.page-products {
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-top: 28px;
  padding-bottom: 8px;
}

.page-products .pp-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .pp-kicker::before {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--cyan);
}

.page-products .pp-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8.6vw, 4.4rem);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .pp-hero__lead {
  max-width: 60ch;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 26px;
}

/* ---------- 概览条 ---------- */
.page-products .pp-brief {
  margin-top: 6px;
  border-top: 1px solid var(--glass-line);
  border-bottom: 1px solid var(--glass-line);
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 84px),
    linear-gradient(90deg, rgba(0, 229, 212, 0.09), rgba(0, 229, 212, 0) 52%, rgba(255, 138, 61, 0.08));
}

.page-products .pp-brief__inner {
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .pp-brief__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--glass-line);
}

.page-products .pp-brief__item:last-child {
  border-bottom: 0;
}

.page-products .pp-brief__k {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .pp-brief__v {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  text-align: right;
}

/* ---------- 通用栅格收敛 ---------- */
.page-products .pp-overview__grid,
.page-products .pp-feature__grid,
.page-products .pp-perf__grid,
.page-products .pp-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .pp-overview__grid > *,
.page-products .pp-feature__grid > *,
.page-products .pp-perf__grid > *,
.page-products .pp-routes__grid > * {
  min-width: 0;
}

/* ---------- 01 三端对照 ---------- */
.page-products .pp-matrix-card {
  height: 100%;
}

.page-products .pp-matrix {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .pp-matrix th,
.page-products .pp-matrix td {
  padding: 11px 8px;
  border-bottom: 1px solid var(--glass-line);
  vertical-align: middle;
}

.page-products .pp-matrix thead th {
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-align: center;
  white-space: nowrap;
}

.page-products .pp-matrix thead th:first-child {
  text-align: left;
}

.page-products .pp-matrix tbody th {
  font-weight: 500;
  font-size: 13.5px;
  color: var(--text);
  text-align: left;
}

.page-products .pp-matrix tbody td {
  text-align: center;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-products .pp-matrix tbody tr:last-child th,
.page-products .pp-matrix tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-matrix tbody tr:last-child td {
  color: var(--orange);
}

.page-products .pp-overview__visual .media-frame {
  height: 100%;
}

/* ---------- 02 进入路径 ---------- */
.page-products .pp-routes__figure {
  margin-bottom: 18px;
}

.page-products .pp-route {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.page-products .pp-route--client {
  border-left: 2px solid var(--cyan);
}

.page-products .pp-route--browser {
  border-left: 2px solid var(--tag-gold);
}

.page-products .pp-route .card__head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-products .pp-route .card__title {
  margin: 0;
}

.page-products .pp-route__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-route__list li {
  position: relative;
  padding: 7px 0 7px 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  border-top: 1px dashed var(--glass-line);
}

.page-products .pp-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pp-route--browser .pp-route__list li::before {
  background: var(--tag-gold);
}

/* ---------- 03 安装步骤 ---------- */
.page-products .pp-install__filter {
  margin-bottom: 20px;
}

.page-products .pp-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pp-step;
}

.page-products .pp-step {
  position: relative;
  margin-bottom: 12px;
  padding: 18px 18px 18px 66px;
  background: var(--solid);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
}

.page-products .pp-step::before {
  counter-increment: pp-step;
  content: "0" counter(pp-step);
  position: absolute;
  left: 18px;
  top: 19px;
  font-family: var(--font-data);
  font-size: 15px;
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-products .pp-step::after {
  content: "";
  position: absolute;
  left: 24px;
  top: 44px;
  bottom: -13px;
  width: 1px;
  background: linear-gradient(180deg, rgba(0, 229, 212, 0.5), rgba(0, 229, 212, 0));
}

.page-products .pp-step:last-child::after {
  display: none;
}

.page-products .pp-step__device {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-products .pp-step__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-products .pp-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .pp-install__figure {
  margin-top: 22px;
}

/* ---------- 04 功能清单 ---------- */
.page-products .pp-feature {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.page-products .pp-feature .card__head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-products .pp-feature .card__title {
  margin: 0;
}

.page-products .pp-feature--index {
  border-top: 2px solid var(--tag-green);
}

.page-products .pp-feature--live {
  border-top: 2px solid var(--orange);
}

.page-products .pp-feature--stats {
  border-top: 2px solid var(--tag-purple);
}

.page-products .pp-feature--clip {
  border-top: 2px solid var(--tag-magenta);
}

.page-products .pp-feature__stats {
  margin-top: 16px;
}

.page-products .pp-feature__clip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .pp-feature__clip-text p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-products .pp-feature__clip-text p:last-child {
  margin-bottom: 0;
}

.page-products .pp-feature__clip-figure {
  margin: 0;
}

.page-products .pp-band {
  margin-top: 22px;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--glass);
  overflow: hidden;
}

/* ---------- 05 加载与更新 ---------- */
.page-products .pp-perf__load,
.page-products .pp-perf__cycle {
  height: 100%;
}

.page-products .pp-metric {
  margin-bottom: 18px;
}

.page-products .pp-metric:last-of-type {
  margin-bottom: 12px;
}

.page-products .pp-metric__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.page-products .pp-metric__k {
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-products .pp-metric__v {
  font-family: var(--font-data);
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  color: var(--cyan);
}

.page-products .pp-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}

.page-products .pp-bar__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
}

.page-products .pp-bar__fill--fast {
  width: 50%;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 212, 0.45));
}

.page-products .pp-bar__fill--weak {
  width: 100%;
  background: linear-gradient(90deg, var(--orange), rgba(255, 138, 61, 0.35));
}

.page-products .pp-perf__note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--glass-line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-timeline__item {
  position: relative;
  padding: 10px 0 10px 20px;
  border-top: 1px dashed var(--glass-line);
  transition: background-color 160ms var(--ease);
}

.page-products .pp-timeline__item:first-child {
  border-top: 0;
}

.page-products .pp-timeline__item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
}

.page-products .pp-timeline__item:hover {
  background: rgba(0, 229, 212, 0.06);
}

.page-products .pp-timeline__when {
  display: block;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 3px;
}

.page-products .pp-timeline__what {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .pp-perf__figure {
  margin-top: 22px;
}

/* ---------- 06 适用场景 ---------- */
.page-products .pp-scene__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--glass-line);
}

.page-products .pp-scene {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--glass-line);
}

.page-products .pp-scene__no {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.04em;
  color: rgba(0, 229, 212, 0.55);
}

.page-products .pp-scene:nth-child(2) .pp-scene__no {
  color: rgba(124, 242, 155, 0.55);
}

.page-products .pp-scene:nth-child(3) .pp-scene__no {
  color: rgba(167, 139, 250, 0.6);
}

.page-products .pp-scene:nth-child(4) .pp-scene__no {
  color: rgba(255, 209, 102, 0.6);
}

.page-products .pp-scene__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-products .pp-scene__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 07 排查 ---------- */
.page-products .pp-fix__list {
  display: grid;
  gap: 12px;
}

.page-products .pp-faq {
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--solid);
  overflow: hidden;
}

.page-products .pp-faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text);
}

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

.page-products .pp-faq summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-data);
  font-size: 16px;
  color: var(--cyan);
}

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

.page-products .pp-faq[open] summary {
  border-bottom: 1px dashed var(--glass-line);
}

.page-products .pp-faq__body {
  padding: 14px 18px 18px;
}

.page-products .pp-faq__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

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

.page-products .pp-fix__foot {
  margin-top: 20px;
  padding: 16px 18px;
  border-left: 2px solid var(--cyan);
  background: var(--glass);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-products .pp-fix__foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

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

/* ---------- 交互反馈 ---------- */
.page-products .filter-chip:focus-visible,
.page-products .pp-faq summary:focus-visible,
.page-products .pp-hero__actions .btn:focus-visible {
  outline: 2px dashed var(--cyan);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-brief__inner {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 28px;
  }

  .page-products .pp-brief__item:nth-child(odd) {
    padding-right: 8px;
  }

  .page-products .pp-brief__item:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .page-products .pp-feature__clip {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }

  .page-products .pp-overview__grid,
  .page-products .pp-feature__grid,
  .page-products .pp-perf__grid,
  .page-products .pp-routes__grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 22px;
  }

  .page-products .pp-overview__grid > .span-7,
  .page-products .pp-feature__grid > .span-7,
  .page-products .pp-perf__grid > .span-7,
  .page-products .pp-routes__grid > .span-7 {
    grid-column: span 7;
  }

  .page-products .pp-overview__grid > .span-5,
  .page-products .pp-feature__grid > .span-5,
  .page-products .pp-perf__grid > .span-5,
  .page-products .pp-routes__grid > .span-5 {
    grid-column: span 5;
  }

  .page-products .pp-faq__body {
    padding-left: 22px;
    padding-right: 22px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero {
    padding-top: 42px;
  }

  .page-products .pp-brief__inner {
    grid-template-columns: repeat(4, 1fr);
    column-gap: 0;
  }

  .page-products .pp-brief__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 20px 22px;
    border-bottom: 0;
    border-left: 1px solid var(--glass-line);
  }

  .page-products .pp-brief__item:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-products .pp-brief__v {
    text-align: left;
  }

  .page-products .pp-feature__clip {
    grid-template-columns: 1fr;
  }

  .page-products .pp-scene {
    grid-template-columns: 76px 1fr;
    gap: 22px;
    padding: 26px 0;
  }

  .page-products .pp-scene__no {
    font-size: 44px;
  }
}
<<<END>>>