/* ===== 平台服务页专属样式 ===== */
.page-products {
  --color-primary: #003399;
  --color-accent: #FFD700;
  --color-secondary: #8B0000;
  --color-bg-dark: #1A1A2E;
  --color-bg-light: #F5F5F5;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #CCCCCC;
  --color-text-dark: #1A1A2E;
  --color-border-gold: #FFD700;
  --font-heading: 'Arial Black', 'Helvetica Neue', sans-serif;
  --font-body: Georgia, 'Times New Roman', serif;
  --font-mono: 'Courier New', monospace;
  --header-height: 64px;
  --content-max-width: 1280px;
  --gap-sm: 8px;
  --gap-md: 16px;
  --gap-lg: 32px;
  --gap-xl: 64px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.18);
  --border-thin: 1px solid rgba(255,215,0,0.25);
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
}

/* ---- 全局重置 & 容器 ---- */
.page-products {
  display: block;
  width: 100%;
  max-width: 100%;
  background: var(--color-bg-light);
  color: var(--color-text-dark);
  font-family: var(--font-body);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* ---- 左右分屏系统 ---- */
.page-products-split {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100vh;
}

/* ---- 左侧索引（移动端优先：顶部紧凑栏） ---- */
.page-products-index {
  background: var(--color-bg-dark);
  color: var(--color-text-primary);
  padding: var(--gap-lg);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--gap-md);
  border-bottom: 2px solid var(--color-accent);
  position: relative;
  z-index: 2;
}

.page-products-index-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--gap-sm) var(--gap-md);
}

.page-products-index-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 1px;
  margin-right: -0.4rem;
}

.page-products-index-link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--color-text-primary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-products-index-link:hover,
.page-products-index-link:focus-visible {
  border-bottom-color: var(--color-accent);
  color: var(--color-accent);
  outline: none;
}

.page-products-index-decor {
  display: none;
}

.page-products-index-bg {
  display: none;
}

.page-products-index-tagline {
  display: none;
}

/* ---- 右侧内容区 ---- */
.page-products-content {
  flex: 1;
  padding: 0;
  width: 100%;
}

/* ---- HERO 区域 ---- */
.page-products-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0a2a6a 60%, var(--color-bg-dark) 100%);
  color: var(--color-text-primary);
  padding: var(--gap-lg) var(--gap-md);
  position: relative;
  overflow: hidden;
}

.page-products-hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 35%;
  height: 100%;
  background: linear-gradient(45deg, transparent 40%, rgba(255,215,0,0.08) 100%);
  pointer-events: none;
  clip-path: polygon(40% 0, 100% 0, 100% 100%, 0% 100%);
}

.page-products-hero-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin: 0 0 var(--gap-sm);
  position: relative;
  z-index: 1;
}

.page-products-hero-sub {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-accent);
  margin: 0 0 var(--gap-md);
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.page-products-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  font-size: 0.85rem;
  position: relative;
  z-index: 1;
}

.page-products-hero-breadcrumb-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-products-hero-breadcrumb-link:hover {
  color: var(--color-accent);
}

.page-products-hero-breadcrumb-sep {
  color: var(--color-text-secondary);
}

.page-products-hero-breadcrumb-current {
  color: var(--color-accent);
  font-weight: bold;
}

/* ---- 通用 Section 头 ---- */
.page-products-section {
  padding: var(--gap-lg) var(--gap-md);
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.page-products-section-header {
  margin-bottom: var(--gap-lg);
  border-left: 4px solid var(--color-accent);
  padding-left: var(--gap-md);
}

.page-products-section-number {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-primary);
  letter-spacing: 2px;
  display: block;
  margin-bottom: var(--gap-sm);
}

.page-products-section-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-text-dark);
  margin: 0 0 var(--gap-sm);
}

.page-products-section-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: #555;
  max-width: 600px;
  margin: 0;
}

/* ---- 主栏目网格 ---- */
.page-products-columns-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-md);
}

.page-products-column-card {
  background: var(--color-text-primary);
  border: var(--border-thin);
  border-radius: 0;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: default;
  box-shadow: var(--shadow-sm);
}

.page-products-column-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.page-products-column-card-img-wrap {
  width: 100%;
  height: 160px;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.page-products-column-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

.page-products-column-card:hover .page-products-column-card-img {
  transform: scale(1.05);
}

.page-products-column-card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  padding: var(--gap-md) var(--gap-md) 0;
  margin: 0;
}

.page-products-column-card-text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #666;
  padding: var(--gap-sm) var(--gap-md) var(--gap-md);
  margin: 0;
  line-height: 1.5;
}

/* ---- 装备分类卡片 ---- */
.page-products-gear-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-lg);
}

.page-products-gear-card {
  display: flex;
  flex-direction: column;
  background: var(--color-text-primary);
  border: var(--border-thin);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.page-products-gear-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.page-products-gear-card-img-wrap {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.page-products-gear-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

.page-products-gear-card:hover .page-products-gear-card-img {
  transform: scale(1.06);
}

.page-products-gear-card-body {
  padding: var(--gap-md);
  position: relative;
}

.page-products-gear-card-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin: 0 0 var(--gap-sm);
}

.page-products-gear-card-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

.page-products-gear-card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  background: var(--color-primary);
  padding: 2px 12px;
  letter-spacing: 1px;
  margin-top: var(--gap-sm);
}

/* ---- 会员权益区域 ---- */
.page-products-membership-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-md);
}

.page-products-membership-card {
  background: var(--color-text-primary);
  border: var(--border-thin);
  padding: var(--gap-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.page-products-membership-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.page-products-membership-highlight {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0a2a6a 100%);
  color: var(--color-text-primary);
  border-color: var(--color-accent);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--gap-sm);
}

.page-products-membership-highlight .page-products-membership-card-title {
  color: var(--color-accent);
}

.page-products-membership-highlight .page-products-membership-card-text {
  color: var(--color-text-secondary);
}

.page-products-membership-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
  border: 1px solid var(--color-accent);
  padding: 4px;
  background: rgba(255,215,0,0.1);
}

.page-products-membership-card-header {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-sm);
}

.page-products-membership-card-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-accent);
  background: var(--color-primary);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.page-products-membership-card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin: 0;
}

.page-products-membership-card-text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

/* ---- 下载与检索区域 ---- */
.page-products-download-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-lg);
}

.page-products-download-mockup {
  position: relative;
  background: var(--color-bg-dark);
  border: 2px solid var(--color-accent);
  overflow: hidden;
  aspect-ratio: 3 / 2;
}

.page-products-download-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products-download-mockup-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent 20%, rgba(0,51,153,0.9) 100%);
  padding: var(--gap-lg) var(--gap-md) var(--gap-md);
  color: var(--color-text-primary);
}

.page-products-download-mockup-label {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent);
  display: block;
}

.page-products-download-mockup-sub {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.page-products-download-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-md);
}

.page-products-download-info-card {
  background: var(--color-text-primary);
  border: var(--border-thin);
  padding: var(--gap-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.page-products-download-info-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.page-products-download-info-icon {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  color: var(--color-accent);
  background: var(--color-primary);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--gap-sm);
}

.page-products-download-info-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin: 0 0 var(--gap-sm);
}

.page-products-download-info-text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

.page-products-download-info-link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--color-accent);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
  margin-top: var(--gap-sm);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

.page-products-download-info-link:hover {
  border-bottom-color: var(--color-accent);
}

/* ---- 交叉导航 ---- */
.page-products-cross-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-md);
  padding: var(--gap-lg) var(--gap-md);
  max-width: var(--content-max-width);
  margin: 0 auto;
  border-top: var(--border-thin);
}

.page-products-cross-nav-link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--color-primary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-products-cross-nav-link:hover {
  border-bottom-color: var(--color-accent);
  color: var(--color-accent);
}

/* ===== 桌面端媒体查询（768px 起） ===== */
@media (min-width: 768px) {
  .page-products-split {
    flex-direction: row;
  }

  /* 左侧索引：固定竖排 */
  .page-products-index {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    width: 220px;
    min-width: 220px;
    padding: var(--gap-xl) var(--gap-md);
    border-bottom: none;
    border-right: 2px solid var(--color-accent);
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    gap: var(--gap-lg);
  }

  .page-products-index-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--gap-md);
  }

  .page-products-index-number {
    font-size: 0.9rem;
    margin-right: 0;
  }

  .page-products-index-link {
    font-size: 0.9rem;
    padding: 0.4rem 0;
  }

  .page-products-index-decor {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
    margin-top: auto;
    width: 100%;
  }

  .page-products-index-bg {
    display: block;
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: cover;
    border: 1px solid var(--color-accent);
    opacity: 0.6;
  }

  .page-products-index-tagline {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
  }

  .page-products-content {
    flex: 1;
    min-width: 0;
  }

  .page-products-hero {
    padding: var(--gap-xl) var(--gap-lg);
  }

  .page-products-hero-title {
    font-size: 3rem;
  }

  .page-products-section {
    padding: var(--gap-xl) var(--gap-lg);
  }

  .page-products-columns-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-lg);
  }

  .page-products-column-card-img-wrap {
    height: 150px;
  }

  .page-products-gear-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products-gear-card {
    flex-direction: row;
  }

  .page-products-gear-card-img-wrap {
    width: 160px;
    height: 160px;
    flex-shrink: 0;
  }

  .page-products-gear-card-body {
    flex: 1;
    padding: var(--gap-md);
  }

  .page-products-membership-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products-membership-highlight {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
  }

  .page-products-download-layout {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-products-download-mockup {
    aspect-ratio: 3 / 2;
  }

  .page-products-download-info {
    grid-template-columns: 1fr;
  }
}

/* ===== 桌面大屏（1024px 起） ===== */
@media (min-width: 1024px) {
  .page-products-index {
    width: 260px;
    min-width: 260px;
    padding: var(--gap-xl) var(--gap-lg);
  }

  .page-products-hero-title {
    font-size: 3.6rem;
  }

  .page-products-columns-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products-gear-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products-gear-card {
    flex-direction: column;
  }

  .page-products-gear-card-img-wrap {
    width: 100%;
    height: 200px;
  }

  .page-products-membership-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products-membership-highlight {
    grid-column: 1 / -1;
  }

  .page-products-download-layout {
    grid-template-columns: 3fr 2fr;
  }
}

/* ===== 超宽屏（1280px 起） ===== */
@media (min-width: 1280px) {
  .page-products-index {
    width: 300px;
    min-width: 300px;
  }

  .page-products-hero {
    padding: var(--gap-xl) calc((100vw - var(--content-max-width)) / 2 + var(--gap-lg));
  }

  .page-products-section {
    padding-left: calc((100vw - var(--content-max-width)) / 2 + var(--gap-lg));
    padding-right: calc((100vw - var(--content-max-width)) / 2 + var(--gap-lg));
  }

  .page-products-cross-nav {
    padding-left: calc((100vw - var(--content-max-width)) / 2 + var(--gap-lg));
    padding-right: calc((100vw - var(--content-max-width)) / 2 + var(--gap-lg));
  }

  .page-products-columns-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===== 减少动效偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-products-column-card,
  .page-products-gear-card,
  .page-products-membership-card,
  .page-products-download-info-card {
    transition: none;
  }

  .page-products-column-card:hover,
  .page-products-gear-card:hover,
  .page-products-membership-card:hover,
  .page-products-download-info-card:hover {
    transform: none;
  }

  .page-products-column-card-img,
  .page-products-gear-card-img {
    transition: none;
  }

  .page-products-column-card:hover .page-products-column-card-img,
  .page-products-gear-card:hover .page-products-gear-card-img {
    transform: none;
  }

  .page-products-index-link {
    transition: none;
  }
}