.page-products {
  --pp-gap: clamp(1rem, 2.6vw, 1.6rem);
  display: block;
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  padding-block: 1.2rem 0.4rem;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 5vw, 3rem) 0 clamp(2.6rem, 7vw, 4.5rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(45, 245, 208, 0.14), transparent 58%),
    radial-gradient(90% 80% at 0% 100%, rgba(255, 122, 26, 0.12), transparent 62%),
    linear-gradient(165deg, var(--ink-2), var(--ink) 64%);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -26%;
  width: 70%;
  height: 160%;
  transform: rotate(-14deg);
  border-radius: 42% 0 0 42%;
  background: linear-gradient(200deg, rgba(45, 245, 208, 0.1), rgba(45, 245, 208, 0) 72%);
  pointer-events: none;
}

.page-products .pp-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
}

@media (min-width: 980px) {
  .page-products .pp-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    align-items: end;
  }
}

.page-products .pp-hero__lead h1 {
  margin: 0.7rem 0 1rem;
  font-family: var(--font-head);
  font-size: clamp(1.85rem, 5.2vw, 3.35rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.015em;
  max-width: 24ch;
}

.page-products .pp-hero__lead .lede {
  max-width: 58ch;
  color: var(--mist);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.72;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-products .pp-hero__meta {
  margin: 1.2rem 0 0;
  color: var(--mist);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.page-products .pp-hero__panel {
  padding: clamp(1.15rem, 3vw, 1.7rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(17, 28, 51, 0.86);
  box-shadow: var(--shadow-float);
}

.page-products .pp-hero__panel-label {
  margin: 0;
  color: var(--mist);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
}

.page-products .pp-hero__panel-num {
  margin: 0.35rem 0 0;
  font-size: clamp(2.8rem, 9vw, 4.6rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-products .pp-hero__panel-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .pp-hero__panel-list li {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  padding-top: 0.55rem;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
}

.page-products .pp-hero__panel-list .mono {
  color: var(--cyan);
  font-size: 0.75rem;
}

.page-products .pp-hero__panel-note {
  margin: 1rem 0 0;
  color: var(--mist);
  font-size: 0.84rem;
  line-height: 1.65;
}

/* ---------- 主体两栏 ---------- */
.page-products .pp-body {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.4rem);
  padding-block: clamp(2.2rem, 6vw, 4.2rem);
}

@media (min-width: 1000px) {
  .page-products .pp-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 3.4rem);
  }
}

.page-products .pp-index__title {
  margin: 0 0 0.75rem;
  color: var(--mist);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
}

.page-products .pp-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.6rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--white-soft);
  color: var(--mist);
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-products .pp-index__link .mono {
  color: var(--cyan);
  font-size: 0.72rem;
}

.page-products .pp-index__link:hover {
  border-color: var(--cyan);
  background: var(--cyan-soft);
  color: var(--white);
}

@media (min-width: 1000px) {
  .page-products .pp-index {
    position: sticky;
    top: 6rem;
    align-self: start;
  }
  .page-products .pp-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .pp-index__link {
    border-radius: var(--radius-sm);
    white-space: normal;
  }
}

/* ---------- 章节 ---------- */
.page-products .pp-sec {
  padding-block: clamp(1.8rem, 5vw, 3.2rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: 6.5rem;
}

.page-products .pp-content > .pp-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .pp-sec__num {
  margin: 0 0 0.65rem;
  color: var(--cyan);
  font-size: 0.74rem;
  letter-spacing: 0.24em;
}

.page-products .pp-sec__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  max-width: 28ch;
}

.page-products .pp-sec__lede {
  margin: 0 0 1.5rem;
  max-width: 62ch;
  color: var(--mist);
  line-height: 1.75;
}

.page-products .pp-sec__text {
  margin: 0 0 1rem;
  max-width: 62ch;
  color: var(--mist);
  line-height: 1.75;
  font-size: 0.97rem;
}

.page-products .pp-split {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
}

@media (min-width: 860px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

/* ---------- 图 ---------- */
.page-products .pp-shot {
  margin: 0;
}

.page-products .pp-shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--ink-2);
}

.page-products .pp-shot--wide {
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

.page-products .figure__caption {
  margin-top: 0.55rem;
  color: var(--mist);
  font-size: 0.78rem;
  line-height: 1.6;
}

/* ---------- 路径列表 ---------- */
.page-products .pp-path {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .pp-path li {
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white-soft);
  font-size: 0.93rem;
  color: var(--white);
}

.page-products .pp-path .mono {
  color: var(--cyan);
  font-size: 0.75rem;
}

/* ---------- 暖纸提示 ---------- */
.page-products .pp-note {
  margin-top: 1.3rem;
  padding: clamp(1rem, 3vw, 1.35rem);
  border-radius: var(--radius-md);
  background: var(--paper);
  color: var(--ink);
}

.page-products .pp-note p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
}

.page-products .pp-note .mono {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--graphite);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
}

.page-products .pp-note a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-underline-offset: 3px;
}

.page-products .pp-note--amber {
  background: linear-gradient(120deg, var(--paper), rgba(255, 122, 26, 0.16));
}

/* ---------- 下载平台卡 ---------- */
.page-products .pp-platforms {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.25rem 0.25rem 1.1rem;
  margin: 0 -0.25rem;
}

.page-products .pp-platform {
  flex: 0 0 min(300px, 82%);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-2);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-products .pp-platform:hover {
  border-color: rgba(45, 245, 208, 0.5);
  transform: translateY(-3px);
}

.page-products .pp-platform__label {
  margin: 0;
  color: var(--cyan);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
}

.page-products .pp-platform__title {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
}

.page-products .pp-platform__text {
  margin: 0;
  color: var(--mist);
  font-size: 0.91rem;
  line-height: 1.66;
}

.page-products .pp-platform .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---------- 安装步骤 ---------- */
.page-products .pp-install {
  margin-top: clamp(1.4rem, 4vw, 2.4rem);
  padding: clamp(1.2rem, 3.4vw, 1.9rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(17, 28, 51, 0.6);
  scroll-margin-top: 6.5rem;
}

.page-products .pp-install__title {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.page-products .pp-steps {
  list-style: none;
  margin: 1rem 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-products .pp-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--line);
  color: var(--mist);
  font-size: 0.93rem;
  line-height: 1.66;
}

.page-products .pp-steps li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pp-steps .mono {
  color: var(--cyan);
  font-size: 0.78rem;
}

.page-products .pp-steps strong {
  color: var(--white);
  font-weight: 700;
}

/* ---------- 功能卡 ---------- */
.page-products .pp-features {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

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

.page-products .pp-feat {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-2);
  transition: border-color 0.25s ease;
}

.page-products .pp-feat:hover {
  border-color: rgba(45, 245, 208, 0.42);
}

.page-products .pp-feat__kicker {
  margin: 0;
  color: var(--cyan);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
}

.page-products .pp-feat__title {
  margin: 0;
  font-size: 1.03rem;
  font-weight: 700;
}

.page-products .pp-feat__text {
  margin: 0;
  color: var(--mist);
  font-size: 0.91rem;
  line-height: 1.68;
}

/* ---------- 时间线 ---------- */
.page-products .pp-timeline {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  position: relative;
}

.page-products .pp-timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 2px;
  border-radius: var(--pill);
  background: linear-gradient(180deg, var(--cyan), var(--line) 55%, var(--amber));
}

.page-products .pp-tl {
  position: relative;
  padding: 0 0 1.5rem 2.4rem;
}

.page-products .pp-tl:last-child {
  padding-bottom: 0;
}

.page-products .pp-tl::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.3rem;
  width: 14px;
  height: 14px;
  box-sizing: border-box;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
}

.page-products .pp-tl__year {
  margin: 0 0 0.3rem;
  color: var(--cyan);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-products .pp-tl__title {
  margin: 0 0 0.3rem;
  font-size: 1.04rem;
  font-weight: 700;
}

.page-products .pp-tl__text {
  margin: 0;
  max-width: 60ch;
  color: var(--mist);
  font-size: 0.91rem;
  line-height: 1.68;
}

/* ---------- 常见提示 ---------- */
.page-products .pp-faq {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.2rem;
}

.page-products .pp-faq details {
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-2);
  transition: border-color 0.2s ease;
}

.page-products .pp-faq details[open] {
  border-color: rgba(45, 245, 208, 0.45);
}

.page-products .pp-faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.96rem;
  list-style: none;
}

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

.page-products .pp-faq summary::after {
  content: "+";
  font-family: var(--font-num);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--cyan);
}

.page-products .pp-faq details[open] summary::after {
  content: "–";
}

.page-products .pp-faq p {
  margin: 0.75rem 0 0;
  color: var(--mist);
  font-size: 0.91rem;
  line-height: 1.72;
}

/* ---------- 刷新对比 ---------- */
.page-products .pp-bars {
  display: grid;
  gap: 1.15rem;
  margin-bottom: clamp(1.2rem, 3vw, 2rem);
}

.page-products .pp-bar__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--white);
}

.page-products .pp-bar__head .mono {
  font-size: 0.92rem;
  color: var(--mist);
}

.page-products .pp-bar--new .pp-bar__head .mono {
  color: var(--cyan);
}

.page-products .pp-bar__track {
  display: block;
  height: 14px;
  border-radius: var(--pill);
  background: var(--line);
  overflow: hidden;
}

.page-products .pp-bar__fill {
  display: block;
  height: 100%;
  border-radius: var(--pill);
}

.page-products .pp-bar--old .pp-bar__fill {
  width: 100%;
  background: linear-gradient(90deg, var(--graphite), rgba(58, 69, 87, 0.35));
}

.page-products .pp-bar--new .pp-bar__fill {
  width: 25%;
  background: linear-gradient(90deg, var(--cyan), var(--up));
}

.page-products .pp-bar__cap {
  margin: 0.45rem 0 0;
  color: var(--mist);
  font-size: 0.82rem;
  line-height: 1.6;
}

/* ---------- 收尾导航 ---------- */
.page-products .pp-cta {
  margin-top: clamp(1.8rem, 5vw, 3rem);
  padding: clamp(1.4rem, 4vw, 2.3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(45, 245, 208, 0.14), rgba(255, 122, 26, 0.12)),
    var(--ink-2);
}

.page-products .pp-cta__title {
  margin: 0 0 0.6rem;
  font-size: clamp(1.2rem, 2.6vw, 1.6rem);
  font-weight: 800;
}

.page-products .pp-cta__text {
  margin: 0 0 1.2rem;
  max-width: 58ch;
  color: var(--mist);
  line-height: 1.72;
  font-size: 0.95rem;
}

.page-products .pp-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-products .pp-cta__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--white-soft);
  color: var(--white);
  font-size: 0.9rem;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-products .pp-cta__link .mono {
  color: var(--cyan);
  font-size: 0.75rem;
}

.page-products .pp-cta__link:hover {
  border-color: var(--cyan);
  background: var(--cyan-soft);
}
<<<END>>>