.sensehub-content *{margin:0;padding:0;box-sizing:border-box}
.sensehub-content a{color:inherit;text-decoration:none}
.sensehub-content img,.sensehub-content svg{display:block;max-width:100%}
.sensehub-content button{background:none;border:none;cursor:pointer;font-family:inherit}
.sensehub-content ul{list-style:none}
.sensehub-content{
  position:relative;scroll-behavior:smooth}

:root{
  --ink:#1a2748;
  --ink-2:#3b4a6b;
  --ink-3:#444444;
  --ink-4:#9aa3bc;
  --line:#e8ecf6;
  --line-2:#f1f4fb;
  --bg:#f4f6fc;
  --surface:#ffffff;

  --primary:#004EA2;
  --primary-2:#003a7a;
  --primary-50:#e8f1fc;
  --violet:#1c6dc4;
  --violet-2:#4a90e2;
  --cyan:#5ec5ff;
  --pink:#7eb6f0;
  --bg-grad: linear-gradient(180deg, #e8f1fc 0%, #eff6fd 50%, #f7fbff 100%);
  --bg-grad-2: linear-gradient(135deg, #c9dff7 0%, #d8e8f9 50%, #e9f2fb 100%);

  --fontCN:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --fontEN:"DM Sans",var(--fontCN);
  --shadow-sm: 0 4px 14px -4px rgba(0,78,162,0.12);
  --shadow-md: 0 14px 36px -10px rgba(0,78,162,0.18);
  --shadow-lg: 0 30px 80px -20px rgba(0,78,162,0.25);
}

.sensehub-content{
  font-family:var(--fontCN);
  color:var(--ink);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}

.wrap{max-width:1240px;margin:0 auto;padding:0 32px}

/* ===== Buttons ===== */
.btn{
  padding:14px 30px;border-radius:100px;
  font-size:14px;font-weight:500;
  display:inline-flex;align-items:center;gap:8px;
  transition:all 0.2s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary) 0%,var(--violet) 100%);
  color:#fff;
  box-shadow:0 8px 24px -6px rgba(0,78,162,0.5);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px -6px rgba(0,78,162,0.6)}
.btn-ghost{
  background:rgba(255,255,255,0.7);backdrop-filter:blur(10px);
  color:var(--primary);border:1px solid rgba(0,78,162,0.2);
}
.btn-ghost:hover{background:#fff;border-color:var(--primary)}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:700px;
  padding:0;
  background:#eaf7ff url('../images/senseHub_banner.png') center bottom/cover no-repeat;
  overflow:hidden;
}
.hero-grid{
  position:relative;z-index:2;
  display:flex;
  justify-content:center;
  align-items:flex-start;
  min-height:inherit;
  padding-top:154px;
}
.hero-text{text-align:left;max-width:620px;margin:0 auto;transform:translateX(100px)}
.hero h1{
  font-size:42px;font-weight:700;line-height:1.28;letter-spacing:0;
  margin-bottom:22px;color:#14203b;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(135deg,#004EA2 0%,#4a90e2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{font-size:14px;line-height:1.9;color:#41506f;margin:0 0 24px;max-width:520px}
.hero-btns{display:flex;justify-content:flex-start;gap:18px;margin-bottom:0}
.hero-btns .btn{
  min-width:122px;height:38px;padding:0 26px;
  justify-content:center;font-size:14px;font-weight:600;
  border-radius:100px;
}
.hero-btns .btn-primary{
  background:linear-gradient(135deg,#004EA2 0%,#4a90e2 100%);
  color:#fff;
  box-shadow:0 10px 20px -10px rgba(20,75,210,0.65);
}
.hero-btns .btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 14px 24px -10px rgba(20,75,210,0.72)}
.hero-btns .btn-ghost{
  background:rgba(255,255,255,0.86);
  color:#273755;
  border:1px solid rgba(28,70,130,0.16);
  box-shadow:0 8px 18px -12px rgba(29,64,113,0.35);
}
.hero-btns .btn-ghost:hover{background:#fff;border-color:rgba(28,70,130,0.26);color:#0b51b7}
.hero-stats{display:flex;gap:48px;align-items:center}
.hero-stats .item{display:flex;flex-direction:column}
.hero-stats .num{
  font-family:var(--fontEN);font-size:36px;font-weight:700;
  letter-spacing:0;line-height:1;
  background:linear-gradient(135deg,#004EA2 0%,#4a90e2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stats .num span{font-size:20px;margin-left:2px}
.hero-stats .lbl{font-size:14px;color:var(--ink-3);margin-top:8px}
.hero-stats .div{width:1px;height:40px;background:rgba(0,78,162,0.15)}

/* ===== Section common ===== */
.section{padding:110px 0;position:relative}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14px;font-weight:500;color:var(--primary);
  letter-spacing:4px;text-transform:uppercase;
  margin-bottom:16px;font-family:var(--fontEN);
}
.sec-eyebrow::before{content:'';width:24px;height:1px;background:linear-gradient(90deg,var(--primary),var(--violet-2))}
.sec-title{font-size:40px;font-weight:700;line-height:1.2;letter-spacing:0;color:var(--ink);margin-bottom:14px}
.sec-title em{
  font-style:normal;
  background:linear-gradient(135deg,#004EA2 0%,#4a90e2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sec-desc{font-size:15px;color:var(--ink-3);max-width:640px;line-height:1.8}
.sec-head{margin-bottom:56px}
.sec-head.center{text-align:center}
.sec-head.center .sec-eyebrow{justify-content:center}
.sec-head.center .sec-desc{margin:0 auto}

/* ===== Position ===== */
#position.position-section{
  padding:40px 0 72px;
  background:linear-gradient(180deg,#fff 0%,#eef8ff 100%);
  overflow:hidden;
}
#position .position-wrap{max-width:1320px}
#position .sec-head{margin-bottom:0px}
#position .sec-eyebrow{
  color:#174e9a;
  font-size:14px;
  letter-spacing:5px;
  margin-bottom:12px;
}
#position .sec-title{
  font-size:32px;
  line-height:1.28;
  letter-spacing:0;
  margin-bottom:12px;
  color:#15213d;
}
#position .sec-desc{
  font-size:14px;
  color:var(--ink-3);
  line-height:1.8;
}
.position-section{background:linear-gradient(180deg,#fff 0%,var(--primary-50) 100%)}
.product-position{
  max-width:1248px;
  margin:0 auto;
}
.product-position img{
  width:100%;
  height:auto;
  object-fit:contain;
}
.position-notes{
  position:relative;
  z-index:2;
  max-width:860px;
  margin: 0px auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 236px));
  justify-content:center;
  gap:28px;
}
.position-note h3{
  font-size:18px;
  font-weight:700;
  line-height:1.35;
  letter-spacing:0;
  color:#121b32;
  margin-bottom:12px;
}
.position-note p{
  font-size:14px;
  line-height:1.8;
  color:#444444;
}
.position-note:nth-child(2) p{white-space:nowrap}
.position-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center}
.position-list{display:flex;flex-direction:column;gap:14px}
.position-item{
  background:#fff;border-radius:20px;
  padding:24px 28px;
  display:flex;gap:20px;align-items:flex-start;
  border:1px solid var(--line);
  transition:all 0.25s;
}
.position-item:hover{
  transform:translateX(4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(0,78,162,0.2);
}
.position-item.featured{
  background:linear-gradient(135deg,#004EA2 0%,#4a90e2 100%);
  color:#fff;border-color:transparent;
}
.position-item.featured h4{color:#fff}
.position-item.featured p{color:rgba(255,255,255,0.85)}
.position-item.featured .num{background:rgba(255,255,255,0.18);color:#fff}
.position-item .num{
  flex-shrink:0;
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,#eef2ff,#f5f0ff);
  color:var(--primary);
  display:grid;place-items:center;
  font-family:var(--fontEN);font-size:14px;font-weight:700;
}
.position-item h4{font-size:17px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.position-item p{font-size:14px;color:var(--ink-3);line-height:1.7}
.position-visual{display:flex;justify-content:center}

/* ===== Capabilities ===== */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cap-card{
  background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:28px;
  position:relative;overflow:hidden;
  transition:all 0.25s;
}
.cap-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--violet-2));
  transform:scaleX(0);transform-origin:left;transition:transform 0.3s;
}
.cap-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md);
  border-color:rgba(0,78,162,0.2);
}
.cap-card:hover::before{transform:scaleX(1)}
.cap-ico{
  width:48px;height:48px;border-radius:14px;
  background:linear-gradient(135deg,#eef2ff,#f5f0ff);
  color:var(--primary);
  display:grid;place-items:center;
  margin-bottom:20px;
}
.cap-card h4{font-size:18px;font-weight:600;margin-bottom:10px;color:var(--ink)}
.cap-card p{font-size:14px;line-height:1.75;color:var(--ink-3);margin-bottom:18px}
.cap-tags{display:flex;flex-wrap:wrap;gap:6px}
.cap-tag{
  font-size:14px;padding:3px 10px;border-radius:100px;
  background:var(--primary-50);color:var(--primary);
  font-weight:500;
}

/* ===== Architecture ===== */
.arch-section{background:linear-gradient(180deg,var(--primary-50) 0%,#fff 100%)}
.arch-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center}
.arch-img{background:#fff;border-radius:24px;padding:24px;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.arch-diagram{display:flex;flex-direction:column;gap:18px}
.arch-layer-card{
  border-radius:18px;
  padding:18px 20px 16px;
  color:#fff;
  min-height:94px;
  display:flex;
  flex-direction:column;
  justify-content:flex-start;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.16);
}
.arch-layer-tall{min-height:138px}
.arch-layer-title{
  margin:0 0 14px;
  font-size:16px;
  line-height:1.35;
  font-weight:700;
  color:#fff;
}
.arch-chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px 10px;
}
.arch-chip{
  min-width:100px;
  height:32px;
  padding:0 14px;
  border-radius:8px;
  background:rgba(255,255,255,0.18);
  border:1px solid rgba(255,255,255,0.12);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  line-height:1;
  color:#fff;
  white-space:nowrap;
}
.arch-chip-wide{min-width:110px}
.arch-chip-compact{min-width:70px;padding:0 10px}
.arch-chip-mini{min-width:50px;padding:0 10px}
.layer-app{background:linear-gradient(90deg,#4a90e2 0%,#7eb6f0 100%)}
.layer-business{background:linear-gradient(90deg,#1c6dc4 0%,#4a90e2 100%)}
.layer-management{background:linear-gradient(90deg,#1c6dc4 0%,#4a90e2 100%)}
.layer-connect{background:linear-gradient(90deg,#004EA2 0%,#1c6dc4 100%)}
.arch-list{display:flex;flex-direction:column;gap:20px}
.arch-item{display:flex;gap:18px;align-items:flex-start;padding-bottom:20px;border-bottom:1px solid var(--line)}
.arch-item:last-child{border-bottom:none;padding-bottom:0}
.arch-item .ico{
  flex-shrink:0;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--violet) 100%);
  color:#fff;display:grid;place-items:center;
  box-shadow:0 6px 16px -4px rgba(0,78,162,0.4);
}
.arch-item h5{font-size:15px;font-weight:600;margin-bottom:4px;color:var(--ink)}
.arch-item p{font-size:14px;color:var(--ink-3);line-height:1.7}

/* ===== Scenarios ===== */
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.scene-card{
  border-radius:24px;overflow:hidden;
  background:#fff;border:1px solid var(--line);
  transition:all 0.25s;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.scene-img{aspect-ratio:16/9;position:relative;overflow:hidden;display:grid;place-items:center}
.scene-img.s1{background:linear-gradient(135deg,#1a2748 0%,#004EA2 100%)}
.scene-img.s2{background:linear-gradient(135deg,#1c6dc4 0%,#4a90e2 50%,#7eb6f0 100%)}
.scene-img.s3{background:linear-gradient(135deg,#0a3470 0%,#1c6dc4 100%)}
.scene-img.s4{background:linear-gradient(135deg,#003a7a 0%,#5ec5ff 100%)}
.scene-img img{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover}
.scene-img::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 30% 30%,rgba(255,255,255,0.2),transparent 50%);
}
.scene-tag{
  position:absolute;top:20px;left:20px;
  padding:6px 14px;border-radius:100px;
  background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,0.3);
  color:#fff;font-size:14px;font-weight:500;letter-spacing:1px;
  z-index:2;
}
.scene-info{padding:28px}
.scene-info h4{font-size:20px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.scene-info > p{font-size:14px;color:var(--ink-3);margin-bottom:18px}
.scene-info ul{list-style:none}
.scene-info ul li{
  position:relative;padding-left:18px;
  font-size:14px;color:var(--ink-2);line-height:1.85;
}
.scene-info ul li::before{
  content:'';position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--violet-2));
}

/* ===== Showcase gallery ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.gallery-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  overflow:hidden;transition:all 0.25s;
}
.gallery-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(0,78,162,0.2)}
.gallery-illu{width:100%;height:auto;display:block}
.gallery-card figcaption{padding:18px 22px;font-size:14px;color:var(--ink-3);line-height:1.7;border-top:1px solid var(--line)}

/* ===== CTA ===== */
.cta-wrap{padding:80px 32px 110px}
.cta-banner{
  position:relative;
  padding:64px;
  border-radius:32px;
  background:linear-gradient(135deg,#004EA2 0%,#1c6dc4 50%,#4a90e2 100%);
  color:#fff;text-align:center;overflow:hidden;
}
.cta-banner::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.15), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(126,182,240,0.25), transparent 40%);
}
.cta-banner > *{position:relative;z-index:2}
.cta-banner h2{font-size:36px;font-weight:700;margin-bottom:16px;letter-spacing:0}
.cta-banner p{font-size:15px;opacity:0.9;max-width:640px;margin:0 auto 32px;line-height:1.85}
.cta-banner .btn{background:#fff;color:var(--primary);box-shadow:0 12px 32px -8px rgba(0,0,0,0.2)}
.cta-banner .btn:hover{transform:translateY(-2px);box-shadow:0 20px 40px -8px rgba(0,0,0,0.3)}

/* ===== Reveal animation ===== */
.anim{opacity:0;transform:translateY(24px);transition:all 0.7s cubic-bezier(0.2,0.8,0.2,1)}
.anim.in{opacity:1;transform:none}

/* ===== Responsive ===== */
/* Tablet ≤960px */
@media (max-width: 960px){
  .wrap{padding:0 24px}
  .hero{min-height:470px;padding:0}
  .hero-grid{padding-top:86px}
  .hero-text{transform:none}
  .hero h1{font-size:38px;letter-spacing:0}
  .position-grid,.arch-grid{grid-template-columns:1fr;gap:48px}
  #position.position-section{padding:46px 0 66px}
  .product-position{max-width:1100px}
  .position-notes{max-width:820px;grid-template-columns:repeat(2,minmax(0,390px));gap:28px}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid,.gallery-grid{grid-template-columns:1fr}
  .cta-banner{padding:48px 28px;margin:0}
  .cta-banner h2{font-size:28px}
  .sec-title{font-size:32px}
  .section{padding:90px 0}
}
/* Mobile ≤640px */
@media (max-width: 640px){
  .wrap{padding:0 18px}

  /* Hero */
  .hero{min-height:420px;padding:0;background-position:center bottom}
  .hero-grid{padding-top:66px;min-height:inherit}
  .hero-text{max-width:360px;transform:none}
  .hero h1{font-size:30px;line-height:1.3;letter-spacing:0;margin-bottom:16px}
  .hero h1 br{display:block}
  .hero-desc{font-size:14px;line-height:1.75;margin-bottom:20px}
  .hero-btns{flex-direction:row;gap:10px;margin-bottom:0;align-items:center}
  .hero-btns .btn{min-width:112px;height:36px;padding:0 18px;font-size:14px}

  /* Section common */
  .section{padding:64px 0}
  .sec-head{margin-bottom:36px}
  .sec-eyebrow{font-size:14px;letter-spacing:3px;margin-bottom:12px}
  .sec-title{font-size:24px;letter-spacing:0;line-height:1.3}
  .sec-desc{font-size:14px;line-height:1.75}

  /* Position */
  #position.position-section{padding:42px 0 56px}
  #position .sec-head{margin-bottom:24px}
  #position .sec-eyebrow{font-size:4px;letter-spacing:4px;margin-bottom:10px}
  #position .sec-title{font-size:22px;line-height:1.3}
  #position .sec-desc{font-size:14px;line-height:1.7}
  .product-position{max-width:100%}
  .position-notes{grid-template-columns:1fr;gap:24px;margin:16px auto 0;max-width:320px;text-align:left}
  .position-note h3{font-size:17px;margin-bottom:8px}
  .position-note p{font-size:14px;line-height:1.75}
  .position-note:nth-child(2) p{white-space:normal}
  .position-grid{gap:36px}
  .position-item{padding:18px 20px;gap:14px;border-radius:16px}
  .position-item .num{width:34px;height:34px;border-radius:10px;font-size:14px}
  .position-item h4{font-size:15px}
  .position-item p{font-size:14px;line-height:1.65}

  /* Capabilities */
  .cap-grid{grid-template-columns:1fr;gap:14px}
  .cap-card{padding:22px 20px;border-radius:16px}
  .cap-ico{width:42px;height:42px;border-radius:12px;margin-bottom:16px}
  .cap-card h4{font-size:16px;margin-bottom:8px}
  .cap-card p{font-size:14px;line-height:1.7;margin-bottom:14px}

  /* Architecture */
  .arch-grid{gap:36px}
  .arch-img{padding:16px;border-radius:18px}
  .arch-diagram{gap:14px}
  .arch-layer-card{padding:16px;min-height:unset}
  .arch-layer-tall{min-height:unset}
  .arch-layer-title{font-size:14px;margin-bottom:12px}
  .arch-chip-row{gap:8px}
  .arch-chip{min-width:calc(50% - 4px);font-size:14px}
  .arch-chip-compact,.arch-chip-mini,.arch-chip-wide{min-width:calc(50% - 4px)}
  .arch-list{gap:16px}
  .arch-item{gap:14px;padding-bottom:16px}
  .arch-item .ico{width:36px;height:36px;border-radius:10px}
  .arch-item h5{font-size:14px}
  .arch-item p{font-size:14px;line-height:1.65}

  /* Scenarios */
  .scene-grid{gap:18px}
  .scene-card{border-radius:18px}
  .scene-info{padding:22px 20px}
  .scene-info h4{font-size:17px}
  .scene-info > p{font-size:14px;margin-bottom:14px}
  .scene-info ul li{font-size:14px;line-height:1.8}

  /* Showcase */
  .gallery-grid{gap:16px}
  .gallery-card{border-radius:16px}
  .gallery-card figcaption{padding:14px 18px;font-size:14px}

  /* CTA */
  .cta-wrap{padding:50px 18px 70px}
  .cta-banner{padding:36px 22px;border-radius:22px;margin:0}
  .cta-banner h2{font-size:20px;line-height:1.35;margin-bottom:12px}
  .cta-banner p{font-size:14px;line-height:1.75;margin-bottom:24px}
  .cta-banner .btn{padding:12px 22px;font-size:14px}
}
/* Small mobile ≤380px */
@media (max-width: 380px){
  .wrap{padding:0 14px}
  .hero{min-height:410px}
  .hero-grid{padding-top:64px}
  .hero h1{font-size:27px}
  .hero-stats{gap:10px}
  .hero-stats .num{font-size:22px}
  .sec-title{font-size:22px}
  }
/* Touch device hover cleanup */
@media (hover: none){
  .position-item:hover,.cap-card:hover,.scene-card:hover,.gallery-card:hover,.arch-item:hover{transform:none;box-shadow:none}
  .cap-card:hover{border-color:var(--line)}
  .cap-card:hover::before{transform:scaleX(0)}
}