* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: "Inter", "PingFang SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.flex-col {
  display: flex;
  flex-direction: column;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.justify-between {
  justify-content: space-between;
}
.align-center {
  align-items: center;
}

.page {
  width: 1920px;
  position: relative;
  background: #fff;
}

.section_1 {
  width: 1920px;
  height: 1200px;
  background: url(./img/FigmaDDSSlicePNG3d448edd7632027b4f3c56a99a9de716.png)
    no-repeat;
  background-size: cover;
  position: relative;
  display: flex;
  flex-direction: column;
  padding-left: 395px;
  padding-top: 472px;
}

/* Hero 元素基础样式优化 */
.image_1 {
  width: 180px;
  margin-bottom: 20px;
}

.text_2 {
  color: white;
  font-size: 48px; /* 缩小标题文字 */
  font-weight: 300;
  letter-spacing: 4px;
  margin-bottom: 30px;
  white-space: nowrap;
}

.paragraph_1 {
  color: white;
  line-height: 2;
  font-size: 16px; /* 缩小描述文字 */
  font-weight: 300;
  letter-spacing: 1px;
  margin-bottom: 40px;
  max-width: 400px;
}

.text-wrapper_1 {
  background: white;
  border-radius: 50px;
  padding: 14px 40px;
  width: fit-content;
  text-decoration: none;
  color: #111;
  font-weight: 600;
  display: inline-block;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  font-size: 16px;
}
.text-wrapper_1:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  background: #fdfdfd;
}

/* 专属 Hero 动画关键帧 */
@keyframes heroEntry {
  0% {
    opacity: 0;
    transform: translateY(30px) skewY(2deg);
    filter: blur(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) skewY(0);
    filter: blur(0);
  }
}

.hero-animate {
  opacity: 0;
  animation: heroEntry 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* 延迟序列 */
.delay-1 {
  animation-delay: 0.2s;
}
.delay-2 {
  animation-delay: 0.4s;
}
.delay-3 {
  animation-delay: 0.6s;
}
.delay-4 {
  animation-delay: 0.8s;
}

.section_2 {
  padding: 160px 0;
  background: #fafafa;
}
.text-group_1 {
  text-align: center;
  margin-bottom: 80px;
}
.text_3 {
  font-size: 48px;
  color: #111;
  display: block;
  margin-bottom: 25px;
  font-weight: 300;
}
.paragraph_2 {
  font-size: 22px;
  color: #888;
  line-height: 1.8;
  font-weight: 300;
}

/* 轮播图优化 - Standard Style */
.hb-carousel-section {
  width: 900px;
  margin: 40px auto;
  background: white;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
}

.hb-carousel {
  width: 100%;
  height: 500px;
  position: relative;
  overflow: hidden;
}

.hb-carousel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 0;
  box-shadow: none;

  /* Standard Fade Transition */
  opacity: 0;
  z-index: 0;
  transform: scale(1.05);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Active */
.hb-carousel img.active {
  opacity: 1;
  z-index: 10;
  transform: scale(1);
}

/* Reset Side Images (No Coverflow) */
.hb-carousel img.prev,
.hb-carousel img.next {
  opacity: 0;
  z-index: 0;
  transform: scale(1.05);
  cursor: default;
}

/* 轮播图描述文字 */
.hb-info-box {
  padding: 40px 60px;
  background: white;
  border-top: 1px solid #f8f8f8;
  min-height: 180px;
  transition: all 0.5s ease;
  text-align: center;
}

.hb-info-title {
  font-size: 28px;
  font-weight: 600;
  color: #111;
  margin-bottom: 12px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.hb-info-desc {
  font-size: 16px;
  color: #666;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.1s;
}

/* --- New Sections Styling --- */

/* Features Section */
.section_features {
  padding: 80px 395px;
  background: white;
  margin-top: -60px; /* Overlap with hero slightly */
  position: relative;
  z-index: 10;
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -20px 40px rgba(0, 0, 0, 0.02);
}

.feature-card {
  flex: 1;
  text-align: center;
  padding: 40px 20px;
  transition: all 0.4s ease;
  border-radius: 16px;
}

.feature-card:hover {
  background: #fff;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.06);
  transform: translateY(-10px);
}

.feature-icon-wrapper {
  width: 80px;
  height: 80px;
  background: #f8f9fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: all 0.4s ease;
}

.feature-card:hover .feature-icon-wrapper {
  background: #e0e7ff;
  transform: rotate(15deg) scale(1.1);
}

.feature-icon {
  font-size: 32px;
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
  color: #333;
}

.feature-card p {
  color: #666;
  line-height: 1.6;
  font-size: 16px;
}

/* Data Section */
.section_data {
  padding: 100px 395px;
  background: #111;
  color: white;
}

.data-item {
  text-align: center;
}

.data-number {
  font-size: 72px;
  font-weight: 200;
  color: #f6deb5;
  margin-bottom: 10px;
  background: linear-gradient(135deg, #f6deb5 0%, #d4b07c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.data-unit {
  font-size: 32px;
  margin-left: 5px;
  -webkit-text-fill-color: #f6deb5; /* Fallback */
}

.data-label {
  font-size: 18px;
  opacity: 0.7;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* Enhanced Footer */
.section_footer {
  background: #0a0a0a;
  color: white;
  padding-top: 100px;
}

.cta-box {
  text-align: center;
  padding-bottom: 100px;
}

.cta-box h2 {
  font-size: 56px;
  margin-bottom: 20px;
  font-weight: 200;
  color: #f6deb5;
}

.cta-box p {
  font-size: 24px;
  opacity: 0.6;
  margin-bottom: 50px;
}

.cta-btn {
  padding: 20px 60px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50px;
  color: white;
  text-decoration: none;
  font-size: 20px;
  transition: all 0.4s ease;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.cta-btn:hover {
  background: #f6deb5;
  border-color: #f6deb5;
  color: #000;
  box-shadow: 0 0 30px rgba(246, 222, 181, 0.3);
  transform: translateY(-5px);
}

.footer-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 395px;
}

.footer-content {
  padding: 80px 395px;
}

.footer-left {
  max-width: 400px;
}

.footer-logo {
  font-size: 32px;
  margin-bottom: 20px;
}

.footer-desc {
  opacity: 0.5;
  line-height: 1.8;
}

.footer-right {
  gap: 100px;
}

.footer-col h4 {
  font-size: 18px;
  margin-bottom: 24px;
  color: #fff;
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 0.3s;
}

.footer-col a:hover {
  color: #f6deb5;
}

.footer-copyright {
  text-align: center;
  padding: 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 0.3;
  font-size: 14px;
}

/* Float Animation */
@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-15px);
  }
  100% {
    transform: translateY(0px);
  }
}

.floating {
  animation: float 6s ease-in-out infinite;
}

/* Staggered Animations */
.section_features.reveal .feature-card,
.section_data.reveal .data-item {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.section_features.reveal.visible .feature-card,
.section_data.reveal.visible .data-item {
  opacity: 1;
  transform: translateY(0);
}

.section_features.reveal.visible .feature-card:nth-child(1) {
  transition-delay: 0.1s;
}
.section_features.reveal.visible .feature-card:nth-child(2) {
  transition-delay: 0.2s;
}
.section_features.reveal.visible .feature-card:nth-child(3) {
  transition-delay: 0.3s;
}
.section_features.reveal.visible .feature-card:nth-child(4) {
  transition-delay: 0.4s;
}

.section_data.reveal.visible .data-item:nth-child(1) {
  transition-delay: 0.1s;
}
.section_data.reveal.visible .data-item:nth-child(2) {
  transition-delay: 0.2s;
}
.section_data.reveal.visible .data-item:nth-child(3) {
  transition-delay: 0.3s;
}
.section_data.reveal.visible .data-item:nth-child(4) {
  transition-delay: 0.4s;
}