/* 基本样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
}

body {
  background-color: #ffffff;
  color: #333;
  display: flex;
  align-items: center;
  flex-direction: column;
  min-height: 100vh;
  -ms-overflow-style: none;
  scrollbar-width: none;
  overflow-y: auto;
}

body::-webkit-scrollbar {
  display: none;
}

a {
  text-decoration: none; /* 去除下划线 */
  color: inherit; /* 颜色继承父级，不再是默认的蓝色 */
  outline: none; /* 去除点击时的虚线框（针对旧版浏览器） */
}

/* 未访问、已访问、悬停、点击时 */
a:link,
a:visited,
a:hover,
a:active {
  text-decoration: none;
  color: inherit;
}

input,
select,
textarea,
button {
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  border-radius: 0;
  border: none;
}

input::placeholder,
textarea::placeholder {
  color: #cacaca;
  font-size: 20px;
  opacity: 1;
}

.header-box {
  width: 100%;
  min-height: 1016px;
  max-height: 1016px;
  height: auto;
  background: linear-gradient(
    180deg,
    rgba(63, 216, 186, 0) 41.78%,
    rgba(33, 187, 5, 0.46) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 0 20px;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px;
  background-color: #1a1615;
  max-width: 1200px;
  width: 90%;
  height: 80px;
  border-radius: 100px;
  margin-top: 56px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 66px;
}

.logo img {
  width: 70px;
  height: 40px;
}

.nav-links a {
  text-decoration: none;
  color: #fff;
  margin-left: 20px;
  font-size: 20px;
  font-weight: 500;
}

.nav-links a.active {
  color: #00c853;
  position: relative;
}

.nav-links a.active::before {
  position: absolute;
  content: "";
  left: 50%;
  transform: translateX(-50%);
  bottom: -26px;
  width: 80px;
  height: 4px;
  background: #1db250;
  border-radius: 4px;
}

.header-box h1 {
  font-size: 50px;
  font-weight: 500;
  text-align: center;
  max-width: 1200px;
  width: 90%;
  line-height: 1.2;
}

.header-box p {
  display: inline-block;
  max-width: 945px;
  width: 90%;
  padding: 0 20px;
  font-size: 20px;
  font-weight: 500;
  color: #262626;
  margin-top: 50px;
  text-align: center;
  line-height: 1.4;
}

.ads-box {
  margin-top: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 38px;
}

.ads-box img {
  width: 90px;
  height: 90px;
}

.banner-box {
  position: absolute;
  bottom: -10%;
  max-width: 1200px;
  width: 90%;
  max-height: 676px;
  height: auto;
  box-shadow: 0px 4px 50px 0px #00000040;
  border-radius: 30px;
  overflow: hidden;
}

.banner-box img {
  width: 100%;
  height: auto;
}

.main-content {
  width: 100%;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  padding-top: 226px;
  overflow: hidden;
}

.first-area {
  max-width: 1200px;
  width: 90%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.title {
  font-size: 40px;
  font-weight: 500;
  color: #262626;
}

.sub-title {
  font-size: 24px;
  font-weight: 400;
  color: #262626;
}

.first-area .area-list {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 48px;
  flex-wrap: wrap;
  justify-content: center;
}

.first-area .area-list .area-item {
  max-width: 307px;
  flex: 1;
  min-width: 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  position: relative;
}

.shadow-bg {
  position: absolute;
  top: -100px;
  right: -200px;
  width: 300px;
  height: 300px;
  z-index: 10;
  overflow: hidden;
}

.shadow-bg img {
  width: 300px;
  height: 300px;
}

.first-area .area-list .area-item .img-box {
  width: 100%;
  padding-bottom: 100%;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0px 0px 52.02px 0px #0000001a;
  z-index: 100;
  position: relative;
}

.first-area .area-list .area-item .img-box img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.first-area .area-list .area-item .banner-title {
  font-size: 33px;
  font-weight: 500;
  color: #1f4842;
  line-height: 40px;
  text-align: center;
}

.second-area {
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  padding: 0 20px;
}

.second-area .content {
  max-width: 1200px;
  width: 90%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 170px;
  position: relative;
}

.second-area .area-list {
  width: 100%;
  margin-top: 75px;
  display: flex;
  flex-direction: column;
  gap: 92px;
  z-index: 100;
}

.second-area .area-list .area-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
}

.second-area .area-list .area-item .left {
  max-width: 578px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
  min-width: 300px;
}

.item-title {
  color: #1f4842;
  font-size: 36px;
  font-weight: 500;
}

.item-sub-title {
  color: #1f4842;
  font-size: 20px;
  font-weight: 400;
  line-height: 32px;
}

.second-area .area-list .area-item .right-img-1 {
  max-width: 550px;
  width: 100%;
  height: auto;
  flex: 1;
  min-width: 300px;
}

.second-area .area-list .area-item .left .left-img-2 {
  max-width: 527px;
  width: 100%;
  height: auto;
  flex: 1;
  min-width: 300px;
}

.second-area .area-list .area-item .right-2 {
  max-width: 560px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
  min-width: 300px;
}

.second-area .area-list .area-item .right-img-3 {
  max-width: 444px;
  width: 100%;
  height: auto;
  flex: 1;
  min-width: 300px;
}

.second-area .area-list .area-item .left .left-img-4 {
  max-width: 505px;
  width: 100%;
  height: auto;
  flex: 1;
  min-width: 300px;
}

.second-area .area-list .area-item .right-img-6 {
  max-width: 531px;
  width: 100%;
  height: auto;
  flex: 1;
  min-width: 300px;
}

.second-bg-img {
  max-width: 100%;
  height: auto;
  max-height: 843px;
  position: absolute;
  top: 90px;
  right: 0;
  z-index: 10;
  opacity: 0.9;
}

.third-area {
  width: 100%;
  margin-top: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  padding-bottom: 90px;
  padding: 0 20px 90px;
}

.third-area .content {
  max-width: 1200px;
  width: 90%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 100;
}

.third-area .content .area-list {
  width: 100%;
  min-height: 290px;
  height: auto;
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 56px;
  margin-bottom: 75px;
  flex-wrap: wrap;
  justify-content: center;
}

.third-area .content .area-list .area-item {
  max-width: 386px;
  width: 100%;
  min-height: 290px;
  height: auto;
  border-radius: 30px;
  background-color: #ecf4e9;
  padding: 37px 21px 30px;
  color: #1f4842;
  cursor: pointer;
  flex: 1;
  min-width: 250px;
}

.third-area .content .area-list .area-item img {
  width: 46px;
  height: 46px;
}

.third-area .content .area-list .area-item:hover {
  color: #fff;
  background: #21bb05;
}

.third-area .content .area-list .area-item .area-item-name {
  font-size: 24px;
  font-weight: 500;
  margin: 18px 0;
}

.third-area .content .area-list .area-item .area-item-text {
  font-size: 16px;
  font-weight: 400;
}

.form-box {
  max-width: 1200px;
  width: 100%;
  min-height: 800px;
  max-height: 964px;
  height: auto;
  /* background-color: #fff; */
  /* box-shadow: 0px 0px 30px 0px #aeaeae63; */
  border-radius: 30px;
  padding: 42px 33px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.form-title {
  font-size: 40px;
  font-weight: 500;
  color: #393939;
}

.form-content {
  margin-top: 40px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
}

.form-row {
  width: 80%;
  height: 158px;
  border-radius: 38px;
  background-color: #ecf4e9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  cursor: pointer;
  transition: all 0.2s;
}

.form-row:hover {
  background-color: #21bb05;
  box-shadow: 0px 0px 30px 0px #aeaeae;
  color: #fff !important;
}

.form-row:active {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.left-box {
  display: flex;
  align-items: center;
}

.avar-img {
  width: 96px;
  height: 96px;
}

.form-row-content {
  display: flex;
  flex-direction: column;
  margin-left: 28px;
}

.connect-name {
  font-size: 24px;
  font-weight: 700;
  display: flex;
  align-items: center;
  margin-bottom: 6px;
}

.connect-name img {
  width: 32px;
  height: 32px;
  margin-right: 10px;
}

.name-text {
  font-size: 22px;
  font-weight: 500;
}

.send-btn{
  width: 144px;
  height: 54px;
  background-color: #1A1A1A;
  color: #fff !important;
  font-size: 16px;
  font-weight: 700;
  border-radius: 30px;
  display: block;
  text-align: center;
  line-height: 54px;
}

/* .form-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
} */

.form-item {
  flex: 1;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 300px;
  width: 100%;
}

.form-item label {
  font-size: 20px;
  font-weight: 500;
  color: #393939;
}

.input-class {
  height: 70px;
  border: 1px solid #cecece;
  border-radius: 16px;
  font-size: 20px;
  color: #1a1a1a;
  padding: 14px;
}

.select-class {
  height: 70px;
  border: 1px solid #cecece;
  border-radius: 16px;
  font-size: 20px;
  color: #1a1a1a;
  padding: 14px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23999" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>');
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
}

.select-class:invalid {
  color: #cecece;
}

.select-class option {
  color: #1a1a1a;
  border: 1px solid #cecece;
}

.select-class option[disabled] {
  color: #cecece !important;
}

textarea {
  resize: none;
}

.textarea-class {
  height: 264px;
  border-radius: 16px;
  border: 1px solid #cecece;
  padding: 14px;
  font-size: 20px;
  color: #1a1a1a;
}

.checkbox-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
}

.checkbox-group label {
  font-size: 20px;
  font-weight: 400;
  color: #000000;
  cursor: pointer;
}

.checkbox-class {
  width: 27.5px;
  height: 27.5px;
  border: 1px solid #cecece;
  border-radius: 2px;
  transition: all 0.2s;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}

.checkbox-class:checked {
  background-color: #21bb05;
  border-color: #21bb05;
}

.checkbox-class:checked::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 4px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.submit-btn {
  width: 269px;
  height: 68px;
  border-radius: 50px;
  background-color: #21bb05;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: "Manrope";
  font-size: 24px;
  font-weight: 500;
  cursor: pointer;
}

.third-bg-img {
  max-width: 100%;
  height: auto;
  max-height: 843px;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  opacity: 0.9;
  transform: rotate(180deg);
}

.footer {
  width: 100%;
  background-color: #1a1a1a;
  color: #fff;
  padding: 95px 0;
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  position: relative;
  width: 90%;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-container::before {
  position: absolute;
  bottom: -58px;
  content: "";
  width: 100%;
  height: 1px;
  background: #282d53;
}

.footer-logo-section {
  max-width: 350px;
}

.footer-logo {
  width: 70px;
  height: 40px;
  margin-bottom: 20px;
}

.footer-logo-section p {
  font-size: 20px;
  color: #dfdfdf;
  line-height: 28px;
  font-family: "Manrope";
  font-weight: 400;
}

.footer-links {
  display: flex;
  gap: 80px;
  flex-wrap: wrap;
}

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

.link-column h3 {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  font-family: "Manrope";
}

.link-column a {
  display: block;
  text-decoration: none;
  color: #aaa;
  font-size: 24px;
  font-weight: 500;
  font-family: "Manrope";
}

.link-column a:hover {
  color: #fff;
}

/* 媒体查询 - PC端自适应 */
@media (max-width: 1200px) {
  .header-box h1 {
    font-size: 40px;
  }

  .nav-links a {
    font-size: 18px;
  }

  .header-box p {
    font-size: 18px;
  }

  .title {
    font-size: 36px;
  }

  .sub-title {
    font-size: 20px;
  }

  .first-area .area-list .area-item .banner-title {
    font-size: 28px;
  }

  .item-title {
    font-size: 30px;
  }

  .item-sub-title {
    font-size: 18px;
  }

  .form-title {
    font-size: 36px;
  }

  .checkbox-group label {
    font-size: 16px;
  }

  .footer-logo-section p {
    font-size: 18px;
  }
}

@media (max-width: 992px) {
  .header-box h1 {
    font-size: 36px;
  }

  .header-box p {
    font-size: 16px;
  }

  .title {
    font-size: 32px;
  }

  .sub-title {
    font-size: 18px;
  }

  .first-area .area-list .area-item .banner-title {
    font-size: 24px;
  }

  .item-title {
    font-size: 26px;
  }

  .item-sub-title {
    font-size: 16px;
  }

  .form-title {
    font-size: 32px;
  }

  .footer-logo-section p {
    font-size: 16px;
  }

  .footer-links {
    gap: 60px;
  }
}

@media (max-width: 768px) {
  .header-box h1 {
    font-size: 32px;
  }

  .header-box p {
    font-size: 14px;
  }

  .title {
    font-size: 28px;
  }

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

  .first-area .area-list .area-item .banner-title {
    font-size: 20px;
  }

  .item-title {
    font-size: 22px;
  }

  .item-sub-title {
    font-size: 14px;
  }

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

  .footer-logo-section p {
    font-size: 14px;
  }

  .footer-links {
    gap: 40px;
  }

  .link-column h3 {
    font-size: 20px;
  }

  .link-column a {
    font-size: 18px;
  }
}

@media (max-width: 576px) {
  .header-box h1 {
    font-size: 28px;
  }

  .header-box p {
    font-size: 12px;
  }

  .title {
    font-size: 24px;
  }

  .sub-title {
    font-size: 14px;
  }

  .first-area .area-list .area-item .banner-title {
    font-size: 18px;
  }

  .item-title {
    font-size: 20px;
  }

  .item-sub-title {
    font-size: 12px;
  }

  .form-title {
    font-size: 24px;
  }

  .footer-logo-section p {
    font-size: 12px;
  }

  .footer-links {
    flex-direction: column;
    gap: 30px;
  }

  .link-column h3 {
    font-size: 18px;
  }

  .link-column a {
    font-size: 16px;
  }

  .form-row {
    flex-direction: column;
    align-items: stretch;
  }

  .form-item {
    min-width: auto;
  }

  .navbar {
    flex-wrap: wrap;
    gap: 10px;
    height: auto;
    padding: 15px 20px;
  }

  .nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }

  .nav-links a {
    font-size: 14px;
    margin-left: 10px;
  }

  .ads-box {
    gap: 20px;
  }

  .ads-box img {
    width: 70px;
    height: 70px;
  }

  .second-bg-img {
    display: none;
  }
}