:root {
    --primary: #FF6B00;
    --primary-foreground: #FFFFFF;
    --secondary: #1A1A1A;
    --secondary-foreground: #FFFFFF;
    --muted: #F3F4F6;
    --muted-foreground: #6B7280;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
}

body {
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

.font-display {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
}

.text-primary { color: var(--primary) !important; }
.bg-primary { background-color: var(--primary) !important; }
.bg-secondary { background-color: var(--secondary) !important; }
.text-secondary-foreground { color: var(--secondary-foreground) !important; }

.btn-hero {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border: none;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}
.btn-hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(255, 107, 0, 0.3);
    color: white;
}

.btn-hero-outline {
    background-color: transparent;
    border: 2px solid var(--primary-foreground);
    color: var(--primary-foreground);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}
.btn-hero-outline:hover {
    background-color: var(--primary-foreground);
    color: var(--secondary);
}

.hero-overlay {
    background: linear-gradient(to right, rgba(0,0,0,0.8), rgba(0,0,0,0.4));
}

.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    background-color: var(--whatsapp);
    color: white;
    border-radius: 50%;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    text-decoration: none;
}
.whatsapp-float:hover {
    background-color: var(--whatsapp-dark);
    transform: scale(1.1);
    color: white;
}

.industrial-card {
    background: white;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}
.industrial-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}