/* ========================== 全局通用样式 ========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: #f1f1f1;
}

/* ========================== 悬浮联系侧边栏 ========================== */
.floating-sidebar {
  position: fixed;
  z-index: 1000;
  top: 50%;
  right: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 7px 0 0 7px;
  background: #fff;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.2);
  transform: translateY(-50%);
}

.floating-sidebar__item {
  display: flex;
  width: 80px;
  min-height: 82px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  border: 0;
  color: #222;
  background: #fff;
  cursor: pointer;
  font: inherit;
  text-decoration: none;
  transition: background-color 0.25s, transform 0.25s;
}

.floating-sidebar__item:hover,
.floating-sidebar__item:focus-visible {
  color: #222;
  background: #f5f5f5;
  outline: 0;
  transform: translateX(-3px);
}

.floating-sidebar__icon {
  width: 30px;
  height: 30px;
  fill: #83c735;
}

.floating-sidebar__icon-cutout {
  fill: #fff;
}

.floating-sidebar__label {
  font-size: 14px;
  line-height: 1.2;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.floating-sidebar__item--email .floating-sidebar__label {
  max-width: 72px;
  text-align: center;
  overflow-wrap: anywhere;
  transform: translateX(-4px);
}

.floating-sidebar__item--top {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.floating-sidebar__item--top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* 容器通用样式 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* 按钮基础样式 */
.btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 4px;
  color: white;
  font-weight: bold;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
  transition: all 0.3s ease;
}

/* 标题通用样式 */
.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 10px;
  font-size: 26px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: #d4af37;
}

.section-subtitle {
  font-size: 15px;
  color: #666;
  margin-bottom: 40px;
}

/* ========================== 轮播 Banner 样式 ========================== */
.banner-carousel {
  position: relative;
  width: 100%;
  margin: 0 auto;
  height: 450px;
  overflow: hidden;
}

.carousel-container {
  width: 100%;
  height: 100%;
  display: flex;
  transition: transform 0.6s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
}

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

/* 轮播箭头 */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.8);
  border: none;
  border-radius: 4px;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  transition: background 0.3s;
  z-index: 10;
}

.carousel-arrow:hover {
  background: #fff;
}

.arrow-left {
  left: 20px;
}

.arrow-right {
  right: 20px;
}

/* 轮播指示器 */
.carousel-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.indicator-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

.indicator-dot.active {
  background: #3498db;
}

/* Hero 文案叠层（可见 H1） */
.banner-carousel::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 4;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.28) 45%, rgba(0, 0, 0, 0) 75%);
  pointer-events: none;
}

.hero-caption {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 6%;
  transform: translateY(-50%);
  max-width: 620px;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.55);
  pointer-events: none;
}

.hero-caption h1 {
  font-size: 42px;
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 16px;
}

.hero-caption p {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 22px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  pointer-events: auto;
}

.hero-btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.25s, color 0.25s, transform 0.15s;
}

.hero-btn--primary {
  background: #83c735;
  color: #fff;
}

.hero-btn--primary:hover {
  background: #74b52e;
  transform: translateY(-1px);
}

.hero-btn--ghost {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.hero-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* ========================== 服务流程样式 ========================== */
.service-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  background: #0e318f;
  color: #fff;
}

.service-item {
  padding: 48px 30px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.service-item:last-child {
  border-right: none;
}

.service-item h3 {
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 15px;
  position: relative;
}

.service-item h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 2px;
  background: #d4af37;
}

.service-item p {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.85;
}

.service-step {
  display: block;
  margin-bottom: 14px;
  color: #74b9ff;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
}

/* ========================== 制造商优势 ========================== */
.manufacturer-advantages {
  display: grid;
  grid-template-columns: minmax(280px, .85fr) minmax(0, 1.6fr);
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
}

.section-eyebrow {
  margin-bottom: 10px;
  color: #0e5db8;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.advantages-intro h2 {
  margin-bottom: 18px;
  color: #17233c;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.15;
}

.advantages-intro > p:not(.section-eyebrow) {
  color: #5d6677;
  line-height: 1.75;
}

.advantages-cta {
  display: inline-block;
  margin-top: 26px;
  padding: 13px 22px;
  border-radius: 4px;
  background: #0e5db8;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.advantages-cta:hover,
.advantages-cta:focus-visible {
  background: #093f7d;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.advantage-card {
  padding: 28px;
  border: 1px solid #e4e9f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(24, 49, 83, .07);
}

.advantage-card span {
  color: #0e5db8;
  font-size: 13px;
  font-weight: 800;
}

.advantage-card h3 {
  margin: 12px 0 10px;
  color: #1c2940;
  font-size: 20px;
}

.advantage-card p {
  color: #687386;
  font-size: 14px;
  line-height: 1.7;
}

/* ========================== 产品应用样式 ========================== */
.product-applications {
  padding: 60px 20px;
  background: #fafafa;
  text-align: center;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.application-card {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  text-align: left;
}

.application-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card-content {
  padding: 20px 25px;
}

.card-content h4 {
  font-size: 16px;
  margin-bottom: 8px;
  color: #222;
}

.card-content p {
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}

/* ========================== 生产线板块样式 ========================== */
.production-line-section {
  position: relative;
  width: 100%;
  background: #fff;
}

.line-banner {
  position: relative;
  width: 100%;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.line-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: #0e318f;
}

.line-banner-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
}

.line-banner-content h2 {
  font-size: 36px;
  margin-bottom: 10px;
  letter-spacing: 2px;
}

.line-banner-content p {
  font-size: 16px;
  opacity: 0.9;
}

.line-cards-wrap {
  max-width: 1200px;
  margin: -80px auto 60px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  position: relative;
  z-index: 2;
}

.line-card {
  background: #fff;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.line-card-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}

.line-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #f8f8f8;
  transition: transform 0.3s;
}

.line-card:hover .line-card-img img {
  transform: scale(1.05);
}

.line-card-body {
  padding: 20px;
  background: #f5f5f5;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.line-card-body h4 {
  font-size: 16px;
  color: #333;
  margin-bottom: 12px;
  line-height: 1.4;
}

.line-card-body p {
  font-size: 13px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-card-btn {
  display: inline-block;
  padding: 6px 20px;
  border: 1px solid #ccc;
  color: #666;
  font-size: 13px;
  text-decoration: none;
  transition: all 0.3s;
  margin-top: auto;
}

.line-card-btn:hover {
  background-color: #0e318f;
  color: #ffffff;
  border-color: #0e318f;
}

/* ========================== 案例展示样式 ========================== */
.cases-section {
  width: 100%;
  background: #f5f5f5;
  padding: 60px 20px;
  text-align: center;
}

.cases-section .section-title {
  font-size: 28px;
  color: #3498db;
  margin-bottom: 15px;
}

.cases-section .section-desc {
  max-width: 800px;
  margin: 0 auto 40px;
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #eee;
  max-width: 1200px;
  margin: 0 auto;
}

.case-item {
  position: relative;
  overflow: hidden;
  background: #000;
  height: 450px;
}

.case-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transition: transform 0.5s ease;
}

.case-item:hover img {
  transform: scale(1.05);
  opacity: 0.9;
}

.case-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  padding: 20px;
}

.case-overlay h3 {
  font-size: 28px;
  margin-bottom: 15px;
  font-weight: 600;
}

.case-overlay p {
  font-size: 16px;
  line-height: 1.6;
  max-width: 85%;
}

/* 案例图片排版 */
.case-img-row {
  display: flex;
  gap: 15px;
  margin: 20px 0;
}

.case-img-row img {
  flex: 1;
  width: 100%;
  height: 260px;
  padding: 8px;
  background: #f4f7fb;
  object-fit: contain;
  border-radius: 4px;
  cursor: pointer;
}

.case-img-row-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin: 20px 0;
}

.case-img-row-4col img {
  width: 100%;
  height: 230px;
  padding: 8px;
  background: #f4f7fb;
  object-fit: contain;
  border-radius: 4px;
  cursor: pointer;
}

/* ========================== 新闻资讯样式 ========================== */
.news-section {
  padding: 60px 0;
  background: #fff;
}

.news-head {
  text-align: center;
  margin-bottom: 40px;
}

.news-head h2 {
  font-size: 28px;
  color: #333;
  margin: 0 0 10px;
}

.news-head p {
  font-size: 15px;
  color: #666;
  margin: 0;
}

.news-wrap {
  display: flex;
  flex-wrap: wrap;
  border-top: 1px solid #eee;
}

.news-item {
  width: 25%;
  padding: 25px;
  border-right: 1px solid #eee;
  border-bottom: 1px solid #eee;
  transition: all 0.3s ease;
}

.news-item:nth-child(4n) {
  border-right: none;
}

.news-date {
  font-size: 14px;
  color: #999;
  margin-bottom: 12px;
}

.news-item h3 {
  font-size: 16px;
  color: #333;
  line-height: 1.6;
  margin: 0 0 10px;
  font-weight: normal;
}

.news-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin: 0;
}

.news-item:hover {
  background-color: #0e318f;
}

.news-item:hover .news-date,
.news-item:hover h3,
.news-item:hover p {
  color: #fff;
}

/* ========================== 解决方案页面样式 ========================== */
.solutions-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.row-item {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 30px;
  margin-bottom: 50px;
  padding-bottom: 30px;
  border-bottom: 1px solid #eee;
}

.solution-text {
  flex: 1;
}

.solution-img {
  flex: 1;
  height: 450px;
  overflow: hidden;
  border-radius: 6px;
}

.solution-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s ease;
}

.solution-img:hover img {
  transform: scale(1.1);
}

.solution-img a {
  display: block;
  width: 100%;
  height: 100%;
}

.solution-item h3 {
  font-size: 36px;
  color: #333;
  margin-bottom: 15px;
  font-weight: 600;
}

.solution-item h3 a {
  color: inherit;
  text-decoration: none;
}

.solution-item h3 a:hover,
.solution-item h3 a:focus-visible {
  color: #007bff;
}

.solution-item p {
  font-size: 16px;
  line-height: 37px;
  color: #666;
}

.message-btn {
  padding: 12px 30px;
  border: 2px solid #007bff;
  border-radius: 50px;
  background: #fff;
  color: #007bff;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.message-btn:hover {
  background: #007bff;
  color: #fff;
}

/* 产线页面专属样式 */
.solution-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 20px 70px;
}

.solution-guide {
  max-width: 1200px;
  margin: 20px auto 70px;
  padding: 0 20px;
}

.solution-guide__head {
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}

.solution-guide__head span {
  color: #0e5db8;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
}

.solution-guide__head h2 {
  margin: 10px 0 14px;
  color: #182640;
  font-size: clamp(27px, 3.5vw, 40px);
  line-height: 1.2;
}

.solution-guide__head p {
  color: #667186;
  line-height: 1.75;
}

.solution-guide__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 34px;
}

.solution-guide__cards article {
  padding: 26px;
  border-top: 4px solid #0e5db8;
  background: #f5f8fc;
}

.solution-guide__cards h3 {
  margin-bottom: 10px;
  color: #1c2940;
  font-size: 19px;
}

.solution-guide__cards p {
  color: #687386;
  font-size: 14px;
  line-height: 1.7;
}

.solution-guide__feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: stretch;
  overflow: hidden;
  border-radius: 10px;
  background: #102a50;
  box-shadow: 0 18px 45px rgba(13, 41, 78, .16);
}

.solution-guide__feature img {
  width: 100%;
  height: 100%;
  min-height: 390px;
  padding: 18px;
  background: #f5f8fc;
  object-fit: contain;
}

.solution-guide__feature > div {
  padding: 44px;
  color: #fff;
}

.solution-guide__feature h2 {
  margin-bottom: 14px;
  font-size: 30px;
}

.solution-guide__feature p,
.solution-guide__feature li {
  color: rgba(255,255,255,.82);
  line-height: 1.75;
}

.solution-guide__feature ul {
  margin: 18px 0 26px 20px;
}

.solution-guide__feature a {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 4px;
  background: #fff;
  color: #0e4f9c;
  font-weight: 700;
  text-decoration: none;
}

.solution-guide__feature a:hover,
.solution-guide__feature a:focus-visible {
  background: #dcecff;
}

.section-spacing {
  height: 2rem;
}

.white-card {
  margin-bottom: 22px;
  background-color: white;
  padding: 2rem 1.5rem;
  border: 1px solid #e8edf4;
  border-radius: 10px;
  box-shadow: 0 10px 28px rgba(18, 46, 82, .06);
}

.process-wide-img {
  display: block;
  width: 100%;
  height: min(520px, 55vw);
  margin: 22px auto;
  border-radius: 8px;
  padding: 14px;
  background: #f4f7fb;
  object-fit: contain;
  box-shadow: 0 10px 28px rgba(18, 46, 82, .12);
}

.selection-panel {
  max-width: 1160px;
  margin: 10px auto 60px;
  padding: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #eef5fd, #fff);
  border: 1px solid #dce8f5;
}

.selection-panel__head {
  max-width: 780px;
  margin-bottom: 28px;
}

.selection-panel__head h2 {
  margin: 0 0 12px;
  color: #17345c;
  font-size: clamp(26px, 3vw, 36px);
}

.selection-panel__head p {
  color: #607087;
  line-height: 1.75;
}

.selection-panel__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.selection-panel__grid article {
  padding: 22px;
  border-radius: 8px;
  background: #fff;
}

.selection-panel__grid h3 { margin-bottom: 8px; color: #0e5db8; font-size: 18px; }
.selection-panel__grid p { margin: 0; color: #657187; font-size: 14px; line-height: 1.7; }

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

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

/* Solutions 页面 Banner */
.solutions-banner {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  margin-bottom: 40px;
  background: #173b72;
}

.solutions-banner img {
  display: block;
  width: 100%;
  min-height: 280px;
  object-fit: cover;
}

.solutions-banner::after {
  position: absolute;
  inset: 0;
  background: rgba(0, 25, 65, .38);
  content: "";
}

.solutions-banner__content {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 8%;
  width: min(84%, 760px);
  color: #fff;
  text-align: left;
  transform: translateY(-50%);
}

.solutions-banner__content h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, .35);
}

.solutions-banner__content p {
  margin: 14px 0 0;
  font-size: clamp(15px, 2vw, 20px);
}

@media (max-width: 768px) {
  .solutions-banner__content {
    left: 6%;
    width: 88%;
  }
}

/* 产线页面Banner */
.solution-banner {
  background-image: url("/static/images/industrial-solutions-background.webp");
  height: 500px;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: grid;
  place-items: center;
  color: white;
  background-color: rgba(0, 0, 0, 0.4);
  background-blend-mode: multiply;
}

.banner-content {
  padding-left: 20px;
}

.banner-title {
  font-size: 30px;
  font-weight: bold;
}

/* 按钮变体样式 */
.btn-whatsapp {
  background: #25D366;
}

.btn-message {
  background: #007FC4;
}

.btn-message-top {
  border-radius: 6px;
  border: none;
  background: #007FC4;
  color: #ffffff;
  padding: 10px 20px;
  cursor: pointer;
}

/* 按钮组 */
.button-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
  padding: 0 1rem 1rem;
}

/* 产线页面文字样式 */
.solution-page h1 {
  font-size: 26px;
  margin-bottom: 20px;
  color: #007FC4;
  text-align: center;
}

.solution-page h2 {
  font-size: 20px;
  margin: 25px 0 15px;
  color: #007FC4;
  text-align: center;
}

.solution-page p {
  margin-bottom: 15px;
  font-size: 16px;
}

/* 卡片组件 */
.param-box {
  background: #f7f8fa;
  padding: 15px;
  border-radius: 6px;
  margin: 20px 0;
}

/* 产线列表双列布局 */
.line-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  background-color: white;
  padding: 2rem 1.5rem 0;
}

.line-item {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.line-item-img {
  width: 100%;
  height: auto;
  display: block;
}

.line-item-info {
  padding-top: 20px;
}

.line-item-info h3 {
  margin-bottom: 10px;
  text-align: center;
}

.line-item-info ul {
  list-style: none;
  margin-top: 15px;
}

.line-item-info li {
  margin-bottom: 8px;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.line-item-info li::before {
  content: "✅";
  margin-right: 6px;
}

.case-box {
  background: #f9f9f9;
  padding: 20px;
  border-radius: 8px;
  margin: 20px 0;
}

.equip-img {
  width: 100%;
  height: 220px;
  background: #f1f1f1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  margin: 15px 0;
  color: #666;
}

/* ========================== 图片灯箱样式 ========================== */
.lightbox {
  display: none;
  position: fixed;
  z-index: 9999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 20px;
}

.lightbox img {
  width: auto !important;
  height: auto !important;
  max-width: 95% !important;
  max-height: 95% !important;
  object-fit: contain !important;
}

.lightbox.show {
  display: flex;
}

.lightbox-close {
  position: fixed;
  top: 20px;
  right: 30px;
  color: white;
  font-size: 30px;
  cursor: pointer;
  z-index: 99999;
}

/* ========================== FAQ 样式 ========================== */
.faq-section {
  margin-top: 40px;
  background: #fff;
  padding: 20px;
}

.faq-section h2 {
  text-align: center;
  color: #007FC4;
  margin-bottom: 30px;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.faq-item {
  background: #f1f1f1;
  margin-bottom: 18px;
}

.faq-question {
  background: #007FC4;
  color: #fff;
  padding: 15px;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-question::before {
  content: "?";
  display: inline-block;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  color: #007FC4;
  text-align: center;
  font-size: 14px;
  line-height: 20px;
}

.faq-answer {
  padding: 15px;
  color: #333;
  font-size: 15px;
  line-height: 1.6;
}

/* ========================== 弹窗表单样式 ========================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.modal-box {
  background: #fff;
  width: 90%;
  max-width: 500px;
  padding: 30px;
  border-radius: 8px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 24px;
  cursor: pointer;
  color: #666;
}

.modal-box h3 {
  color: #007FC4;
  margin-bottom: 20px;
  text-align: center;
}

.form-group {
  margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.submit-btn {
  background: #007FC4;
  color: #fff;
  border: none;
  width: 100%;
  padding: 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}

/* ========================== 响应式适配 ========================== */
/* 平板 (992px 以下) */
@media (max-width: 992px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-item {
    height: 380px;
  }

  .case-overlay h3 {
    font-size: 24px;
  }

  .case-overlay p {
    font-size: 14px;
  }

  .news-item {
    width: 50%;
  }

  .news-item:nth-child(4n) {
    border-right: 1px solid #eee;
  }

  .news-item:nth-child(2n) {
    border-right: none;
  }

  .line-cards-wrap {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 手机 (768px 以下) */
@media (max-width: 768px) {
  /* 通用适配 */
  .banner-carousel {
    height: 300px;
  }

  .service-flow {
    grid-template-columns: 1fr;
  }

  .service-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 30px;
  }

  .manufacturer-advantages {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 58px 20px;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .solution-guide__cards,
  .solution-guide__feature {
    grid-template-columns: 1fr;
  }

  .solution-guide__feature img {
    min-height: 240px;
  }

  .solution-guide__feature > div {
    padding: 30px 24px;
  }

  .applications-grid {
    grid-template-columns: 1fr;
  }

  .line-banner {
    height: 200px;
  }

  .line-banner-content h2 {
    font-size: 26px;
  }

  .line-cards-wrap {
    margin-top: -40px;
  }

  /* 案例图片适配 */
  .case-img-row {
    flex-wrap: wrap;
  }

  .case-img-row img {
    height: 240px;
  }

  .case-img-row-4col {
    grid-template-columns: 1fr;
  }

  .case-img-row-4col img {
    height: 240px;
  }

  /* 产线页面适配 */
  .line-list {
    grid-template-columns: 1fr;
  }

  .button-group {
    grid-template-columns: 1fr;
  }

  .solution-page {
    padding: 15px;
  }

  .selection-panel { margin: 10px 15px 45px; padding: 28px 20px; }
  .selection-panel__grid { grid-template-columns: 1fr; }
  .process-wide-img { height: auto; max-height: none; }

  .solution-banner {
    height: 300px;
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .row-item {
    flex-direction: column !important;
    text-align: center;
  }

  .solution-img {
    width: 100%;
    height: 220px;
  }
}

/* 小屏手机 (576px 以下) */
@media (max-width: 576px) {
  .cases-grid {
    grid-template-columns: 1fr;
  }

  .case-item {
    height: 320px;
  }

  .cases-section {
    padding: 40px 15px;
  }

  .cases-section .section-title {
    font-size: 24px;
  }

  .news-item {
    width: 100%;
    border-right: none !important;
  }

  .solution-img {
    height: 220px;
  }

  .solution-item h3 {
    font-size: 20px;
  }

  .solution-item p {
    font-size: 14px;
  }
}

/* 超小屏手机 (480px 以下) */
@media (max-width: 480px) {
  .solutions-container {
    padding: 15px 10px;
  }

  .solution-img {
    height: 200px;
  }

  .message-btn {
    padding: 10px 22px;
    font-size: 14px;
  }

  .floating-sidebar__item {
    width: 64px;
    min-height: 70px;
  }

  .floating-sidebar__icon {
    width: 26px;
    height: 26px;
  }

  .floating-sidebar__label {
    font-size: 12px;
  }

  .floating-sidebar__item--email .floating-sidebar__label {
    max-width: 58px;
    transform: translateX(-3px);
  }

  .line-cards-wrap {
    grid-template-columns: 1fr;
  }
}
/*富文本表格*/
.layui-table {
      width: 100%;
      max-width: 1200px;
      margin: 20px auto;
      border-collapse: collapse;
      border: 1px solid #e6e6e6;
      border-radius: 4px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

    /* 表头样式规范 */
    .layui-table thead tr {
      background-color: #165DFF;
      color: #ffffff;
    }
    .layui-table th {
      padding: 14px 12px;
      text-align: center;
      font-weight: 600;
      font-size: 14px;
      border-right: 1px solid rgba(255, 255, 255, 0.2);
      vertical-align: middle;
      white-space: nowrap;
      background-color: #D3D3D3;
    }
    .layui-table th:last-child {
      border-right: none;
    }

    /* 内容单元格样式规范 */
    .layui-table td {
      padding: 12px;
      text-align: center;
      vertical-align: middle;
      border-right: 1px solid #e6e6e6;
      border-bottom: 1px solid #e6e6e6;
      font-size: 14px;
      color: #333333;
      min-height: 40px;
    }
    .layui-table td:last-child {
      border-right: none;
    }
    .layui-table tr:last-child td {
      border-bottom: none;
    }

    /* 视觉优化样式 */
    .layui-table tbody tr:nth-child(even) {
      background-color: #F8F9FA;
    }
    .layui-table tbody tr:hover {
      background-color: #E8F3FF;
      transition: background-color 0.2s ease;
    }
    .layui-table td:empty::before {
      content: "-";
      color: #999999;
    }