/* ===== 页面专属：服务中心 (page-products) ===== */
.page-products {
  --card-red: #FF2D2D;
  --card-blue: #007BFF;
  --card-bg: #111111;
  --card-text-color: #EEEEEE;
  --card-feature-muted: #AAAAAA;
  --card-border-thick: 4px;
  --card-shadow-heavy: 0 12px 40px rgba(0, 0, 0, 0.7);
  --card-radius: 0;
  --hero-bg: #0A0A0A;
  --section-gap: 60px;
  --tab-gap: 12px;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-dark);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 16px;
  padding-bottom: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
}
.page-products .breadcrumb a {
  color: var(--metal-silver);
  text-decoration: none;
  transition: color 0.2s;
}
.page-products .breadcrumb a:hover {
  color: var(--primary);
}
.page-products .breadcrumb-sep {
  color: var(--border-strong);
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--text-primary);
  font-weight: 600;
}

/* ---------- 容器 ---------- */
.page-products .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 首屏服务总览 ===== */
.page-products .services-hero {
  background: var(--hero-bg);
  padding: 40px 0 50px;
  position: relative;
  overflow: hidden;
  border-bottom: var(--card-border-thick) solid var(--border-strong);
}
.page-products .services-hero-title {
  font-family: var(--font-headline);
  font-size: 48px;
  line-height: 1.1;
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: -1px;
  color: var(--text-primary);
}
.page-products .services-hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 0 32px;
  line-height: 1.5;
}
.page-products .hero-speed-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--primary) 0px,
    var(--primary) 30px,
    transparent 30px,
    transparent 50px,
    var(--secondary) 50px,
    var(--secondary) 80px,
    transparent 80px,
    transparent 100px
  );
  opacity: 0.6;
}

/* ---------- 胶囊标签 ---------- */
.page-products .service-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--tab-gap);
}
.page-products .tab-link {
  display: inline-block;
  padding: 12px 28px;
  font-family: var(--font-headline);
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  background: var(--surface-dark);
  border: 3px solid var(--border-strong);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}
.page-products .tab-link:hover {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.page-products .tab-link:focus-visible {
  outline: 3px solid var(--secondary);
  outline-offset: 4px;
}
/* 当前锚点高亮（:target 配合） */
.page-products .tab-link:target,
.page-products .tab-link:active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ===== 服务卡片列表 ===== */
.page-products .services-list {
  padding: var(--section-gap) 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ---------- 速度线分隔 ---------- */
.page-products .speed-divider {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  padding: 28px 0;
  opacity: 0.5;
}
.page-products .sd-line {
  display: block;
  height: 3px;
  background: var(--primary);
  flex: 1;
  max-width: 120px;
  transform: skewX(-20deg);
}
.page-products .sd-line:nth-child(2) {
  background: var(--secondary);
  max-width: 60px;
}
.page-products .sd-line:nth-child(3) {
  background: var(--primary);
  max-width: 80px;
}

/* ---------- 卡片基础 ---------- */
.page-products .service-card {
  position: relative;
  background: var(--card-bg);
  border: var(--card-border-thick) solid var(--border-strong);
  box-shadow: var(--card-shadow-heavy);
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.35s ease;
  scroll-margin-top: 80px;
}
/* :target 高亮 */
.page-products .service-card:target {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary), var(--card-shadow-heavy);
}
/* hover 3D 倾斜 */
@media (hover: hover) {
  .page-products .service-card:hover {
    transform: perspective(1200px) rotateY(-3deg) rotateX(1.5deg) scale(1.01);
    box-shadow: 0 20px 60px rgba(255, 45, 45, 0.25);
  }
  .page-products .service-card.card-type-blue:hover {
    box-shadow: 0 20px 60px rgba(0, 123, 255, 0.25);
  }
}

/* ---------- 色条 ---------- */
.page-products .card-color-strip {
  height: 6px;
  width: 100%;
  flex-shrink: 0;
  background: var(--card-red);
}
.page-products .card-type-blue .card-color-strip {
  background: var(--card-blue);
}

/* ---------- 编号 ---------- */
.page-products .card-number {
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: var(--font-headline);
  font-size: 56px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.06);
  letter-spacing: -2px;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

/* ---------- 卡片正文 ---------- */
.page-products .card-body {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px 20px 30px;
  position: relative;
  z-index: 1;
}
.page-products .card-text {
  flex: 1 1 auto;
}
.page-products .card-headline {
  font-family: var(--font-headline);
  font-size: 28px;
  line-height: 1.15;
  margin: 0 0 12px;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: -0.5px;
}
.page-products .card-desc {
  font-size: 16px;
  line-height: 1.6;
  color: var(--card-feature-muted);
  margin: 0 0 18px;
}
.page-products .card-features {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-products .card-features li {
  font-size: 15px;
  line-height: 1.5;
  color: var(--card-text-color);
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-products .card-link {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  padding: 4px 0;
}
.page-products .card-link:hover {
  border-bottom-color: var(--primary);
  color: #fff;
}
.page-products .card-type-blue .card-link {
  color: var(--secondary);
}
.page-products .card-type-blue .card-link:hover {
  border-bottom-color: var(--secondary);
  color: #fff;
}

/* ---------- 卡片图片 ---------- */
.page-products .card-image {
  flex: 0 0 auto;
}
.page-products .card-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--border-strong);
  transition: border-color 0.3s;
}
.page-products .service-card:hover .card-img {
  border-color: var(--primary);
}
.page-products .card-type-blue:hover .card-img {
  border-color: var(--secondary);
}
.page-products .card-image-icon {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-products .card-img-icon {
  max-width: 200px;
  border-radius: 50%;
  border-width: 3px;
}

/* ---------- 球队库内图表 ---------- */
.page-products .card-chart {
  margin-top: 16px;
}
.page-products .chart-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--border-strong);
  background: #0a0a0a;
}

/* ---------- 数据滚动小部件 ---------- */
.page-products .data-scroll-widget {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.55);
  border-top: 2px solid var(--border-strong);
  padding: 10px 0;
  height: 40px;
}
.page-products .scroll-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: scrollData 18s linear infinite;
  will-change: transform;
}
.page-products .scroll-item {
  font-size: 13px;
  color: var(--metal-silver);
  font-family: var(--font-body);
  letter-spacing: 0.3px;
  padding: 0 8px;
  border-left: 2px solid var(--primary);
}
.page-products .scroll-item:first-child {
  border-left: none;
}
@keyframes scrollData {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .page-products .scroll-track {
    animation: none;
    overflow-x: auto;
  }
  .page-products .service-card:hover {
    transform: none !important;
  }
}

/* ---------- 几何碎片装饰 ---------- */
.page-products .card-geo-deco {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 160px;
  height: 160px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.08;
  background:
    linear-gradient(45deg, transparent 40%, var(--primary) 40%, var(--primary) 45%, transparent 45%),
    linear-gradient(-45deg, transparent 55%, var(--secondary) 55%, var(--secondary) 60%, transparent 60%),
    linear-gradient(135deg, transparent 70%, var(--primary) 70%, var(--primary) 75%, transparent 75%);
}
.page-products .card-type-blue .card-geo-deco {
  background:
    linear-gradient(45deg, transparent 40%, var(--secondary) 40%, var(--secondary) 45%, transparent 45%),
    linear-gradient(-45deg, transparent 55%, var(--primary) 55%, var(--primary) 60%, transparent 60%),
    linear-gradient(135deg, transparent 70%, var(--secondary) 70%, var(--secondary) 75%, transparent 75%);
}

/* ===== 内链互通 ===== */
.page-products .cross-links-section {
  padding: 40px 20px 60px;
  border-top: 3px solid var(--border-strong);
}
.page-products .cross-links-title {
  font-family: var(--font-headline);
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin: 0 0 28px;
  text-align: center;
}
.page-products .cross-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.page-products .cross-link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: var(--surface-dark);
  border: 3px solid var(--border-strong);
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.25s ease;
  min-width: 180px;
  flex: 0 1 auto;
}
.page-products .cross-link-card:hover {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}
.page-products .cross-link-icon {
  font-size: 24px;
}
.page-products .cross-link-label {
  font-family: var(--font-headline);
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.page-products .cross-link-arrow {
  margin-left: auto;
  font-size: 20px;
  opacity: 0.5;
}
.page-products .cross-link-card:hover .cross-link-arrow {
  opacity: 1;
}

/* ===== 信任声明 ===== */
.page-products .trust-section {
  padding: 24px 20px 48px;
  border-top: 1px solid var(--border-strong);
}
.page-products .trust-text {
  font-size: 13px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.7;
  letter-spacing: 0.2px;
}

/* ===== 响应式：平板及以上 ===== */
@media (min-width: 768px) {
  .page-products .services-hero {
    padding: 60px 0 70px;
  }
  .page-products .services-hero-title {
    font-size: 64px;
  }
  .page-products .services-hero-sub {
    font-size: 20px;
  }
  .page-products .tab-link {
    font-size: 20px;
    padding: 14px 36px;
  }
  .page-products .card-body {
    flex-direction: row;
    align-items: flex-start;
    padding: 30px 32px 40px;
    gap: 32px;
  }
  .page-products .card-text {
    flex: 1 1 55%;
  }
  .page-products .card-image {
    flex: 0 0 40%;
    max-width: 420px;
  }
  .page-products .card-image-icon {
    flex: 0 0 220px;
    justify-content: flex-end;
  }
  .page-products .card-img-icon {
    max-width: 180px;
  }
  .page-products .card-headline {
    font-size: 34px;
  }
  .page-products .card-number {
    font-size: 72px;
    opacity: 0.08;
  }
  .page-products .card-chart {
    margin-top: 20px;
  }
  .page-products .cross-links-grid {
    gap: 24px;
  }
  .page-products .cross-link-card {
    min-width: 200px;
    padding: 20px 28px;
  }
  .page-products .data-scroll-widget {
    height: 44px;
  }
}

/* ===== 响应式：桌面 ===== */
@media (min-width: 1024px) {
  .page-products .services-hero {
    padding: 80px 0 90px;
  }
  .page-products .services-hero-title {
    font-size: 80px;
  }
  .page-products .services-hero-sub {
    font-size: 22px;
  }
  .page-products .card-body {
    padding: 36px 48px 48px;
    gap: 48px;
  }
  .page-products .card-headline {
    font-size: 40px;
  }
  .page-products .card-number {
    font-size: 96px;
    top: 20px;
    right: 28px;
  }
  .page-products .card-features li {
    font-size: 16px;
  }
  .page-products .card-desc {
    font-size: 17px;
  }
  .page-products .services-list {
    padding: 80px 20px;
  }
  .page-products .card-type-blue .card-image {
    order: -1;
  }
  .page-products .card-type-blue .card-body {
    flex-direction: row-reverse;
  }
}
/* 超大屏限制最大宽度 */
@media (min-width: 1280px) {
  .page-products .container {
    padding: 0 32px;
  }
  .page-products .card-body {
    padding: 40px 56px 56px;
  }
}