/* --------------------------------------------------------------------------
   5. 业务区块
   -------------------------------------------------------------------------- */
   
/* 5.2 首屏 Hero */
.hero {
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  background: #050510;
  color: #ffffff;
}

/* H5（手机）与 pad（平板）模式：首屏改为 16:9 比例缩放，不再铺满整屏 */
@media (max-width: 1023px) {
  .hero {
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 9;
  }
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  will-change: transform, opacity;
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 首屏轮播（与视频同尺寸：铺满整个 Hero，自适应一屏） */
.hero__bg > .swiper-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hero__bg .swiper-wrapper,
.hero__bg .swiper-slide {
  width: 100%;
  height: 100%;
}

.hero__bg .swiper-slide .list {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 首屏轮播分页小圆点：与「核心产品」圆点指示器（.dots__item）统一样式 */
.hero__bg .swiper-pagination {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.hero__bg .swiper-pagination-bullet {
  width: 8px;
  height: 6px;
  margin: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  opacity: 1;
  cursor: pointer;
  transition: width var(--duration) var(--ease), background-color var(--duration) var(--ease);
}

.hero__bg .swiper-pagination-bullet-active {
  width: 32px;
  background: rgba(255, 255, 255, 0.75);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__glow {
  position: absolute;
  width: 50%;
  height: 50%;
  border-radius: 50%;
  filter: blur(120px);
}

.hero__glow--blue {
  top: -25%;
  left: -25%;
  background: rgba(59, 130, 246, 0.2);
}

.hero__glow--purple {
  right: -25%;
  bottom: -25%;
  background: rgba(168, 85, 247, 0.15);
}

.hero__grid {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: linear-gradient(rgba(99, 140, 255, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 140, 255, 0.3) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, #050510, transparent, rgba(5, 5, 16, 0.4));
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding-inline: 24px;
  text-align: center;
}

.hero__title {
  margin-bottom: 24px;
  font-size: 48px;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.hero__title span {
  display: block;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 64px;
}

.hero__stat-value {
  font-size: 24px;
  font-weight: 700;
}

.hero__stat-label {
  margin-top: 4px;
  font-size: 14px;
  color: #6b7280;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  z-index: 2;
  transform: translateX(-50%);
}

.hero__scroll-track {
  display: flex;
  justify-content: center;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  animation: float-y 2s ease-in-out infinite;
}

.hero__scroll-dot {
  width: 6px;
  height: 12px;
  margin-top: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.4);
}

/* 5.3 核心优势 */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.feature-card {
  padding: 32px;
  overflow: hidden;
}

.feature-card__glow {
  position: absolute;
  top: 0;
  right: 0;
  width: 128px;
  height: 128px;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.06;
  transition: opacity 0.5s var(--ease);
}

.feature-card:hover .feature-card__glow {
  opacity: 0.12;
}

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  color: #ffffff;
  transition: transform var(--duration) var(--ease);
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.1);
}

.feature-card__title {
  margin-bottom: 12px;
  font-size: 18px;
}

.feature-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* 5.4 核心产品轮播（3D 旋转木马 / coverflow） */
.showcase__viewport {
  position: relative;
  /* overflow: hidden; */
  /* border: 1px solid var(--border); */
  border-radius: var(--radius-lg);
  height: 600px;
  perspective: 1600px;
  perspective-origin: 50% 50%;
}

.showcase__track {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

.showcase__slide {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  flex-direction: column;
  width: 78%;
  min-width: 320px;
  max-width: 1280px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  transform-style: preserve-3d;
  backface-visibility: hidden;
  transform: translate(-50%, -50%);
  transition: transform 0.7s var(--ease-out-expo), opacity 0.6s var(--ease-out-expo),
    box-shadow 0.6s var(--ease-out-expo);
  will-change: transform, opacity;
}

.showcase__slide.is-active {
  box-shadow: 0 44px 90px rgba(0, 0, 0, 0.5);
  cursor: default;
}

.showcase__slide:not(.is-active) {
  cursor: pointer;
}

@media (max-width: 768px) {
  .showcase__viewport {
    height: 520px;
    perspective: 1100px;
  }
}

.showcase__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.showcase__media-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.showcase__pattern {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.1;
}

.showcase__figure {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* width: 280px; */
  /* padding: 28px 16px; */
  /* border: 1px solid rgba(255, 255, 255, 0.1); */
  border-radius: var(--radius-md);
  /* background: rgba(0, 0, 0, 0.3); */
  backdrop-filter: blur(8px);
  width: 100%;
  height: 100%;
}

.showcase__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase__figure-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 12px;
  border-radius: var(--radius-md);
  font-size: 24px;
  color: #ffffff;
}

.showcase__figure-title {
  padding-inline: 16px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  color: rgba(255, 255, 255, 0.85);
}

.showcase__media-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
}

.showcase__info {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: 40px;
  overflow: hidden;
  background: var(--bg-card);
}

.showcase__info-glow {
  position: absolute;
  top: 50%;
  right: 0;
  width: 256px;
  height: 256px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.2;
  transform: translateY(-50%);
}

.showcase__info-body {
  position: relative;
  z-index: 1;
}

.showcase__subtitle {
  margin-bottom: 12px;
  font-size: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.showcase__title {
  margin-bottom: 16px;
  font-size: 30px;
}

.showcase__desc {
  margin-bottom: 32px;
  color: var(--text-muted);
  line-height: 1.75;
}

.showcase__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.showcase__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
}

/* 5.5 产品矩阵 3D 轮播 */
.matrix {
  position: relative;
  height: 500px;
  margin-bottom: 32px;
  perspective: 1200px;
}

.matrix__stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
}

.matrix__card {
  position: absolute;
  width: 288px;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.8s var(--ease-out-expo), opacity 0.8s var(--ease-out-expo);
  user-select: none;
}

.matrix__card-inner {
  position: relative;
  padding: 24px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  transition: transform var(--duration) var(--ease);
}

.matrix__card:hover .matrix__card-inner {
  transform: scale(1.05);
}

.matrix__card-deco {
  position: absolute;
  inset: 0;
  opacity: 0.1;
}

.matrix__card-body {
  position: relative;
  z-index: 1;
  color: #ffffff;
}

.matrix__card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  fill: #ffffff;
  opacity: 0.85;
}

.matrix__card-title {
  margin-bottom: 8px;
  font-size: 20px;
  color: #ffffff;
}

.matrix__card-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.matrix__card-sheen {
  position: absolute;
  inset: 0 0 auto 0;
  height: 50%;
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.15), transparent);
}

.matrix__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

/* 5.6 应用领域 */
.area-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.area-card {
  padding: 32px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--surface), transparent);
}

.area-card__sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0), rgba(139, 92, 246, 0));
  transition: background 0.4s var(--ease);
}

.area-card:hover .area-card__sheen {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(139, 92, 246, 0.12));
}

.area-card__body {
  position: relative;
}

.area-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  background: var(--grad-brand);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(59, 130, 246, 0.25);
}

.area-card__title {
  margin-bottom: 8px;
  font-size: 20px;
}

.area-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* 5.7 新闻资讯 */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.news-card {
  padding: 24px;
  overflow: hidden;
  background: var(--surface);
}

.news-card:hover {
  border-color: rgba(96, 165, 250, 0.4);
}

.news-card__glow {
  position: absolute;
  top: -40px;
  right: -40px;
  width: 128px;
  height: 128px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.1);
  filter: blur(24px);
  transition: background-color 0.4s var(--ease);
}

.news-card:hover .news-card__glow {
  background: rgba(59, 130, 246, 0.2);
}

.news-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.news-card__date {
  font-size: 14px;
  color: var(--text-dim);
}

.news-card__title {
  position: relative;
  margin-bottom: 8px;
  font-size: 20px;
  transition: color var(--duration) var(--ease);
}

.news-card:hover .news-card__title {
  color: #93c5fd;
}

.news-card__desc {
  position: relative;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
}

.news-card__more {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 500;
  color: #60a5fa;
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.news-card:hover .news-card__more {
  opacity: 1;
}

/* 5.8 关于我们 */
.about__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 80px;
}

.about__badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  font-size: 14px;
  color: var(--text-muted);
}

.about__title {
  margin-bottom: 24px;
  font-size: 30px;
  line-height: 1.2;
}

.about__text {
  margin-bottom: 24px;
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.9;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.about__stat {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  transition: background-color var(--duration) var(--ease);
}

.about__stat:hover {
  background: var(--surface-hover);
}

.about__stat-value {
  font-size: 30px;
  font-weight: 700;
}

.about__stat-suffix {
  color: #60a5fa;
}

.about__stat-label {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-dim);
}

.about__timeline-title {
  margin-bottom: 32px;
  font-size: 20px;
  text-align: center;
}

.about__timeline {
  position: relative;
}

.about__timeline-line {
  position: absolute;
  top: 8px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.about__timeline-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.milestone {
  position: relative;
  padding: 40px 8px 0;
  text-align: center;
}

.milestone__dot {
  position: absolute;
  top: 4px;
  left: 50%;
  z-index: 1;
  width: 16px;
  height: 16px;
  border: 4px solid var(--bg);
  border-radius: 50%;
  background: var(--brand);
  transform: translateX(-50%);
}

.milestone__year {
  font-size: 18px;
  font-weight: 700;
}

.milestone__text {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* 5.9 服务支持 */
.support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.support-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
}

.support-card:hover {
  border-color: rgba(96, 165, 250, 0.4);
}

.support-card__icon {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  transition: background-color var(--duration) var(--ease);
}

.support-card:hover .support-card__icon {
  background: rgba(59, 130, 246, 0.3);
}

.support-card__title {
  margin-bottom: 4px;
}

.support-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
}

.support__cta {
  margin-top: 48px;
  text-align: center;
}

/* 5.10 页脚 */
.site-footer {
  position: relative;
  padding-top: 96px;
  padding-bottom: 48px;
  background: var(--bg-footer);
  color: var(--text-footer);
}

.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(23, 37, 84, 0.25), transparent);
  pointer-events: none;
}

.footer__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__brand {
  grid-column: span 2;
}

.footer__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--grad-brand);
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
}

.footer__brand-name {
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
}

.footer__intro {
  margin-bottom: 24px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-footer-dim);
}

.footer__contact {
  display: grid;
  gap: 12px;
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-footer-dim);
}

.footer__col-title {
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
}

.footer__links {
  display: grid;
  gap: 10px;
}

.footer__link {
  font-size: 14px;
  color: var(--text-footer-dim);
  transition: color 0.2s var(--ease);
}

.footer__link:hover {
  color: #ffffff;
}

.footer__bottom {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 32px;
}

.footer__copyright {
  font-size: 14px;
  color: #4b5563;
}

.footer__socials {
  display: flex;
  gap: 12px;
}

.footer__social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  background: var(--glass-footer);
  color: var(--text-footer-dim);
  transition: all var(--duration) var(--ease);
}

.footer__social:hover {
  color: #ffffff;
  border-color: var(--border);
}