body { font-family: 'Montserrat', sans-serif; }

        /* Estilo do Hero com Vídeo de Fundo */
        .hero {
            position: relative;
            height: 100vh;
            min-height: 500px;
            width: 100%;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }

        .hero video {
            position: absolute;
            top: 50%;
            left: 50%;
            min-width: 100%;
            min-height: 100%;
            width: auto;
            height: auto;
            z-index: 0;
            transform: translateX(-50%) translateY(-50%);
            object-fit: cover;
        }

        .overlay {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            width: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        /* Seções */
        section { padding: 80px 0; }
        .bg-dark-custom { background-color: #1a1a1a; color: white; }
        
        /* Portfolio */
        .portfolio-item {
            overflow: hidden;
            border-radius: 10px;
            margin-bottom: 30px;
        }
        .portfolio-item img {
            transition: transform 0.3s ease;
            width: 100%;
        }
        .portfolio-item:hover img { transform: scale(1.1); }