:root{--primary:#0a2540;--accent:#00aaff;--light:#f4f8fb;--gray:#5c6b7a;}
  *{margin:0;padding:0;box-sizing:border-box}
  body{font-family:"Noto Sans TC","Noto Sans SC","Helvetica Neue",Arial,sans-serif;color:var(--primary);line-height:1.7;background:#fff}
  a{text-decoration:none;color:inherit} img{max-width:100%;display:block;border-radius:12px}
  .container{max-width:1140px;margin:0 auto;padding:0 24px}
  header{position:sticky;top:0;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.06);z-index:200}
  .nav{display:flex;justify-content:space-between;align-items:center;padding:14px 0}
  .logo{font-size:20px;font-weight:700;color:var(--primary)} .logo span{color:var(--accent)}
  .nav-links{display:flex;gap:24px;font-size:14.5px;font-weight:500;align-items:center}
  .dropdown{position:relative}.dropdown>a{cursor:pointer}
  .dropdown-menu{position:absolute;top:130%;left:0;background:#fff;box-shadow:0 10px 30px rgba(10,37,64,.15);border-radius:10px;padding:12px 0;min-width:220px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .18s}
  .dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
  .dropdown-menu a{display:block;padding:10px 20px;font-size:14px}.dropdown-menu a:hover{background:var(--light);color:var(--accent)}
  .nav-links a:hover{color:var(--accent)}
  .nav-right{display:flex;align-items:center;gap:14px}.lang-switch{display:flex;gap:6px;border:1px solid #dbe4ec;border-radius:20px;padding:4px 6px}
  .lang-switch button{border:none;background:transparent;font-size:12.5px;padding:5px 10px;border-radius:16px;cursor:pointer;color:var(--gray);font-weight:600}
  .lang-switch button.active{background:var(--primary);color:#fff}.nav-cta{background:var(--accent);color:#fff;padding:10px 20px;border-radius:6px;font-weight:600;font-size:14px;white-space:nowrap}
  .hero{background:linear-gradient(135deg,#0a2540 0%,#123a5e 60%,#0a2540 100%);color:#fff;padding:90px 0 80px;overflow:hidden}
  .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.hero h1{font-size:36px;font-weight:800;margin-bottom:18px;line-height:1.45}.hero h1 span{color:var(--accent)}
  .hero p{font-size:16px;color:#cfe3f5;max-width:520px;margin-bottom:30px}.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
  .btn-primary{background:var(--accent);color:#fff;padding:14px 28px;border-radius:8px;font-weight:700;font-size:15px}.btn-secondary{border:1px solid #ffffff66;color:#fff;padding:14px 28px;border-radius:8px;font-weight:600;font-size:15px}
  .hero-img{border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.35)} .hero-img img{width:100%;height:340px;object-fit:cover;border-radius:16px}
  section{padding:76px 0}.section-tag{display:inline-block;background:var(--light);color:var(--accent);font-size:12.5px;font-weight:700;padding:6px 14px;border-radius:20px;margin-bottom:14px}
  .section-title{text-align:center;margin-bottom:50px}.section-title h2{font-size:29px;font-weight:800;color:var(--primary)} .section-title p{color:var(--gray);margin-top:10px;font-size:15px;max-width:600px;margin-left:auto;margin-right:auto}
  .services{background:var(--light)} .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
  .card{background:#fff;border-radius:14px;padding:30px 24px;box-shadow:0 6px 20px rgba(10,37,64,.06);transition:transform .2s}.card:hover{transform:translateY(-6px)}
  .card .icon{width:50px;height:50px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#0a2540);margin-bottom:16px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:700}
  .card h3{font-size:17px;margin-bottom:8px}.card p{color:var(--gray);font-size:14px}
  .products .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:36px}.product-card{background:#fff;border:1px solid #e8eef3;border-radius:16px;overflow:hidden;box-shadow:0 6px 24px rgba(10,37,64,.06)}
  .product-card .pimg{height:230px;overflow:hidden;background:#f0f4f8}.product-card .pimg img{width:100%;height:100%;object-fit:cover;border-radius:0}.product-body{padding:26px 26px 30px}
  .product-body h3{font-size:19px;margin-bottom:6px}.product-body .tagline{color:var(--accent);font-size:13px;font-weight:700;margin-bottom:14px;text-transform:uppercase;letter-spacing:.5px}
  .spec-list{list-style:none;margin-top:14px}.spec-list li{display:flex;justify-content:space-between;font-size:13.5px;padding:9px 0;border-bottom:1px solid #eef2f6;color:var(--gray)} .spec-list li b{color:var(--primary);font-weight:600}
  .solutions{background:var(--light)} .sol-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
  .sol-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 6px 20px rgba(10,37,64,.06);display:flex;flex-direction:column}.sol-card .simg{height:180px;overflow:hidden}.sol-card .simg img{width:100%;height:100%;object-fit:cover;border-radius:0}.sol-body{padding:22px 24px}.sol-body h4{font-size:16.5px;margin-bottom:8px}.sol-body p{font-size:13.5px;color:var(--gray)}
  .tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.tech-visual img{border-radius:16px;box-shadow:0 10px 30px rgba(10,37,64,.1)}
  .tech-list div{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}.tech-list .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:8px;flex-shrink:0}.tech-list h4{font-size:16px;margin-bottom:4px}.tech-list p{color:var(--gray);font-size:14px}
  .process{background:var(--light)} .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.step{text-align:center}.step-num{width:46px;height:46px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-weight:700}.step h4{font-size:15.5px;margin-bottom:6px}.step p{font-size:13.5px;color:var(--gray)}
  .compliance{background:var(--primary);color:#fff;text-align:center}.compliance h2{font-size:27px;margin-bottom:16px}.compliance p{color:#cfe3f5;max-width:700px;margin:0 auto 28px;font-size:14.5px}.badges{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}.badge{border:1px solid #ffffff40;padding:10px 18px;border-radius:30px;font-size:13.5px}
  .about .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.about-visual img{border-radius:16px}.stat-row{display:flex;gap:30px;margin-top:26px;flex-wrap:wrap}.stat b{font-size:26px;color:var(--accent);display:block}.stat span{font-size:13px;color:var(--gray)}
  .contact{background:var(--light)} .contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:50px}.contact-box{background:#fff;border-radius:16px;padding:36px;box-shadow:0 6px 20px rgba(10,37,64,.06)}
  .form-group{margin-bottom:18px}.form-group label{display:block;font-size:13.5px;margin-bottom:6px;font-weight:600}.form-group input,.form-group textarea{width:100%;padding:12px 14px;border:1px solid #dbe4ec;border-radius:8px;font-size:14px;font-family:inherit}.form-group textarea{resize:vertical;min-height:100px}
  .submit-btn{background:var(--accent);color:#fff;border:none;padding:14px 30px;border-radius:8px;font-weight:700;font-size:15px;cursor:pointer;width:100%}.info-item{display:flex;gap:14px;margin-bottom:22px}.info-item .icon-sm{width:40px;height:40px;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;color:var(--accent);font-weight:700;flex-shrink:0;box-shadow:0 4px 12px rgba(10,37,64,.08)}.info-item h4{font-size:14.5px;margin-bottom:4px}.info-item p{font-size:13.5px;color:var(--gray)}
  footer{background:#071b30;color:#8fa5bc;text-align:center;padding:30px 0;font-size:12.5px}.credit{margin-top:8px;font-size:11.5px;color:#5c7086}
  @media(max-width:900px){.nav-links{display:none}.grid-3,.products .grid-2,.sol-grid,.tech-grid,.about .about-grid,.contact-wrap{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.hero h1{font-size:26px}}

  .videos{background:#fff}
  .video-list{display:flex;flex-direction:column;gap:30px;max-width:760px;margin:0 auto}
  .video-card{background:var(--light);border-radius:16px;overflow:hidden;box-shadow:0 6px 20px rgba(10,37,64,.06);display:grid;grid-template-columns:280px 1fr}
  .video-frame-wrap{position:relative;width:100%;padding-top:177.7%;background:#000;overflow:hidden}
  .video-frame-wrap iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}
  .video-badge{position:absolute;top:10px;left:10px;background:rgba(10,37,64,.72);backdrop-filter:blur(2px);color:#fff;font-size:9.5px;font-weight:600;padding:4px 9px;border-radius:14px;z-index:5;display:flex;align-items:center;gap:5px;pointer-events:none;letter-spacing:.2px}
  .video-badge img{height:12px;width:auto;border-radius:0}
  .video-badge .dot2{width:5px;height:5px;border-radius:50%;background:var(--accent)}
  .video-caption{padding:22px 24px;display:flex;flex-direction:column;justify-content:center}
  .video-caption h4{font-size:16px;margin-bottom:8px}
  .video-caption p{font-size:13.5px;color:var(--gray);line-height:1.6}
  .video-endcard{margin-top:12px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e3ecf3;border-radius:10px;padding:8px 12px;width:fit-content}
  .video-endcard img{height:20px;width:auto;border-radius:0}
  .video-endcard span{font-size:11.5px;font-weight:700;color:var(--primary)}
  @media(max-width:700px){
    .video-card{grid-template-columns:1fr}
    .video-frame-wrap{padding-top:56.25%}
  }

  .villas{background:var(--light)}
  .villa-list{display:flex;flex-direction:column;gap:30px;max-width:900px;margin:0 auto}
  .villa-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 6px 20px rgba(10,37,64,.06)}
  .villa-photo{width:100%;height:320px;object-fit:cover;display:block}
  .villa-caption{padding:24px 26px}
  .villa-caption .villa-loc{display:inline-block;background:var(--light);color:var(--accent);font-size:11.5px;font-weight:700;padding:4px 12px;border-radius:14px;margin-bottom:10px;letter-spacing:.3px}
  .villa-caption h4{font-size:17px;margin-bottom:8px}
  .villa-caption p{color:var(--gray);font-size:13.8px;line-height:1.7}
  .villa-badge-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;justify-content:center}
  .villa-badge{background:#fff;border:1px solid #dbe4ec;padding:8px 16px;border-radius:20px;font-size:12.5px;font-weight:600;color:var(--primary)}

  .contact-btns{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:820px;margin:0 auto}
  .contact-btn-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:#fff;border-radius:20px;padding:48px 30px;box-shadow:0 8px 26px rgba(10,37,64,.08);text-decoration:none;transition:transform .2s,box-shadow .2s}
  .contact-btn-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(10,37,64,.14)}
  .contact-btn-icon{width:76px;height:76px;border-radius:50%;display:flex;align-items:center;justify-content:center}
  .contact-btn-icon.wa{background:#25D366}
  .contact-btn-icon.mail{background:var(--primary)}
  .contact-btn-icon svg{width:40px;height:40px}
  .contact-btn-card h4{font-size:19px;color:var(--primary)}
  .contact-btn-card p{font-size:14px;color:var(--gray);word-break:break-all;text-align:center}
  @media(max-width:700px){.contact-btns{grid-template-columns:1fr}}
.icon-photo{width:100%;height:170px;border-radius:12px;overflow:hidden;margin-bottom:18px}
.icon-photo img{width:100%;height:100%;object-fit:cover;display:block}