:root { --primary-color:#ff6600; --secondary-color:#1a2b3c; }
body { font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif; background:#f8f9fa; }
.navbar { background:var(--secondary-color); }
.hero { background:linear-gradient(rgba(0,0,0,.7),rgba(0,0,0,.7)),url('https://images.unsplash.com/photo-1580273916550-e323be2ae537?auto=format&fit=crop&w=1350&q=80'); background-size:cover; background-position:center; color:#fff; padding:100px 0; text-align:center; }
.btn-primary { background:var(--primary-color); border-color:var(--primary-color); font-weight:700; padding:12px 30px; border-radius:50px; }
.btn-primary:hover { background:#e65c00; border-color:#e65c00; transform:scale(1.05); transition:.3s; }
.whatsapp-float { position:fixed; bottom:30px; right:30px; background:#25d366; color:#fff; width:60px; height:60px; border-radius:50px; text-align:center; font-size:30px; box-shadow:2px 2px 10px rgba(0,0,0,.2); z-index:1000; display:flex; align-items:center; justify-content:center; text-decoration:none; }
.service-card { border:0; border-radius:15px; transition:.3s; box-shadow:0 5px 15px rgba(0,0,0,.05); }
.service-card:hover { transform:translateY(-10px); box-shadow:0 10px 25px rgba(0,0,0,.1); }
.icon-box { color:var(--primary-color); font-size:40px; margin-bottom:20px; }