.page-products {
  --pp-card: rgba(29, 58, 48, .55);
  --pp-card-deep: rgba(6, 20, 15, .48);
  --pp-hair: rgba(110, 122, 116, .30);
  --pp-hair-strong: rgba(110, 122, 116, .48);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .product-hero {
  position: relative;
  padding-block: clamp(64px, 11vw, 132px) clamp(40px, 6vw, 76px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(56, 242, 194, .10), transparent 58%),
    linear-gradient(180deg, var(--jj-deep), var(--jj-night));
  overflow: hidden;
}

.page-products .product-hero::after {
  content: "";
  position: absolute;
  right: -18%;
  bottom: -58%;
  width: 56vw;
  height: 56vw;
  background: radial-gradient(circle, rgba(233, 169, 63, .13), transparent 62%);
  pointer-events: none;
}

.page-products .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  margin-top: clamp(24px, 4vw, 40px);
}

@media (min-width: 880px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(240px, .7fr);
    align-items: center;
  }
}

.page-products .hero-title {
  margin: 0;
  font-size: clamp(38px, 8.6vw, 82px);
  line-height: .98;
  letter-spacing: -.02em;
  font-weight: 700;
  color: var(--jj-cream);
}

.page-products .hero-lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 46ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--jj-cream-86);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(24px, 3.4vw, 34px);
}

.page-products .btn--jumbo {
  padding: 18px 34px;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: .01em;
  box-shadow: 0 16px 40px rgba(56, 242, 194, .18);
}

.page-products .hero-device {
  margin: 0;
}

.page-products .hero-device .media-frame {
  max-width: 360px;
  margin-inline: auto;
  border-radius: 26px;
  border: 1px solid var(--pp-hair-strong);
  box-shadow: 0 28px 70px rgba(6, 20, 15, .68), 0 0 0 6px rgba(6, 20, 15, .5);
}

@media (min-width: 880px) {
  .page-products .hero-device .media-frame {
    margin-inline: 0 auto;
  }
}

.page-products .req-strip {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: clamp(36px, 6vw, 68px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pp-hair-strong);
}

@media (min-width: 640px) {
  .page-products .req-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .req-strip li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-hair);
}

@media (min-width: 640px) {
  .page-products .req-strip li {
    padding: 20px 22px 20px 0;
    border-bottom: 0;
    border-right: 1px solid var(--pp-hair);
  }

  .page-products .req-strip li:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

.page-products .req-strip__k {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jj-cream-55);
}

.page-products .req-strip__v {
  font-family: var(--jj-display);
  font-size: clamp(17px, 2vw, 20px);
  letter-spacing: -.01em;
  color: var(--jj-cream);
}

/* ---------- 功能模块 ---------- */
.page-products .feature-list {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  border-top: 1px solid var(--pp-hair-strong);
}

.page-products .feature-item {
  display: grid;
  gap: 8px;
  padding: 26px 0;
  border-bottom: 1px solid var(--pp-hair);
}

@media (min-width: 820px) {
  .page-products .feature-item {
    grid-template-columns: 76px minmax(170px, 250px) minmax(0, 1fr);
    align-items: baseline;
    gap: 32px;
    padding: 30px 0;
  }

  .page-products .feature-item:nth-child(even) {
    padding-left: clamp(0px, 3vw, 46px);
  }
}

.page-products .feature-no {
  font-size: 15px;
  letter-spacing: .12em;
  color: var(--jj-cyan);
}

.page-products .feature-title {
  margin: 0;
  font-family: var(--jj-serif);
  font-weight: 600;
  font-size: clamp(19px, 2.4vw, 24px);
  color: var(--jj-cream);
}

.page-products .feature-item p {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--jj-cream-72);
}

/* ---------- 机型适配 ---------- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 3.4vw, 36px) 0 18px;
}

.page-products .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--pp-hair-strong);
  border-radius: var(--jj-radius);
  background: var(--pp-card-deep);
  -webkit-overflow-scrolling: touch;
}

.page-products .spec-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .spec-table caption {
  padding: 16px 20px;
  text-align: left;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--jj-cream-55);
}

.page-products .spec-table th,
.page-products .spec-table td {
  padding: 15px 20px;
  text-align: left;
  border-bottom: 1px solid var(--pp-hair);
  white-space: nowrap;
}

.page-products .spec-table thead th {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  color: var(--jj-cream-55);
  border-bottom-color: var(--pp-hair-strong);
}

.page-products .spec-table tbody td {
  font-size: 13.5px;
  color: var(--jj-cream-86);
}

.page-products .spec-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .spec-table tbody tr:hover {
  background: rgba(56, 242, 194, .06);
}

.page-products .device-shot {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

.page-products .speed-panel {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
  margin-top: clamp(32px, 5vw, 54px);
  padding-top: clamp(28px, 4vw, 44px);
  border-top: 1px dashed var(--pp-hair-strong);
}

@media (min-width: 900px) {
  .page-products .speed-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: center;
  }
}

.page-products .speed-title {
  margin: 0 0 14px;
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 600;
  color: var(--jj-cream);
}

.page-products .speed-copy p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--jj-cream-72);
}

.page-products .speed-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .speed-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pp-hair);
  font-size: 13.5px;
  color: var(--jj-cream-55);
}

.page-products .speed-list li span:last-child {
  color: var(--jj-amber);
}

.page-products .speed-shot {
  margin: 0;
}

.page-products .aside-note {
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 18px 22px;
  border-left: 3px solid var(--jj-cyan);
  border-radius: 0 var(--jj-radius) var(--jj-radius) 0;
  background: rgba(56, 242, 194, .06);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--jj-cream-86);
}

/* ---------- 版本演进 ---------- */
.page-products .version-track {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 42px);
}

@media (min-width: 900px) {
  .page-products .version-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .version-track > *:nth-child(2) {
    transform: translateY(26px);
  }
}

.page-products .version-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 26px 24px;
}

.page-products .version-card--current {
  border-color: rgba(233, 169, 63, .62);
  box-shadow: 0 0 0 1px rgba(233, 169, 63, .26), 0 20px 48px rgba(6, 20, 15, .55);
}

.page-products .version-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jj-cream-55);
}

.page-products .version-card--current .version-tag {
  color: var(--jj-amber);
}

.page-products .version-no {
  margin: 0;
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--jj-cream);
}

.page-products .version-notes {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--jj-cream-72);
}

.page-products .version-more {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--pp-hair-strong);
}

.page-products .version-more summary {
  cursor: pointer;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--jj-cyan);
}

.page-products .version-more summary:focus-visible {
  outline: 2px solid var(--jj-cyan);
  outline-offset: 4px;
}

.page-products .version-more ul {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .version-more li {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--pp-hair);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--jj-cream-72);
}

@media (min-width: 720px) {
  .page-products .version-more li {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

.page-products .vm-no {
  color: var(--jj-cream);
  font-size: 14px;
}

.page-products .version-shot {
  margin: clamp(30px, 4.4vw, 48px) 0 0;
}

/* ---------- 安装上手 ---------- */
.page-products .step-list {
  list-style: none;
  counter-reset: ppstep;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

@media (min-width: 900px) {
  .page-products .step-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }
}

.page-products .step-list li {
  counter-increment: ppstep;
  position: relative;
  padding: 24px 24px 24px 68px;
  border-left: 2px solid rgba(56, 242, 194, .42);
  border-radius: 0 var(--jj-radius) var(--jj-radius) 0;
  background: linear-gradient(135deg, var(--pp-card), rgba(11, 35, 28, .35));
}

.page-products .step-list li::before {
  content: counter(ppstep, decimal-leading-zero);
  position: absolute;
  top: 24px;
  left: 22px;
  font-family: var(--jj-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--jj-cyan);
}

.page-products .step-list h3 {
  margin: 0 0 8px;
  font-family: var(--jj-serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--jj-cream);
}

.page-products .step-list p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--jj-cream-72);
}

.page-products .step-shot {
  margin: clamp(30px, 4.4vw, 48px) 0 0;
}

/* ---------- 问题指引 ---------- */
.page-products .help-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 42px);
}

@media (min-width: 700px) {
  .page-products .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .help-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .help-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 24px 22px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--pp-hair-strong);
  border-radius: var(--jj-radius);
  background: var(--pp-card-deep);
  transition: transform .25s var(--jj-ease), border-color .25s var(--jj-ease), background-color .25s var(--jj-ease);
}

.page-products .help-card:hover {
  transform: translateY(-2px);
  border-color: var(--jj-cyan);
  background: rgba(56, 242, 194, .07);
}

.page-products .help-card:focus-visible {
  outline: 2px solid var(--jj-cyan);
  outline-offset: 3px;
}

.page-products .help-card h3 {
  margin: 0;
  font-family: var(--jj-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  color: var(--jj-cream);
}

.page-products .help-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--jj-cream-72);
}

.page-products .help-card__more {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--jj-cyan);
}

/* ---------- 通用图片约束 ---------- */
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (max-width: 480px) {
  .page-products .step-list li {
    padding: 22px 20px 22px 60px;
  }

  .page-products .step-list li::before {
    left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .help-card {
    transition: none;
  }

  .page-products .help-card:hover {
    transform: none;
  }
}
<<<END>>>