.certification-container {
    max-width: 800px;
    margin: 100px auto 2rem;
    padding: 2rem;
}

.certification-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
    position: relative;
}

.certification-steps::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(74, 144, 226, 0.2);
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 2px solid var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.step.active .step-number {
    background: var(--secondary-color);
    box-shadow: 0 0 15px rgba(74, 144, 226, 0.5);
}

.form-section {
    display: none;
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 12px;
    animation: fadeIn 0.6s ease-out;
}

.form-section.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    color: var(--text-color);
}

.upload-area {
    border: 2px dashed rgba(74, 144, 226, 0.3);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: var(--secondary-color);
    background: rgba(74, 144, 226, 0.1);
}

.button-group {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
}

.next-btn, .prev-btn, .submit-btn {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.next-btn, .submit-btn {
    background: var(--secondary-color);
    color: white;
}

.prev-btn {
    background: transparent;
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
}