* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Rive动画容器 */
.rive-animations-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 120px 0 20px;
  gap: 20px;
  /* background-color: #010303; */
}

.rive-animation {
        display: flex;
        align-items: flex-end;
        justify-content: center;
        width: 100%;
        max-width: 100%;
        height: 110px;
      }

      .longxia-animation {
        max-width: 180px;
        height: 180px;
        justify-content: center;
        align-items: center;
        overflow: visible;
      }

      .rive-animation canvas {
        display: block;
        width: auto;
        height: 100%;
        object-fit: contain;
      }

      .chinese-version {
        margin-left: 10px;
        margin-bottom: 10px;
        color: #FD4E4C;
        font-size: 26px;
        font-weight: bold;
      }

      .tips-image-container {
        display: flex;
        justify-content: center;
        width: 100%;
        margin-top: 20px;
      }

      .tips-image {
        width: 501px;
        height: 50px;
      }

.longxia-animation canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-width: none;
  max-height: none;
}

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
  /* background-color: #010303; */
  background-image: url('bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #000000;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-wide {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 头部样式 */
.header {
  /* background-color: rgba(1, 3, 3, 0.95); */
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(34, 211, 238, 0.2);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-image {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.header-right {
  display: flex;
  align-items: center;
  position: relative;
}

.header-icon {
  background-color: #020030;
  border: 1px solid #383F50;
  padding: 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-icon:hover {
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(34, 211, 238, 0.8);
}

.header-icon-image {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

/* 微信二维码弹窗 */
.wechat-modal {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 8px;
  z-index: 2000;
  min-width: 300px;
}

.wechat-modal.show {
  display: block;
}

.wechat-modal-content {
  background-color: #020030;
  border: 1px solid #383F50;
  border-radius: 0;
  padding: 20px;
  width: 300px;
  box-shadow: 0 4px 12px rgba(0, 229, 204, 0.3);
}

.qrcode-wrapper {
  background-color: #ffffff;
  padding: 20px;
  border-radius: 4px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qrcode-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.qrcode-container img {
  max-width: 100%;
  max-height: 200px;
}

.loading {
  font-size: 14px;
  color: #999999;
  text-align: center;
}

.wechat-modal-title {
  color: #FFFFFF;
  font-size: 20px;
  font-weight: bold;
  margin: 0 0 12px 0;
  text-align: center;
}

.wechat-modal-desc {
  color: #FFFFFF;
  font-size: 10px;
  line-height: 1.5;
  margin: 0;
  text-align: center;
}

.error {
  color: #ff4d4f;
  font-size: 14px;
  text-align: center;
  padding: 20px;
}

/* 按钮样式 */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  font-size: 16px;
}

.btn-primary {
  background: linear-gradient(135deg, #22d3ee, #16a3b7);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(34, 211, 238, 0.5);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.8);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #ffffff;
}

/* Hero部分样式 */
.hero {
  padding: 40px 0 0;
  text-align: center;
}

.hero-top {
  margin-bottom: 20px;
}

.hero-badge {
  font-size: 14px;
  color: #ffffff;
  text-align: center;
  margin-bottom: 30px;
}

.hero-badge-blue {
  color: #00E5CC;
}

.hero-title {
  margin: 30px 0 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-title h1 {
  font-size: 48px;
  font-weight: bold;
  color: #ffffff;
  text-align: center;
  margin: 0;
  background: linear-gradient(135deg, #00E5CC, #22d3ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes twinkle {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.hero-subtitle {
  font-size: 16px;
  color: #838589;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  padding: 8px 16px;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-size: 13px;
  border: 1px solid rgba(69, 77, 97, 0.8);
}

.hero-feature-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 12px rgba(0, 229, 204, 0.3);
}

.hero-feature-item .feature-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
  flex-shrink: 0;
  filter: none;
}

.check-icon {
  color: #00E5CC;
  font-weight: bold;
}

.free-icon {
  color: #ffffff;
  font-size: 12px;
  font-weight: bold;
  background: #00E5CC;
  color: #0a0f0f;
  padding: 2px 6px;
  border-radius: 10px;
}

.feature-text {
  font-size: 13px;
  color: #ffffff;
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.download-button-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 300px;
  justify-content: center;
}

.download-btn.primary {
  background: #ffffff;
  color: #0a0f0f;
  border: none;
}

.download-btn.secondary {
  background: #ffffff;
  color: #0a0f0f;
  border: none;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.download-btn .btn-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.dropdown-arrow {
  margin-left: 8px;
  width: 14px;
  height: 14px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.dropdown-arrow.rotate {
  transform: rotate(180deg);
}

.os-requirement {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.os-requirement .requirement-icon {
  width: 14px;
  height: 14px;
  object-fit: contain;
}

.os-requirement .requirement-text {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Mac下载弹窗样式 */
.mac-container {
  position: relative;
}

.mac-modal {
  display: none;
  position: absolute;
  top: calc(100% - 20px);
  left: 0;
  right: 0;
  z-index: 1000;
}

.mac-modal.show {
  display: block;
}

.mac-modal-content {
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  padding: 16px;
}

.mac-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.tips-container {
  position: relative;
  display: inline-block;
}

.tips-icon {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.tips-tooltip {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: #0F172A;
  color: #ffffff;
  padding: 10px;
  border-radius: 10px;
  font-size: 12px;
  white-space: nowrap;
  display: none;
  z-index: 1100;
  max-width: 200px;
  margin-top: 8px;
}

.tips-tooltip span {
  display: block;
}

.tips-container:hover .tips-tooltip {
  display: block;
}

.mac-modal-subtitle {
  color: #666666;
  font-size: 13px;
  margin: 0 0 12px 0;
}

.mac-modal-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mac-modal-option-btn {
  background-color: transparent;
  color: #270000;
  padding: 12px 0;
  border-radius: 8px;
  border: none;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  width: 100%;
}

.mac-modal-option-btn:hover {
   background-color: #F1F5F9;
}

.mac-modal-option {
  margin-bottom: 12px;
}

.mac-modal-option:last-child {
  margin-bottom: 0;
}

.mac-modal-option-desc {
  font-size: 12px;
  color: #738192;
  margin-top: 4px;
}

/* 通用章节样式 */
section {
  padding: 40px 0;
  position: relative;
}

.section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: #ffffff;
  text-shadow: 0 0 10px rgba(34, 211, 238, 0.5);
}

.section-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  margin-bottom: 60px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* 功能特性部分 */
.features {
  /* background: #010303; */
  padding: 40px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 100%;
  margin: 0 auto;
}

.feature-card {
  background: #0a0f0f;
  border: 1px solid rgba(34, 211, 238, 0.15);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: 0 8px 32px rgba(34, 211, 238, 0.15);
}

.feature-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.feature-icon {
  font-size: 28px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.08);
  border-radius: 10px;
  flex-shrink: 0;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.feature-card:hover .feature-icon {
  filter: grayscale(0%);
}

.feature-title {
  font-size: 17px;
  font-weight: 600;
  color: #ffffff;
  margin: 0;
  line-height: 1.3;
}

.feature-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  margin-bottom: 20px;
}

.feature-compare {
  display: flex;
  align-items: flex-end;
  margin-top: auto;
  position: relative;
}

.feature-before {
  flex: 1;
  background: #050810;
  border: 1px solid #858FAD;
  border-radius: 14px;
  padding: 12px 16px;
  margin-right: -20px;
  height: auto;
  align-self: flex-end;
}

.feature-after {
  flex: 1.1;
  background: #050810;
  border: 2px solid #00E5CC;
  border-radius: 14px;
  padding: 16px 18px;
  position: relative;
  z-index: 2;
  box-shadow: 0 4px 20px rgba(34, 211, 238, 0.15);
}

.feature-before-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

.feature-after-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  text-align: center;
  color: #22d3ee;
}

.feature-before .feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-before .feature-list li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 5px;
  display: flex;
  align-items: flex-start;
  gap: 5px;
  line-height: 1.3;
}

.feature-after .feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-after .feature-list li {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.feature-list li:last-child {
  margin-bottom: 0;
}

.cross-icon {
  width: 14px;
  height: 14px;
  background-image: url('befroe_icon.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
  margin-top: 1px;
  color: transparent;
}

.check-icon {
  width: 18px;
  height: 18px;
  background-image: url('after_icon.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
  margin-top: 2px;
  color: transparent;
}

/* 探索部分 */
.explore {
  background: radial-gradient(circle at 50% 50%, rgba(34, 211, 238, 0.05), transparent 70%);
  padding: 40px 0;
}

.carousel-container {
  margin-top: 40px;
}

.carousel-row {
  overflow: hidden;
  margin-bottom: 30px;
  height: 60px;
}

.carousel-track {
  display: flex;
  animation: carousel 30s linear infinite;
  height: 100%;
}

.carousel-track.reverse {
  animation: carousel-reverse 30s linear infinite;
}

.carousel-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: rgba(10, 15, 15, 0.8);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 25px;
  margin-right: 20px;
  white-space: nowrap;
  backdrop-filter: blur(10px);
}

.carousel-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.carousel-text {
  font-size: 14px;
  color: #ffffff;
  font-weight: 500;
}

@keyframes carousel {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@keyframes carousel-reverse {
  0% {
    transform: translateX(-50%);
  }
  100% {
    transform: translateX(0);
  }
}

/* 平台集成部分 */
.platforms {
  /* background: linear-gradient(135deg, rgba(1, 3, 3, 1), rgba(10, 15, 15, 0.8)); */
  padding: 40px 0;
  margin-bottom: 0;
}

.platforms-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.platform-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px;
  background: rgba(10, 15, 15, 0.8);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 12px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  min-width: 100px;
}

.platform-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
  border-color: #22d3ee;
}

.platform-icon-wrapper {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border-radius: 10px;
  border: 1px solid rgba(34, 211, 238, 0.3);
  overflow: hidden;
}

.platform-icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

.platform-name {
  font-size: 14px;
  color: #ffffff;
  font-weight: 500;
}

/* AI模型部分 */
.models {
  background: radial-gradient(circle at 50% 50%, rgba(34, 211, 238, 0.05), transparent 70%);
  padding: 40px 0;
  margin-top: 0;
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.model-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 20px;
  background: rgba(10, 15, 15, 0.8);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 8px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.model-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 15px rgba(34, 211, 238, 0.2);
  border-color: #22d3ee;
}

.model-icon-wrapper {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border-radius: 8px;
  flex-shrink: 0;
  overflow: hidden;
}

.model-icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 6px;
}

.model-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.model-name {
  font-size: 14px;
  font-weight: 500;
  color: #ffffff;
}

.model-version {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

/* 页脚样式 */
.footer {
  /* background: #000000; */
  border-top: 1px solid rgba(69,77,97,0.8);
  padding: 30px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  max-width: 1000px;
  margin: 0 auto;
}

.footer-left {
  text-align: left;
}

.footer-right {
  text-align: right;
}

.footer-left p,
.footer-right p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  margin: 0;
}

.privacy-link {
  color: #22d3ee;
  text-decoration: none;
  margin-left: 5px;
}

.privacy-link:hover {
  color: #ffffff;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .hero-top {
    margin-bottom: 15px;
  }

  .hero-title {
    font-size: 32px;
    flex-direction: column;
    gap: 10px;
  }

  .hero-subtitle {
    font-size: 14px;
    padding: 0 20px;
  }

  .hero-features {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .hero-feature-item {
    width: 90%;
    justify-content: center;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .btn {
    width: 90%;
    justify-content: center;
  }

  .hero-requirements {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .section-title {
    font-size: 28px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .feature-card {
    padding: 20px;
  }

  .feature-title {
    font-size: 16px;
  }

  .feature-desc {
    font-size: 12px;
  }

  .feature-list li {
    font-size: 12px;
  }

  .explore-features {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .footer-left,
  .footer-right {
    text-align: center;
  }

  .footer-left p,
  .footer-right p {
    font-size: 11px;
  }
}

@media (max-width: 768px) {
  .models-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .model-item {
    padding: 12px 15px;
  }

  .model-icon-wrapper {
    width: 35px;
    height: 35px;
  }

  .model-icon {
    font-size: 18px;
  }

  .model-name {
    font-size: 13px;
  }

  .model-version {
    font-size: 11px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }

  .hero-feature-item {
    width: 100%;
    padding: 8px 16px;
  }

  .feature-text {
    font-size: 12px;
  }

  .btn {
    padding: 10px 20px;
    font-size: 13px;
  }

  .models-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .model-item {
    padding: 10px 15px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 16px;
  }
}

/* 动画效果 */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(34, 211, 238, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0);
  }
}

.btn-primary {
  animation: pulse 2s infinite;
}

/* 背景星空效果 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(white, rgba(255, 255, 255, 0.2) 2px, transparent 40px),
              radial-gradient(white, rgba(255, 255, 255, 0.15) 1px, transparent 30px),
              radial-gradient(white, rgba(255, 255, 255, 0.1) 2px, transparent 40px),
              radial-gradient(rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.1) 2px, transparent 30px);
  background-size: 550px 550px, 350px 350px, 250px 250px, 150px 150px;
  background-position: 0 0, 40px 60px, 130px 270px, 70px 100px;
  opacity: 0.1;
  z-index: -1;
}