.page-products {
  --pp-radius: var(--radius-lg);
  --pp-gap: clamp(18px, 3vw, 32px);
  --pp-sec-gap: clamp(54px, 7vw, 92px);
  --pp-text-soft: rgba(242, 239, 228, 0.78);
  --pp-text-dim: rgba(242, 239, 228, 0.7);
  color: var(--linen);
}

.page-products .crumbs {
  margin-bottom: 20px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-products .crumbs a {
  color: var(--stone);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .crumbs a:hover {
  color: var(--lime);
}

.page-products .crumbs span {
  margin: 0 6px;
}

/* ---------- 轮次带 ---------- */
.page-products .pp-roundstrip {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 0;
  margin-bottom: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-roundstrip__label {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
  white-space: nowrap;
}

.page-products .pp-roundstrip__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 2px 2px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .pp-roundstrip__list::-webkit-scrollbar {
  display: none;
}

.page-products .pp-roundstrip__list li {
  flex: none;
}

.page-products .pp-roundstrip__chip {
  display: inline-block;
  padding: 5px 13px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--stone);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.page-products .pp-roundstrip__chip--now {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  display: grid;
  gap: 30px;
  margin-bottom: var(--pp-sec-gap);
}

.page-products .pp-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 6.2vw, 66px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-products .pp-hero__lead {
  max-width: 40ch;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pp-text-soft);
}

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

.page-products .pp-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-facts dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-products .pp-facts dd {
  margin: 5px 0 0;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--linen);
}

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

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

.page-products .pp-hero__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 章节通用 ---------- */
.page-products .pp-sec {
  margin-bottom: var(--pp-sec-gap);
}

.page-products .pp-sec--last {
  margin-bottom: 40px;
}

.page-products .pp-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-sec__head--light {
  border-bottom-color: rgba(242, 239, 228, 0.18);
}

.page-products .pp-sec__idx {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-products .pp-sec h2 {
  margin: 0;
  font-size: clamp(21px, 3.2vw, 31px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-products .pp-sec__lead {
  max-width: 46ch;
  margin: -8px 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text-dim);
}

/* ---------- 01 为什么 ---------- */
.page-products .pp-why {
  display: grid;
  gap: 24px;
}

.page-products .pp-why__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-text-soft);
}

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

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

.page-products .pp-why__list li {
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pp-text-soft);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease);
}

.page-products .pp-why__list li:hover {
  border-color: var(--moss);
}

.page-products .pp-why__list strong {
  display: block;
  margin-bottom: 5px;
  color: var(--lime);
  font-weight: 700;
}

/* ---------- 02 三种视图 ---------- */
.page-products .pp-views {
  display: grid;
  gap: 16px;
  margin-bottom: 30px;
}

.page-products .pp-view {
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .pp-view--list {
  box-shadow: inset 0 3px 0 var(--lime);
}

.page-products .pp-view--card {
  box-shadow: inset 0 3px 0 var(--amber);
}

.page-products .pp-view--ha {
  box-shadow: inset 0 3px 0 var(--violet);
}

.page-products .pp-view--list:hover {
  border-color: var(--lime);
}

.page-products .pp-view--card:hover {
  border-color: var(--amber);
}

.page-products .pp-view--ha:hover {
  border-color: var(--violet);
}

.page-products .pp-view__tag {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-products .pp-view h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
}

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

.page-products .pp-view ul {
  margin: 14px 0 0;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--pp-text-dim);
}

.page-products .pp-view ul li::marker {
  color: var(--stone);
}

.page-products .pp-view__bars {
  display: flex;
  gap: 5px;
  margin-top: 18px;
}

.page-products .pp-view__bars span {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--moss);
}

.page-products .pp-view__bars span:nth-child(odd) {
  background: var(--lime);
  opacity: 0.85;
}

.page-products .pp-view__bars span:nth-child(even) {
  background: var(--violet);
  opacity: 0.72;
}

.page-products .pp-figure,
.page-products .pp-install__figure,
.page-products .pp-scenes__figure {
  margin: 0;
}

.page-products .pp-figure img,
.page-products .pp-install__figure img,
.page-products .pp-scenes__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  border-radius: var(--pp-radius);
}

.page-products .pp-figure figcaption,
.page-products .pp-install__figure figcaption,
.page-products .pp-scenes__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 03 安装 ---------- */
.page-products .pp-install__grid {
  display: grid;
  gap: 28px;
}

.page-products .pp-steps {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .pp-step {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease);
}

.page-products .pp-step[open] {
  border-color: var(--moss);
}

.page-products .pp-step summary {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 15px 17px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pp-step__num {
  flex: none;
  padding: 3px 9px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
}

.page-products .pp-step__title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.page-products .pp-step__body {
  padding: 0 17px 17px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pp-text-dim);
}

.page-products .pp-step__body p {
  margin: 0;
}

/* ---------- 04 版本 ---------- */
.page-products .pp-ver {
  display: grid;
  gap: 20px;
}

.page-products .pp-ver__badge {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: var(--moss);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-products .pp-ver__badge .mono {
  font-size: 30px;
  letter-spacing: 0.02em;
  color: var(--lime);
}

.page-products .pp-ver__badge small {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pp-text-dim);
}

.page-products .pp-ver__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-ver__list li {
  display: flex;
  gap: 12px;
  padding-bottom: 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pp-text-soft);
  border-bottom: 1px solid var(--line-soft);
}

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

.page-products .pp-ver__list li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 10px;
  border-radius: 2px;
  background: var(--amber);
}

.page-products .pp-ver__more {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pp-text-dim);
}

.page-products .pp-ver__more a,
.page-products .pp-fails__more a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 78, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pp-ver__more a:hover,
.page-products .pp-fails__more a:hover {
  border-bottom-color: var(--lime);
}

/* ---------- 05 场景 ---------- */
.page-products .pp-scenes {
  display: grid;
  gap: 26px;
}

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

.page-products .pp-scenes__list li {
  position: relative;
  padding: 0 0 24px 20px;
  border-left: 2px solid var(--line);
}

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

.page-products .pp-scenes__list li::before {
  content: "";
  position: absolute;
  top: 6px;
  left: -7px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--lime);
}

.page-products .pp-scenes__list h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

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

/* ---------- 下载条 ---------- */
.page-products .pp-dl {
  position: relative;
  margin-bottom: clamp(40px, 6vw, 64px);
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
}

.page-products .pp-dl__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
}

.page-products .pp-dl__inner {
  position: relative;
  display: grid;
  gap: 18px;
  padding: clamp(24px, 5vw, 52px);
}

.page-products .pp-dl__lead {
  max-width: 44ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text-soft);
}

.page-products .pp-dl__btn {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 32px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
  background: var(--lime);
  border-radius: var(--radius-pill);
  transition: background-color var(--dur) var(--ease);
}

.page-products .pp-dl__btn:hover {
  background: #D9FF74;
}

.page-products .pp-code {
  justify-self: start;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  max-width: 100%;
  padding: 12px 14px;
  background: rgba(11, 20, 16, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-products .pp-code__label {
  flex: 1 1 100%;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-products .pp-code__value {
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--linen);
  overflow-wrap: anywhere;
}

/* ---------- 07 排查 ---------- */
.page-products .pp-fails {
  display: grid;
  gap: 14px;
}

.page-products .pp-fail {
  padding: 17px 18px;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--clay);
  border-radius: var(--radius-md);
}

.page-products .pp-fail h3 {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.page-products .pp-fail p {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--pp-text-dim);
}

.page-products .pp-fails__more {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pp-text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .pp-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-step__body {
    padding-left: 53px;
  }
}

@media (min-width: 760px) {
  .page-products .pp-fails {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pp-ver {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: 42px;
  }

  .page-products .pp-why {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .pp-views {
    grid-template-columns: 5fr 3fr 4fr;
    gap: 20px;
    align-items: start;
  }

  .page-products .pp-view--card {
    margin-top: 26px;
  }

  .page-products .pp-view--ha {
    margin-top: 52px;
  }

  .page-products .pp-install__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.68fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .pp-scenes {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 42px;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-products .pp-sec h2 {
    max-width: 22ch;
  }
}
<<<END>>>