/* 页面专属：产品服务 */
.page-products {
  --pp-sidenav-w: 220px;
  --pp-sidebar-w: 260px;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
}

/* 面包屑 */
.page-products .pp-breadcrumbs {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 1rem 1.5rem 0;
  font-size: 0.875rem;
  color: var(--color-link);
}
.page-products .pp-breadcrumbs a {
  color: var(--color-link);
  text-decoration: none;
}
.page-products .pp-breadcrumbs a:hover {
  text-decoration: underline;
}
.page-products .pp-breadcrumbs span[aria-current="page"] {
  color: var(--color-text);
}

/* Hero 区域 */
.page-products .pp-hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-red) 0%, var(--color-red-dark) 100%);
  padding: 2.5rem 1rem 3.5rem;
  margin-top: 1rem;
  overflow: hidden;
}
.page-products .pp-hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.page-products .pp-hero__content {
  color: var(--color-bg);
}
.page-products .pp-hero .section-meta {
  color: var(--color-gold);
  font-weight: 500;
}
.page-products .pp-hero__title {
  font-size: clamp(1.75rem, 6vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-bg);
  margin: 0.5rem 0 1rem;
  max-width: 14em;
}
.page-products .pp-hero__lede {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(249, 249, 249, 0.9);
  max-width: 42em;
  margin: 0 0 1.75rem;
}
.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
}
.page-products .pp-hero .btn {
  background: var(--color-bg);
  color: var(--color-red-dark);
  border-color: transparent;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 4px;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.page-products .pp-hero .btn:hover {
  transform: translateY(-2px);
}
.page-products .pp-hero .pp-btn-ghost {
  background: transparent;
  border: 1px solid var(--color-bg);
  color: var(--color-bg);
  clip-path: none;
}

/* 手机模型 */
.page-products .pp-hero__visual {
  position: relative;
  min-height: 340px;
  display: grid;
  place-items: center;
}
.page-products .pp-phone {
  width: 220px;
  height: 440px;
  background: var(--color-text);
  border-radius: 36px;
  padding: 10px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  position: relative;
  z-index: 2;
  transform: rotate(3deg);
}
.page-products .pp-phone__frame {
  width: 100%;
  height: 100%;
  background: var(--color-bg);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}
.page-products .pp-phone__status {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px 4px;
  font-size: 0.625rem;
  color: var(--color-text);
  font-weight: 600;
}
.page-products .pp-phone__topnav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 6px 10px 0;
  padding: 10px 12px;
  background: var(--color-red);
  border-radius: 6px;
}
.page-products .pp-phone__sidebar-btn {
  width: 16px;
  height: 10px;
  border-top: 2px solid var(--color-bg);
  border-bottom: 2px solid var(--color-bg);
  display: block;
}
.page-products .pp-phone__brand {
  font-size: 0.625rem;
  color: var(--color-bg);
  font-weight: 700;
}
.page-products .pp-phone__search {
  margin: 12px 10px 10px;
  background: var(--color-border);
  border-radius: 6px;
  font-size: 0.5rem;
  padding: 6px 8px;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
}
.page-products .pp-phone__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 0 10px 10px;
}
.page-products .pp-phone__card {
  height: 60px;
  background: var(--color-border);
  border-radius: 6px;
}
.page-products .pp-phone__card--wide {
  grid-column: 1 / -1;
  background: var(--color-gold);
}
.page-products .pp-hero__graphic {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 240px;
  height: 120px;
  object-fit: cover;
  opacity: 0.32;
  border-radius: 8px 0 0 0;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 1;
}
.page-products .pp-hero__slash {
  position: absolute;
  right: -80px;
  top: -80px;
  width: 300px;
  height: 400px;
  background: rgba(255, 255, 255, 0.06);
  transform: rotate(15deg);
  z-index: 1;
}

/* 三列布局 */
.page-products .pp-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem 2rem;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

/* 左侧产品导航 */
.page-products .pp-sidenav__inner {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-red);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  padding: 1.5rem 1.25rem;
}
.page-products .pp-sidenav__title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-red-dark);
  text-transform: uppercase;
  margin: 0 0 0.75rem;
}
.page-products .pp-sidenav__nav {
  display: grid;
  gap: 0.375rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.page-products .pp-sidenav__nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 0.375rem 0.5rem;
  border-left: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.page-products .pp-sidenav__nav a:hover {
  color: var(--color-red);
  border-left-color: var(--color-red);
  background: rgba(194, 59, 34, 0.04);
}
.page-products .pp-sidenav__more {
  margin-top: 1rem;
}
.page-products .pp-sidenav__more p {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.06em;
  margin: 0 0 0.375rem;
}
.page-products .pp-sidenav__more a {
  display: block;
  font-size: 0.875rem;
  color: var(--color-link);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
}
.page-products .pp-sidenav__more a:hover {
  text-decoration: underline;
}

/* 中间功能详解 */
.page-products .pp-section {
  margin-bottom: 3.5rem;
}
.page-products .pp-section__head {
  margin-bottom: 1.5rem;
}
.page-products .pp-section__head .section-meta,
.page-products .pp-sidebar__inner .section-meta,
.page-products .pp-download__content .section-meta {
  color: var(--color-red);
  font-weight: 700;
}
.page-products .pp-section__head h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--color-text);
  margin: 0.25rem 0 0.5rem;
}
.page-products .pp-section__intro {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
  max-width: 48em;
}
.page-products .pp-section[id] {
  scroll-margin-top: 100px;
}

/* 功能特性列表 */
.page-products .pp-feature {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}
.page-products .pp-feature:last-child {
  border-bottom: none;
}
.page-products .pp-feature__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--color-red);
  color: var(--color-bg);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}
.page-products .pp-feature h3 {
  font-size: 1rem;
  margin: 0 0 0.25rem;
  color: var(--color-text);
}
.page-products .pp-feature p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}

/* 内容中心 */
.page-products .pp-content-center {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.page-products .pp-content-center__figure {
  margin: 0;
}
.page-products .pp-content-center__figure img,
.page-products .pp-mobile-nav__figure img,
.page-products .pp-cat-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 8px;
}
.page-products figcaption {
  font-size: 0.8125rem;
  color: #6b6b6b;
  margin-top: 0.375rem;
  text-align: center;
}
.page-products .pp-tagbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.page-products .pp-tagbar__item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--color-text);
}

/* MAN手机端导航 */
.page-products .pp-mobile-nav {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.page-products .pp-mobile-nav__figure {
  margin: 0;
  max-width: 320px;
}
.page-products .pp-mobile-nav__features {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pp-mobile-nav__feature {
  display: flex;
  gap: 0.875rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}
.page-products .pp-mobile-nav__feature h3 {
  font-size: 1rem;
  margin: 0 0 0.25rem;
  color: var(--color-text);
}
.page-products .pp-mobile-nav__feature p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}
.page-products .pp-mobile-nav .pp-feature__icon {
  background: var(--color-gold);
  color: var(--color-red-dark);
}
.page-products .pp-platform {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}
.page-products .pp-platform span {
  background: var(--color-green);
  color: var(--color-bg);
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  font-weight: 600;
}

/* 回访用户固定分类栏目 */
.page-products .pp-cat-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0.5rem;
}
.page-products .pp-cat-filter__link {
  padding: 0.375rem 0.875rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--color-text);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.page-products .pp-cat-filter__link:hover {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}
.page-products .pp-cat-note {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0 0 1rem;
}
.page-products .pp-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: 0.75rem;
}
.page-products .pp-cat-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-red);
  padding: 0.625rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-products .pp-cat-item__num {
  font-size: 0.75rem;
  color: var(--color-gold);
  font-weight: 700;
  min-width: 1.5rem;
}
.page-products .pp-cat-figure {
  margin: 1.5rem 0 0;
}

/* 分类筛选定位锚 */
.page-products .sr-only {
  clip: rect(0, 0, 0, 0) !important;
}
.page-products .pp-cat-filter__link[href="#cat-all"] {
  scroll-margin-top: 110px;
}

/* 分类筛选状态：全部默认显示 */
.page-products .pp-cat-grid .pp-cat-item {
  display: flex;
}

/* 分类筛选状态：球类 */
.page-products #cat-ball:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-ball:target ~ .pp-cat-grid .pp-cat-item.pp-cat-ball {
  display: flex;
}
.page-products #cat-ball:target ~ .pp-cat-filter a[href="#cat-ball"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：田径与跑步 */
.page-products #cat-track:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-track:target ~ .pp-cat-grid .pp-cat-item.pp-cat-track {
  display: flex;
}
.page-products #cat-track:target ~ .pp-cat-filter a[href="#cat-track"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：登山与户外 */
.page-products #cat-mountain:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-mountain:target ~ .pp-cat-grid .pp-cat-item.pp-cat-mountain {
  display: flex;
}
.page-products #cat-mountain:target ~ .pp-cat-filter a[href="#cat-mountain"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：骑行 */
.page-products #cat-cycling:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-cycling:target ~ .pp-cat-grid .pp-cat-item.pp-cat-cycling {
  display: flex;
}
.page-products #cat-cycling:target ~ .pp-cat-filter a[href="#cat-cycling"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：健身与体能 */
.page-products #cat-fitness:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-fitness:target ~ .pp-cat-grid .pp-cat-item.pp-cat-fitness {
  display: flex;
}
.page-products #cat-fitness:target ~ .pp-cat-filter a[href="#cat-fitness"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：电竞与智力 */
.page-products #cat-esports:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-esports:target ~ .pp-cat-grid .pp-cat-item.pp-cat-esports {
  display: flex;
}
.page-products #cat-esports:target ~ .pp-cat-filter a[href="#cat-esports"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 分类筛选状态：冰雪与水 */
.page-products #cat-snow:target ~ .pp-cat-grid .pp-cat-item {
  display: none;
}
.page-products #cat-snow:target ~ .pp-cat-grid .pp-cat-item.pp-cat-snow {
  display: flex;
}
.page-products #cat-snow:target ~ .pp-cat-filter a[href="#cat-snow"] {
  background: var(--color-red);
  color: var(--color-bg);
  border-color: var(--color-red);
}

/* 内容中心活动规则 */
.page-products .pp-rules {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-gold);
  padding: 1.5rem;
}
.page-products .pp-rules__list {
  margin: 0 0 1.5rem;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.75rem;
}
.page-products .pp-rules__list li {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text);
}
.page-products .pp-rules__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
}
.page-products .pp-rules .btn {
  text-decoration: none;
  padding: 0.625rem 1.25rem;
  font-weight: 600;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}
.page-products .pp-rules .btn-primary {
  background: var(--color-red);
  color: var(--color-bg);
}
.page-products .pp-rules .btn-primary:hover {
  background: var(--color-red-dark);
}
.page-products .pp-btn-ghost {
  background: transparent;
  border: 1px solid var(--color-red);
  color: var(--color-red);
}
.page-products .pp-btn-ghost:hover {
  background: rgba(194, 59, 34, 0.06);
}

/* 下载方式 */
.page-products .pp-download {
  scroll-margin-top: 100px;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-red-dark);
  color: var(--color-bg);
}
.page-products .pp-download__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
}
.page-products .pp-download__content {
  position: relative;
  z-index: 1;
  padding: 2rem 1.5rem;
}
.page-products .pp-download__content .section-meta {
  color: var(--color-gold);
}
.page-products .pp-download__content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0.25rem 0 0.75rem;
  color: var(--color-bg);
}
.page-products .pp-download__content p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(249, 249, 249, 0.92);
  margin: 0 0 1rem;
}
.page-products .pp-download__list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.625rem;
}
.page-products .pp-download__list li {
  font-size: 0.9375rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--color-gold);
  color: var(--color-bg);
  line-height: 1.6;
}
.page-products .pp-download__list strong {
  color: var(--color-gold);
}

/* 右侧版本历史 */
.page-products .pp-sidebar__inner {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-gold);
  padding: 1.5rem 1.25rem;
}
.page-products .pp-version-title {
  font-size: 1.25rem;
  color: var(--color-text);
  margin: 0.25rem 0 1rem;
}
.page-products .pp-timeline {
  position: relative;
  list-style: none;
  margin: 1.5rem 0 0;
  padding-left: 1.5rem;
}
.page-products .pp-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--color-border);
}
.page-products .pp-timeline__item {
  position: relative;
  padding-bottom: 1.25rem;
}
.page-products .pp-timeline__item::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-red);
}
.page-products .pp-timeline__item--current::before {
  background: var(--color-red);
  box-shadow: 0 0 0 4px rgba(194, 59, 34, 0.15);
}
.page-products .pp-timeline__version {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-red-dark);
  display: block;
  margin-bottom: 0.2rem;
}
.page-products .pp-timeline__item p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}
.page-products .pp-sidebar__note {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text);
}
.page-products .pp-sidebar__note p {
  margin: 0 0 0.375rem;
}
.page-products .pp-sidebar__note a {
  color: var(--color-link);
  text-decoration: none;
  font-weight: 600;
}
.page-products .pp-sidebar__note a:hover {
  text-decoration: underline;
}

/* 响应式增强 */
@media (min-width: 700px) {
  .page-products .pp-hero {
    padding: 3rem 1.5rem 4rem;
  }
  .page-products .pp-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
  }
  .page-products .pp-content-center {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
  .page-products .pp-mobile-nav {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
  }
  .page-products .pp-download__content {
    padding: 2.5rem 2.5rem 3rem;
  }
}

@media (min-width: 992px) {
  .page-products .pp-layout {
    grid-template-columns: var(--pp-sidenav-w) minmax(0, 1fr) var(--pp-sidebar-w);
    align-items: start;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .page-products .pp-sidenav,
  .page-products .pp-sidebar {
    position: sticky;
    top: calc(var(--header-h, 72px) + 16px);
  }
  .page-products .pp-sidenav__inner,
  .page-products .pp-sidebar__inner {
    max-height: calc(100vh - var(--header-h, 72px) - 40px);
    overflow-y: auto;
  }
  .page-products .pp-cat-grid {
    grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-hero .btn {
    transition: none;
    transform: none;
  }
  .page-products .pp-phone {
    transform: none;
  }
}