#brand{display:none;}
.appx .nav-link,.appx .plain,.appx .tool-btn{color:#333;}
.appx button.burger{color:#333;}

.banner {
	background:#f5f5f5;
	padding: 110px 0 100px;
	position: relative;
	overflow: hidden;
}
.banner::after {
	content: '';
	position: absolute;
	right: -5%;
	top: -30%;
	width: 600px;
	height: 600px;
	background: rgba(0,0,0,0.02);
	border-radius: 50%;
	pointer-events: none;
}
.banner-grid {
	display: grid;
	grid-template-columns: 1fr 0.5fr;
	gap: 30px;
	align-items: center;
}
.banner-content h1 {
	font-size: 30px;
	line-height: 1.2;
	margin-bottom: 25px;
	color:#333333;
}

.banner-content h3{
    font-size:20px;
    font-weight:700;
    margin-bottom:20px;
    color:#333333;
}
.banner-content h1 span {
	color: #e50011;
	margin-left:30px;
}
.banner-content p {
	font-size: 16px;
	color: #666666;
	margin-bottom: 15px;
}
.btn-group {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	margin-top:40px;
}

.btn-outline-light {
	background: #f0f0f0;
	color: #e50011;
	border: 2px solid rgba(229,0,17,0.5);
}
.btn-outline-light:hover {
	background: rgba(229,0,17,0.08);
	border-color: #e50011;
}

/* 首屏hero */
.hero {
  background: linear-gradient(135deg, #333333 0%, #1a1a1a 100%);
  color: #fff;
  padding: 80px 0 86px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.10) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 20px;
  text-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.hero p {
  max-width: 880px;
  margin: 0 auto 36px;
  font-size: 18px;
  opacity: 0.95;
  line-height: 1.8;
  color: rgba(255,255,255,0.92);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}

.btn-outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.85);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

/* ===== 工作原理 Banner ===== */
.working-banner {
  background: #f7f8fa;
  padding: 60px 0 50px;
  border-bottom: 1px solid #e8e8e8;
}

.working-inner {
  display: flex;
  align-items: center;
  gap: 50px;
}

/* 左侧内容 */
.working-left {
  flex: 1.1;
  min-width: 0;
}

.working-left .wb-title {
  font-size: 32px;
  font-weight: 700;
  color: #333333;
  margin-bottom: 22px;
  letter-spacing: 0.5px;
}

.working-left .wb-title em {
  font-style: normal;
  color: #e50011;
  font-weight: 700;
  margin-left: 8px;
}

.working-left .wb-desc {
  color: #666666;
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 12px;
}

.working-left .wb-desc:last-of-type {
  margin-bottom: 0;
}

.working-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.btn-red {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #e50011;
  color: #fff;
  padding: 13px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  transition: all 0.25s;
  box-shadow: 0 8px 18px rgba(229, 0, 17, 0.25);
  border: 2px solid #e50011;
}

.btn-red:hover {
  background: #9b000c;
  border-color: #9b000c;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(229, 0, 17, 0.35);
}

.btn-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: #e50011;
  padding: 13px 28px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  transition: all 0.25s;
  border: 2px solid #e50011;
}

.btn-phone:hover {
  background: #e50011;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(229, 0, 17, 0.25);
}

.btn-icon {
  font-size: 18px;
  line-height: 1;
}

/* 右侧产品图 */
.banner-image {
	display: flex;
	justify-content: center;
	align-items: center;
	perspective: 1200px;
}
.banner-image .product-card {
	text-align: center;
	width: 100%;
}

.banner-image .product-card .product-icon {
	margin-bottom: 12px;
	display: block;
	height:240px;
	overflow:hidden;
}
.banner-image .product-card .product-icon img{
    display:block;
    width:100%;
    height:100%;
    object-fit: cover;
}
.banner-image .product-card h3 {
	font-size: 24px;
	font-weight: 700;
	color: #333333;
	margin-bottom: 6px;
}
.banner-image .product-card .sub-title {
	font-size: 16px;
	color: #666666;
	margin-bottom: 16px;
	border-left:0;
	padding-left:0;
}
.banner-image .product-card .feature-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: center;
}
.banner-image .product-card .feature-tags span {
	background: rgba(0,0,0,0.06);
	border: 1px solid rgba(0,0,0,0.06);
	padding: 4px 14px;
	border-radius: 30px;
	font-size: 13px;
	color: #666666;
}

.btn-group {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	margin-top:40px;
}
.btn {
	display: inline-block;
	padding: 14px 36px;
	border-radius: 60px;
	font-weight: 600;
	text-decoration: none;
	font-size: 16px;
	transition: all 0.2s;
	border: none;
	cursor: pointer;
}
.btn-primary {
	background: #e50011;
	color: #fff;
}
.btn-primary:hover {
	transform: translateY(-3px);
	background: #9b000c;
}
.btn-outline-light {
	background: #f0f0f0;
	color: #e50011;
	border: 2px solid rgba(229,0,17,0.5);
}
.btn-outline-light:hover {
	background: rgba(229,0,17,0.08);
	border-color: #e50011;
}

/* ===== 产品展示 参考图排版 ===== */
.product-showcase {
	padding: 64px 0 50px;
	background: #ffffff;
}
.showcase-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 28px;
}
.showcase-item {
	background: #ffffff;
	overflow: hidden;
	border: 1px solid #ececec;
	transition: 0.3s ease;
}
.showcase-item:hover {
	transform: translateY(-6px);
	border-color: #e50011;
}
/* 产品图片区域 — 大图展示 */
.showcase-item .product-img {
	width: 100%;
	height: 300px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 64px;
	color: #333333;
	border-bottom: 1px solid #f0f0f0;
	position: relative;
	overflow: hidden;
}

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

/* 产品信息 — 参考图排版 */
.showcase-item .product-info {
	padding: 18px 20px 22px;
	text-align: left;
}
.showcase-item .product-info .model-name {
	font-size: 18px;
	font-weight: 700;
	color: #333333;
	margin-bottom: 10px;
	letter-spacing: -0.3px;
}
.showcase-item .product-info .model-name .sub {
	font-weight: 400;
	font-size: 14px;
	color: #999999;
	margin-left: 6px;
}
.showcase-item .product-info .spec-list {
	display: grid;
	grid-template-columns: 1fr;
	gap: 4px 12px;
	margin-bottom: 12px;
}
.showcase-item .product-info .spec-list .spec-item {
	display: flex;
	align-items: baseline;
	font-size: 13px;
	color: #666666;
	padding: 3px 0;
	border-bottom: 1px dashed #f0f0f0;
	white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.showcase-item .product-info .spec-list .spec-item:last-of-type{border-bottom:0;}

.showcase-item .product-info .spec-list .spec-item .label {
	color: #999999;
	font-weight: 400;
	min-width: 56px;
	font-size: 12px;
}
.showcase-item .product-info .spec-list .spec-item .value {
	font-weight: 600;
	color: #333333;
	margin-left: auto;
	text-align: right;
}
.showcase-item .product-info .action-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 8px;
	padding-top: 12px;
	border-top: 1px solid #f0f0f0;
}
.showcase-item .product-info .action-row .price-tag {
	font-size: 14px;
	color: #333333;
	font-weight: 600;
}
.showcase-item .product-info .action-row .price-tag .unit {
	font-weight: 400;
	color: #999999;
	font-size: 12px;
}
.showcase-item .product-info .action-row .btn-inquiry {
	background: #333333;
	color: white;
	border: none;
	padding: 5px 18px;
	border-radius: 30px;
	font-size: 13px;
	font-weight: 500;
	cursor: pointer;
	transition: 0.2s;
}
.showcase-item .product-info .action-row .btn-inquiry:hover {
	background: #e50011;
	color: #fff;
}

@media (max-width: 1024px) {
	.showcase-grid { grid-template-columns: repeat(3, 1fr); }
	.product-showcase{
	    padding:30px 0;
	}
}
@media (max-width: 768px) {
	.showcase-grid { grid-template-columns: repeat(2, 1fr); gap:10px;}
}
@media (max-width: 480px) {
	.showcase-grid { grid-template-columns: 1fr 1fr; }
	.showcase-item .product-img { height: 140px;}
	.showcase-item .product-info .spec-list { grid-template-columns: 1fr; }
	.showcase-item .product-info .model-name{font-size:12px;}
	.showcase-item .product-info .action-row .btn-inquiry{font-size:12px;}
	.showcase-item .product-info .action-row .price-tag{font-size:12px;}
}

/* 产品板块 */
.product-section {
	padding: 75px 0;
	background: #f7f8fa;
}

/* 痛点区域 */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
}

.pain-card {
  background: #fff0f1;
  border-left: 6px solid #e50011;
  padding: 26px 22px;
  transition: all 0.25s;
}

.pain-card:hover {
  background: #ffe0e3;
  transform: translateY(-5px)
}

.pain-card h3 {
  color: #333333;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.pain-card p {
  color: #666666;
  font-size: 15px;
  line-height: 1.7;
}

/* 优势卡片 */
.advantage-grid {
  display: grid;
  grid-template-columns:repeat(3, 1fr);
  gap: 26px;
}

.dh3 div{
    font-size:24px;
    margin-bottom:20px;
    font-weight:700;
    color:#333333;
}

.dh3 ul{margin-top:20px;}

.dh3 ul li{margin:10px 0;color:#666666;}

.advantage-card {
  background: #fff;
  padding: 30px 26px;
  transition: all 0.3s;
  border: 1px solid #ececec;
}

.advantage-card:hover {
  transform: translateY(-5px);
  border-color: rgba(229, 0, 17, 0.22);
}

.advantage-card h3 {
  color: #333333;
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.advantage-card p {
  color: #666666;
  font-size: 15px;
  line-height: 1.75;
}

/* 行业工艺展示网格 */
.industry-grid {
  display: grid;
  grid-template-columns:repeat(3, 1fr);
  gap: 26px;
  margin-bottom: 48px;
}
#industry-grid{
    grid-template-columns:repeat(4, 1fr);
}

.industry-card {
  background: #fff;
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid #ececec;
  display: flex;
  flex-direction: column;
}

.industry-card:hover {
  transform: translateY(-6px);
  border-color: rgba(229, 0, 17, 0.22);
}

.industry-img {
  width: 100%;
  height: auto;
  overflow: hidden;
  position: relative;
}

.industry-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}

.industry-card:hover .industry-img img {
  transform: scale(1.06);
}

.industry-info {
  padding: 20px 18px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.industry-info h3 {
  font-size: 18px;
  font-weight: 700;
  color: #333333;
  margin-bottom: 10px;
}

.industry-info p {
  color: #666666;
  font-size: 14.5px;
  line-height: 1.7;
  flex: 1;
}

.process-badge {
  display: inline-block;
  background: #fff0f1;
  color: #e50011;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 30px;
  margin-bottom: 10px;
  align-self: flex-start;
}

/* 参数表格 */
.param-wrap {
	overflow-x: auto;
}

.param-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 15px;
	min-width: 1000px;
}

.param-table th,
.param-table td {
	border-bottom: 1px solid #e8e8e8;
	padding: 16px 14px;
	text-align: center;
}
.param-table td a h3{
    font-size:15px;
    color:#333333;
}

.param-table td{
    background: #fff;
}

.param-table th {
	background: #333333;
	color: #fff;
	font-weight: 600;
	letter-spacing: 0.5px;
	font-size: 15px;
}

.param-table tr:nth-child(even) td{
	background: #f1f1f1;
}

.param-table tr:hover td {
	background: #fff0f1;
}

.param-table tr:hover a{color:#e50011}

/* ===================== 技术信息资料 ===================== */
.tech-section {
    padding: 80px 0;
    background: #ffffff;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.tech-section .section-title {
    font-size: 28px;
    color: #333333;
    margin-bottom:20px;
}

.tech-section .section-subtitle{
    font-size:15px;
    color:#666666;
}

.tech-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns:repeat(3, 1fr);
    gap: 20px;
}

.tech-list li {
    display: flex;
    gap: 20px;
    padding: 26px 26px 24px;
    background: #fafafa;
    border: 1px solid #ececec;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}


.tech-list li:hover {
    border-color: rgba(229, 0, 17, 0.18);
    transform: translateY(-4px);
}

.tech-list-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #fff0f1, #ffdfe2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e50011;
    font-size: 20px;
    transition: all 0.3s ease;
}

.tech-list li:hover .tech-list-icon {
    background: linear-gradient(135deg, #e50011, #9b000c);
    color: #fff;
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(229, 0, 17, 0.28);
}

.tech-list-content {
    flex: 1;
    min-width: 0;
}

.tech-list-title {
    font-size: 16.5px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 8px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    transition: color 0.25s ease;
}

.tech-list li:hover .tech-list-title {
    color: #e50011;
}

.tech-list-title i {
    color: #e50011;
    font-size: 15px;
    opacity: 0.8;
    margin-top: 4px;
    flex-shrink: 0;
}

.tech-list-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.75;
    margin: 0 0 14px;
}

.tech-list-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px dashed #e8e8e8;
    flex-wrap: wrap;
}

.tech-list-date {
    font-size: 12.5px;
    color: #999999;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.tech-list-date i {
    font-size: 12px;
    color: #bbbbbb;
}

.tech-list-tag{
    display:flex;
    gap:5px;
}

.tech-list-tag a{
    font-size: 12px;
    color: #999;
    background: #f8f8f8;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    line-height: 1.5;
    transition: all 0.25s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.tech-list-tag a:hover {
    background: #e50011;
    color: #fff;
}

.tip-text {
    margin-top: 30px;
    color: #666666;
    background: #fff;
    padding: 18px 24px;
    font-size: 15px;
    line-height: 1.7;
    border-left: 5px solid #e50011;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.tip-text .tip-icon{
    font-size: 18px;
    flex-shrink: 0;
    line-height: 1.45;
    color:#e50011;
}

/* ============ 常见咨询问题 ============ */
#ask{background:#f7f8fa;padding:80px 0;}
.ask-grid{
	display:grid;
	grid-template-columns:repeat(3,1fr);
	gap:22px;
}
.ask-card{
	background:#fff;
	padding:24px 22px;
	transition:all .28s;
	border:1px solid #ececec;
}
.ask-card:hover{
	border-color:rgba(229,0,17,0.20);
	transform:translateY(-3px);
}
.ask-card h4{
	font-size:15px;
	color:#333333;
	font-weight:700;
	margin-bottom:8px;
	display:flex;
	align-items:center;
	gap:8px;
}
.ask-card h4 em{
	color:#e50011;
	font-size:14px;
	flex-shrink:0;
}
.ask-card p{
	font-size:13px;
	color:#666666;
	line-height:1.8;
}

/* 底部CTA */
.bottom-cta {
  background: linear-gradient(135deg, #333333, #1a1a1a);
  color: #fff;
  padding: 70px 0;
  text-align: center;
}

.bottom-cta h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.bottom-cta p {
  margin: 0 auto 32px;
  font-size: 18px;
  opacity: 0.94;
  line-height: 1.75;
}

.btn-cta {
  display: inline-block;
  background: #fff;
  color: #e50011;
  padding: 16px 52px;
  border-radius: 60px;
  font-weight: 700;
  font-size: 19px;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 1px;
}

.btn-cta:hover {
  background: #fff0f1;
  transform: scale(1.02);
}

footer {
  background: #1a1a1a;
  color: #999999;
  text-align: center;
  padding: 28px 0;
  font-size: 14px;
  border-top: 1px solid #333333;
}

.section-padding {
  padding: 72px 0;
}

.bg-light {
  background: #f7f8fa;
}

.bg-white {
  background: #fff;
}

#tip-text{
    background: #fff;
    border-left: 5px solid #e50011;
}
#tip-text b{color:#e50011;}

.sub-title {
    font-size: 24px;
    color: #333333;
    font-weight: 700;
    margin-bottom: 32px;
    padding-left: 16px;
    border-left: 5px solid #e50011;
    line-height: 1.3;
}

/* 章节标题 */
.section-title {
  font-size: 30px;
  color: #333333;
  text-align: center;
  margin-bottom: 48px;
  position: relative;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* 响应式 */
@media (max-width: 992px) {
  .working-inner {
	flex-direction: column;
	gap: 40px;
  }
  .ask-grid{grid-template-columns:repeat(2,1fr);}

  .working-left {
	flex: 1;
	width: 100%;
  }

  .working-right {
	flex: 1;
	width: 100%;
  }

  .working-product-img {
	max-width: 400px;
  }

  .working-product-img img {
	max-height: 220px;
  }
  .btn-group{flex-wrap: initial;}
  .section-head-desc{font-size:12px;margin-bottom:0;}
  .tech-section{padding:52px 0;}
  .tech-list{grid-template-columns: repeat(1, 1fr);}
  .tech-list li{padding:15px;}
  .tech-list-title{font-size:15px;}
  .tech-list-desc{font-size:12px;line-height:1.55;}
  .step{padding:15px;}
  .tech-section .section-title{font-size:18px;}
  .service-card{padding:15px;}
  .overview-text p{font-size:12px;line-height:1.55;}
  .section-head{margin-bottom:20px;}
  .overview-note{padding:15px;}
  .overview-note p{font-size:12px;line-height:1.55;}
  .dh3 div {font-size:20px;margin-bottom:0;}
  .dh3 ul{margin-top:10px;}
  .dh3 ul li{font-size:12px;line-height:1.55;}
  .tech-section .section-subtitle{
      font-size:12px;
  }
}

@media (max-width: 768px) {
    .ask-grid{grid-template-columns:1fr;}
	.ask-card{padding:20px 18px;}
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 16px; }
  .btn { padding: 12px 28px; font-size: 16px; }
  .section-title { font-size: 18px; margin-bottom:30px}
  .advantage-grid { gap: 18px; grid-template-columns: repeat(1, 1fr);}
  .advantage-card { padding:15px; }
  .advantage-card h3{font-size:15px;margin-bottom:10px;}
  .advantage-card p{font-size:12px;line-height:1.55}
  .sub-title{font-size:18px;margin-bottom:20px;}
  .faq-question { padding: 18px 20px; }
  .faq-question .q-text { font-size: 16px; }
  .faq-question .icon { width: 30px; height: 30px; font-size: 17px; }
  .faq-answer { padding: 0 20px; font-size: 15px; }
  .faq-item.active .faq-answer { padding: 16px 20px 20px 20px; }
  .bottom-cta h2 { font-size: 15px; }
  .bottom-cta p { font-size: 15px; line-height:1.55;padding:0 10px;}
  .btn-cta { padding: 14px 36px; font-size: 15px; }
  .bottom-cta{padding:50px 0 20px 0;}
  .section-padding { padding: 30px 0; }
  .industry-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }
  .industry-img { height: 150px; }
  .faq-list { gap: 14px; }
  .btn-group .btn { width: 100%; text-align: center; }
  .working-banner { padding: 40px 0 36px; }
  .working-left .wb-title { font-size: 26px; }
  .working-left .wb-desc { font-size: 14px; }
  .working-actions { gap: 12px; margin-top: 24px; }
  .btn-red, .btn-phone { padding: 11px 22px; font-size: 15px; }
  .working-product-name h3 { font-size: 22px; }
  .working-product-img img { max-height: 180px; }
  .feature-tag { font-size: 12px; padding: 5px 12px; }
  .pain-card{padding:15px;}
  .pain-card h3{font-size:15px;margin-bottom:10px;}
  .pain-card p{font-size:13px;line-height:1.4}
}

@media (max-width: 480px) {
  .hero { padding: 56px 0 62px; }
  .hero h1 { font-size: 27px; }
  .btn-primary, .btn-outline { width: 100%; text-align: center; margin: 0 10px; }
  .hero-actions { flex-direction: column; align-items: center; gap: 12px; }
  .product-img { height: 180px; }
  .industry-grid { grid-template-columns: 1fr 1fr;gap: 12px;}
  .industry-img { height: 100px; }
  .faq-question { padding: 16px 16px; }
  .faq-question .q-text { font-size: 15px; }
  .faq-question .icon { width: 28px; height: 28px; font-size: 15px; }
  .faq-answer { padding: 0 16px; font-size: 14.5px; }
  .faq-item.active .faq-answer { padding: 14px 16px 18px 16px; }
  .industry-info{padding: 14px 12px 16px;}
  .working-left .wb-title { font-size: 22px; }
  .working-actions { flex-direction: column; width: 100%; }
  .btn-red, .btn-phone { width: 100%; justify-content: center; }
  .working-product-img img { max-height: 150px; }
  .working-product-name h3 { font-size: 20px; }
}

/* ===== 模态框 ===== */
.modal-overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.55);
	backdrop-filter: blur(6px);
	z-index: 9999;
	justify-content: center;
	align-items: center;
	animation: fadeIn 0.25s ease;
}
.modal-overlay.active { display: flex; }
.modal-box {
	background: white;
	max-width: 520px;
	width: 94%;
	border-radius: 32px;
	padding: 40px 36px 36px;
	box-shadow: 0 30px 60px rgba(0,0,0,0.2);
	position: relative;
	animation: slideUp 0.3s ease;
	max-height: 96vh;
	overflow-y: auto;
}
.modal-close {
	position: absolute;
	top: 16px;
	right: 20px;
	font-size: 28px;
	background: none;
	border: none;
	color: #999999;
	cursor: pointer;
	transition: 0.2s;
	padding: 4px 8px;
	line-height: 1;
}
.modal-close:hover { color: #333333; transform: rotate(90deg); }
.modal-box h3 {
	font-size: 24px;
	font-weight: 700;
	color: #333333;
	margin-bottom: 8px;
}
.modal-box h3 i { color: #e50011; margin-right: 8px; }
.modal-box .sub {
	color: #666666;
	font-size: 15px;
	margin-bottom: 28px;
	border-bottom: 1px solid #e8e8e8;
	padding-bottom: 16px;
}
.modal-box label {
	display: block;
	font-weight: 600;
	font-size: 14px;
	color: #333333;
	margin-bottom: 6px;
}
.modal-box input,
.modal-box textarea {
	width: 100%;
	padding: 12px 0;
	border: 1.5px solid #e5e5e5;
	border-radius: 14px;
	font-size: 15px;
	transition: 0.2s;
	background: #fafafa;
	margin-bottom: 18px;
	font-family: inherit;
	text-indent:10px;
}
.modal-box .szym{
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr 0.5fr;
}
.modal-box .szym img{
    display: block;
    width: 100%;
    height:46px;
    border-radius: 10px;
}
.modal-box input:focus,
.modal-box textarea:focus {
	outline: none;
	border-color: #e50011;
	background: white;
	box-shadow: 0 0 0 4px rgba(229, 0, 17, 0.12);
}
.modal-box textarea { min-height: 90px; resize: vertical; }
.modal-box .btn-submit {
	width: 100%;
	padding: 14px;
	background: #e50011;
	border: none;
	border-radius: 60px;
	font-weight: 700;
	font-size: 18px;
	color: #fff;
	cursor: pointer;
	transition: 0.2s;
	box-shadow: 0 6px 18px rgba(229, 0, 17, 0.3);
}
.modal-box .btn-submit:hover {
	background: #9b000c;
	transform: translateY(-2px);
	box-shadow: 0 10px 28px rgba(229, 0, 17, 0.4);
}
.modal-box .btn-submit i { margin-right: 8px; }
.modal-box .form-footer {
	text-align: center;
	font-size: 13px;
	color: #999999;
	margin-top: 16px;
}
@keyframes fadeIn {
	from { opacity: 0; }
	to { opacity: 1; }
}
@keyframes slideUp {
	from { transform: translateY(40px); opacity: 0; }
	to { transform: translateY(0); opacity: 1; }
}
@media (max-width: 480px) {
	.modal-box { padding: 28px 20px 28px; }
	.modal-box h3 { font-size: 20px; }
}

/* cta */
.cta-section {
	padding: 72px 0;
	background: linear-gradient(145deg, #333333, #1a1a1a);
	color: white;
	text-align: center;
}
.cta-section h2 {
	font-size: 34px;
	margin-bottom: 14px;
}
.cta-section h2 i { color: #e50011; margin-right: 10px; }
.cta-section p {
	font-size: 18px;
	margin: 0 auto 36px;
	opacity: 0.6;
}

/* 响应式 */
@media (max-width: 820px) {
	.banner-grid {
		grid-template-columns: 1fr;
		gap: 30px;
		padding-bottom:30px;
	}
	.banner-content h1 { font-size: 32px; }
	.banner-image { order: -1; }
	.banner-image .product-card {
		margin: 0 auto;
		transform: none;
	}
	.banner-image .product-card:hover { transform: scale(1.02); }
	.btn-group{flex-wrap: initial;}
	.product-section{
	    padding:30px 0;
	}
}
@media (max-width: 480px) {
	.banner { padding: 40px 0 35px; }
	.banner-content h1 { font-size: 20px; }
	.banner-image .product-card .feature-tags span{padding:4px 8px;}
	.banner-image .product-card .product-icon { font-size: 52px; }
	.banner-image .product-card h3 { font-size: 20px; }
	.btn-group .btn { width: 100%; text-align: center; }
	.banner-content p{font-size:12px;}
	.industry-info h3{font-size: 14px;margin-bottom: 6px;}
	.industry-info p{font-size: 12px;line-height: 1.55;}
}