/* =============================================
   J9竞界 — 品牌首页 专属样式
   作用域：.page-home
   移动端优先 + desktop 断点 1024px
   ============================================= */
.page-home {
  --home-hero-left-bg: rgba(10, 14, 39, 0.85);
  --home-card-bg: rgba(26, 31, 61, 0.7);
  --home-card-border: rgba(138, 43, 226, 0.35);
  --home-accent-glow: 0 0 20px rgba(138, 43, 226, 0.3);
  --home-divider-angle: 165deg;
  --home-stat-size: clamp(2.4rem, 6vw, 3.6rem);
  --home-particle-count: 60;
  box-sizing: border-box;
}

.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: inherit;
}

/* ---------- 容器调整 ---------- */
.page-home .container {
  max-width: var(--max-width, 1200px);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

/* ---------- section-header 通用 ---------- */
.page-home .section-header {
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-home .section-header__num {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent2, #39FF14);
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  opacity: 0.7;
}
.page-home .section-header__title {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-heading, 900);
  font-size: clamp(1.6rem, 4.5vw, 2.8rem);
  color: var(--color-title, #E0E8F0);
  background: linear-gradient(135deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
  line-height: 1.15;
}
.page-home .section-header__desc {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-body, 400);
  font-size: var(--font-size-body, 1rem);
  line-height: var(--line-height-body, 1.7);
  color: var(--color-text, #B0C4DE);
  max-width: 36rem;
  margin: 0.25rem 0 0 0;
}

/* =============================================
   一、首屏 .home-hero
   ============================================= */
.page-home .home-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 3rem;
  overflow: hidden;
  background-color: var(--color-bg, #0A0E27);
}

/* ---- 粒子背景 ---- */
.page-home .home-hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  background-image:
    radial-gradient(1px 1px at 15% 30%, var(--color-accent2, #39FF14) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 40% 65%, var(--color-accent1, #8A2BE2) 0%, transparent 100%),
    radial-gradient(1px 1px at 65% 20%, var(--color-accent2, #39FF14) 0%, transparent 100%),
    radial-gradient(1.2px 1.2px at 80% 70%, var(--color-accent1, #8A2BE2) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 85%, var(--color-accent2, #39FF14) 0%, transparent 100%),
    radial-gradient(1.8px 1.8px at 55% 45%, var(--color-accent1, #8A2BE2) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 15%, var(--color-accent2, #39FF14) 0%, transparent 100%),
    radial-gradient(1.3px 1.3px at 10% 55%, var(--color-accent1, #8A2BE2) 0%, transparent 100%),
    radial-gradient(1px 1px at 72% 88%, var(--color-accent2, #39FF14) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 35% 12%, var(--color-accent1, #8A2BE2) 0%, transparent 100%);
  background-size: 200px 200px;
  animation: homeParticleDrift 18s ease-in-out infinite alternate;
}
@keyframes homeParticleDrift {
  0% { background-position: 0 0, 20px 30px, 60px 10px, 120px 80px, 40px 160px, 80px 100px, 180px 30px, 10px 120px, 150px 170px, 70px 20px; }
  100% { background-position: 40px 60px, 80px 10px, 20px 80px, 160px 40px, 100px 120px, 40px 60px, 140px 80px, 60px 90px, 190px 130px, 30px 100px; }
}

/* ---- 内层 ---- */
.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
  align-items: stretch;
  gap: var(--grid-gap, 1.5rem);
}

/* --- 左屏 --- */
.page-home .home-hero__left {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 1.5rem;
  min-height: 480px;
  border-radius: 12px;
  overflow: hidden;
  background-color: var(--home-hero-left-bg);
  backdrop-filter: blur(2px);
  clip-path: polygon(0 0, 100% 0, 96% 100%, 0 100%);
}
.page-home .home-hero__left-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .home-hero__left-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  opacity: 0.2;
}
.page-home .home-hero__left-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

/* 标题 */
.page-home .home-hero__title {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-heading, 900);
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  line-height: 1.1;
  color: var(--color-title, #E0E8F0);
  margin: 0;
}
.page-home .home-hero__title-accent {
  background: linear-gradient(135deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 描述 */
.page-home .home-hero__desc {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-body, 400);
  font-size: var(--font-size-body, 1rem);
  line-height: var(--line-height-body, 1.7);
  color: var(--color-text, #B0C4DE);
  margin: 0;
  max-width: 30rem;
}

/* 索引导航 */
.page-home .home-hero__index {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 0.8rem;
}
.page-home .home-hero__index-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  text-decoration: none;
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text, #B0C4DE);
  border-left: 3px solid transparent;
  transition: all var(--transition-normal, 0.35s ease);
}
.page-home .home-hero__index-item:hover,
.page-home .home-hero__index-item:focus-visible {
  color: var(--color-accent2, #39FF14);
  border-left-color: var(--color-accent2, #39FF14);
  background: rgba(57, 255, 20, 0.08);
}
.page-home .home-hero__index-item.active {
  color: var(--color-title, #E0E8F0);
  border-left-color: var(--color-accent1, #8A2BE2);
  background: rgba(138, 43, 226, 0.12);
}
.page-home .home-hero__index-num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-accent1, #8A2BE2);
  min-width: 1.8rem;
}
.page-home .home-hero__index-item.active .home-hero__index-num {
  color: var(--color-accent2, #39FF14);
}
.page-home .home-hero__index-label {
  flex: 1;
}

/* 进度条 */
.page-home .home-hero__progress {
  width: 100%;
  height: 4px;
  background: var(--color-surface, #1A1F3D);
  border-radius: 4px;
  margin-top: 0.4rem;
  overflow: hidden;
}
.page-home .home-hero__progress-bar {
  display: block;
  height: 100%;
  width: 25%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  transition: width 0.6s ease;
}

/* --- 右屏 服务预览 --- */
.page-home .home-hero__right {
  display: flex;
  align-items: center;
  padding: 0.5rem 0;
}
.page-home .service-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  width: 100%;
}

/* 预览卡片 */
.page-home .service-preview-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem 1rem 1rem;
  background: var(--home-card-bg);
  border: 1px solid var(--home-card-border);
  border-radius: 10px;
  backdrop-filter: blur(4px);
  transition: all var(--transition-normal, 0.35s ease);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.page-home .service-preview-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 10px;
  box-shadow: var(--home-accent-glow);
  opacity: 0;
  transition: opacity var(--transition-normal, 0.35s ease);
  pointer-events: none;
}
.page-home .service-preview-card:hover::after,
.page-home .service-preview-card:focus-within::after {
  opacity: 1;
}
.page-home .service-preview-card:hover {
  border-color: rgba(138, 43, 226, 0.7);
  transform: translateY(-3px);
}
.page-home .service-preview-card__icon {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-surface, #1A1F3D);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.3rem;
  position: relative;
}
.page-home .service-preview-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-home .service-preview-card__icon--noimg {
  padding: 0.75rem;
}
.page-home .service-preview-card__svg {
  width: 100%;
  height: 100%;
  color: var(--color-accent1, #8A2BE2);
  opacity: 0.7;
}
.page-home .service-preview-card__title {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-title, #E0E8F0);
  margin: 0;
}
.page-home .service-preview-card__desc {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-body, 400);
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--color-text, #B0C4DE);
  margin: 0;
  flex: 1;
}
.page-home .service-preview-card__link {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--color-accent1, #8A2BE2);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition-fast, 0.2s ease);
}
.page-home .service-preview-card__link:hover,
.page-home .service-preview-card__link:focus-visible {
  color: var(--color-accent2, #39FF14);
}

/* 倾斜分割线 */
.page-home .home-hero__divider {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(var(--home-divider-angle), transparent 40%, var(--color-bg, #0A0E27) 40%);
  z-index: 2;
  pointer-events: none;
}

/* =============================================
   二、服务快览 .home-services
   ============================================= */
.page-home .home-services {
  position: relative;
  padding: 4rem 0 3rem;
  background-color: var(--color-bg, #0A0E27);
}
.page-home .services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.page-home .services-grid__item {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.5rem 1.25rem;
  background: var(--color-surface, #1A1F3D);
  border-radius: 10px;
  border: 1px solid rgba(138, 43, 226, 0.2);
  transition: all var(--transition-normal, 0.35s ease);
  position: relative;
  overflow: hidden;
}
.page-home .services-grid__item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  transition: height var(--transition-normal, 0.35s ease);
  border-radius: 0 2px 2px 0;
}
.page-home .services-grid__item:hover::before {
  height: 100%;
}
.page-home .services-grid__item:hover {
  border-color: rgba(138, 43, 226, 0.5);
  box-shadow: var(--home-accent-glow);
  transform: translateY(-2px);
}
.page-home .services-grid__icon {
  width: 2.4rem;
  height: 2.4rem;
  color: var(--color-accent1, #8A2BE2);
  margin-bottom: 0.2rem;
}
.page-home .services-grid__svg {
  width: 100%;
  height: 100%;
}
.page-home .services-grid__title {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-title, #E0E8F0);
  margin: 0;
}
.page-home .services-grid__desc {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-body, 400);
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--color-text, #B0C4DE);
  margin: 0;
  flex: 1;
}
.page-home .services-grid__link {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-accent1, #8A2BE2);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition-fast, 0.2s ease);
}
.page-home .services-grid__link:hover,
.page-home .services-grid__link:focus-visible {
  color: var(--color-accent2, #39FF14);
}

/* =============================================
   三、数据动态 .home-data
   ============================================= */
.page-home .home-data {
  position: relative;
  padding: 3.5rem 0 4rem;
  background-color: var(--color-bg, #0A0E27);
}
.page-home .data-visual {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
}
.page-home .data-visual__chart {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(138, 43, 226, 0.25);
  box-shadow: 0 0 30px rgba(138, 43, 226, 0.15);
}
.page-home .data-visual__img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 100%;
  object-fit: cover;
}
.page-home .data-visual__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,14,39,0.4) 0%, transparent 50%, rgba(57,255,20,0.08) 100%);
  pointer-events: none;
}
.page-home .data-visual__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.page-home .data-stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 0.8rem;
  background: var(--color-surface, #1A1F3D);
  border-radius: 10px;
  border: 1px solid rgba(138, 43, 226, 0.15);
  text-align: center;
  transition: border-color var(--transition-fast, 0.2s ease);
  position: relative;
  overflow: hidden;
}
.page-home .data-stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal, 0.35s ease);
}
.page-home .data-stat-card:hover::after {
  transform: scaleX(1);
}
.page-home .data-stat-card:hover {
  border-color: rgba(138, 43, 226, 0.4);
}
.page-home .data-stat-card__num {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 900;
  font-size: var(--home-stat-size);
  color: var(--color-title, #E0E8F0);
  line-height: 1;
  display: block;
  background: linear-gradient(135deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: homeNumPulse 2.8s ease-in-out infinite alternate;
}
@keyframes homeNumPulse {
  0% { opacity: 0.85; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.04); }
}
.page-home .data-stat-card__label {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--color-text, #B0C4DE);
  margin-top: 0.3rem;
  text-transform: uppercase;
}

/* 动态数据流装饰 */
.page-home .data-stream {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.page-home .data-stream__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent1, #8A2BE2);
  animation: homeStreamDot 2.4s ease-in-out infinite;
  opacity: 0.3;
}
.page-home .data-stream__dot:nth-child(1) { animation-delay: 0s; }
.page-home .data-stream__dot:nth-child(2) { animation-delay: 0.4s; }
.page-home .data-stream__dot:nth-child(3) { animation-delay: 0.8s; }
.page-home .data-stream__dot:nth-child(4) { animation-delay: 1.2s; }
.page-home .data-stream__dot:nth-child(5) { animation-delay: 1.6s; }
.page-home .data-stream__dot:nth-child(6) { animation-delay: 2.0s; }
@keyframes homeStreamDot {
  0%, 100% { opacity: 0.2; transform: scale(0.8); background: var(--color-accent1, #8A2BE2); }
  50% { opacity: 1; transform: scale(1.6); background: var(--color-accent2, #39FF14); }
}

/* =============================================
   四、开始使用 .home-cta
   ============================================= */
.page-home .home-cta {
  position: relative;
  padding: 3rem 0 5rem;
  background-color: var(--color-bg, #0A0E27);
}
.page-home .home-cta__inner {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-surface, #1A1F3D);
  border: 1px solid rgba(138, 43, 226, 0.2);
  box-shadow: 0 0 40px rgba(138, 43, 226, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.page-home .home-cta__brand {
  position: relative;
  width: 100%;
  max-height: 200px;
  overflow: hidden;
}
.page-home .home-cta__brand-img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.25;
}
.page-home .home-cta__brand-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,14,39,0.7) 0%, transparent 60%, rgba(10,14,39,0.3) 100%);
  pointer-events: none;
}
.page-home .home-cta__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem 1.5rem 2.8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.page-home .home-cta__title {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-heading, 900);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  color: var(--color-title, #E0E8F0);
  margin: 0;
  background: linear-gradient(135deg, var(--color-accent1, #8A2BE2), var(--color-accent2, #39FF14));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-home .home-cta__desc {
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: var(--font-weight-body, 400);
  font-size: 1rem;
  line-height: var(--line-height-body, 1.7);
  color: var(--color-text, #B0C4DE);
  max-width: 32rem;
  margin: 0;
}
.page-home .home-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 0.5rem;
}
.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-family: var(--font-family, 'Inter','Roboto',sans-serif);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all var(--transition-normal, 0.35s ease);
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.2;
}
.page-home .btn-primary {
  background: var(--color-accent1, #8A2BE2);
  color: #fff;
  border-color: var(--color-accent1, #8A2BE2);
  box-shadow: 0 0 20px rgba(138, 43, 226, 0.25);
}
.page-home .btn-primary:hover,
.page-home .btn-primary:focus-visible {
  background: var(--color-accent2, #39FF14);
  border-color: var(--color-accent2, #39FF14);
  color: var(--color-bg, #0A0E27);
  box-shadow: 0 0 30px rgba(57, 255, 20, 0.3);
  transform: translateY(-2px);
}
.page-home .btn-secondary {
  background: transparent;
  color: var(--color-accent1, #8A2BE2);
  border-color: var(--color-accent1, #8A2BE2);
}
.page-home .btn-secondary:hover,
.page-home .btn-secondary:focus-visible {
  background: rgba(138, 43, 226, 0.12);
  color: var(--color-accent2, #39FF14);
  border-color: var(--color-accent2, #39FF14);
  transform: translateY(-2px);
}

/* =============================================
   桌面端媒体查询 (min-width: 1024px)
   ============================================= */
@media (min-width: 1024px) {
  .page-home .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  /* 首屏 */
  .page-home .home-hero {
    padding: 2rem 0 4rem;
    min-height: 100vh;
  }
  .page-home .home-hero__inner {
    align-items: center;
  }
  .page-home .home-hero__left {
    min-height: 600px;
    padding: 3rem 2.5rem;
    clip-path: polygon(0 0, 100% 0, 90% 100%, 0 100%);
  }
  .page-home .home-hero__title {
    font-size: clamp(2.2rem, 3.8vw, 3.6rem);
  }
  .page-home .service-preview-grid {
    gap: 1.25rem;
  }
  .page-home .service-preview-card {
    padding: 1.5rem 1.25rem 1.25rem;
  }
  .page-home .service-preview-card__desc {
    font-size: 0.85rem;
  }
  .page-home .home-hero__divider {
    height: 120px;
  }

  /* 服务快览 */
  .page-home .home-services {
    padding: 5rem 0 4rem;
  }
  .page-home .services-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
  .page-home .services-grid__item {
    padding: 1.8rem 1.5rem;
  }

  /* 数据动态 */
  .page-home .home-data {
    padding: 4.5rem 0 5rem;
  }
  .page-home .data-visual {
    grid-template-columns: 3fr 2fr;
    gap: 2.5rem;
    align-items: center;
  }
  .page-home .data-visual__stats {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
  .page-home .data-stat-card {
    padding: 1.5rem 1rem;
  }
  .page-home .data-stream {
    margin-top: 2.5rem;
    gap: 1rem;
  }

  /* 开始使用 */
  .page-home .home-cta {
    padding: 3.5rem 0 6rem;
  }
  .page-home .home-cta__brand {
    max-height: 260px;
  }
  .page-home .home-cta__content {
    padding: 2.5rem 2rem 3.2rem;
  }
  .page-home .home-cta__actions {
    gap: 1.5rem;
  }
  .page-home .btn {
    padding: 0.85rem 2.4rem;
    font-size: 1rem;
  }
}

/* =============================================
   移动端微调 (max-width: 639px)
   ============================================= */
@media (max-width: 639px) {
  .page-home .home-hero__inner {
    flex-direction: column;
  }
  .page-home .home-hero__left {
    clip-path: polygon(0 0, 100% 0, 98% 100%, 0 100%);
    min-height: 360px;
    padding: 1.5rem 1rem;
  }
  .page-home .service-preview-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .page-home .service-preview-card {
    padding: 0.8rem 0.6rem 0.7rem;
  }
  .page-home .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
  }
  .page-home .services-grid__item {
    padding: 1rem 0.9rem;
  }
  .page-home .data-visual__stats {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .page-home .data-stat-card {
    padding: 0.9rem 0.5rem;
  }
  .page-home .home-cta__content {
    padding: 1.5rem 1rem 2rem;
  }
}

/* =============================================
   对比度与可访问性增强
   ============================================= */
@media (prefers-contrast: more) {
  .page-home .home-hero__left-img {
    opacity: 0.35;
  }
  .page-home .service-preview-card {
    border-width: 2px;
  }
  .page-home .services-grid__item {
    border-width: 2px;
  }
  .page-home .data-stat-card__num {
    -webkit-text-fill-color: var(--color-title, #E0E8F0);
    background: none;
    color: var(--color-title, #E0E8F0);
  }
}

/* 减少运动偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__particles,
  .page-home .data-stream__dot,
  .page-home .data-stat-card__num {
    animation: none !important;
  }
  .page-home .service-preview-card:hover,
  .page-home .services-grid__item:hover {
    transform: none !important;
  }
}