.page-products {
  --pp-section-y: clamp(56px, 8vw, 108px);
  --pp-node-indent: clamp(46px, 6vw, 72px);
  background: var(--c-void);
  color: var(--c-white);
  overflow-x: clip;
}

.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: clamp(22px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .breadcrumb__link {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .breadcrumb__link:hover {
  border-bottom-color: var(--c-blue);
}

.page-products .breadcrumb__sep {
  color: var(--line-soft);
}

.page-products .breadcrumb__current {
  color: var(--c-muted);
}

/* ---------- 首屏 ---------- */

.page-products .pp-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 54px);
  padding-top: clamp(16px, 3vw, 34px);
}

.page-products .pp-intro__lead h1 {
  margin: 14px 0 20px;
  max-width: 20ch;
}

.page-products .pp-intro__lead .lede {
  max-width: 42ch;
  color: var(--c-white);
  opacity: 0.86;
}

.page-products .pp-intro__note {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .pp-spec {
  margin: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-spec__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-softest);
}

.page-products .pp-spec dt {
  font-size: 13px;
  color: var(--c-muted);
  letter-spacing: 0.02em;
}

.page-products .pp-spec__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: 0.04em;
  color: var(--c-orange);
  white-space: nowrap;
}

@media (min-width: 960px) {
  .page-products .pp-intro__grid {
    grid-template-columns: minmax(0, 7.4fr) minmax(0, 4.6fr);
    align-items: end;
  }
}

/* ---------- 章节标题组 ---------- */

.page-products .pp-head {
  display: grid;
  gap: 12px;
  max-width: 60ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .pp-head .prose {
  max-width: 52ch;
  color: var(--c-white);
  opacity: 0.82;
}

/* ---------- 技能树 ---------- */

.page-products .pp-tree {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-tree::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 20px;
  bottom: 56px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    var(--c-orange) 0%,
    var(--c-orange) 6%,
    var(--line-soft) 20%,
    var(--line-soft) 100%
  );
}

.page-products .pp-node {
  position: relative;
  padding: 0 0 clamp(30px, 4vw, 46px) var(--pp-node-indent);
}

.page-products .pp-node::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  width: 13px;
  height: 13px;
  border: 1px solid var(--c-orange);
  background: var(--c-void);
  transform: rotate(45deg);
}

.page-products .pp-node__body {
  padding-top: 2px;
}

.page-products .pp-node__num {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-orange);
}

.page-products .pp-node__title {
  margin: 0 0 8px;
}

.page-products .pp-node__line {
  margin: 0 0 14px;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-white);
  opacity: 0.84;
}

.page-products .pp-node__deps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}

.page-products .pp-node__disclosure {
  max-width: 640px;
}

/* ---------- 参数表 ---------- */

.page-products .pp-params {
  margin: 0;
  border-top: 1px solid var(--line-softest);
}

.page-products .pp-params__row {
  display: grid;
  grid-template-columns: minmax(78px, 24%) minmax(0, 1fr);
  gap: 12px 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-softest);
}

.page-products .pp-params dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--c-muted);
}

.page-products .pp-params dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-white);
  opacity: 0.9;
}

.page-products .pp-params--wide .pp-params__row {
  grid-template-columns: minmax(64px, 20%) minmax(0, 1fr);
}

/* ---------- 折叠带 ---------- */

.page-products .disclosure {
  padding-top: 10px;
}

.page-products .disclosure__toggle {
  -webkit-appearance: none;
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 8px 0;
  border: 0;
  background: transparent;
  color: var(--c-blue);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
}

.page-products .disclosure__toggle:hover {
  color: var(--c-orange-soft);
}

.page-products .disclosure__toggle:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: 3px;
}

.page-products .disclosure__icon {
  width: 10px;
  height: 10px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--dur) var(--ease);
}

.page-products .disclosure__panel {
  display: block;
  padding-top: 4px;
}

.page-products .disclosure__inner {
  padding-top: 4px;
}

/* ---------- 技能树收尾图 ---------- */

.page-products .pp-tree__figure {
  margin: clamp(24px, 4vw, 44px) 0 0;
}

/* ---------- 非对称双栏 ---------- */

.page-products .pp-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-products .pp-split__aside .prose {
  max-width: 40ch;
  color: var(--c-white);
  opacity: 0.84;
}

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

.page-products .pp-split__figure img,
.page-products .pp-ios__figure img,
.page-products .pp-version__figure img,
.page-products .pp-tree__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

@media (min-width: 940px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 3.4fr) minmax(0, 7.6fr);
  }

  .page-products .pp-split--figure-right,
  .page-products .pp-split--figure-left {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 4.6fr);
  }

  .page-products .pp-split--figure-left .pp-split__figure {
    order: -1;
  }
}

/* ---------- 密集索引带 ---------- */

.page-products .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .index-list__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-softest);
  align-items: baseline;
}

.page-products .index-list__num {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-products .index-list__main {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: var(--c-white);
}

.page-products .index-list__meta {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

/* ---------- 推送范围 ---------- */

.page-products .pp-ranges {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-softest);
  border: 1px solid var(--line-softest);
}

.page-products .pp-ranges__item {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--c-panel);
}

.page-products .pp-ranges__item strong {
  font-size: 15px;
  color: var(--c-white);
  letter-spacing: 0.01em;
}

.page-products .pp-ranges__item span {
  font-size: 14px;
  line-height: 1.68;
  color: var(--c-muted);
}

.page-products .pp-ranges__item--default {
  box-shadow: inset 3px 0 0 var(--c-orange);
}

/* ---------- 战报参数带 ---------- */

.page-products .pp-report {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-softest);
  border: 1px solid var(--line-softest);
}

.page-products .pp-report__item {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-panel);
}

.page-products .pp-report__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--c-orange);
}

.page-products .pp-report__cap {
  margin: 0;
  font-size: 15px;
  color: var(--c-white);
}

.page-products .pp-report__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

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

/* ---------- iOS 版 ---------- */

.page-products .pp-ios__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-products .pp-ios__copy .prose {
  max-width: 46ch;
  color: var(--c-white);
  opacity: 0.86;
}

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

.page-products .pp-ios__figure .figure__frame {
  background: var(--c-panel);
}

@media (min-width: 980px) {
  .page-products .pp-ios__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-products .pp-tabs {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .tabs__tab {
  -webkit-appearance: none;
  appearance: none;
  min-height: 48px;
  padding: 12px 14px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .tabs__tab:hover {
  color: var(--c-white);
}

.page-products .tabs__tab:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: -2px;
}

.page-products .tabs__tab[aria-selected="true"] {
  color: var(--c-white);
  border-bottom-color: var(--c-orange);
}

.page-products .tabs__panel {
  max-width: 46ch;
  padding-top: 18px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-white);
  opacity: 0.88;
}

/* ---------- 版本时间线 ---------- */

.page-products .pp-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-timeline__item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2.4vw, 30px);
  padding: 20px 16px 20px 0;
  border-bottom: 1px solid var(--line-softest);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-products .pp-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background-color var(--dur) var(--ease);
}

.page-products .pp-timeline__ver {
  flex: 0 0 auto;
  width: 46px;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--c-orange);
}

.page-products .pp-timeline__body {
  flex: 1 1 auto;
  min-width: 0;
}

.page-products .pp-timeline__what {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-white);
}

.page-products .pp-timeline__why {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

@media (hover: hover) {
  .page-products .pp-timeline__item:hover {
    background: var(--c-panel);
    padding-left: 18px;
  }

  .page-products .pp-timeline__item:hover::before {
    background: var(--c-orange);
  }
}

.page-products .pp-version__figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

/* ---------- 从哪里开始 ---------- */

.page-products .pp-start {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-softest);
}

.page-products .pp-start__row {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-softest);
}

.page-products .pp-start__who {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-products .pp-start__flow {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-white);
  opacity: 0.86;
}

.page-products .pp-start__flow a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-start__flow a:hover {
  border-bottom-color: var(--c-blue);
}

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

.page-products .pp-start__link a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .pp-start__link a:hover {
  border-bottom-color: var(--c-blue);
}

.page-products .pp-start__foot {
  margin: clamp(24px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .pp-start__foot a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-start__foot a:hover {
  border-bottom-color: var(--c-blue);
}

@media (min-width: 860px) {
  .page-products .pp-start__row {
    grid-template-columns: 110px minmax(0, 1fr) 130px;
    align-items: center;
    gap: 26px;
    padding: 22px 0;
  }

  .page-products .pp-start__link {
    text-align: right;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .disclosure__icon,
  .page-products .tabs__tab,
  .page-products .pp-timeline__item,
  .page-products .pp-timeline__item::before {
    transition: none;
  }
}