:root{
  --container: 1200px;
  --black: #111214;
  --white: #ffffff;
  --text: #202124;
  --muted: #7a7f87;
  --accent: #00bcd4;
  --primary: #12b0e8;
  --card-dark: #0c0d10;
  --bg-gray: #f6f7f9;
}

*{box-sizing:border-box}
html a{text-decoration:none;}
html a:hover{text-decoration:none;}
html,body{margin:0;padding:0;width: 100%;overflow-x: hidden;}
html{width: 100%;}
body{
  font-family: "Poppins","Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.6;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

/* max-width:var(--container); */
.container{width:100%;max-width:100%;margin:0 auto;padding:0 24px;box-sizing: border-box;}

/* Header */
.site-header{position:relative;padding-top: 60px;}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background-color: rgba(0, 0, 0, 0.9);position: fixed;top: 0;left: 0;right: 0;z-index: 9999;width: 100%;box-sizing: border-box;height: 60px;}
.topbar.container{padding:14px 80px;max-width: 100%;}
.brand{font-weight:700;letter-spacing:.08em;color: #fff;font-size: 16px;}
.brand span{font-weight:400;opacity:.8}
.top-links{display:flex;align-items:center;gap:18px;}
.top-links a{color:#fff;text-decoration:none;font-size:14px}

/* Product Switcher */
.product-switcher{position:relative;display:flex;}
.product-btn{
  background:transparent;
  border:none;
  color:#fff;
  padding:6px 12px;
  border-radius:4px;
  cursor:pointer;
  font-size:14px;
  transition:all 0.2s ease;
  min-width:60px;
  display:flex;
  align-items:center;
  gap:4px;
}
.product-btn:hover{
  background:rgba(255,255,255,0.1);
}
.product-btn::after{
  content:'';
  width:24px;
  height:24px;
  display:block;
  flex:0 0 24px;
  background:url("../assets/figma/icons/down.svg") center/24px 24px no-repeat;
  transition:transform 0.2s ease;
}
.product-btn.active::after{
  transform:rotate(180deg);
}

/* Product Dropdown */
.product-dropdown{
  position:absolute;
  top:100%;
  left:0;
  background:rgba(0,0,0,0.9);
  border:1px solid rgba(255,255,255,0.2);
  border-radius:4px;
  min-width:160px;
  z-index:1000;
  opacity:0;
  visibility:hidden;
  transform:translateY(-10px);
  transition:all 0.2s ease;
}
.product-dropdown.show{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.product-option{
  display:block;
  color:#fff;
  padding:8px 12px;
  text-decoration:none;
  font-size:14px;
  transition:background 0.2s ease;
}
.product-option:hover{
  background:rgba(255,255,255,0.1);
}

/* Language Switcher */
.language-switcher{position:relative;display:flex;}
.lang-btn{
  background:transparent;
  border:none;
  color:#fff;
  padding:6px 12px;
  border-radius:4px;
  cursor:pointer;
  font-size:12px;
  transition:all 0.2s ease;
  min-width:60px;
  display:flex;
  align-items:center;
  gap:4px;
}
.lang-btn:hover{
  background:rgba(255,255,255,0.1);
}
.lang-btn::after{
  content:'';
  width:24px;
  height:24px;
  display:block;
  flex:0 0 24px;
  background:url("../assets/figma/icons/down.svg") center/24px 24px no-repeat;
  transition:transform 0.2s ease;
}
.lang-btn.active::after{
  transform:rotate(180deg);
}

/* Language Dropdown */
.language-dropdown{
  position:absolute;
  top:100%;
  right:0;
  background:rgba(0,0,0,0.9);
  border:1px solid rgba(255,255,255,0.2);
  border-radius:4px;
  min-width:80px;
  z-index:1000;
  opacity:0;
  visibility:hidden;
  transform:translateY(-10px);
  transition:all 0.2s ease;
}
.language-dropdown.show{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.lang-option{
  background:transparent;
  border:none;
  color:#fff;
  padding:8px 12px;
  cursor:pointer;
  font-size:12px;
  width:100%;
  text-align:left;
  transition:background 0.2s ease;
}
.lang-option:hover{
  background:rgba(255,255,255,0.1);
}
.lang-option.active{
  background:rgba(255,255,255,0.2);
}

/* Hero */
.hero{position:relative;height:800px;display:flex;justify-content:center;overflow:hidden;width: 100%;margin-top: 0;}
.hero-bg{position:absolute;top:0;left:0;right:0;bottom:0;background:url("../assets/images/hx1-bg-adfba1f1f3.png") center center no-repeat;background-size: cover;background-position: center center;background-repeat: no-repeat;z-index: -99;transition:background-image 0.3s ease;width: 100%;height: 100%;}
.hero-overlay{position:absolute;inset:0;}
.hero-content{position:relative;z-index:1;width:100%;max-width:1600px;margin:0 auto;padding:0 24px 0 72px;box-sizing:border-box;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;color:#2f3340;height:100%;}
.hero-copy-title{font-size:50px;line-height:1.18;margin:0 0 20px;max-width:980px;font-weight:500;letter-spacing:.01em;text-align:left;color:#2f3140;text-shadow:1px 2px 5px rgba(0,0,0,0.3);}
.hero-copy-subtitle{font-size:28px;line-height:1.26;margin:0 0 14px;max-width:980px;font-weight:400;letter-spacing:.005em;text-align:left;color:#676070;text-shadow:0 2px 8px rgba(0,0,0,.12);}
.hero-copy-subtitle:last-child{margin-top:10px;color:#3a3344;}
.hero-downloads{display:flex;align-items:center;gap:14px;margin-top:16px;}
.hero-download-btn{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;border:none;background:transparent;color:#fff;font-size:16px;line-height:1;}
.hero-download-icon{width:38px;height:38px;object-fit:contain;display:block;filter:drop-shadow(0 1px 2px rgba(0,0,0,.25));}
.eyebrow{letter-spacing:.06em;font-size:18px;margin:0 0 8px;font-weight: 600;}
.hero-title{font-size:44px;margin:0 0 18px}
.hero-ctas{display:flex;gap:14px;justify-content:center;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:10px 18px;font-weight:500;text-decoration:none;border:1.5px solid transparent;transition:.2s background,.2s color,.2s border}
.btn .arrow{font-size:18px;line-height:0}
.btn-light{background:var(--white);color:#111}
.btn-light:hover{background:#f1f5f9}
.btn-outline{background:transparent;border-color:#fff;color:#fff}
.btn-outline1{background:transparent;border-color:#000;color:#000}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-sm{padding:8px 14px;font-size:14px}

/* Product grid */
.products{padding:56px 0;width: 100%;box-sizing: border-box;}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width: 1800px;width: 100%;margin: 0 auto;padding: 0 24px;box-sizing: border-box;}
.product-card{position:relative;min-height:600px;border-radius:8px;overflow:hidden;width: 100%;}
.product-dark{background:var(--card-dark);color:#e6eefc}
.product-light{background:#eaf3fb;color:#0c1520}
.product-card .card-bg{position:absolute;top:0;left:0;right:0;bottom:0;background-size:cover;background-position:center center;background-repeat:no-repeat;opacity:.85;width: 100%;height: 100%;}
.card-bg-left{background-image:url("../assets/images/falcon-bg-mb.png");transition:background-image 0.3s ease;}
.card-bg-right{background-image:url("../assets/images/hcp-bg-3fdde71e68.png");transition:background-image 0.3s ease;}
.product-card .card-content{position:relative;padding:38px;text-align: center;box-sizing: border-box;z-index: 2;}
.product-title{margin:6px 0 18px;font-size:36px;line-height:1.1}
.product-title span{display:block;font-weight:500;letter-spacing:.06em}
.product-title strong{display:block;font-size:.8em;opacity:.9;letter-spacing:.18em}

/* About */
.about{margin-top: 70px;width: 100%;box-sizing: border-box;}
.about-heading{font-size:60px;text-align:center;margin:8px auto 36px;letter-spacing:.06em;padding: 0 24px;box-sizing: border-box;width: 100%;}
.about-hero{height:360px;background:url("../assets/images/company.jpg") center/cover no-repeat;background-size: cover;background-position: center center;background-repeat: no-repeat;width: 100%;}
.about-copy{max-width:960px;width: 100%;margin-top: 70px;padding: 0 24px;box-sizing: border-box;}
.about-copy p{color:#515761;font-size: 17px;line-height: 1.8;}

/* Footer */
.site-footer{background:#0a0b0e;color:#c7cbd1;margin-top:56px;padding: 0;box-sizing: border-box;width: 100%;}
.footer-top{padding:36px 24px;box-sizing: border-box;width: 100%;}
.footer-cols{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:24px;max-width: 1200px;margin: 0 auto;}
.footer-col h3{color:#fff;margin:0 0 10px;font-size:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin:8px 0}
.footer-col a{color:#686c71;text-decoration:none;font-size: 14px;}
.footer-col p{color:#686c71;text-decoration:none;font-size: 14px;line-height: 1.6;}
.footer-col a:hover{color:#fff}
.newsletter-form{display:flex;gap:10px;margin-top:8px}
.newsletter-form input{flex:1;padding:10px 12px;border-radius:999px;border:1px solid #2b2f36;background:#13161a;color:#e5e7eb}
.footer-bottom{border-top:1px solid #1c1f25;padding:16px 24px;text-align: center;box-sizing: border-box;width: 100%;}
.social a{color:#c7cbd1;margin-left:14px;font-size:18px}
.social a:hover{color:#fff}

.logo{width: 250px;display: block;margin: 20px auto;max-width: 100%;box-sizing: border-box;}
.copyright{font-size: 12px;color:#686c71;line-height: 1.6;}
.copyright a{color:inherit;text-decoration:none;}
.copyright a:hover{color:#fff;text-decoration:none;}

/* 二维码模态框样式 */
.qr-modal{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  display: flex;
  pointer-events: none;
}
.qr-modal-overlay{
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  pointer-events: none;
}
.qr-image{
  position: fixed;
  width: 150px;
  height: 150px;
  z-index: 1;
  animation: qrFadeIn 0.3s ease;
  pointer-events: auto;
  object-fit: contain;
  border-radius: 10px;
}
@keyframes qrFadeIn{
  from{
    opacity: 0;
    transform: scale(0.9);
  }
  to{
    opacity: 1;
    transform: scale(1);
  }
}
.social-icon:hover{
  transform: scale(1.1);
}

/* Responsive - 移动端完整适配 */
@media (max-width: 1024px){
  :root{--container: 1000px}
  .container{max-width: 100%;padding: 0 24px;}
  .site-header{padding-top: 60px;}
  .topbar{top: 0;padding:14px 24px;}
  .topbar.container{padding:14px 24px;}
  .hero{height:520px;margin-top: 0;width: 100%;}
  .hero-bg{background-size: cover;background-position: center center;transform: none;}
  .hero-content{padding:0 24px 0 72px;}
  .hero-copy-title{font-size:40px;max-width:860px;margin:0 0 16px;}
  .hero-copy-subtitle{font-size:20px;max-width:860px;margin:0 0 10px;}
  .hero-download-btn{font-size:15px;padding:8px 14px;}
  .product-grid{max-width: 100%;width: 100%;padding: 0 24px;}
  .site-footer{padding: 0;width: 100%;}
  .footer-top{padding:36px 24px;width: 100%;}
  .footer-bottom{padding:16px 24px;width: 100%;}
  .about{width: 100%;}
  .about-hero{width: 100%;background-size: cover;background-position: center center;}
}

@media (max-width: 768px){
  .container{max-width: 100%;padding: 0 16px;}
  .site-header{padding-top: 55px;}
  .topbar{top: 0;padding:14px 16px;width: 100%;}
  .topbar.container{padding:14px 16px;}
  .brand{font-size:15px;}
  .top-links{gap:12px;}
  .top-links a{font-size:13px;}
  .products{width: 100%;padding: 30px 0;}
  .product-grid{grid-template-columns:1fr;gap:16px;padding: 0 16px;max-width: 100%;width: 100%;}
  .product-card{min-height:350px;width: 100%;aspect-ratio: auto;overflow: hidden;}
  .product-card .card-bg{background-size: contain !important;background-position: center center !important;background-repeat: no-repeat !important;width: 100% !important;height: 100% !important;transform: none !important;top: 0 !important;left: 0 !important;right: 0 !important;bottom: 0 !important;}
  .product-card .card-content{padding:20px 16px;width: 100%;box-sizing: border-box;word-wrap: break-word;overflow-wrap: break-word;}
  .hero{height:280px;min-height:280px;margin-top: 0;width: 100%;}
  .hero-bg{background-size: contain !important;background-position: center top !important;background-repeat: no-repeat !important;width: 100% !important;height: 100% !important;transform: none !important;top: 0 !important;left: 0 !important;right: 0 !important;bottom: 0 !important;}
  .hero-content{padding: 0 16px 0 20px;width: 100%;box-sizing: border-box;}
  .hero-copy-title{font-size:24px;max-width:560px;margin:0 0 10px;}
  .hero-copy-subtitle{font-size:16px;max-width:560px;margin:0 0 6px;}
  .hero-downloads{gap:10px;margin-top:10px;}
  .hero-download-btn{font-size:12px;padding:6px 10px;gap:6px;}
  .hero-download-icon{width:20px;height:20px;}
  .hero-title{font-size:28px}
  .about{margin-top: 30px;width: 100%;}
  .about-heading{font-size:36px;padding: 0 16px;margin:8px auto 20px;width: 100%;}
  .about-hero{height:200px;width: 100%;background-size: cover;background-position: center center;}
  .about-copy{margin-top: 30px;padding: 0 16px;width: 100%;}
  .about-copy p{font-size: 15px;}
  .footer-cols{grid-template-columns:1fr 1fr 1fr 1fr;gap:16px;max-width: 100%;}
  .footer-top{padding:28px 16px;width: 100%;}
  .footer-bottom{padding:14px 16px;width: 100%;}
  .site-footer{width: 100%;}
  .brand-subtitle{font-size:12px !important;}
}

@media (max-width: 520px){
  .container{max-width: 100%;padding: 0 16px;}
  .site-header{padding-top: 48px;}
  .topbar{top: 0;padding:12px 16px;width: 100%;}
  .topbar.container{padding:12px 16px;}
  .brand{font-size:14px;}
  .brand-subtitle{display:none !important;}
  .top-links{gap:10px;}
  .top-links a{font-size:12px;}
  .hero{height:220px;min-height:220px;margin-top: 0;width: 100%;}
  .hero-bg{background-size: contain !important;background-position: center top !important;background-repeat: no-repeat !important;width: 130% !important;height: 100% !important;transform: none !important;top: 0 !important;left: -10% !important;right: 0 !important;bottom: 0 !important;}
  .hero-content{padding: 0 12px 0 12px;width: 100%;box-sizing: border-box;}
  .hero-copy-title{font-size:16px;max-width:200px;margin:0 0 6px;}
  .hero-copy-subtitle{font-size:10px;max-width:200px;margin:0 0 4px;}
  .hero-downloads{gap:8px;margin-top:8px;}
  .hero-download-btn{font-size:10px;padding:5px 8px;gap:5px;}
  .hero-download-icon{width:16px;height:16px;}
  .hero-title{font-size:24px}
  .eyebrow{font-size:14px;}
  .hero-ctas{flex-direction: column;align-items: center;gap:10px;}
  .hero-ctas .btn{width: 100%;max-width: 280px;justify-content: center;}
  .products{padding:20px 0;width: 100%;}
  .product-grid{gap:12px;padding: 0 16px;max-width: 100%;width: 100%;}
  .product-card{min-height:300px;width: 100%;aspect-ratio: auto;overflow: hidden;}
  .product-card .card-bg{background-size: contain !important;background-position: center center !important;background-repeat: no-repeat !important;width: 100% !important;height: 100% !important;transform: none !important;top: 0 !important;left: 0 !important;right: 0 !important;bottom: 0 !important;}
  .product-card .card-content{padding:16px 12px;width: 100%;box-sizing: border-box;word-wrap: break-word;overflow-wrap: break-word;}
  .about{margin-top: 20px;width: 100%;}
  .about-heading{font-size:28px;padding: 0 16px;margin:8px auto 16px;width: 100%;}
  .about-hero{height:160px;width: 100%;background-size: cover;background-position: center center;}
  .about-copy{margin-top: 20px;padding: 0 16px;width: 100%;}
  .about-copy p{font-size: 12px;line-height: 1.6;}
  .footer-cols{grid-template-columns:1fr 1fr 1fr 1fr;gap:6px;max-width: 100%;}
  .footer-top{padding:20px 12px;width: 100%;}
  .footer-bottom{padding:10px 12px;width: 100%;}
  .site-footer{width: 100%;}
  .footer-col h3{font-size:11px;margin:0 0 4px;}
  .footer-col a{font-size: 8px;}
  .footer-col p{font-size: 8px;line-height: 1.3;}
  .footer-col li{margin:3px 0;}
  .copyright{font-size: 9px;line-height: 1.4;}
  .logo{width: 180px;max-width: 100%;}
  .btn-sm{padding:8px 12px;font-size:13px;}
  .qr-image{width: 120px;height: 120px;}
  .social-icons{gap: 10px;margin-top: 10px;}
  .social-icon{width: 28px !important;height: 28px !important;}
}

/* Figma-matched landing page */
.fengdian-home{
  --fd-nav-height:62px;
  --fd-page-max:1594px;
  --fd-dark:#282727;
  --fd-footer:#222222;
  --fd-yellow:#ffdd00;
  --fd-muted:#979797;
  --fd-copy:#333333;
  font-family:"Zen Maru Gothic","Roboto",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  color:#fff;
  background:#fff;
}

.fengdian-home a{
  color:inherit;
}

.fd-nav{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:10000;
  height:var(--fd-nav-height,62px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 max(24px,calc((100vw - var(--fd-page-max,1594px)) / 2));
  background:rgba(0,0,0,.8);
  font-family:"Roboto",system-ui,sans-serif;
}

.fd-brand{
  font-size:18px;
  line-height:1;
  font-weight:400;
  color:#fff;
  white-space:pre;
}

.fd-links{
  display:flex;
  align-items:center;
  gap:34px;
  color:#fff;
  font-size:18px;
  line-height:1;
}


.fengdian-home .product-switcher,
.fengdian-home .language-switcher,
.fd-nav .product-switcher,
.fd-nav .language-switcher{
  position:relative;
}

.fengdian-home .product-btn,
.fengdian-home .lang-btn,
.fd-nav .product-btn,
.fd-nav .lang-btn{
  min-width:auto;
  height:32px;
  padding:0;
  gap:12px;
  border:0;
  border-radius:0;
  background:transparent;
  color:#fff;
  font-family:"Roboto",system-ui,sans-serif;
  font-size:18px;
  line-height:1;
}

.fengdian-home .product-btn:hover,
.fengdian-home .lang-btn:hover,
.fd-nav .product-btn:hover,
.fd-nav .lang-btn:hover{
  background:transparent;
}

.fengdian-home .product-btn::after,
.fengdian-home .lang-btn::after,
.fd-nav .product-btn::after,
.fd-nav .lang-btn::after{
  content:"";
  width:24px;
  height:24px;
  flex:0 0 24px;
  border:0;
  background:url("../assets/figma/icons/down.svg") center/24px 24px no-repeat;
  transform:none;
}

.fengdian-home .product-btn.active::after,
.fengdian-home .lang-btn.active::after,
.fd-nav .product-btn.active::after,
.fd-nav .lang-btn.active::after{
  transform:rotate(180deg);
}

.fengdian-home .product-dropdown,
.fengdian-home .language-dropdown,
.fd-nav .product-dropdown,
.fd-nav .language-dropdown{
  top:42px;
  min-width:152px;
  padding:8px 0;
  border:1px solid rgba(255,255,255,.14);
  border-radius:0;
  background:rgba(0,0,0,.86);
  box-shadow:0 18px 40px rgba(0,0,0,.22);
}

.fengdian-home .language-dropdown,
.fd-nav .language-dropdown{
  right:0;
  min-width:110px;
}

.fengdian-home .product-option,
.fengdian-home .lang-option,
.fd-nav .product-option,
.fd-nav .lang-option{
  padding:10px 14px;
  font-size:14px;
  color:#fff;
  background:transparent;
}

.fd-hero{
  position:relative;
  min-height:956px;
  overflow:hidden;
  background:#111;
}

.fd-hero-bg{
  position:absolute;
  inset:0;
  z-index:0;
  width:100%;
  height:100%;
  background-image:url("../assets/figma/home-bg.png");
  background-repeat:no-repeat;
  background-size:cover !important;
  background-position:center center !important;
}

.fd-hero-phones{
  position:absolute;
  inset:0;
  z-index:1;
  width:min(100%,1920px);
  margin:0 auto;
  pointer-events:none;
}

.fd-hero-phones img{
  position:absolute;
  display:block;
  height:auto;
}

.fd-hero-phone-back{
  width:336px;
  right:263px;
  top:225px;
}

.fd-hero-phone-front{
  width:286px;
  right:439px;
  top:325px;
}

.fd-hero-inner{
  position:relative;
  z-index:2;
  width:min(100%,var(--fd-page-max));
  min-height:956px;
  margin:0 auto;
  padding:0 24px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
  transform:translateY(4px);
}

.fd-identity{
  display:flex;
  align-items:center;
  gap:17px;
  margin-left:534px;
  margin-bottom:38px;
}

.fd-logo{
  width:80px;
  height:80px;
  border-radius:10px;
  object-fit:cover;
  display:block;
}

.fd-name{
  margin:0 0 2px;
  font-family:"Roboto",system-ui,sans-serif;
  font-size:30px;
  font-weight:700;
  line-height:35px;
  color:#fff;
}

.fd-hand{
  margin:0;
  font-family:"Zhi Mang Xing","Zen Maru Gothic",cursive;
  font-size:30px;
  font-weight:400;
  line-height:1;
  color:#fff;
}

.fd-hero h1{
  margin:0 0 0 534px;
  max-width:420px;
  font-size:25px;
  font-weight:400;
  line-height:36px;
  color:#fff;
}

.fd-product{
  min-height:956px;
  background:var(--fd-dark);
  color:#fff;
  overflow:hidden;
}

.fd-product-inner{
  width:min(100%,var(--fd-page-max));
  min-height:956px;
  margin:0 auto;
  display:grid;
  grid-template-columns:48% 52%;
  align-items:center;
  padding:78px 24px 56px;
}

.fd-phone-stage{
  position:relative;
  height:656px;
}

.fd-phone{
  position:absolute;
  margin:0;
  overflow:visible;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}

.fd-phone::before{
  display:none;
}

.fd-phone img{
  width:100%;
  height:100%;
  display:block;
  object-fit:contain;
  object-position:center top;
}

.fd-phone-front{
  left:31px;
  top:42px;
  width:326px;
  height:656px;
}

.fd-phone-back{
  left:338px;
  top:149px;
  width:271px;
  height:546px;
  opacity:.96;
}

.fd-product-copy{
  max-width:560px;
  margin-left:84px;
  padding-top:28px;
}

.fd-feature + .fd-feature{
  margin-top:106px;
}

.fd-kicker{
  margin:0 0 12px;
  font-size:25px;
  font-weight:400;
  line-height:36px;
  color:var(--fd-yellow);
}

.fd-feature h2{
  margin:0;
  font-size:25px;
  font-weight:400;
  line-height:36px;
  color:#fff;
}

.fd-downloads{
  display:flex;
  align-items:flex-start;
  gap:118px;
  margin-top:26px;
}

.fd-download{
  display:grid;
  justify-items:center;
  gap:6px;
  font-size:15px;
  line-height:22px;
  color:#fff;
}

.fd-download img{
  width:50px;
  height:50px;
  object-fit:contain;
}

.fd-download:nth-child(2) img{
  width:60px;
  height:60px;
  margin-top:-10px;
}

.fd-feature-api{
  position:relative;
}

.fd-api-title-link{
  display:inline-flex;
  align-items:center;
  color:#fff;
  cursor:pointer;
  white-space:normal;
  transition:color .2s ease;
}

.fd-api-title-link h2{
  min-width:0;
  color:currentColor;
  overflow-wrap:anywhere;
  word-break:normal;
  transition:color .2s ease;
}

.fd-api-arrow{
  display:block;
  flex:0 0 24px;
  width:24px;
  height:24px;
  object-fit:contain;
  transition:filter .2s ease;
}

.fd-api-title-link:hover,
.fd-api-title-link:hover h2{
  color:var(--fd-yellow) !important;
}

.fd-about{
  background:#fff;
  color:var(--fd-copy);
}

.fd-about-image{
  height:450px;
  background:url("../assets/figma/contact-hero.jpg") center center / cover no-repeat;
}

.fd-about-copy{
  min-height:213px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:34px 24px;
}

.fd-about-copy p{
  width:min(1075px,100%);
  margin:0;
  font-size:25px;
  font-weight:400;
  line-height:36px;
  color:var(--fd-copy);
  white-space:pre-line;
}

.fd-footer{
  min-height:290px;
  padding:49px max(24px,calc((100vw - 1168px) / 2)) 20px;
  background:var(--fd-footer);
  color:var(--fd-muted);
}

.fd-footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1fr 1.35fr;
  gap:82px;
  min-height:148px;
}

.fd-footer h2{
  margin:0 0 16px;
  font-size:25px;
  font-weight:400;
  line-height:36px;
  color:#fff;
}

.fd-footer a,
.fd-footer p{
  display:block;
  margin:0 0 8px;
  font-size:14px;
  font-weight:400;
  line-height:20px;
  color:var(--fd-muted);
}

.fd-footer a:hover{
  color:#fff;
}

.fd-socials{
  display:flex;
  align-items:center;
  gap:27px;
  margin-top:10px;
}

.fd-socials .social-icon{
  width:30px !important;
  height:30px !important;
  cursor:pointer;
  transition:transform .2s ease;
}

.fd-copyright{
  margin:34px 0 0;
  text-align:center;
  font-size:14px;
  line-height:19px;
  color:var(--fd-muted);
}

.fd-copyright a{
  display:inline;
  margin:0 0 0 4px;
  font-size:inherit;
  line-height:inherit;
  color:inherit;
}

.fd-copyright a:hover{
  color:#fff;
}

@media (max-width: 1280px){
  .fd-nav{
    padding:0 48px;
  }

  .fd-identity,
  .fd-hero h1{
    margin-left:40vw;
  }

  .fd-product-copy{
    margin-left:40px;
  }

  .fd-phone-front{
    left:0;
  }

  .fd-phone-back{
    left:260px;
  }
}

@media (max-width: 960px){
  .fd-nav{
    padding:0 24px;
  }

  .fd-links{
    gap:18px;
    font-size:15px;
  }

  .fengdian-home .product-btn,
  .fengdian-home .lang-btn,
  .fd-nav .product-btn,
  .fd-nav .lang-btn,
  .fd-brand{
    font-size:15px;
  }

  .fd-hero,
  .fd-hero-inner{
    min-height:720px;
  }

  .fd-identity,
  .fd-hero h1{
    margin-left:34vw;
  }

  .fd-product-inner{
    grid-template-columns:1fr;
    gap:40px;
    min-height:auto;
    padding:86px 24px 72px;
  }

  .fd-phone-stage{
    height:560px;
    width:min(620px,100%);
    margin:0 auto;
  }

  .fd-phone-front{
    width:280px;
    height:562px;
    left:8%;
  }

  .fd-phone-back{
    width:236px;
    height:476px;
    left:47%;
    top:86px;
  }

  .fd-product-copy{
    max-width:620px;
    margin:0 auto;
    padding-top:0;
  }

  .fd-feature + .fd-feature{
    margin-top:52px;
  }

  .fd-footer-grid{
    grid-template-columns:1fr 1fr;
    gap:34px 56px;
  }
}

@media (max-width: 640px){
  .fd-nav{
    height:56px;
    padding:0 16px;
  }

  .fd-brand{
    max-width:160px;
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
  }

  .fd-links{
    gap:12px;
  }

  .fengdian-home .product-btn,
  .fengdian-home .lang-btn,
  .fd-nav .product-btn,
  .fd-nav .lang-btn,
  .fd-brand{
    font-size:12px;
  }

  .fd-hero,
  .fd-hero-inner{
    min-height:560px;
  }

  .fd-hero-bg{
    background-size:cover !important;
    background-position:62% center !important;
  }

  .fd-hero-inner{
    justify-content:flex-start;
    padding-top:128px;
  }

  .fd-identity,
  .fd-hero h1{
    margin-left:0;
  }

  .fd-identity{
    gap:12px;
    margin-bottom:24px;
  }

  .fd-logo{
    width:58px;
    height:58px;
    border-radius:8px;
    font-size:28px;
  }

  .fd-name,
  .fd-hand{
    font-size:24px;
    line-height:1.1;
  }

  .fd-hero h1,
  .fd-kicker,
  .fd-feature h2,
  .fd-about-copy p,
  .fd-footer h2{
    font-size:20px;
    line-height:30px;
  }

  .fd-hero-phones{
    width:100%;
  }

  .fd-hero-phone-back{
    width:210px;
    right:15px;
    top:100px;
  }

  .fd-hero-phone-front{
    width:180px;
    right:155px;
    top:158px;
  }

  .fd-product-inner{
    padding:64px 16px 56px;
  }

  .fd-phone-stage{
    height:470px;
  }

  .fd-phone-front{
    width:218px;
    height:438px;
    left:0;
  }

  .fd-phone-back{
    width:184px;
    height:370px;
    left:42%;
    top:72px;
  }

  .fd-downloads{
    gap:54px;
  }

  .fd-about-image{
    height:260px;
  }

  .fd-about-copy{
    min-height:auto;
    padding:34px 16px;
  }

  .fd-footer{
    padding:38px 16px 18px;
  }

  .fd-footer-grid{
    grid-template-columns:1fr 1fr;
    gap:26px 22px;
  }

  .fd-footer a,
  .fd-footer p,
  .fd-copyright{
    margin-top: 10px;
    font-size:12px;
    line-height:18px;
  }
}

@media (max-width: 420px){
  .fd-phone-stage{
    height:390px;
  }

  .fd-phone-front{
    width:184px;
    height:370px;
  }

  .fd-phone-back{
    width:154px;
    height:310px;
    left:45%;
    top:62px;
  }

  .fd-downloads{
    justify-content:space-between;
    gap:18px;
  }

  .fd-footer-grid{
    grid-template-columns:1fr;
  }
}

/* Index mobile: keep the desktop composition and scale it down proportionally. */
@media (max-width: 960px){
  .fengdian-home{
    --fd-mobile-scale: calc(100vw / 1920px);
  }

  .fengdian-home .fd-nav{
    height:62px;
    padding:0 24px;
  }

  .fengdian-home .fd-brand{
    max-width:none;
    overflow:visible;
    white-space:pre;
    text-overflow:clip;
    font-size:18px;
  }

  .fengdian-home .fd-links{
    gap:34px;
    font-size:18px;
  }

  .fengdian-home .product-btn,
  .fengdian-home .lang-btn{
    height:32px;
    padding:0;
    gap:12px;
    font-size:18px;
    white-space:nowrap;
  }

  .fengdian-home .fd-hero{
    min-height:0;
    height:calc(956px * var(--fd-mobile-scale));
    overflow:hidden;
  }

  .fengdian-home .fd-hero-bg{
    top:0;
    left:0;
    right:auto;
    bottom:auto;
    width:1920px;
    height:956px;
    background-size:1920px 956px !important;
    background-position:left top !important;
    transform:scale(var(--fd-mobile-scale));
    transform-origin:top left;
  }

  .fengdian-home .fd-hero-phones{
    width:1920px;
    height:956px;
    margin:0;
    transform:scale(var(--fd-mobile-scale));
    transform-origin:top left;
  }

  .fengdian-home .fd-hero-phone-back{
    width:336px;
    right:263px;
    top:225px;
  }

  .fengdian-home .fd-hero-phone-front{
    width:286px;
    right:439px;
    top:325px;
  }

  .fengdian-home .fd-hero-inner{
    position:absolute;
    top:0;
    left:calc(163px * var(--fd-mobile-scale));
    width:1594px;
    min-height:956px;
    margin:0;
    padding:0 24px;
    justify-content:center;
    transform:scale(var(--fd-mobile-scale));
    transform-origin:top left;
  }

  .fengdian-home .fd-identity{
    gap:17px;
    margin-left:534px;
    margin-bottom:38px;
  }

  .fengdian-home .fd-logo{
    width:80px;
    height:80px;
    border-radius:10px;
  }

  .fengdian-home .fd-name,
  .fengdian-home .fd-hand{
    font-size:30px;
    line-height:1;
  }

  .fengdian-home .fd-name{
    line-height:35px;
  }

  .fengdian-home .fd-hero h1{
    margin:0 0 0 534px;
    max-width:420px;
    font-size:25px;
    line-height:36px;
  }

  .fengdian-home .fd-product{
    min-height:0;
    height:calc(956px * var(--fd-mobile-scale));
    overflow:hidden;
  }

  .fengdian-home .fd-product-inner{
    width:1594px;
    min-height:956px;
    margin:0;
    padding:78px 24px 56px;
    display:grid;
    grid-template-columns:48% 52%;
    gap:0;
    align-items:center;
    transform:scale(var(--fd-mobile-scale));
    transform-origin:top left;
  }

  .fengdian-home .fd-phone-stage{
    width:auto;
    height:656px;
    margin:0;
  }

  .fengdian-home .fd-phone-front{
    left:31px;
    top:42px;
    width:326px;
    height:656px;
  }

  .fengdian-home .fd-phone-back{
    left:338px;
    top:149px;
    width:271px;
    height:546px;
  }

  .fengdian-home .fd-product-copy{
    max-width:560px;
    margin-left:84px;
    padding-top:28px;
  }

  .fengdian-home .fd-feature + .fd-feature{
    margin-top:106px;
  }

  .fengdian-home .fd-kicker,
  .fengdian-home .fd-feature h2{
    font-size:25px;
    line-height:36px;
  }

  .fengdian-home .fd-downloads{
    gap:118px;
  }

  .fengdian-home .fd-about-image{
    height:calc(450px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-about-copy{
    min-height:calc(213px * var(--fd-mobile-scale));
    padding:calc(34px * var(--fd-mobile-scale)) calc(24px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-about-copy p{
    width:calc(1075px * var(--fd-mobile-scale));
    font-size:calc(25px * var(--fd-mobile-scale));
    line-height:calc(36px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-footer{
    min-height:calc(290px * var(--fd-mobile-scale));
    padding:
      calc(49px * var(--fd-mobile-scale))
      calc((100vw - (1168px * var(--fd-mobile-scale))) / 2)
      calc(20px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-footer-grid{
    grid-template-columns:1fr 1fr 1fr 1.35fr;
    gap:calc(82px * var(--fd-mobile-scale));
    min-height:calc(148px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-footer h2{
    margin:0 0 calc(16px * var(--fd-mobile-scale));
    font-size:calc(25px * var(--fd-mobile-scale));
    line-height:calc(36px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-footer a,
  .fengdian-home .fd-footer p{
    margin:0 0 calc(8px * var(--fd-mobile-scale));
    font-size:calc(14px * var(--fd-mobile-scale));
    line-height:calc(20px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-socials{
    gap:calc(27px * var(--fd-mobile-scale));
    margin-top:calc(10px * var(--fd-mobile-scale));
  }

  .fengdian-home .fd-socials .social-icon{
    width:calc(30px * var(--fd-mobile-scale)) !important;
    height:calc(30px * var(--fd-mobile-scale)) !important;
  }

  .fengdian-home .fd-copyright{
    margin:calc(34px * var(--fd-mobile-scale)) 0 0;
    font-size:calc(14px * var(--fd-mobile-scale));
    line-height:calc(19px * var(--fd-mobile-scale));
  }
}

/* Readable mobile composition for index: preserve desktop layout relationships without full 1920px shrink. */
@media (max-width: 640px){
  .fengdian-home .fd-nav{
    height:56px;
    padding:0 14px;
  }

  .fengdian-home .fd-brand{ 
    max-width:178px;
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
    font-size:12px;
  }

  .fengdian-home .fd-links{
    gap:14px;
    font-size:12px;
  }

  .fengdian-home .product-btn,
  .fengdian-home .lang-btn{
    height:30px;
    gap:6px;
    font-size:12px;
  }

  .fengdian-home .product-btn::after,
  .fengdian-home .lang-btn::after{
    width:18px;
    height:18px;
    flex-basis:18px;
    background-size:18px 18px;
  }

  .fengdian-home .product-dropdown,
  .fengdian-home .language-dropdown{
    top:36px;
    min-width:110px;
    padding:6px 0;
  }

  .fengdian-home .language-dropdown{
    min-width:86px;
  }

  .fengdian-home .product-option,
  .fengdian-home .lang-option{
    padding:7px 10px;
    font-size:12px;
    line-height:16px;
  }

  .fengdian-home .fd-hero{
    height:380px;
    min-height:0;
    overflow:hidden;
  }

  .fengdian-home .fd-hero-bg{
    inset:0;
    width:100%;
    height:100%;
    transform:none;
    background-size:cover !important;
    background-position:38% center !important;
  }

  .fengdian-home .fd-hero-phones{
    width:100%;
    height:100%;
    transform:none;
  }

  .fengdian-home .fd-hero-phone-back{
    width:126px;
    right:10px;
    top:100px;
  }

  .fengdian-home .fd-hero-phone-front{
    width:110px;
    right:86px;
    top:134px;
  }

  .fengdian-home .fd-hero-inner{
    position:relative;
    left:auto;
    width:100%;
    min-height:100%;
    margin:0;
    padding:148px 18px 0 12px;
    justify-content:flex-start;
    transform:none;
  }

  .fengdian-home .fd-identity{
    gap:9px;
    margin:0 0 16px;
  }

  .fengdian-home .fd-logo{
    width:52px;
    height:52px;
    border-radius:8px;
  }

  .fengdian-home .fd-name{
    font-size:21px;
    line-height:26px;
  }

  .fengdian-home .fd-hand{
    font-size:20px;
    line-height:22px;
  }

  .fengdian-home .fd-hero h1{
    margin:0;
    max-width:206px;
    font-size:14px;
    line-height:24px;
  }

  .fengdian-home .fd-product{
    height:500px;
    min-height:0;
    overflow:hidden;
  }

  .fengdian-home .fd-product-inner{
    width:100%;
    min-height:100%;
    margin:0;
    padding:54px 16px 40px;
    display:grid;
    grid-template-columns:50% 50%;
    gap:0;
    align-items:center;
    transform:none;
  }

  .fengdian-home .fd-phone-stage{
    width:100%;
    height:320px;
    margin:0;
  }

  .fengdian-home .fd-phone-front{
    left:0;
    top:8px;
    width:120px;
    height:242px;
  }

  .fengdian-home .fd-phone-back{
    left:88px;
    top:50px;
    width:100px;
    height:202px;
  }

  .fengdian-home .fd-product-copy{
    max-width:168px;
    margin-left:12px;
    padding-top:0;
  }

  .fengdian-home .fd-feature + .fd-feature{
    margin-top:38px;
  }

  .fengdian-home .fd-kicker,
  .fengdian-home .fd-feature h2{
    font-size:13px;
    line-height:20px;
  }

  .fengdian-home .fd-kicker{
    margin-bottom:7px;
  }

  .fengdian-home .fd-downloads{
    gap:30px;
    margin-top:18px;
  }

  .fengdian-home .fd-download{
    gap:4px;
    font-size:11px;
    line-height:16px;
  }

  .fengdian-home .fd-download img{
    width:30px;
    height:30px;
  }

  .fengdian-home .fd-download:nth-child(2) img{
    width:36px;
    height:36px;
    margin-top:-6px;
  }

  .fengdian-home .fd-api-title-link{
    gap:5px;
  }

  .fengdian-home .fd-api-arrow{
    width:16px;
    height:16px;
  }

  .fengdian-home .fd-about-image{
    height:210px;
  }

  .fengdian-home .fd-about-copy{
    min-height:auto;
    padding:28px 18px;
  }

  .fengdian-home .fd-about-copy p{
    width:100%;
    font-size:14px;
    line-height:24px;
  }

  .fengdian-home .fd-footer{
    min-height:0;
    padding:32px 14px 18px;
  }

  .fengdian-home .fd-footer-grid{
    grid-template-columns:1fr 1fr 1fr 1.35fr;
    gap:12px;
    min-height:0;
  }

  .fengdian-home .fd-footer h2{
    margin:0 0 8px;
    font-size:13px;
    line-height:20px;
  }

  .fengdian-home .fd-footer a,
  .fengdian-home .fd-footer p{
    margin:0 0 5px;
    font-size:9px;
    line-height:14px;
  }

  .fengdian-home .fd-socials{
    gap:10px;
    margin-top:8px;
  }

  .fengdian-home .fd-socials .social-icon{
    width:22px !important;
    height:22px !important;
  }

  .fengdian-home .fd-copyright{
    margin:18px 0 0;
    font-size:10px;
    line-height:16px;
  }
}

.fengdian-home .fd-feature-api .fd-api-title-link,
.fengdian-home .fd-feature-creator .fd-api-title-link{
  display:inline-flex !important;
  flex-wrap:nowrap !important;
  align-items:center !important;
  width:100% !important;
  max-width:100% !important;
  color:#fff !important;
  white-space:normal !important;
  cursor:pointer !important;
}

.fengdian-home .fd-feature-api .fd-api-title-link h2,
.fengdian-home .fd-feature-creator .fd-api-title-link h2{
  flex:1 1 auto !important;
  min-width:0 !important;
  color:currentColor !important;
  overflow-wrap:anywhere !important;
  word-break:normal !important;
}

.fengdian-home .fd-feature-api .fd-api-title-link:hover,
.fengdian-home .fd-feature-api .fd-api-title-link:hover h2,
.fengdian-home .fd-feature-creator .fd-api-title-link:hover,
.fengdian-home .fd-feature-creator .fd-api-title-link:hover h2{
  color:var(--fd-yellow) !important;
}

.fengdian-home .fd-feature-api .fd-api-arrow,
.fengdian-home .fd-feature-creator .fd-api-arrow{
  display:inline-block !important;
  flex:0 0 auto !important;
  margin-left:8px !important;
  vertical-align:middle !important;
}