/* banner */
.banner-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  background-color: #f8fafc;
}

.banner-swiper {
  width: 100%;
  position: relative;
}

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

.banner-swiper .swiper-scrollbar {
  background: rgba(0, 0, 0, 0.12);
  height: 6px;
  bottom: 0.375rem !important;
  border-radius: 3px;
}

.banner-swiper .swiper-scrollbar-drag {
  background: var(--brand-orange) !important;
  border-radius: 3px;
  cursor: grab;
}

.icon-card-black {
  width: 2.5rem;
  height: 2.5rem;
  background-color: #000000;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: none;
  cursor: pointer;
}
.icon-card-black:hover {
  background-color: #1f2937;
}

.icon-card-orange {
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--brand-orange);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: none;
  cursor: pointer;
}
.icon-card-orange:hover {
  background-color: var(--brand-orange-hover);
}

.icon-img {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.icon-img:hover {
  opacity: 0.85;
  transform: scale(1.05);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.main-title {
  text-align: center;
  /* font-size: 2.25rem; */
  font-weight: 700;
  color: #555555;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}
@media (max-width: 640px){
  .main-title {
    /* font-size: 1.5rem; */
    margin-bottom: 1.5rem;
  }
}

/* 产品中心 */
.product-section {
  padding: 4rem 0;
  background-color: #ffffff;
}

.product-tabs-wrapper {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.product-tab-pill {
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: #4b5563;
  background-color: #e5e7eb;
  border: none;
  transition: all 0.25s ease;
  cursor: pointer;
  white-space: nowrap;
}
.product-tab-pill:hover {
  background-color: #d1d5db;
  color: var(--brand-orange);
}
.product-tab-pill.active {
  background-color: var(--brand-orange);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(249, 108, 5, 0.35);
}

/* 新版产品卡片 (三维弥散阴影大圆角) */
.product-card-v2 {
  background-color: #ffffff;
  border-radius: 1.25rem;
  padding: 1.75rem 1.5rem;
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.12);
  border: 1px solid #f0f0f0;
  transition: all 0.35s ease;
  /* display: flex;
  flex-direction: column; */
  height: 100%;
  position: relative;
  text-align: left;
}
.product-card-v2:hover {
  transform: translateY(-6px);
}

.product-model {
  font-size: 1.5rem;
  font-weight: 900;
  color: #000000;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.product-img-box {
  width: 100%;
  /* height: 220px; */
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.product-img-box img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}


.product-spec-list {
  margin-top: auto;
  font-size: 0.75rem;
  color: #666666;
  line-height: 1.6;
  text-align: left;
}
.product-spec-list p {
  margin-bottom: 0.25rem;
}

.product-swiper {
  padding-top: 10px;
  padding-bottom: 3.5rem !important;
}
.product-swiper .swiper-scrollbar {
  background: #e5e7eb;
  height: 6px;
  bottom: 0.75rem !important;
  border-radius: 3px;
}
.product-swiper .swiper-scrollbar-drag {
  background: var(--brand-orange) !important;
  border-radius: 3px;
  cursor: grab;
}
.btn-primary{
  background: url(../images/icon-btn1.png) center center no-repeat;
  background-size: contain;
  color: #fff;
  display: block;
  width: 140px;
  height: 60px;
  margin: 0 auto;
  padding: 19px 20px 10px 0px;
  font-size: 16px;
}


.intro2{
  background: url(../images/bg1.png) center center no-repeat;
  /* background-size: auto 100%; */
}



.tech-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
@media (min-width: 960px) {
  .tech-wrapper {
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    gap: 1.5rem;
  }
}

.tech-container .imgbox {
  width: 100%;
  border: 2px solid #333333;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
}

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

.tech-container .imgbox1 {
  width: 100%;
}
@media (min-width: 960px) {
  .tech-container .imgbox1 {
    flex: 0 0 59.5%;
    max-width: 826px;
  }
}

.tech-container .right-img {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
@media (min-width: 960px) {
  .tech-container .right-img {
    flex: 0 0 38.5%;
    max-width: 545px;
    justify-content: space-between;
  }
}

.tech-container .imgbox2 {
  width: 100%;
  flex: 1;
}

/* Banner 下方 5大认证 */
.cert-section {
  background-color: #f4f5f7;
  border-top: 1px solid #e5e7eb;
  border-bottom: 1px solid #e5e7eb;
  padding: 2.25rem 1rem;
}

.cert-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .cert-container {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .cert-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 1rem;
  }
}

.cert-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: transform 0.25s ease;
}
.cert-item:hover {
  transform: translateY(-3px);
}

.cert-icon {
  height: 3.25rem;
  width: auto;
  max-width: 4.5rem;
  object-fit: contain;
  margin-bottom: 0.625rem;
  opacity: 0.85;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
@media (max-width: 1024px) {
  .cert-icon {
    height: 2.25rem;
  }
}


.cert-item:hover .cert-icon {
  opacity: 1;
  transform: scale(1.06);
}

.cert-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  white-space: nowrap;
}

/* intro2 */
.intro-company-section {
  position: relative;
  width: 100%;
  padding: 4.5rem 1rem;
  background: #111827 url('../images/intro_bg.png') center center / cover no-repeat;
  color: #ffffff;
  overflow: hidden;
}
@media (min-width: 1024px) {
  .intro-company-section {
    padding: 6.5rem 2rem;
  }
}

.intro-company-container {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.intro-company-content {
  max-width: 42rem;
  color: #ffffff;
}

.intro-company-title {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.25;
  color: #ffffff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}
@media (min-width: 640px) {
  .intro-company-title {
    font-size: 2.75rem;
  }
  
}

.intro-orange-bar {
  width: 6px;
  background-color: var(--brand-orange);
  border-radius: 3px;
  flex-shrink: 0;
}

.intro-company-subtitle {
  font-size: 1.1rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  opacity: 0.95;
}
@media (min-width: 640px) {
  .intro-company-subtitle {
    font-size: 1.5rem;
  }
}

.intro-company-desc {
  font-size: 0.9rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2.25rem;
  text-align: justify;
}
@media (min-width: 640px) {
  .intro-company-desc {
    font-size: 0.95rem;
  }
}

.intro-contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2.25rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.375rem;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(249, 108, 5, 0.4);
  text-decoration: none;
}
.intro-contact-btn:hover {
  background-color: var(--brand-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 108, 5, 0.5);
}



.custom-solution-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
}
@media (min-width: 1024px) {
  .custom-solution-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: flex-start;
  }
}

.custom-solution-left {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.custom-solution-img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.custom-solution-right {
  width: 100%;
}

.custom-consult-tag {
  font-size: 0.85rem;
  color: #6b7280;
  margin-bottom: 1.5rem;
}

.custom-service-title {
  display: flex;
  align-items: stretch;
  gap: 0.875rem;
  font-size: 2rem;
  line-height: 1.25;
  color: #111827;
  margin-bottom: 1.5rem;
}
@media (min-width: 640px) {
  .custom-service-title {
    font-size: 2.25rem;
  }
}

.custom-orange-bar {
  width: 5px;
  background-color: var(--brand-orange);
  border-radius: 3px;
  flex-shrink: 0;
}

.custom-start-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  font-size: 1rem;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s ease;
  margin-bottom: 2rem;
  box-shadow: 0 4px 12px rgba(249, 108, 5, 0.3);
}
.custom-start-btn:hover {
  background-color: var(--brand-orange-hover);
  transform: translateY(-1px);
}

.custom-service-desc {
  font-size: 0.9rem;
  line-height: 1.8;
  color: #4b5563;
  margin-bottom: 2rem;
}

/* 手风琴 List */
.custom-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .custom-accordion-list {
    gap: 2rem;
  }
}

.custom-accordion-item {
  border-radius: 0.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.custom-accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: #374151;
  background-color: #f3f4f6;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s ease;
}
.custom-accordion-header:hover {
  background-color: #e5e7eb;
}

.custom-accordion-item.active .custom-accordion-header {
  background-color: var(--brand-orange);
  color: #ffffff;
}

.custom-accordion-body {
  display: none;
  padding: 1.25rem;
  background-color: #ffffff;
  font-size: 0.875rem;
  line-height: 1.8;
  color: #4b5563;
  border-left: 1px solid #f3f4f6;
  border-right: 1px solid #f3f4f6;
  border-bottom: 1px solid #f3f4f6;
  border-bottom-left-radius: 0.5rem;
  border-bottom-right-radius: 0.5rem;
}

.custom-accordion-item.active .custom-accordion-body {
  display: block;
  animation: fadeIn 0.25s ease-out;
}

/* 全球销售网络 */
.global-network-section {
  position: relative;
  width: 100%;
  padding: 2rem 1rem;
  background: #f8fafc url('../images/global_bg.png') center center / cover no-repeat;
  overflow: hidden;
}
@media (min-width: 1024px) {
  .global-network-section {
    padding: 7.5rem 2rem;
    min-height: 640px;
    display: flex;
    align-items: center;
  }
}

.global-network-container {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.global-network-content {
  max-width: 32rem;
}

.global-tag {
  color: #111827;
  margin-bottom: 0.75rem;
}

.global-title {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.25;
  color: #111827;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}
@media (min-width: 640px) {
  .global-title {
    font-size: 2.5rem;
  }
}

.global-desc {
  font-size: 0.95rem;
  line-height: 1.85;
  color: #374151;
  margin-bottom: 2.25rem;
}

.global-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.375rem;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(249, 108, 5, 0.35);
  text-decoration: none;
}
.global-more-btn:hover {
  background-color: var(--brand-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 108, 5, 0.45);
}

/* 我们的客户门店 */
.store-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
@media (min-width: 640px) {
  .store-grid {
    gap: 1.25rem;
  }
}

.store-card {
  position: relative;
  background-color: #ffffff;
  border: 3px solid #ffffff;
  border-radius: 4px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  width: 100%;
}
@media (min-width: 640px) {
  .store-card {
    border-width: 4px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
  }
}
.store-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.18);
}

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

.store-card-1 { grid-column: 1 / 2; grid-row: 1 / 3; }
.store-card-2 { grid-column: 2 / 3; grid-row: 1 / 2; }
.store-card-3 { grid-column: 2 / 3; grid-row: 2 / 3; }
.store-card-4 { grid-column: 1 / 2; grid-row: 3 / 4; }
.store-card-5 { grid-column: 2 / 3; grid-row: 3 / 4; }
.store-card-6 { grid-column: 1 / 2; grid-row: 4 / 5; }
.store-card-7 { grid-column: 2 / 3; grid-row: 4 / 5; }

@media (min-width: 1024px) {
  .store-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .store-card-1 { grid-column: 1 / 2; grid-row: 1 / 3; }
  .store-card-2 { grid-column: 2 / 3; grid-row: 1 / 2; }
  .store-card-3 { grid-column: 2 / 3; grid-row: 2 / 3; }
  .store-card-4 { grid-column: 3 / 4; grid-row: 1 / 2; }
  .store-card-5 { grid-column: 3 / 4; grid-row: 2 / 3; }
  .store-card-6 { grid-column: 4 / 5; grid-row: 1 / 2; }
  .store-card-7 { grid-column: 4 / 5; grid-row: 2 / 3; }
}

/* 最新消息 */
.news-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.news-title {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  /* font-size: 2rem; */
  font-weight: 800;
  color: #111827;
}

.news-orange-bar {
  width: 5px;
  height: 2.25rem;
  background-color: var(--brand-orange);
  border-radius: 3px;
  display: inline-block;
}

.news-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 4px 12px rgba(249, 108, 5, 0.3);
}
.news-more-btn:hover {
  background-color: var(--brand-orange-hover);
  transform: translateY(-2px);
}

.news-swiper-wrapper {
  position: relative;
}
.news-swiper-wrapper .swiper-pagination{
  bottom: -28px !important;
}
.news-swiper-wrapper .swiper-pagination-bullet{
  background: #f96c05;
}
.news-swiper-wrapper .swiper-pagination-bullet-active{
  background: #f96c05;
}
.news-card {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3.2;
  height: auto;
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.35s ease;
}
.news-card-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.news-card:hover .news-card-bg {
  transform: scale(1.06);
}

.news-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem 1.75rem;
  color: #ffffff;
}

.news-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.5;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.news-card-date {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1.25rem;
}

.news-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  padding: 0.4rem 1.125rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s ease;
}
.news-card-btn:hover {
  background-color: var(--brand-orange-hover);
}
.news-swiper-prev,
.news-swiper-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem;
  height: 2.5rem;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b7280;
  cursor: pointer;
  z-index: 10;
  opacity: 0.6;
  transition: opacity 0.2s ease;
}
.news-swiper-prev { left: 10px; }
.news-swiper-next { right: 10px; }

@media (min-width: 1520px) {
  .news-swiper-prev { left: -50px; }
  .news-swiper-next { right: -50px; }
}

@media (max-width: 768px) {
  .news-swiper-prev, .news-swiper-next{
    display: none;
  }
}



.news-swiper-prev:hover,
.news-swiper-next:hover {
  opacity: 1;
  /* color: var(--brand-orange);
  border-color: var(--brand-orange);
  box-shadow: 0 6px 16px rgba(249, 108, 5, 0.25); */
}

/* 在线询价 */
.inquiry-section {
  width: 100%;
}

.inquiry-left {
  background-color: #ebebeb;
}

.inquiry-title {
  color: #000000;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.inquiry-check-icon {
  width: 1.5rem;
  height: 1.5rem;
  background-color: var(--brand-orange);
  color: #ffffff;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 800;
}

.inquiry-right {
  /* padding: 0 2rem; */
  padding: 2rem;
  background-color: #ffffff;
}
@media (min-width: 1024px) {
  .inquiry-right {
    padding: 0 5rem;
  }
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.4rem 0.6rem;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  font-size: 0.9rem;
  color: #1f2937;
  background-color: #ffffff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--brand-orange);
  box-shadow: 0 0 0 3px rgba(249, 108, 5, 0.15);
}

.checkbox-label input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 1rem;
  height: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.25rem;
  outline: none;
  cursor: pointer;
  background-color: #ffffff;
  position: relative;
  flex-shrink: 0;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.checkbox-label input[type="checkbox"]:checked {
  background-color: var(--brand-orange);
  border-color: var(--brand-orange);
}

.checkbox-label input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 0.25rem;
  top: 0.1rem;
  width: 0.4rem;
  height: 0.52rem;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.inquiry-submit-btn {
  background-color: var(--brand-orange);
  color: #ffffff;
  border: none;
  border-radius: 0.25rem;
  transition: background-color 0.2s, transform 0.15s;
}
.inquiry-submit-btn:hover {
  background-color: var(--brand-orange-hover);
  transform: translateY(-1px);
}