//채용절차 아이콘 깜박임 이벤트 
const normalTriangles = document.querySelectorAll('.triangle.normal');
const multipleTriangles = document.querySelectorAll('.triangle.multiple .small-triangle');
let currentStep = 0;

function activateStep(stepIndex) {
    normalTriangles.forEach((triangle, index) => {
        if (index < stepIndex) {
            triangle.classList.remove('active');
            triangle.classList.add('completed'); 
        } else if (index === stepIndex) {
            triangle.classList.remove('completed');
            triangle.classList.add('active');
        } else {
            triangle.classList.remove('active', 'completed');
        }
    });

    if (stepIndex === 3) {
        multipleTriangles.forEach((tri, i) => {
            if (tri.classList.contains('completed')) return;
            setTimeout(() => {
                tri.classList.add('active');
            }, i * 500); 
        });
    } else if (stepIndex < 3) {
        multipleTriangles.forEach(tri => {
            tri.classList.remove('active');
            tri.classList.remove('completed');
        });
    }
}

function nextStep() {
    activateStep(currentStep);
    currentStep = (currentStep + 1) % 5; 
}

setInterval(nextStep, 1200);