:root {
  --primary-color: #ff5c05;
  --secondary-color: #333;
  --text-color: #666;
  --light-bg: #f5f7fa;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
}

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

/* 主视觉区域样式 */
.hero {
  /* background: linear-gradient(
    to right,
    #fff1f0 0%,
    #fff1f0 20%,
    rgba(255, 241, 240, 0.8) 30%,
    rgba(255, 241, 240, 0.4) 40%,
    rgba(255, 241, 240, 0.4) 60%,
    rgba(255, 241, 240, 0.8) 70%,
    #fff1f0 80%,
    #fff1f0 100%
  ); */
  padding: 120px 0 80px;
  margin-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("../img/banner/banner_bg.png") no-repeat center;
  background-size: cover;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  width: 620px;
  height: 360px;
  background: url("../img/banner/banner1.png") no-repeat center;
  background-size: contain;
  z-index: 0;
  transform: translateY(-50%);
}

.hero-content {
  max-width: 700px;
  position: relative;
  z-index: 1;
  padding-left: 40px;
}

.hero-content h1 {
  font-size: 42px;
  line-height: 1.2;
  color: var(--secondary-color);
  margin-bottom: 16px;
}

.hero-content p {
  font-size: 18px;
  color: var(--text-color);
  margin-bottom: 30px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 14px 40px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--primary-color);
  color: #fff;
}

.btn-primary:hover {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  opacity: 0.8;
}

.btn-secondary {
  background: transparent;
  color: var(--secondary-color);
  border: 1px solid var(--secondary-color);
}

.btn-secondary:hover {
  background: var(--secondary-color);
  color: white;
}

/* h5 banner */
.h5-banner {
  margin-top: 80px;
  display: none;
  width: 100vw;
  height: calc(100vh - 80px);
  background: url("../img/banner/banner_bg_h5.png") no-repeat center;
  background-size: cover;
  flex-direction: column;
  color: white;
  padding: 0 40px;
}

.h5-banner-title {
  font-size: 28px;
  margin-top: 33px;
  text-align: center;
}

.h5-banner-title2 {
  font-size: 28px;
  margin-top: 12px;
  text-align: center;
}

.h5-banner-desc-wrapper {
  margin-top: 12px;
  font-size: 18px;
  display: flex;
  justify-content: center;
  gap: 20px;
  align-items: center;
  width: 100%;
}

.h5-banner-btns {
  width: 100%;
  margin-top: 24px;
  display: flex;
  justify-content: center;
  gap: 20px;
  align-items: center;
}

.h5-banner-btn {
  padding: 10px 20px;
  background: #ffffff;
  border-radius: 5px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fe8a21;
  font-size: 20px;
  cursor: pointer;
  text-decoration: none;
}

.h5-bannner-main-img {
  width: 260px;
  display: block;
  margin: 0 auto;
  margin-top: 38px;
}

@media (max-width: 768px) {
  .hero {
    display: none;
  }
  .h5-banner {
    display: flex;
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  
  .hero::before {
    width: 100%;
  }

  .hero-content {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-content h1 {
    font-size: 36px;
  }

  .hero-content p {
    font-size: 18px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

}

.products {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.products h2 {
  text-align: center;
  margin-bottom: 50px;
  font-size: 36px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product-card {
  background: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.product-card img {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
}

.product-card h3 {
  margin-bottom: 15px;
  color: #0066ff;
}

.solutions {
  padding: 80px 0;
}

.solutions h2 {
  text-align: center;
  margin-bottom: 50px;
  font-size: 36px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

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

.solution-item img {
  width: 100%;
  max-width: 400px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.solution-item h3 {
  margin-bottom: 15px;
  color: #0066ff;
}

.func-features {
  margin-top: 80px;
}

.func-feature-title {
  font-size: 36px;
  color: var(--secondary-color);
  text-align: center;
}

.func-feature-list {
  margin-top: 60px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.func-feature-item {
  width: 33%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  transition: all 0.3s ease;
}

.func-feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.func-feature-img {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
  transition: transform 0.3s ease;
}

.func-feature-item:hover .func-feature-img {
  transform: scale(1.1);
}

.func-feature-item-title {
  font-size: 20px;
  margin-bottom: 10px;
  font-weight: bold;
}

.func-feature-item-desc {
  text-align: center;
}

.year-title {
  font-size: 36px;
  color: var(--secondary-color);
  text-align: center;
  margin-top: 80px;
  padding: 0 40px;
}

.features {
  padding: 80px 0;
  background: #fff;
}

.section-title {
  font-size: 36px;
  color: var(--secondary-color);
  text-align: center;
  margin-bottom: 60px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 60px;
  margin-bottom: 100px;
  padding: 0 40px;
}

/* 移除 reverse 类，改用奇偶选择器控制布局 */
.feature-item:nth-child(4n + 3) {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1;
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-details {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.feature-detail {
  position: relative;
}

.feature-detail h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
}

.feature-detail h3::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--primary-color);
  border-radius: 50%;
  margin-right: 12px;
}

.feature-detail p {
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.6;
  padding-left: 18px;
}

.feature-image {
  flex: 1;
  padding-top: 20px;
}

.feature-image img {
  width: 50%;
  border-radius: 12px;
  transition: transform 0.3s ease;
}

.feature-item:hover .feature-image img {
  transform: scale(1.05);
}

.btn-try {
  display: inline-block;
  background: var(--primary-color);
  color: #fff;
  padding: 14px 40px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  align-self: flex-start;
  transition: all 0.3s ease;
}

.btn-try:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  opacity: 0.8;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 28px;
    margin-bottom: 40px;
    padding: 0 20px;
  }

  .feature-item,
  .feature-item:nth-child(4n + 3) {
    flex-direction: column;
    gap: 40px;
    padding: 0 20px;
    margin-bottom: 60px;
  }

  .feature-text {
    gap: 20px;
  }

  .feature-image {
    padding-top: 0;
  }

  .feature-image img {
    width: 50%;
  }

  .feature-details {
    gap: 20px;
  }

  .btn-try {
    align-self: center;
    width: 100%;
    text-align: center;
  }
}

.summary {
  background: #fff;
  padding-bottom: 80px;
}

.function-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 60px;
}

.function-block {
  background: #fff;
  border-radius: 8px;
  transition: all 0.3s ease;
  width: 280px;
  position: relative;
  padding-bottom: 20px;
}

.function-block.shadow1 {
  box-shadow: 5px 5px 4px 0px rgba(254, 140, 34, 0.38);
}

.function-block.shadow2 {
  box-shadow: 5px 5px 4px 0px rgba(138, 224, 117, 0.39);
}
.function-block.shadow3 {
  box-shadow: 5px 5px 4px 0px rgba(203, 159, 241, 0.38);
}
.function-block.shadow4 {
  box-shadow: 5px 5px 4px 0px rgba(159, 188, 241, 0.38);
}

.function-block:hover {
  transform: translateY(-5px);
}
.function-block-img {
  width: 100%;
  height: 193px;
  display: block;
}

.function-block h3 {
  font-size: 20px;
  color: var(--secondary-color);
  text-align: center;
  position: absolute;
  top: 140px;
  left: 50%;
  transform: translateX(-50%);
  color: white;
}

.function-block ul {
  list-style: none;
  padding: 0;
  width: 60%;
  margin: 0 auto;
}

.function-block ul li {
  color: var(--text-color);
  font-size: 16px;
  padding: 8px 0;
  position: relative;
  display: flex;
  align-items: center;
}
.function-block ul li img {
  width: 20px;
  height: 20px;
  margin-right: 10px;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .function-grid {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 20px;
  }

  .function-block {
    padding: 20px;
  }
}

/* 合作伙伴样式 */
.partners {
  position: relative;
  overflow: visible;
}

.partner_bg {
  position: absolute;
  left: 0;
  top: -106px;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
}
.partner-list {
  display: flex;
  overflow: auto;
}

.partner-content {
  font-size: 20px;
  color: black;
  margin-bottom: 60px;
}

.partner-item {
  flex-shrink: 0;
  width: 372px;
  height: 279px;
  margin-right: 60px;
}

.partner-item-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 适用场景样式 */
.scenarios {
  padding: 80px 0;
  background: #fff;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.scenario-card {
  background: #fff;
  border-radius: 10px;
  width: 330px;
  height: 426px;
  transition: all 0.3s ease;
  position: relative;
}

.scenario-card-img {
  display: block;
  width: 100%;
}

.scenario-card.shadow1 {
  box-shadow: 5px 5px 4px 0px rgba(159, 188, 241, 0.38);
}

.scenario-card.shadow2 {
  box-shadow: 5px 5px 4px 0px rgba(254, 140, 34, 0.38);
}

.scenario-card.shadow3 {
  box-shadow: 5px 5px 4px 0px rgba(138, 224, 117, 0.39);
}

.advantage-card-img {
  width: 100%;
  height: 207px;
  display: block;
}

.scenario-card:hover {
  transform: translateY(-5px);
}

.scenario-card h3 {
  position: absolute;
  left: 18px;
  top: 18px;
  font-size: 20px;
  color: #fff;
  margin-bottom: 20px;
  text-align: center;
}

.scenario-card ul {
  list-style: none;
  padding: 0;
  width: 80%;
  margin: 0 auto;
}

.scenario-card ul li {
  color: var(--text-color);
  font-size: 16px;
  padding: 8px 26px;
  position: relative;
  line-height: 1.6;
}

.scenario-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 21px;
  height: 21px;
  display: block;
  background: url("../img/index/gou.svg");
}

/* 选择理由样式 */
.advantages {
  padding: 80px 0;
  background: var(--light-bg);
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.advantage-card {
  padding: 30px;
  text-align: center;
}

.advantage-card-img {
  display: block;
  width: 130px;
  height: 130px;
  margin: 0 auto;
  margin-bottom: 16px;
}

.advantage-card h3 {
  font-size: 20px;
  color: var(--secondary-color);
  margin-bottom: 16px;
}

.advantage-card p {
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .scenario-grid,
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .scenario-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
  }
}

/* 功能展示区域样式 */
.feature {
  padding: 80px 0;
  background: #fff;
}

.feature h2 {
  font-size: 36px;
  color: var(--secondary-color);
  text-align: center;
  margin-bottom: 60px;
}

.feature-content {
  display: flex;
  gap: 60px;
  align-items: center;
}

.feature-list {
  flex: 1;
}

.feature-item {
  margin-bottom: 60px;
}

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

.feature-item h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 12px;
  position: relative;
  padding-left: 24px;
}

.feature-item h3:before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-color);
}

.feature-item p {
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.6;
}

.feature-image {
  flex: 1;
}

.feature-image img {
  width: 100%;
  border-radius: 12px;
}

@media (max-width: 768px) {
  .flex-reverse {
    flex-direction: column-reverse;
  }

  .feature-image {
    width: 100%;
    padding: 0 20px;
  }

  .feature-item {
    margin-bottom: 30px;
  }

  .feature h2 {
    font-size: 28px;
    margin-bottom: 40px;
    padding: 0 20px;
  }
}

/* 底部cta样式 */
.free-experience {
  width: 100%;
  background-image: linear-gradient(to right, #fadbdb, #fff);
  padding: 40px 20px;
}

.free-experience-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 1200px;
  gap: 20px;
  flex-wrap: wrap;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.free-experience-title {
  font-family: PingFang SC, PingFang SC;
  font-weight: 600;
  font-size: 20px;
  color: #252525;
  letter-spacing: 2px;
}

.free-experience-btn {
  width: 160px;
  height: 60px;
  background: var(--primary-color);
  border-radius: 4px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 600;
  font-size: 16px;
  color: white;
  letter-spacing: 1px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  text-decoration: none;
  transition: 0.3s;
}
.free-experience-btn:hover {
  opacity: 0.7;
}
.free-experience-nav {
  width: 8px;
  display: block;
  margin-left: 20px;
}

@media (max-width: 1200px) {
  .free-experience-inner {
    width: 100%;
    justify-content: center;
  }
}
/* 底部cta样式 */

/* 响应式调整 */
@media (max-width: 768px) {
  .func-feature-item {
    width: 100%;
  }
}

/* 下载弹窗样式 */
.download-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1100;
}

.download-modal.active {
  display: flex;
}

.modal-content {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  padding-top: 120px;
  width: 90%;
  max-width: 480px;
  position: relative;
  text-align: center;
}

.modal-close {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 24px;
  color: #999;
  cursor: pointer;
  width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  border-radius: 50%;
  transition: all 0.3s;
}

.modal-close:hover {
  background: #f5f5f5;
  color: #666;
}

.modal-phone-preview {
  position: relative;
  margin: -120px auto 30px;
  width: 200px;
  height: 240px;
  overflow: hidden;
}

.modal-phone-preview img {
  width: 100%;
  height: auto;
  position: absolute;
  top: 0;
  left: 0;
}

.modal-content h2 {
  font-size: 24px;
  color: var(--secondary-color);
  margin-bottom: 30px;
  line-height: 1.4;
}

.download-options {
  display: flex;
  gap: 20px;
  justify-content: center;
}

.download-btn {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border: 1px solid #eee;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s;
  max-width: 180px;
}

.download-btn:hover {
  border-color: var(--primary-color);
  background: #fff5f0;
}

.download-btn img {
  width: 24px;
  height: 24px;
}

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

.download-text span {
  display: block;
  font-size: 12px;
  color: var(--text-color);
}

.download-text strong {
  display: block;
  font-size: 16px;
  color: var(--secondary-color);
}

/* 移动端适配 */
@media (max-width: 768px) {
  .modal-phone-preview {
    margin-top: -100px;
    width: 160px;
    height: 200px;
  }

  .modal-content {
    padding-top: 100px;
  }

  .modal-content h2 {
    font-size: 20px;
    margin-bottom: 24px;
  }

  .download-options {
    flex-direction: column;
    align-items: center;
  }

  .download-btn {
    width: 100%;
    max-width: 240px;
  }
}