* {
    font-family: 'Inter', sans-serif;
}

.hero-bg {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.4)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.construction-gradient {
    background: linear-gradient(135deg, #ff6b35 0%, #f7941d 100%);
}

.service-card {
    transition: all 0.3s ease;
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.project-card {
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card:hover img {
    transform: scale(1.1);
}

.project-card img {
    transition: all 0.3s ease;
}

.navbar-scroll {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-slide-in {
    animation: slideIn 0.8s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

.stats-counter {
    font-size: 3rem;
    font-weight: 800;
    color: #ff6b35;
}

.mobile-menu {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
}

.form-input:focus {
    border-color: #ff6b35;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b35 0%, #f7941d 100%);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 107, 53, 0.3);
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35 0%, #f7941d 100%);
    margin: 20px auto;
    border-radius: 2px;
}

@media (max-width: 768px) {
    .hero-bg {
        background-attachment: scroll;
    }
}