font-weight: 600;
}

.page-products .pg-mini-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 0 6px;
}

.page-products .pg-mini-title {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.01em;
  font-size: 15px;
  color: var(--ink);
}

.page-products .pg-mini-row {
  display: grid;
  grid-template-columns: 46px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.page-products .pg-mini-league {
  font-size: 11px;
  color: var(--stone);
}

.page-products .pg-mini-score {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .02em;
}

.page-products .pg-mini-row .tag {
  font-size: 9px;
  padding: 2px 5px;
}

.page-products .pg-mini-foot {
  margin-top: 4px;
  font-size: 9px;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-products .pg-hero-figure {
  margin: 0;
}

.page-products .pg-hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-products .pg-hero-figure .media-cap {
  margin-top: 8px;
}

/* ============ 版本对照 ============ */
.page-products .pg-versions-aside h2 {
  margin: 8px 0 10px;
}

.page-products .pg-versions-aside p {
  color: var(--stone);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

.page-products .pg-ver-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pg-ver {
  background: var(--white);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .pg-ver h3 {
  margin: 12px 0 8px;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-products .pg-ver p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-products .pg-ver-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pg-ver-list li {
  position: relative;
  padding: 8px 0 8px 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-products .pg-ver-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--field);
}

.page-products .pg-ver:nth-child(2) .pg-ver-list li::before {
  background: var(--track);
}

/* ============ 三步路径 ============ */
.page-products .pg-steps {
  position: relative;
}

.page-products .pg-steps-head {
  row-gap: 12px;
  align-items: end;
}

.page-products .pg-steps-head h2 {
  margin: 8px 0 0;
  color: var(--paper);
}

.page-products .pg-steps-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-ink);
  border-left: 2px solid var(--track);
  padding-left: 12px;
}

.page-products .pg-step-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-invert);
}

.page-products .pg-step {
  padding: clamp(16px, 2.2vw, 22px) 0 clamp(18px, 2.4vw, 24px);
  border-bottom: 1px solid var(--line-invert);
}

.page-products .pg-step-top {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--track);
}

.page-products .pg-step .step-num {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--score);
}

.page-products .pg-arrow {
  width: 44px;
  height: 12px;
  flex: none;
}

.page-products .pg-step h3 {
  margin: 10px 0 6px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-products .pg-step p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-ink);
}

.page-products .pg-step[data-state="now"] .step-num {
  color: var(--field);
  background: var(--field);
  color: var(--paper);
  padding: 2px 6px;
}

.page-products .pg-steps-figure {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
}

.page-products .pg-steps-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  border: 1px solid var(--line-invert);
}

.page-products .pg-steps-figure .media-cap {
  margin-top: 8px;
  color: var(--on-ink);
}

/* ============ V4 栏目能力 ============ */
.page-products .pg-cap-figure {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .pg-cap-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-products .pg-cap-body h2 {
  margin: 8px 0 12px;
}

.page-products .pg-cap-body > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--stone);
}

.page-products .pg-cap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(18px, 2.4vw, 26px);
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pg-cap-item {
  background: var(--white);
  padding: 14px 16px;
}

.page-products .pg-cap-key {
  display: block;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--field);
  font-weight: 700;
}

.page-products .pg-cap-item p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

/* ============ 会员中心同步 ============ */
.page-products .pg-sync-body h2 {
  margin: 8px 0 12px;
  color: var(--paper);
}

.page-products .pg-sync-body > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--on-ink);
}

.page-products .pg-sync-list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-invert);
}

.page-products .pg-sync-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-invert);
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-ink);
}

.page-products .pg-sync-key {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--score);
  font-weight: 700;
}

.page-products .pg-sync-figure {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .pg-sync-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line-invert);
}

.page-products .pg-sync-figure .media-cap {
  color: var(--on-ink);
}

/* ============ iOS 使用环境 ============ */
.page-products .pg-env-figure {
  margin: 0 0 clamp(24px, 3.4vw, 40px);
}

.page-products .pg-env-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-products .pg-env-grid {
  row-gap: clamp(18px, 2.6vw, 28px);
}

.page-products .pg-env-head h2 {
  margin: 8px 0 10px;
}

.page-products .pg-env-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--stone);
}

.page-products .pg-env-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pg-env-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pg-env-item dt {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--clay);
  font-weight: 700;
}

.page-products .pg-env-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

/* ============ FAQ ============ */
.page-products .pg-faq-aside h2 {
  margin: 8px 0 10px;
}

.page-products .pg-faq-aside p {
  margin: 0 0 clamp(16px, 2.2vw, 22px);
  font-size: 15px;
  line-height: 1.72;
  color: var(--stone);
}

.page-products .pg-acc {
  border-top: 1px solid var(--line);
}

.page-products .pg-acc .acc-item {
  border-bottom: 1px solid var(--line);
}

.page-products .pg-acc .acc-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 16px 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
}

.page-products .pg-acc .acc-trigger:hover .pg-acc-title,
.page-products .pg-acc .acc-trigger:focus-visible .pg-acc-title {
  color: var(--field);
}

.page-products .pg-acc .acc-trigger:focus-visible {
  outline: 2px solid var(--field);
  outline-offset: 3px;
}

.page-products .pg-acc-title {
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.005em;
  transition: color .14s ease;
}

.page-products .pg-acc .acc-sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-products .pg-acc .acc-sign::before,
.page-products .pg-acc .acc-sign::after {
  content: "";
  position: absolute;
  background: var(--track);
}

.page-products .pg-acc .acc-sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .pg-acc .acc-sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform .14s ease, opacity .14s ease;
}

.page-products .pg-acc .acc-item[data-open="true"] .acc-sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-products .pg-acc .acc-panel {
  padding: 0 0 18px;
}

.page-products .pg-acc .acc-panel p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-products .pg-acc .acc-item[data-open="false"] .acc-panel {
  display: none;
}

/* ============ CTA ============ */
.page-products .pg-cta-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  align-items: end;
}

.page-products .pg-cta-copy h2 {
  margin: 8px 0 10px;
  color: var(--paper);
}

.page-products .pg-cta-copy p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-ink);
}

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

/* ============ 响应式 ============ */
@media (min-width: 680px) {
  .page-products .pg-ver-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pg-step-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: clamp(16px, 2.6vw, 32px);
    border-top: 0;
  }

  .page-products .pg-step {
    border-top: 2px solid var(--line-invert);
    border-bottom: 0;
    padding-top: 16px;
  }

  .page-products .pg-step[data-state="now"] {
    border-top-color: var(--field);
  }

  .page-products .pg-sync-list li {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

  .page-products .pg-env-item {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 1024px) {
  .page-products .pg-hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-products .pg-cta-inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }

  .page-products .pg-cta-actions {
    justify-content: flex-end;
  }

  .page-products .pg-hero-visual {
    position: sticky;
    top: 88px;
  }
}

@media (max-width: 679px) {
  .page-products .pg-device {
    width: min(280px, 100%);
  }

  .page-products .pg-arrow {
    width: 32px;
  }

  .page-products .pg-cta-actions .btn {
    flex: 1 1 auto;
  }
}
<<<END>>>