* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Roboto', sans-serif; line-height: 1.6; color: #333; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

header { background: #2c3e50; color: white; padding: 1rem 0; position: sticky; top: 0; z-index: 100; }
nav { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.logo { font-size: 1.5rem; font-weight: 700; }
.nav-menu { display: flex; list-style: none; gap: 2rem; }
.nav-menu a { color: white; text-decoration: none; padding: 0.5rem 1rem; border-radius: 4px; transition: background 0.3s; }
.nav-menu a:hover { background: rgba(255,255,255,0.1); }
.lang-switch button { background: none; border: 1px solid white; color: white; padding: 0.5rem; margin-left: 0.5rem; cursor: pointer; border-radius: 4px; }
.lang-switch button.active { background: #e74c3c; }

.hero { background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1578157624060-5d93153c8421?w=1200&auto=format'); background-size: cover; color: white; text-align: center; padding: 8rem 0; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 1.5rem; max-width: 90%; }
.cta { display: inline-block; background: #e74c3c; color: white; padding: 1rem 2.5rem; text-decoration: none; border-radius: 50px; font-weight: 700; margin-top: 1.5rem; transition: transform 0.3s; }
.cta:hover { transform: translateY(-2px); }

.services-grid, .portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2rem; padding: 4rem 0; }
.card { background: white; border-radius: 12px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.1); transition: transform 0.3s; }
.card:hover { transform: translateY(-5px); }
.card img { width: 100%; height: 200px; object-fit: cover; }
.card-content { padding: 2rem; }
.card h3 { margin-bottom: 1rem; color: #2c3e50; }

.contact-form { max-width: 600px; margin: 3rem auto; padding: 2rem; background: white; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 700; }
.form-group input, .form-group textarea { width: 100%; padding: 1rem; border: 2px solid #eee; border-radius: 8px; font-size: 1rem; transition: border-color 0.3s; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: #e74c3c; }

footer { background: #34495e; color: white; text-align: center; padding: 3rem 0 2rem; }
@media (max-width: 768px) { 
    nav { flex-direction: column; gap: 1rem; } 
    .nav-menu { flex-direction: column; gap: 1rem; width: 100%; text-align: center; }
}