.pdf-access-form-container {
    margin: 20px auto;
    max-width: 500px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.pdf-access-form-container:hover {
    box-shadow: 0px 6px 15px rgba(0, 0, 0, 0.2);
}

.pdf-access-form h2 {
    text-align: center;
    margin-bottom: 25px;
    color: #222;
    font-size: 20px;
    font-weight: 600;
    border-bottom: 2px solid #0073aa;
    display: inline-block;
    padding-bottom: 5px;
}

.pdf-access-form .form-group {
    margin-bottom: 20px;
}

.pdf-access-form label {
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
    color: #444;
    font-size: 15px;
}

.pdf-access-form .form-control {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: inset 0px 1px 3px rgba(0, 0, 0, 0.05);
    background: #fafafa;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.pdf-access-form .form-control:focus {
    border-color: #0073aa;
    box-shadow: 0px 0px 5px rgba(0, 115, 170, 0.5);
    background: #fff;
    outline: none;
}

.pdf-access-form .btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    background: linear-gradient(45deg, #0073aa, #005177);
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background 0.3s ease, transform 0.2s ease;
}

.pdf-access-form .btn:hover {
    background: linear-gradient(45deg, #005177, #003f5f);
    transform: scale(1.03);
}

.pdf-access-form .btn:active {
    transform: scale(0.98);
}

@media (max-width: 768px) {
    .pdf-access-form-container {
        padding: 15px;
    }

    .pdf-access-form .form-control {
        font-size: 14px;
    }

    .pdf-access-form .btn {
        font-size: 14px;
        padding: 10px;
    }
}