.page-products {
  --pp-gap: clamp(1rem, 2.4vw, 1.75rem);
  --pp-cut: 16px;
  position: relative;
  overflow-x: hidden;
  background: var(--bg-0);
  color: var(--ink);
}

.page-products .pp-crumb {
  padding-top: clamp(1rem, 2vw, 1.5rem);
}

/* ---------- Hero ---------- */
.page-products .pp-hero {
  position: relative;
  padding-block: clamp(1.25rem, 3vw, 2.25rem) clamp(2rem, 5vw, 3.75rem);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(77, 245, 255, 0.16), transparent 62%),
    radial-gradient(90% 80% at 0% 24%, rgba(142, 124, 255, 0.15), transparent 58%),
    linear-gradient(180deg, var(--bg-1), var(--bg-0));
  border-bottom: 1px solid var(--line);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(123, 218, 255, 0.07) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(123, 218, 255, 0.05) 0 1px, transparent 1px 64px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
  pointer-events: none;
}

.page-products .pp-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
}

.page-products .pp-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 9vw, 5.6rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0.15em 0 0.3em;
  text-transform: none;
}

.page-products .pp-hero__lede {
  max-width: 38ch;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.25rem, 2.5vw, 1.9rem);
}

.page-products .pp-hero__marks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.6rem;
  margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero__marks li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--orange);
}

.page-products .pp-hero__mark-num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--ink);
  letter-spacing: 0.02em;
}

.page-products .pp-hero__mark-label {
  font-size: 0.78rem;
  color: var(--muted);
}

.page-products .pp-hero__media {
  margin: 0;
}

/* ---------- 通用 media ---------- */
.page-products .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主干能力 ---------- */
.page-products .pp-mainlines__head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-products .pp-mainlines__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-tile {
  --pp-accent: var(--cyan);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: clamp(1.15rem, 2.2vw, 1.75rem);
  background: linear-gradient(160deg, var(--panel-strong), var(--panel) 78%);
  clip-path: polygon(0 0, calc(100% - var(--pp-cut)) 0, 100% var(--pp-cut), 100% 100%, 0 100%);
  transition: background 0.35s var(--ease);
}

.page-products .pp-tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--pp-accent);
}

.page-products .pp-tile--b { --pp-accent: var(--orange); }
.page-products .pp-tile--c { --pp-accent: var(--violet); }
.page-products .pp-tile--d { --pp-accent: var(--magenta); }

.page-products .pp-tile:hover {
  background: linear-gradient(160deg, #123355, var(--panel-strong) 80%);
}

.page-products .pp-tile__idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-products .pp-tile__title {
  margin: 0;
  font-size: clamp(1.15rem, 1.9vw, 1.45rem);
  line-height: 1.25;
  color: var(--ink);
}

.page-products .pp-tile__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-tile__list {
  display: grid;
  gap: 0.4rem;
  margin: 0.15rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .pp-tile__list li {
  position: relative;
  padding-left: 0.95rem;
}

.page-products .pp-tile__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--pp-accent);
  transform: rotate(45deg);
}

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

/* ---------- 使用路径 ---------- */
.page-products .pp-path__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: start;
}

.page-products .pp-path__media {
  margin: 0;
  order: -1;
}

.page-products .pp-steps {
  display: grid;
  gap: 0;
  margin: clamp(1.25rem, 2.5vw, 1.9rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(0.85rem, 2vw, 1.5rem);
  padding: clamp(1rem, 2vw, 1.4rem) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-step__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1;
  color: var(--cyan);
  opacity: 0.85;
}

.page-products .pp-step__title {
  margin: 0 0 0.4rem;
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--ink);
}

.page-products .pp-step__text {
  grid-column: 2;
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 场景 ---------- */
.page-products .pp-scene__banner {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .pp-scene__head {
  margin-bottom: clamp(1.25rem, 2.5vw, 1.9rem);
}

.page-products .pp-scenes {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(15rem, 82%);
  gap: var(--pp-gap);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.6rem;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-scene {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.1rem, 2vw, 1.5rem);
  background: var(--bg-1);
  border-top: 2px solid var(--cyan);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-products .pp-scene:nth-child(2) { border-top-color: var(--orange); }
.page-products .pp-scene:nth-child(3) { border-top-color: var(--magenta); }

.page-products .pp-scene:hover {
  background: var(--bg-2);
}

.page-products .pp-scene__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--dim);
}

.page-products .pp-scene__title {
  margin: 0;
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
  line-height: 1.35;
  color: var(--ink);
}

.page-products .pp-scene__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-scene__link {
  margin-top: auto;
  padding-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-products .pp-scene__link::after {
  content: " →";
  font-family: var(--font-mono);
}

.page-products .pp-scene__link:hover {
  color: var(--focus);
  border-bottom-color: var(--focus);
}

/* ---------- 细节对照 ---------- */
.page-products .pp-spec__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

.page-products .pp-spec__media {
  margin: 0;
  order: -1;
}

.page-products .pp-specs {
  display: grid;
  margin: clamp(1.1rem, 2.2vw, 1.6rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.page-products .pp-specs__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.35rem 0.85rem;
  align-items: start;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease);
}

.page-products .pp-specs__row:hover {
  background: rgba(77, 245, 255, 0.05);
}

.page-products .pp-specs__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 0.2rem;
}

.page-products .pp-specs__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-products .pp-specs__name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pp-specs__desc {
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-products .pp-specs__tag {
  white-space: nowrap;
  align-self: start;
}

/* ---------- 结尾 ---------- */
.page-products .pp-cta {
  position: relative;
  margin-top: clamp(2rem, 4vw, 3.5rem);
  padding-block: clamp(2rem, 5vw, 3.75rem);
  background:
    radial-gradient(90% 120% at 12% 100%, rgba(255, 63, 164, 0.16), transparent 60%),
    radial-gradient(80% 110% at 92% 0%, rgba(77, 245, 255, 0.14), transparent 62%),
    linear-gradient(180deg, var(--bg-2), var(--bg-0));
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-cta__inner {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
}

.page-products .pp-cta__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.2vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .pp-cta__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pp-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.1rem, 2.2vw, 1.6rem);
}

.page-products .pp-cta__media {
  margin: 0;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-products .pp-mainlines__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-scenes {
    grid-auto-columns: minmax(16rem, 46%);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-products .pp-hero__media {
    transform: translateY(-0.75rem);
  }

  .page-products .pp-mainlines__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .pp-tile--a { grid-column: span 7; }
  .page-products .pp-tile--b { grid-column: span 5; }
  .page-products .pp-tile--c { grid-column: span 5; }
  .page-products .pp-tile--d { grid-column: span 7; }

  .page-products .pp-path__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .pp-path__media {
    order: 0;
    position: sticky;
    top: 1.5rem;
  }

  .page-products .pp-scenes {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pp-spec__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-products .pp-spec__media {
    order: 0;
  }

  .page-products .pp-cta__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tile,
  .page-products .pp-scene,
  .page-products .pp-scene__link,
  .page-products .pp-specs__row {
    transition: none;
  }
}
<<<END>>>