body {
  margin: 0;
  font-family: 'Microsoft YaHei', Arial, sans-serif;
  background: #f5f6fa;
  color: #222;
  line-height: 1.6;
}

/* Banner区块 */
.banner-section {
  background: linear-gradient(to right, #f5f8fc, #e1e7f0);
  padding: 0;
  overflow: hidden;
  position: relative;
}

.banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1600px;
  margin: 0 auto;
  min-height: 550px;
  padding: 0 40px 0 80px;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}

.banner-text {
  max-width: 600px;
  z-index: 1;
}

.banner-text h1 {
  font-size: 70px;
  font-weight: 900;
  font-style: italic;
  margin: 0;
  letter-spacing: 2px;
  color: #222;
}

.banner-text p {
  font-size: 26px;
  margin-top: 20px;
  width: 736px;
  font-weight: 300;
}

.banner-img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

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

/* 关于我们区块 */

.about-content {
  width: 1268px;
  height: 760px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}

.about-left {
  height: 508px;
  width: 736px;
  margin-top: 120px;
}

.about-left h2 {
  font-size: 50px;
  font-weight: 900;
  font-style: italic;
  margin: 0;
  color: #222;
}

.about-left h3 {
  margin: 0;
  font-size: 22px;
  font-style: italic;
  color: #9e9e9e;
}

.about-desc p {
  font-size: 18px;
  margin-top: 30px;
  line-height: 28px;
  letter-spacing: 2px;
  font-weight: 500;
  color: #3d3d3d;
}

.about-desc p:last-child {
  margin-bottom: 0;
}

.about-right {
  width: 730px;
  height: 300px;
  background: #d0d0d0;
  font-family: "smileySans-Oblique";
  transform: rotate(270deg);
  position: relative;
  top: 165px;
}

.about-vertical-bg {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.about-vertical-en {
  font-size: 46px;
  position: absolute;
  top: 200px;
  left: 110px;
}

.about-vertical-cn {
  font-size: 60px;
  font-family: "思源黑";
  color: #d0d0d0;
  position: absolute;
  z-index: -1;
  top: 270px;
  left: 100px;
}

/* 产品优势区块 */
.advantage-section {
  display: flex;
  align-items: center;
  position: relative;
  max-width: 1920px;
  height: 929px;
  margin: 0 auto;
}

.advantage-bg-img {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: none;
}

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

.advantage-main {
  max-width: 1494px;
  height: 724px;
  background-color: #333333;
  z-index: 9;
  position: absolute;
  margin-left: 420px;
  padding-top: 80px;
  padding-left: 132px;
}


.advantage-main h2 {
  font-size: 50px;
  font-weight: 900;
  font-style: italic;
  color: #fff;
  margin: 0;
  text-align: left;
}

.advantage-main h3 {
  font-style: italic;
  margin: 0;
  text-align: left;
  font-size: 22px;
  color: #9e9e9e;
  ;
}

.advantage-list {
  margin-top: 60px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.advantage-item {
  width: 48%;
  height: 152px;
}

.advantage-item:nth-child(3),
.advantage-item:nth-child(4) {
  margin-top: 60px;
}

.advantage-num {
  font-family: "SmileySans-Oblique";
  font-size: 62px;
  color: #707070;
  border: 4px solid #707070;
  width: 80px;
  height: 80px;
  text-align: center;
  line-height: 73px;
  float: left;
  margin-right: 10px;
}

.advantage-info h4 {
  font-size: 22px;
  color: #2ca8fe;
  margin-bottom: 8px;
}

.advantage-info p {
  font-size: 18px;
  color: #d6d6d6b8;
  line-height: 30px;
  letter-spacing: 1px;
  padding-bottom: 2px;
  text-decoration: underline dotted #666;
  text-underline-offset: 8px;
}

/* 资质荣誉区块 */
.honor-section {
  background: #f7f7f7;
  padding: 80px 0;
  overflow: hidden;
}

.honor-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  position: relative;
  padding-top: 0;
  margin-bottom: 40px;
}

.honor-title {
  text-align: center;
}

.honor-title h2 {
  font-size: 40px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 8px 0;
  color: #222;
}

.honor-title h3 {
  font-size: 20px;
  color: #bdbdbd;
  font-style: italic;
  margin: 0;
}

.honor-medal {
  position: absolute;
  right: 0;
  bottom: -30%;
  width: 349px;
  height: 418px;
}

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

.honor-list {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  width: 1220px;
  gap: 50px 48px;
  margin: 0 auto;
  margin-top: 80px;
}

.honor-img {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 0 none;
  box-shadow: 1px 1px 10px 7px #ccc;
  width: 22%;
}

.honor-img:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

/* 企业文化区块 */
.culture-section {
  background: #323232;
  padding: 80px 0;
  color: #fff;
}

.culture-main {
  display: flex;
  max-width: 1442px;
  margin: 0 auto;
  padding: 0 40px;
  gap: 80px;
  align-items: center;
}

.culture-left {
  flex: 1.2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.culture-left img {
  width: 670px;
  height: 390px;
  object-fit: cover;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

.culture-right {
  flex: 1.8;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.culture-right h2 {
  font-style: italic;
  margin: 0;
  font-size: 50px;
  color: white;
}

.culture-right h3 {
  font-size: 22px;
  color: #9e9e9e;
  font-style: italic;
  margin: 0;
}

.culture-desc p {
  font-size: 18px;
  color: #d6d6d6b8;
  width: 490px;
  line-height: 30px;
  letter-spacing: 1px
}

.culture-right-desc {
  display: flex;
  justify-content: space-between;
}

.culture-desc {
  width: 490px;
}

.culture-contact {
  width: 140px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.culture-qrcode {
  width: 128px;
  height: 128px;
}

.culture-contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.culture-btn {
  display: inline-block;
  width: 140px;
  height: 40px;
  background-color: #4589FD;
  border-radius: 20px;
  color: white;
  font-size: 18px;
  text-align: center;
  line-height: 40px;
  transition: background 0.2s ease;
}

.culture-btn:hover {
  background: #1a7ecb;
}

.culture-phone {
  font-family: "SmileySans-Oblique";
  font-size: 20px;
  color: #2CA8FE;
}

.culture-gallery {
  display: flex;
  justify-content: space-evenly;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
  padding: 0 80px;
}

.culture-gallery img {
  object-fit: cover;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  background: #fff;
  transition: transform 0.3s ease;
  width: 325px;
  height: 180px;
}

.culture-gallery img:hover {
  transform: translateY(-8px);
}

/* 弹窗 */
.modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
}

.modal.active {
  display: flex;
}

.modal-img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 10px;
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
  background: #fff;
  padding: 8px;
  box-sizing: border-box;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 60px;
  color: #fff;
  cursor: pointer;
  z-index: 10000;
  transition: color 0.2s ease;
}

.modal-close:hover {
  color: #ccc;
}

/* 响应式移动端适配 */
@media (max-width: 1400px) {

  .banner-content,
  .about-content,
  .advantage-main,
  .culture-main {
    max-width: 96vw;
    padding: 0 2vw;
    box-sizing: border-box;
  }

  .about-left {
    padding: 0 40px 0 2vw;
  }

  .banner-img img {
    margin-right: 0;
  }
}

@media (max-width: 1200px) {
  .banner-content {
    flex-direction: column;
    padding: 40px 2vw;
    min-height: 0;
  }

  .banner-text {
    max-width: 100%;
    text-align: center;
    margin-bottom: 40px;
  }

  .banner-img img {
    width: 80%;
    max-width: 400px;
  }

  .about-content,
  .advantage-main,
  .culture-main {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .about-left,
  .about-right,
  .advantage-item,
  .culture-left,
  .culture-right {
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .about-right {
    min-height: 200px;
    background: #e0e0e0;
  }

  .about-vertical-bg {
    width: 100%;
    height: 100%;
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }

  .about-vertical-en,
  .about-vertical-cn {
    writing-mode: horizontal-tb;
    font-size: 24px;
    position: static;
    transform: none;
    margin: 0 10px;
  }

  .advantage-list {
    gap: 30px 0;
  }

  .advantage-item {
    width: 100%;
    min-width: 0;
  }

  .advantage-num {
    width: 80px;
    height: 80px;
    font-size: 40px;
    margin-right: 20px;
  }

  .honor-list,
  .culture-gallery {
    gap: 20px;
    padding: 0 20px;
  }

  .honor-img,
  .culture-gallery img {
    width: 90%;
    height: auto;
    max-width: 320px;
  }

  .culture-left img {
    width: 90%;
    height: auto;
    max-width: 400px;
  }

  .culture-contact {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .culture-contact-info {
    gap: 8px;
  }
}

@media (max-width: 900px) {
  .about-vertical-bg {
    min-height: 150px;
  }

  .about-vertical-en,
  .about-vertical-cn {
    font-size: 20px;
  }

  .honor-list,
  .culture-gallery {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .honor-img {
    width: 80vw;
    max-width: 300px;
    height: auto;
  }

  .culture-gallery img {
    width: 80vw;
    max-width: 300px;
    height: auto;
  }
}

@media (max-width: 600px) {
  body {
    background: #f5f6fa;
    color: #222;
    font-size: 15px;
    padding: 0;
    margin: 0;
  }

  /* Banner区块 */
  .banner-section {
    background: linear-gradient(135deg, #f5f8fc 60%, #e1e7f0 100%);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    min-height: 220px;
  }

  .banner-content {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: unset;
    padding: 140px 0 32px 0;
    max-width: 100vw;
    height: 300px;
  }

  .banner-text {
    max-width: 90vw;
    text-align: left;
    margin-bottom: 18px;
  }

  .banner-text h1 {
    font-size: 40px;
    font-weight: 900;
    font-style: italic;
    margin: 0 0 16px 0;
    letter-spacing: 2px;
    color: #222;
    line-height: 1.1;
  }

  .banner-text p {
    font-size: 12px;
    margin: 0 auto;
    width: 90vw;
    font-weight: 400;
    color: #181818;
    line-height: 1.8;
  }

  .banner-img {
    position: absolute;
    width: 100vw;
    height: 100vw;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  }

  .banner-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 18px;
  }

  /* 关于我们区块 */
  .about-content {
    flex-direction: column;
    width: 100vw;
    height: auto;
    align-items: center;
    justify-content: flex-start;
    padding: 0 0 32px 0;
    margin: 0;
    border-radius: 24px;
  }

  .about-left {
    width: 92vw;
    margin: 0 auto;
    padding: 32px 0 0 0;
    height: auto;
  }

  .about-left h2 {
    font-size: 30px;
    font-weight: 900;
    font-style: italic;
    color: #222;
    text-align: left;
    margin-bottom: 0;
    line-height: 1.1;
    margin-left: 10%;
  }

  .about-left h3 {
    font-size: 22px;
    color: #bdbdbd;
    font-style: italic;
    text-align: left;
    margin: 0;
    font-weight: 700;
    margin-left: 10%;
  }

  .about-desc {
    margin: 1% 5% 0 5%;
  }

  .about-desc p {
    font-size: 14px;
    color: #3d3d3d;
    margin: 18px 0 0 0;
    line-height: 1.8;
    letter-spacing: 1px;
    font-weight: 500;
    text-align: left;
  }

  .about-right {
    display: none;
  }

  /* 产品优势区块 */
  .advantage-section {
    flex-direction: column;
    align-items: center;
    height: auto;
    min-height: unset;
    max-width: 100vw;
    padding: 0;
    background: #222;
    border-radius: 24px;
    margin: 32px 0 0 0;
  }

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

  .advantage-main {
    position: static;
    margin: 0;
    padding: 32px 0 0 0;
    max-width: 100vw;
    height: auto;
    background: #222;
  }

  .advantage-main h2 {
    font-size: 30px;
    color: #fff;
    text-align: left;
    font-weight: 900;
    font-style: italic;
    margin-bottom: 0;
    line-height: 1.1;
    margin: 1% 5% 0 5%;
  }

  .advantage-main h3 {
    font-size: 22px;
    color: #bdbdbd;
    text-align: left;
    font-style: italic;
    margin-bottom: 18px;
    font-weight: 700;
    margin: 1% 5% 0 5%;

  }

  .advantage-list {
    flex-direction: column;
    gap: 32px;
    margin-top: 0;
    align-items: flex-start;
    width: 100vw;
    padding: 0 0 82px 0;
  }

  .advantage-item {
    width: 92vw;
    min-width: 0;
    height: 200px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.13);
    margin: 0 auto;
    padding: 20px 16px 20px 16px;
    gap: 16px;
    position: relative;
  }

  .advantage-item:last-child {
    border-bottom: none;
  }

  .advantage-num {
    font-size: 40px;
    color: #707070;
    border: 4px solid #707070;
    width: 60px;
    height: 60px;
    text-align: center;
    line-height: 54px;
    float: left;
    margin-right: 10px;
  }

  .advantage-info h4 {
    font-size: 18px;
    color: #2CA8FE;
    margin: -5px;
  }

  .advantage-info p {
    font-size: 14px;
    color: #d6d6d6b8;
    line-height: 30px;
    letter-spacing: 1px;
    padding-bottom: 2px;
  }

  .advantage-item:nth-child(3),
  .advantage-item:nth-child(4) {
    margin-top: 20px;
  }

  /* 资质荣誉区块 */
  .honor-section {
    padding: 32px 0 0 0;
    background: #f7f7f7;
    margin: 32px 0 0 0;
  }

  .honor-header {
    margin-bottom: 12px;
    padding-top: 0;
    flex-direction: column;
    gap: 0;
  }

  .honor-title h2 {
    font-size: 30px;
    color: #222;
    text-align: center;
    font-weight: 900;
    font-style: italic;
    margin-bottom: 2px;
    line-height: 1.1;

  }

  .honor-title h3 {
    font-size: 22px;
    color: #bdbdbd;
    text-align: center;
    font-style: italic;
    margin-bottom: 0;
    font-weight: 700;

  }

  .honor-list {
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: 100vw;
    margin: 0 auto;
    margin-top: 12px;
    padding: 0;
  }

  .honor-img {
    width: 70vw;
    max-width: 340px;
    border-radius: 12px;
    box-shadow: 0 2px 12px #ccc;
    margin: 0 auto;
  }

  .honor-medal {
    display: none;
  }

  .modal-img {
    max-width: 96vw;
    max-height: 70vh;
    border-radius: 12px;
    padding: 4px;
  }

  .modal-close {
    font-size: 36px;
    top: 8px;
    right: 8px;
    left: unset;
    color: #fff;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    text-align: center;
    line-height: 36px;
    z-index: 10001;
  }

  /* 企业文化区块 */
  .culture-section {
    padding: 0;
    background: #323232;
    margin: 32px 0 0 0;
  }

  .culture-main {
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 100vw;
    padding: 0;
  }

  .culture-left {
    width: 100vw;
    padding: 0;
    justify-content: center;
    align-items: center;
    margin-bottom: 12px;
  }

  .culture-left img {
    width: 100vw;
    height: auto;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
  }

  .culture-right {
    width: 92vw;
    align-items: center;
    justify-content: flex-start;
    padding: 0;
  }

  .culture-right h2 {
    width: 100%;
    font-size: 30px;
    color: #fff;
    text-align: left;
    font-style: italic;
    font-weight: 900;
    margin-bottom: 2px;
    line-height: 1.1;
    margin: 1% 5% 0 5%;

  }

  .culture-right h3 {
    width: 100%;
    font-size: 22px;
    color: #bdbdbd;
    text-align: left;
    font-style: italic;
    margin-bottom: 8px;
    font-weight: 700;
    margin: 1% 5% 0 5%;

  }

  .culture-right-desc {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }

  .culture-desc {
    width: 92vw;
    margin-bottom: 12px;
  }

  .culture-desc p {
    width: 100%;
    font-weight: 400;
    font-size: 16px;
    color: #d6d6d6b8;
    line-height: 30px;
    letter-spacing: 1px;
  }

  .culture-contact {
    width: 100vw;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
    gap: 8px;
    margin-bottom: 12px;
  }

  .culture-contact-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .culture-gallery {
    display: none !important;
  }
}