.page-products {
  --pp-gap: clamp(22px, 3.2vw, 44px);
  --pp-band-gap: clamp(20px, 2.6vw, 32px);
  --pp-fold-bg: rgba(20, 41, 60, 0.55);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-top: clamp(24px, 4vw, 44px);
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-hero__copy .index-label {
  margin: 0;
}

.page-products .pp-hero__copy .display-title {
  margin: 14px 0 0;
}

.page-products .pp-hero__copy .lede {
  margin: 22px 0 0;
  max-width: 54ch;
}

.page-products .pp-hero__tags {
  margin: 24px 0 0;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

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

/* ---------- 记分牌参数条 ---------- */
.page-products .pp-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border: 1px solid var(--ink-line);
  background-color: var(--ink-line);
}

.page-products .pp-stat-grid .stat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.6vw, 26px);
  background-color: var(--ink-blue);
  border: 0;
}

.page-products .pp-stat-grid .stat-value {
  order: -1;
}

.page-products .pp-stat-grid .stat-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  line-height: 1.5;
}

/* ---------- 横向带 + 纵向说明 ---------- */
.page-products .pp-feature .band {
  margin-bottom: 0;
}

.page-products .pp-feature__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-band-gap);
  margin-top: clamp(24px, 3.2vw, 38px);
}

.page-products .pp-feature__rail {
  display: flex;
  flex-direction: column;
  gap: clamp(18px, 2.4vw, 26px);
}

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

.page-products .pp-feature__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-feature__main {
  min-width: 0;
}

.page-products .pp-sub-title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--snow);
}

.page-products .pp-body {
  margin: 16px 0 0;
  max-width: 66ch;
  color: var(--text-soft);
  line-height: 1.8;
}

.page-products .pp-inline-media {
  margin: clamp(24px, 3vw, 34px) 0 0;
}

.page-products .pp-inline-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 参数键值表 ---------- */
.page-products .pp-params {
  margin: 0;
  border-top: 1px solid var(--ink-line);
}

.page-products .pp-params__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--ink-line);
}

.page-products .pp-params__row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .pp-params__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--snow);
  text-align: right;
}

.page-products .pp-params--wide .pp-params__row dd {
  color: var(--text-soft);
}

/* ---------- 三种找法 ---------- */
.page-products .pp-ways {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--ink-line);
}

.page-products .pp-way {
  position: relative;
  padding: 18px 0 18px 20px;
  border-bottom: 1px solid var(--ink-line);
}

.page-products .pp-way::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 6px;
  height: 6px;
  background-color: var(--cyan);
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .pp-way:hover::before {
  transform: scale(1.6);
  background-color: var(--amber);
}

.page-products .pp-way p {
  margin: 10px 0 0;
  max-width: 62ch;
  color: var(--text-soft);
  line-height: 1.75;
}

/* ---------- 折叠明细 ---------- */
.page-products .pp-fold {
  margin-top: clamp(22px, 3vw, 32px);
  border: 1px solid var(--ink-line);
  background-color: var(--pp-fold-bg);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .pp-fold:hover {
  border-color: var(--ink-step);
}

.page-products .pp-fold[open] {
  border-color: rgba(47, 240, 200, 0.4);
}

.page-products .pp-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--snow);
  transition: color var(--dur) var(--ease);
}

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

.page-products .pp-fold__summary::marker {
  content: "";
}

.page-products .pp-fold__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber);
  transition: color var(--dur) var(--ease);
}

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

.page-products .pp-fold__summary:hover {
  color: var(--cyan);
}

.page-products .pp-fold__body {
  padding: 2px 18px 18px;
}

.page-products .pp-fold__body .pp-params {
  border-top-color: var(--ink-step);
}

/* ---------- 技能树路径 ---------- */
.page-products .pp-path-section .band {
  margin-bottom: 0;
}

.page-products .pp-path {
  position: relative;
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0 0 0 32px;
}

.page-products .pp-path::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--amber) 100%);
  opacity: 0.65;
}

.page-products .pp-path__item {
  position: relative;
  padding-bottom: clamp(22px, 3.2vw, 34px);
}

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

.page-products .pp-path__item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 4px;
  width: 19px;
  height: 19px;
  box-sizing: border-box;
  border-radius: 50%;
  border: 1px solid var(--ink-line);
  background-color: var(--ink-blue);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .pp-path__item:hover::before {
  border-color: var(--cyan);
  background-color: var(--cyan-veil);
}

.page-products .pp-path__step {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-products .pp-path__title {
  margin: 8px 0 0;
  font-size: clamp(18px, 2.1vw, 21px);
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--snow);
}

.page-products .pp-path__desc {
  margin: 10px 0 0;
  max-width: 60ch;
  color: var(--text-soft);
  line-height: 1.75;
}

/* ---------- 后续入口 ---------- */
.page-products .pp-next__list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
  border-top: 1px solid var(--ink-line);
}

.page-products .pp-next__item {
  border-bottom: 1px solid var(--ink-line);
}

.page-products .pp-next__link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  min-height: 44px;
  padding: 18px 4px;
  text-decoration: none;
  color: var(--snow);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-products .pp-next__link:hover {
  color: var(--cyan);
  padding-left: 14px;
}

.page-products .pp-next__label {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pp-next__label::after {
  content: " →";
  color: var(--amber);
  font-weight: 400;
}

.page-products .pp-next__note {
  font-size: 13px;
  color: var(--mist);
  line-height: 1.6;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-products .pp-stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: end;
  }

  .page-products .pp-hero__copy {
    grid-column: 1 / span 7;
  }

  .page-products .pp-hero__media {
    grid-column: 8 / span 5;
  }

  .page-products .pp-feature__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 48px);
  }

  .page-products .pp-feature__rail {
    grid-column: 1 / span 4;
  }

  .page-products .pp-feature__main {
    grid-column: 6 / span 7;
  }

  .page-products .pp-feature--flip .pp-feature__rail {
    grid-column: 9 / span 4;
    order: 2;
  }

  .page-products .pp-feature--flip .pp-feature__main {
    grid-column: 1 / span 7;
    order: 1;
  }

  .page-products .pp-path {
    padding-left: 40px;
  }

  .page-products .pp-path::before {
    left: 11px;
  }

  .page-products .pp-path__item::before {
    left: -40px;
    width: 23px;
    height: 23px;
  }
}

@media (min-width: 1180px) {
  .page-products .pp-feature__rail {
    grid-column: 1 / span 4;
  }

  .page-products .pp-feature__main {
    grid-column: 6 / span 6;
  }

  .page-products .pp-feature--flip .pp-feature__rail {
    grid-column: 9 / span 4;
  }

  .page-products .pp-feature--flip .pp-feature__main {
    grid-column: 1 / span 7;
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 520px) {
  .page-products .pp-params__row {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .page-products .pp-next__link {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-way::before,
  .page-products .pp-fold,
  .page-products .pp-fold__summary,
  .page-products .pp-fold__summary::after,
  .page-products .pp-path__item::before,
  .page-products .pp-next__link {
    transition: none;
  }

  .page-products .pp-way:hover::before {
    transform: none;
  }
}