:root{
  --red:#e50011;
  --red-dark:#b8000d;
  --red-light:#ff4d5a;
  --red-soft:#fff0f1;

  --ink:#333333;
  --text:#666666;
  --muted:#999999;
  --line:#ececec;
  --bg:#f7f8fa;
  --white:#fff;

  --r-sm:10px;
  --r:14px;
  --r-lg:20px;

  --shadow-s:0 2px 10px rgba(0,0,0,.04);
  --shadow:0 6px 24px rgba(0,0,0,.07);
  --shadow-l:0 18px 44px rgba(0,0,0,.12);

  --t:.28s cubic-bezier(.4,0,.2,1);
}

.news-crumbs-pa{z-index:9;}
.news-crumbs-pa{background:0}
.about-review{background:#f8f8f8}
#brand{display:none;}
.appx .nav-link,.appx .plain,.appx .tool-btn{color:#333;}
.appx button.burger{color:#333;}

.banner{
  position:relative;
  overflow:hidden;
  background:url(../images/applications.jpg);
  color:#333;
  padding:100px 0 0;
}
.banner::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 40%,#000 20%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 20%,transparent 72%);
}
.banner::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:90px;
  background:linear-gradient(to top,var(--bg),transparent);
  pointer-events:none;
}
.banner-inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
  padding-bottom:72px;
}

/* 左侧内容 */
.banner-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 18px;border-radius:50px;
  font-size:13.5px;letter-spacing:.5px;
  background:rgba(0,0,0,.14);
  border:1px solid rgba(0,0,0,.3);
  margin-bottom:24px;
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.banner-tag i{color:#333;font-size:10px;}

.banner h1{
  color:#333;
  font-size:clamp(28px,3.8vw,42px);
  font-weight:800;
  letter-spacing:.5px;
  line-height:1.28;
  margin-bottom:20px;
}
.banner h1 em{
  font-style:normal;
  background:#e50011;
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.banner-lead{
  font-size:16.5px;
  line-height:1.9;
  color:rgba(0,0,0,.9);
  margin-bottom:34px;
}

/* 数据条 */
.banner-stats{
  display:flex;flex-wrap:wrap;
  gap:14px 52px;
  padding-top:28px;
  border-top:1px solid rgba(0,0,0,.2);
}
.banner-stats li{display:flex;flex-direction:column;gap:2px;}
.banner-stats strong{
  font-size:26px;font-weight:800;letter-spacing:.5px;
  color:#333;
  line-height:1.2;
}
.banner-stats strong i{color:#e50011;font-size:16px;margin-left:2px;}
.banner-stats span{
  font-size:13px;
  color:rgba(0,0,0,.78);
  letter-spacing:.3px;
}

/* 右侧行业图标矩阵 */
.banner-visual{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
}

.icon-matrix{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  padding:26px;
  border-radius:24px;
  background:rgba(255,255,255,.4);
  border:1px solid rgba(255,255,255,.4);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  width:100%;
  max-width:420px;
}

.matrix-cell{
  aspect-ratio:1;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  color:#e50011;
  background:rgba(255,255,255,.4);
  border:1px solid rgba(255,255,255,.4);
  transition:transform var(--t),background var(--t),box-shadow var(--t),color var(--t);
}
.matrix-cell:hover{
  background:linear-gradient(135deg,#fff,#ffe3e5);
  color:var(--red);
  transform:translateY(-3px) scale(1.06);
  border-color:transparent;
}

/* 底部行业标签 */
.banner-tags{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:0 0 40px;
}
.banner-tag-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 18px;
  border-radius:50px;
  font-size:14px;
  font-weight:500;
  color:rgba(255,255,255,.94);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  transition:background var(--t),transform var(--t),border-color var(--t);
  cursor:pointer;
}
.banner-tag-item:hover{
  background:rgba(255,255,255,.2);
  border-color:rgba(255,255,255,.42);
  transform:translateY(-2px);
}
.banner-tag-item i{font-size:12px;color:#ffd966;}

/* ================= 行业应用网格 ================= */
.section{padding:64px 0;}

.ind-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
}

.ind-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-s);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.ind-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-l);
  border-color:rgba(229,0,17,.22);
}
.ind-card img{display:block;width:100%;height:100%;object-fit: cover;}

.ind-card .ind-a{
    display:block;
    height:240px;
    overflow:hidden;
}

/* 图片区 */
.ind-figure{
  position:relative;
  margin:0;
  aspect-ratio:16/10;
  overflow:hidden;
  background:#f5f5f7;
}
.ind-figure img{
  width:100%;height:100%;
  object-fit:cover;
  display:block;
  transition:transform .5s ease;
}
.ind-card:hover .ind-figure img{transform:scale(1.06);}

.ind-badge{
  position:absolute;left:12px;bottom:12px;
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;line-height:1;
  color:var(--red);
  background:rgba(255,255,255,.96);
  box-shadow:0 6px 16px rgba(0,0,0,.16);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  transition:background var(--t),color var(--t),transform var(--t);
}
.ind-card:hover .ind-badge{
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  color:#fff;
  transform:scale(1.06);
}

/* 文字区 */
.ind-body{
  flex:1;
  display:flex;flex-direction:column;gap:9px;
  padding:18px 18px 20px;
}
.ind-body h3{
  font-size:16.5px;color:var(--ink);font-weight:800;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
}
.ind-body h3 i{
  color:var(--red);
  font-size:14px;
  margin-right:6px;
}
.ind-body p{
  font-size:13.8px;line-height:1.72;color:var(--text);
      overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.ind-body p b{
  color:var(--red);font-weight:700;
}


/* ================= 响应式 ================= */
@media (max-width:1080px){
  .banner-inner{
    grid-template-columns:1fr;
    gap:48px;
    padding-bottom:56px;
  }
  .banner-visual{justify-content:flex-start;}
  .icon-matrix{max-width:400px;}

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

@media (max-width:820px){
  .banner{padding:100px 0 20px;background:url(../images/applications_phone.jpg) no-repeat;background-size:100%;}
  .banner-inner{padding-bottom:44px;}
  .section{padding:52px 0;}
}

@media (max-width:560px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .banner-inner{padding-bottom:36px;gap:36px;}
  .banner h1{font-size:24px;}
  .banner-lead{font-size:14.5px;margin-bottom:0;}

  .banner-stats{gap:12px 28px;padding-top:22px;}
  .banner-stats strong{font-size:21px;}

  .icon-matrix{
    grid-template-columns:repeat(4,1fr);
    gap:10px;
    padding:18px;
    border-radius:18px;
  }
  .matrix-cell{font-size:17px;border-radius:11px;}

  .banner-tags{gap:8px;padding-bottom:32px;}
  .banner-tag-item{
    padding:6px 14px;
    font-size:12.5px;
  }

  .ind-grid{grid-template-columns:1fr;gap:18px;}
  .ind-figure{aspect-ratio:16/9;}
  .ind-body{padding:16px 16px 18px;}
  .ind-body h3{font-size:16px;}
  .ind-body p{font-size:13.5px;}

  .bottom-note{margin-top:28px;font-size:14px;padding:16px 18px;}
}



/* ================= 动画演示网格 ================= */
.section{padding:48px 0 64px;}

.demo-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}

/* 演示卡片 */
.demo-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  overflow:hidden;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  cursor:pointer;
}
.demo-card:hover{
  transform:translateY(-6px);
  border-color:rgba(229,0,17,.22);
}

/* 预览区（动画占位） */
.demo-figure{
  position:relative;
  margin:0;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#eef1f5;
  display:flex;
  align-items:center;
  justify-content:center;
}
.demo-figure img{
  width:100%;height:100%;
  object-fit:cover;
  display:block;
  transition:transform .5s ease;
}
.demo-card:hover .demo-figure img{transform:scale(1.05);}

/* 动画示意图标层 */
.demo-visual{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:56px;
  color:rgba(229,0,17,.16);
  transition:transform .5s ease,color .3s ease;
  pointer-events:none;
}
.demo-card:hover .demo-visual{
  transform:scale(1.12);
  color:rgba(229,0,17,.26);
}

/* 播放按钮 */
.demo-play{
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  width:62px;height:62px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  color:#fff;
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  box-shadow:0 10px 26px rgba(229,0,17,.42);
  transition:transform var(--t),box-shadow var(--t);
  pointer-events:none;
}
.demo-play::before{
  content:"";
  position:absolute;
  inset:-6px;
  border-radius:50%;
  border:2px solid rgba(229,0,17,.35);
  animation:playPulse 2s ease-out infinite;
}
@keyframes playPulse{
  0%{transform:scale(.9);opacity:.9;}
  100%{transform:scale(1.35);opacity:0;}
}
.demo-card:hover .demo-play{
  transform:translate(-50%,-50%) scale(1.1);
  box-shadow:0 14px 32px rgba(229,0,17,.5);
}

/* 时长标签 */
.demo-duration{
  position:absolute;
  right:12px;bottom:12px;
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 12px;
  border-radius:50px;
  font-size:12px;font-weight:600;
  color:#fff;
  background:rgba(0,0,0,.6);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}
.demo-duration i{font-size:10px;}

/* 动画角标 */
.demo-badge{
  position:absolute;
  left:12px;top:12px;
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 12px;
  border-radius:50px;
  font-size:11.5px;font-weight:700;
  letter-spacing:.3px;
  color:#fff;
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  box-shadow:0 6px 14px rgba(229,0,17,.32);
}
.demo-badge i{font-size:10px;}
.demo-badge.blue{
  background:linear-gradient(135deg,#1e5fbf,#0d3f8c);
  box-shadow:0 6px 14px rgba(30,95,191,.32);
}

/* 卡片内容 */
.demo-body{
  flex:1;
  display:flex;flex-direction:column;gap:10px;
  padding:18px 20px 20px;
}
.demo-body h3{
  font-size:16.5px;color:var(--ink);font-weight:800;
  line-height:1.5;
  transition:color var(--t);
}
.demo-card:hover .demo-body h3{color:var(--red);}
.demo-body p{
  font-size:13.8px;line-height:1.72;color:var(--text);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}

/* 卡片底部 */
.demo-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
}
.demo-cat{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;
  color:var(--red);
  background:var(--red-soft);
  padding:4px 12px;
  border-radius:50px;
}
.demo-cat i{font-size:11px;}
.demo-view{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;
  color:var(--muted);
  transition:color var(--t),gap var(--t);
}
.demo-view i{font-size:11px;transition:transform var(--t);}
.demo-card:hover .demo-view{color:var(--red);gap:9px;}
.demo-card:hover .demo-view i{transform:translateX(3px);}

/* ================= 底部提示 ================= */
.bottom-note{
  margin-top:36px;
  padding:18px 22px;
  background:#fafafa;
  border-left:5px solid #cccccc;
  font-size:15px;
  color:#666666;
  line-height:1.85;
}
.bottom-note b{color:#333333;}
.bottom-note b i{margin-right:5px;}

/* ================= 响应式 ================= */
@media (max-width:1080px){
  .demo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
}

@media (max-width:820px){
  .page-head{padding:52px 0 46px;}
  .section{padding:40px 0 52px;}
  .filter-inner{padding:14px 16px;gap:8px;}
  .filter-item{padding:7px 14px;font-size:13px;}
}

@media (max-width:560px){
  body{font-size:15px;}
  .container{padding:0 16px;}

  .page-head{padding:44px 0 40px;}
  .page-head h1{font-size:24px;}
  .page-head p{font-size:14.5px;}
  .head-stats{gap:12px 28px;margin-top:22px;padding-top:20px;}
  .head-stats strong{font-size:20px;}

  .filter-bar{margin-top:-20px;}
  .filter-inner{
    padding:12px 14px;
    gap:7px;
    border-radius:var(--r);
  }
  .filter-item{
    padding:6px 13px;
    font-size:12.5px;
    border-radius:40px;
  }

  .demo-grid{grid-template-columns:1fr;gap:18px;}

  .demo-visual{font-size:44px;}
  .demo-play{width:52px;height:52px;font-size:17px;}

  .demo-body{padding:16px 18px 18px;}
  .demo-body h3{font-size:15.5px;}
  .demo-body p{font-size:13.5px;}

  .bottom-note{margin-top:28px;font-size:14px;padding:16px 18px;}
}
/* ===== 模态框 ===== */
.modal-overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(10, 42, 92, 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: #94a3b8;
	cursor: pointer;
	transition: 0.2s;
	padding: 4px 8px;
	line-height: 1;
}
.modal-close:hover { color: #333; transform: rotate(90deg); }
.modal-box h3 {
	font-size: 24px;
	font-weight: 700;
	color: #333;
	margin-bottom: 8px;
}
.modal-box h3 i { color: #e50011; margin-right: 8px; }
.modal-box .sub {
	color: #64748b;
	font-size: 15px;
	margin-bottom: 28px;
	border-bottom: 1px solid #e9edf4;
	padding-bottom: 16px;
}
.modal-box label {
	display: block;
	font-weight: 600;
	font-size: 14px;
	color: #1e293b;
	margin-bottom: 6px;
}
.modal-box input,
.modal-box textarea {
	width: 100%;
	padding: 12px 0;
	border: 1.5px solid #e2e8f0;
	border-radius: 14px;
	font-size: 15px;
	transition: 0.2s;
	background: #f8fafc;
	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(255, 179, 71, 0.15);
}
.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: #94a3b8;
	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; }
}